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Slovakia

Mobile Network Experience Report
March 2023

Opensignal is the independent global standard for analyzing consumers' connectivity experiences. Our industry reports are the definitive guide to understanding what happens when people use their mobile and broadband connections in their daily life.

Author: Rupert Bapty, Analyst Data Collection Period: Nov 01, 2022 - Jan 29, 2023

Slovakia

Mobile Network Experience Report
March 2023

Opensignal is the independent global standard for analyzing consumers' connectivity experiences. Our industry reports are the definitive guide to understanding what happens when people use their mobile and broadband connections in their daily life.

Author: Rupert Bapty, Analyst

Data Collection Period: Nov 01, 2022 - Jan 29, 2023

Key Findings

Slovak Telekom topples Orange in both Voice App Experience and Games Experience

Slovak Telekom wins both the Voice App Experience and Games Experience awards outright. Slovak Telekom previously shared the Games Experience award with Orange, but now is the sole winner with a score of 83.1 points on a 100-point scale — around 4.3 points above both Orange and O2, which statistically tie for second place. Slovak Telekom also takes the top spot for Voice App Experience, which Orange won outright in the previous report. Slovak Telekom scores 82.3 points on a 100-point scale, 0.7 points above second-placed Orange.

The fastest upload speed is on Slovak Telekom

Slovak Telekom manages to race ahead in Upload Speed Experience, an award it previously shared with Orange, winning it with a score of 14Mbps — 2.2Mbps ahead of Orange, which finishes in second place. All four operators had large improvements in their scores when compared to the previous report, ranging from an impressive 39.7% increase for Slovak Telekom to a modest 16.5% increase for orange. Slovak Telekom also takes home the first instance of the 5G Upload Speed award with a score of 37.3Mbps — 2.7 times its overall average upload speed.

Slovak Telekom remains first for consistency

Slovak Telekom retains both its award for Core Consistent Quality and for Excellent Consistent Quality, winning with a score of 95.2% and 89.5%, respectively. O2 remains first runner-up for Core Consistent Quality, 1.2 percentage points below Slovak Telekom — Orange and 4ka follow in third and fourth, respectively. Slovak Telekom defends Excellent Consistent Quality from Orange once again, with Orange scoring 87.8% — 1.7 percentage points below the lead. O2 comes in third place and 4ka once again brings up the rear.

Orange manages a first place finish in both download speed awards

Orange wins 5G Download Speed outright, and is the first reported operator in Slovakia to do so. The operator scores 148.2Mbps — 12.9Mbps ahead of nearest rival, Slovak Telekom. Orange now also shares the Download Speed Experience award with Slovak Telekom as the pair statistically tie with scores of 51.5-52.5Mbps. Slovak Telekom managed to catch Orange due to its large increase in score of 18.7Mbps (56.8%), while Orange users saw a smaller increase of 11.1Mbps (26.9%). Looking at the uplift to 5G from overall download speed O2 users see the largest difference, with their 5G score 3.5 times that of their overall score. Slovak Telekom and Orange see just as impressive uplifts of 2.6 and 2.8 times, respectively.

Orange keeps hold of Availability

Orange wins the Availability award for a second time. Orange scores 97.7%, around 1.9 percentage points above O2 and Slovak Telekom, which tie for second place with statistically similar scores of 95.5-96.2% — 4ka comes in fourth place with a score of 86.9%. Orange's score means that our users on Orange's network spend 97.7% of their time with an active 3G or better connection.

Mobile Experience Awards

March 2023, Slovakia Report
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Market Overview

In this Opensignal report on the Slovakian mobile network experience we present 5G awards for the first time – for which the included operators are Slovak Telekom, Orange and O2.

Slovak Telekom has managed to displace Orange from its spot at the top of the table with 11 awards — scooping up six outright victories and five joint wins. Slovak Telekom retains its wins in both consistency awards, while adding uncontested first places in Games Experience, Voice App Experience, Upload Speed Experience and 5G Upload Speed to its accomplishments.

Orange slips down to a still respectable six first place finishes. The operator keeps hold of its outright win in Availability and shared win in 4G Coverage Experience, picks up a clear victory in 5G Download Speed, and now shares three other awards.

Thanks to the 5G metrics, O2 is now on six winners' podiums, up from a singular shared first place previously. The operator takes home 5G Video Experience outright, and shares five other awards, including overall Video Experience. 4ka is yet to win an award but has made large improvements since the last report.

