Cell Coverage in Brentwood, England

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Performance by Carrier in Brentwood

Compare real-world download speeds, upload performance, and latency for major carriers in Brentwood — based on millions of crowdsourced speed tests to help you find the fastest, most reliable network.

EE logo
Down
47.0Mbps
Up
5.4Mbps
Reliab.
8.6/ 10

Over 200 tests conducted

View Carrier
O2 logo
Down
33.6Mbps
Up
4.5Mbps
Reliab.
9.0/ 10

Over 200 tests conducted

View Carrier
Three logo
Down
19.9Mbps
Up
9.0Mbps
Reliab.
6.1/ 10

49 tests conducted

View Carrier
Vodafone logo
Down
21.6Mbps
Up
1.1Mbps
Reliab.
8.3/ 10

76 tests conducted

View Carrier

These results compare 4 mobile carriers measured in Brentwood — Three, O2, Vodafone, EE — using median values calculated from crowdsourced speed tests. Each card shows download speed, upload speed, and reliability to give you a complete picture of real-world network performance.

EE delivers the fastest median download at 47.0 Mbps, making it the top performer for raw download throughput. O2 ranks highest for reliability with a score of 9.0/10, reflecting consistent connection quality across tests.

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Network Performance

Based on crowdsourced speed tests and signal measurements in Brentwood, England, get a complete view of mobile performance with area-wide benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics from real-world tests, then compare carriers side-by-side for speed, responsiveness, and availability.

Median Performance

Download

29.8Mbps

Upload

5.1Mbps

Latency

31ms

Reliability

8.5/ 10

Top Performers

Best Download: EE

47.0 Mbps

Best Upload: Three

9.0 Mbps

Best Latency: EE

24 ms

Best Reliability: O2

9.0 / 10

Based on over 500 speed tests

Network Performance aggregates all measured carriers in Brentwood to provide a baseline view of typical speeds and latency in the area. Use these medians as a quick indicator of overall network quality.

These medians are calculated from over 500 tests. Current medians are 29.8 Mbps download, 5.1 Mbps upload, and 31 ms latency.

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Cell Coverage in Brentwood: FAQ

What is the best cell phone carrier in Brentwood?

Based on crowdsourced speed tests in Brentwood, EE currently leads in median download speeds. Compare carriers in the performance table above for the latest results.

Why might this page show limited data for Brentwood?

We need at least 25 recent speed tests to generate reliable local metrics. If we don't have enough tests yet, the page focuses on maps and nearby locations while we keep collecting data.

What is the reliability score?

The reliability score summarizes how dependable mobile performance is in Brentwood. It uses a 0.0 to 10.0 scale (higher is better) and is calculated from real-world speed test percentiles with weighted components: download (50%), latency (30%), and upload (20%). It evaluates the lower-end experience using the bottom 10%, 5%, and 1% percentiles when enough samples are available. If local speed testing is limited, a coverage-based fallback is used from signal quality distribution (great/good/poor).

How can I check coverage at my specific address in Brentwood?

Use the interactive map to check signal strength at your exact address. Visit the CoverageMap interactive map to explore 4G/5G availability.

How can I contribute coverage data for Brentwood?

Download the CoverageMap app and run a few speed tests with location enabled. Your results help improve coverage accuracy and unlock local rankings faster.

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