The Video Experience scores account for adaptive bitrate streaming (ABR), a technology that allows Opensignal to accurately represent users' real video experience including video streams up to 4K quality.

Orange announced in December 2022 that it will shut off its 3G network at the end of 2023, a full 12 months earlier than originally planned. The operator is looking to at least double its 5G coverage by that point, and the shutdown of the 3G network will allow Orange to use its 900MHz and 2100MHz spectrum to enhance the experience of users on 4G and 5G. The operator says it expects to shut down its 2G network between 2028 and 2030.

In this report, we analyzed our users' experience in Slovakia on each of the four national operators, 4ka, O2, Orange and Slovak Telekom, over a 90 day period starting on November 1, 2022, and ending on January 29, 2023, to see how they measure up. Despite 4ka not being included in 5G award categories, users' 5G measurements still contribute to the overall experience awards in this report.

Overall Experience
5G Experience
Coverage
Consistency
Video Experience
Games Experience
Voice App Experience
Download Speed Experience
Upload Speed Experience
All Users
5G Users
Video Experience
in 0-100 points
4ka
64.1
O2
70.3
Orange
71.8
Slovak Telekom
69.2
019385776
The brackets represent confidence intervals.
Read why confidence intervals are important.
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Video Experience – 5G Users
in 0-100 points
O2
72.5
Orange
73.6
Slovak Telekom
71.9
019385776
The brackets represent confidence intervals.
Read why confidence intervals are important.
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All Users
5G Users
Games Experience
in 0-100 points
4ka
69.9
O2
77.7
Orange
80.0
Slovak Telekom
83.1
021.54364.586
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
Games Experience – 5G Users
in 0-100 points
O2
78.6
Orange
77.7
Slovak Telekom
84.4
022.54567.590
The brackets represent confidence intervals.
Read why confidence intervals are important.
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All Users
5G Users
Voice App Experience
in 0-100 points
4ka
77.2
O2
80.2
Orange
81.6
Slovak Telekom
82.3
021.54364.586
The brackets represent confidence intervals.
Read why confidence intervals are important.
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Voice App Experience – 5G Users
in 0-100 points
O2
81.2
Orange
81.4
Slovak Telekom
83.3
021.54364.586
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
All Users
5G Users
Download Speed Experience
in Mbps
4ka
18.4
O2
28.1
Orange
52.5
Slovak Telekom
51.5
014284256
The brackets represent confidence intervals.
Read why confidence intervals are important.
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Download Speed Experience – 5G Users
in Mbps
O2
37.4
Orange
69.7
Slovak Telekom
70.5
019385776
The brackets represent confidence intervals.
Read why confidence intervals are important.
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All Users
5G Users
Upload Speed Experience
in Mbps
4ka
9.2
O2
10.8
Orange
11.9
Slovak Telekom
14.0
0481216
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
Upload Speed Experience – 5G Users
in Mbps
O2
12.9
Orange
12.2
Slovak Telekom
18.9
05101520
The brackets represent confidence intervals.
Read why confidence intervals are important.
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Definitions

Opensignal’s Video Experience quantifies the quality of video streamed to mobile devices by measuring real-world video streams over an operator's networks. The metric is based on an International Telecommunication Union (ITU) approach, built upon detailed studies which have derived a relationship between technical parameters, including picture quality, video loading time and stall rate, with the perceived video experience as reported by real people. To calculate video experience, we are directly measuring video streams from end-user devices and using this ITU approach to quantify the overall video experience for each operator on a scale from 0 to 100. The videos tested include a mixture of resolutions — including Full HD (FHD) and 4K / Ultra HD (UHD) — and are streamed directly from the world’s largest video content providers.

In addition to Video Experience, we report on the following metrics related to video experience:

  • 5G Video Experience: The average Video Experience of Opensignal users when they were connected to an operator’s 5G network.
  • Video Experience – 5G Users: The average Video Experience of Opensignal users with a 5G device and a 5G subscription across an operator's networks. It factors in 2G, 3G, 4G and 5G video experience along with the availability of each technology.
  • 4G Video Experience: The average Video Experience of Opensignal users on an operator's 4G network.
  • 3G Video Experience: The average Video Experience of Opensignal users on an operator’s 3G network.

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Definitions

Opensignal’s Games Experience measures how mobile users experience real-time multiplayer mobile gaming on an operator’s network. Measured on a scale of 0-100, it analyzes how our users’ multiplayer mobile gaming experience is affected by mobile network conditions including latency, packet loss and jitter.

Games Experience quantifies the experience when playing real-time multiplayer mobile games on mobile devices connected to servers located around the world. The approach is built on several years of research quantifying the relationship between technical network parameters and the gaming experience as reported by real mobile users. These parameters include latency (round trip time), jitter (variability of latency) and packet loss (the proportion of data packets that never reach their destination). Additionally, it considers multiple genres of multiplayer mobile games to measure the average sensitivity to network conditions. The games tested include some of the most popular real-time multiplayer mobile games (such as Fortnite, Pro Evolution Soccer and Arena of Valor) played around the world.

Calculating Games Experience starts with measuring the end-to-end experience from users’ devices to internet end-points that host real games. The score is then measured on a scale from 0 to 100.

In addition to Games Experience, we report on the following metrics related to games experience:

  • 5G Games Experience: The average Games Experience of Opensignal users when they were connected to an operator’s 5G network.
  • Games Experience – 5G Users: The average Games Experience of Opensignal users with a 5G device and a 5G subscription across an operator's networks. It factors in 2G, 3G, 4G and 5G games experience along with the availability of each technology.
  • 4G Games Experience: The average Games Experience of Opensignal users on an operator's 4G network.
  • 3G Games Experience: The average Games Experience of Opensignal users on an operator's 3G (e.g. UMTS/HSPA or CDMA 1X EV-DO) network.

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Definitions

Opensignal's Voice App Experience measures the quality of experience for over-the-top (OTT) voice services — mobile voice apps such as WhatsApp, Skype and Facebook Messenger — using a model derived from the International Telecommunication Union (ITU) approach for quantifying overall voice call quality and a series of calibrated technical parameters. This model characterizes the exact relationship between the technical measurements and perceived call quality. Voice App Experience for each operator is calculated on a scale from 0 to 100.

In addition to Voice App Experience, we report on the following metrics related to voice app experience:

  • 5G Voice App Experience: The average Voice App Experience of Opensignal users when they were connected to an operator’s 5G network.
  • Voice App Experience – 5G Users: The average Voice App Experience of Opensignal users with a 5G device and a 5G subscription across an operator's networks. It factors in 2G, 3G, 4G and 5G voice app experience along with the availability of each technology.
  • 4G Voice App Experience: The average Voice App Experience of Opensignal users on an operator's 4G network.
  • 3G Voice App Experience: The average Voice App Experience of Opensignal users on an operator's 3G (e.g. UMTS/HSPA or CDMA 1X EV-DO) network.

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Definitions

Measured in Mbps, Download Speed Experience represents the typical everyday speeds a user experiences across an operator’s mobile data networks.

In addition to Download Speed Experience, we report on the following metrics related to download speeds:

  • 5G Download Speed: The average download speed observed by Opensignal users with active 5G connections.
  • Download Speed Experience – 5G Users: The average download speeds experienced by Opensignal users with a 5G device and a 5G subscription across an operator’s networks. It factors in 2G, 3G, 4G, and 5G download speeds along with the availability of each technology.
  • 4G Download Speed: The average downlink speed observed by Opensignal users when they were connected to 4G.
  • 3G Download Speed: The average downlink speed observed by Opensignal users when they were connected to 3G (e.g. UMTS/HSPA or CDMA 1X EV-DO).

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Definitions

Upload Speed Experience measures the average upload speeds for each operator observed by our users across their mobile data networks. Typically upload speeds are slower than download speeds, as current mobile broadband technologies focus resources on providing the best possible download speed for users consuming content on their devices. As mobile internet trends move away from downloading content to creating content and supporting real-time communications services, upload speeds are becoming more vital and new technologies are emerging that boost upstream capacity.

In addition to Upload Speed Experience, we report on five supporting metrics related to upload speeds:

  • 5G Upload Speed: The average upload speed observed by Opensignal users with active 5G connections.
  • Upload Speed Experience – 5G Users: The average upload speeds experienced by Opensignal users with a 5G device and a 5G subscription across an operator’s networks. It factors in 2G, 3G, 4G, and 5G upload speeds along with the availability of each technology.
  • 4G Upload Speed: The average uplink speed observed by Opensignal users when they were connected to 4G.
  • 3G Upload Speed: The average uplink speed observed by Opensignal users when they were connected to 3G (e.g. UMTS/HSPA or CDMA 1X EV-DO).

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5G Video Experience
5G Games Experience
5G Voice App Experience
5G Download Speed
5G Upload Speed
5G Video Experience
in 0-100 points
O2
78.8
Orange
76.5
Slovak Telekom
75.3
020406080
The brackets represent confidence intervals.
Read why confidence intervals are important.
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5G Games Experience
in 0-100 points
O2
88.0
Orange
82.7
Slovak Telekom
89.4
024487296
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
5G Voice App Experience
in 0-100 points
O2
83.7
Orange
83.0
Slovak Telekom
84.2
021.54364.586
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
5G Download Speed
in Mbps
O2
98.1
Orange
148.2
Slovak Telekom
135.3
04080120160
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
5G Upload Speed
in Mbps
O2
29.7
Orange
25.3
Slovak Telekom
37.3
010203040
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image

Definitions

5G Video Experience quantifies the quality of mobile video experienced by Opensignal users on real-world video streams when they were connected to 5G. The metric is based on an International Telecommunication Union (ITU) approach, built upon detailed studies which have derived a relationship between technical parameters, including picture quality, video loading time and stall rate, with the perceived video experience as reported by real people. To calculate 5G Video Experience, we are directly measuring video streams from end-user devices and using this ITU approach to quantify the video experience observed by our users on each operator’s 5G network on a scale from 0 to 100. The videos tested include a mixture of resolutions — including Full HD (FHD) and 4K / Ultra HD (UHD) — and are streamed directly from the world’s largest video content providers.

Learn more

Definitions

5G Games Experience measures how mobile users experience real-time multiplayer mobile gaming on an operator's 5G network. It analyzes how our users’ multiplayer mobile gaming experience was affected by mobile network conditions including latency, packet loss and jitter. 5G Games Experience for each operator is calculated on a scale from 0 to 100.

5G Games Experience quantifies the experience when playing real-time multiplayer mobile games on mobile devices connected to servers located around the world. The approach is built on several years of research quantifying the relationship between technical network parameters and the gaming experience as reported by real mobile users. These parameters include latency (round trip time), jitter (variability of latency) and packet loss (the proportion of data packets that never reach their destination). Additionally, it considers multiple genres of multiplayer mobile games to measure the average sensitivity to network conditions. The games tested include some of the most popular real-time multiplayer mobile games (such as Fortnite, Pro Evolution Soccer and Arena of Valor) played around the world. Calculating 5G Games Experience starts with measuring the end-to-end experience from users’ devices to internet end-points that host real games.

Learn more

Definitions

5G Voice App Experience quantifies the experience of Opensignal users when using over-the-top voice apps — such as WhatsApp, Skype and Facebook Messenger — on an operator’s 5G network. It uses a model derived from the International Telecommunication Union (ITU) approach for quantifying overall voice call quality and a series of calibrated technical parameters. This model characterizes the exact relationship between the technical measurements and perceived call quality. 5G Voice App Experience for each operator is calculated on a scale from 0 to 100.

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Definitions

5G Download Speed shows the average download speed experienced by Opensignal users across an operator’s 5G network. 5G Download Speed for each operator is calculated in Mbps (Megabits per second).

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Definitions

5G Upload Speed measures the average upload speeds experienced by Opensignal users across an operator’s 5G network. 5G Upload Speed for each operator is calculated in Mbps (Megabits per second).

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4ka

O2

Orange

Slovak Telekom

Availability
5G Availability
4G Coverage Experience
Availability
% of time
4ka
86.9
O2
95.5
Orange
97.7
Slovak Telekom
96.2
0255075100
The brackets represent confidence intervals.
Read why confidence intervals are important.
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5G Availability
% of time
O2
11.2
Orange
8.3
Slovak Telekom
11.2
0481216
The brackets represent confidence intervals.
Read why confidence intervals are important.
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4G Coverage Experience
in 0-10 points
4ka
5.3
O2
9.0
Orange
9.1
Slovak Telekom
9.0
02.557.510
The brackets represent confidence intervals.
Read why confidence intervals are important.
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Definitions

Our availability metrics are not a measure of a network’s geographical extent. They won’t tell you whether you are likely to get a signal if you plan to visit a remote rural or nearly uninhabited region. Instead, they measure what proportion of time people have a network connection, in the places they most commonly frequent — something often missed by traditional coverage metrics. Looking at when users have a connection rather than where, provides us with a more precise reflection of the true user experience.

We also keep track of the instances that leave mobile users most frustrated: when there is no signal to connect to at all. The most common dead zones users struggle with occur indoors. As most of our availability data is collected indoors (as that’s where users spend most of their time), we’re particularly astute at detecting areas of zero signal.

Our availability metrics take a user-centric, time-based approach that complements the user-centric and geographical-based methodology used by our reach metrics.

Availability shows the proportion of time all Opensignal users on an operator’s network had either a 3G, 4G or 5G connection.

Map Definition

The coverage maps show the locations where we received measurements from users connecting with 3G or better mobile service. Each map provides an indication of the areas in which it is possible to obtain mobile service from that mobile operator.

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Definitions

Our availability metrics are not a measure of a network’s geographical extent. They won’t tell you whether you are likely to get a signal if you plan to visit a remote rural or nearly uninhabited region. Instead, they measure what proportion of time people have a network connection, in the places they most commonly frequent — something often missed by traditional coverage metrics. Looking at when users have a connection rather than where, provides us with a more precise reflection of the true user experience.

We also keep track of the instances that leave mobile users most frustrated: when there is no signal to connect to at all. The most common dead zones users struggle with occur indoors. As most of our availability data is collected indoors (as that’s where users spend most of their time), we’re particularly astute at detecting areas of zero signal.

Our availability metrics take a user-centric, time-based approach that complements the user-centric and geographical-based methodology used by our reach metrics.

5G Availability shows the proportion of time Opensignal users with a 5G device and a 5G subscription had an active 5G connection.

Map Definition

The coverage maps show the locations where we received measurements from users connecting with 3G or better mobile service. Each map provides an indication of the areas in which it is possible to obtain mobile service from that mobile operator.

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Definitions

4G Coverage Experience measures how mobile subscribers experience 4G coverage on an operator’s network. Measured on a scale of 0-10, it analyzes the locations where customers of a network operator received a 4G signal relative to the locations visited by users of all network operators.

In simple terms, 4G Coverage Experience measures the mobile coverage experience in all the locations that matter most to everyday users — i.e. all the places where they live, work and travel. It considers all the areas that Opensignal users visit, the portion of locations that 4G is available to them, and locations that more users visit have higher importance to them.

Map Definition

The coverage maps show the locations where we received measurements from users connecting with 3G or better mobile service. Each map provides an indication of the areas in which it is possible to obtain mobile service from that mobile operator.

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Excellent Consistent Quality
Core Consistent Quality
Excellent Consistent Quality
% of tests
4ka
71.7
O2
85.6
Orange
87.8
Slovak Telekom
89.5
022.54567.590
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image
Core Consistent Quality
% of tests
4ka
83.8
O2
94.0
Orange
93.9
Slovak Telekom
95.2
0255075100
The brackets represent confidence intervals.
Read why confidence intervals are important.
Download Image

Definitions

Consistent Quality measures how often users’ experience on a network was sufficient to support common applications’ requirements. It measures download speed, upload speed, latency, jitter, packet loss, time to first byte and the percentage of tests attempted which did not succeed due to a connectivity issue on either the download or server response component.

Full details on how the Consistent Quality metrics — Excellent Consistent Quality and Core Consistent Quality — are calculated can be found here.

Excellent Consistent Quality is the percentage of users’ tests that met the minimum recommended performance thresholds to watch HD video, complete group video conference calls and play games.

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Definitions

Consistent Quality measures how often users’ experience on a network was sufficient to support common applications’ requirements. It measures download speed, upload speed, latency, jitter, packet loss, time to first byte and the percentage of tests attempted which did not succeed due to a connectivity issue on either the download or server response component.

Full details on how the Consistent Quality metrics — Excellent Consistent Quality and Core Consistent Quality — are calculated can be found here.

Core Consistent Quality is the percentage of users’ tests that met the minimum recommended performance thresholds for lower performance applications including SD video, voice calls and web browsing.

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Related Analysis

Our Methodology

Collecting billions of individual measurements daily from over 100 million devices globally, Opensignal independently analyzes mobile and broadband user experience on every major network operator around the globe.

About Opensignal

Opensignal is the leading global provider of independent insights into consumers' connectivity experiences and choice of carrier. Our proprietary insights into mobile and broadband networks give operators the solutions they need to profitably compete and win, from executive level scorecards and public validation to pin-point level engineering analytics and consumer decision dynamics.

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