Q1
Best network for S11?
EE leads with 92/100 — driven by 84% 5G and 100% 4G in this densely populated urban part of Sheffield.
S11 DISTRICT · SHEFFIELD
Best mobile network in S11 Sheffield postcode district
EE scores 92/100 — the top-ranked UK network for S11 in Sheffield. 84% 5G · 100% 4G coverage. Data: Ofcom Connected Nations 2024.
RESULT · S11 · SHEFFIELD
Coverage for S11 district
★ BEST OPERATOR
EE
92/100
EE delivers the strongest coverage for the S11 district in Sheffield. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — S11
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — S11
Comparing Ofcom-verified operator coverage footprints, EE comes out on top for Sheffield. In this densely populated urban area, EE achieves an overall coverage score of 92/100 — driven by strong 5G coverage (84%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE consistently leads Three by 4 points overall. While Three reaches 77% on 5G and 100% on 4G in Sheffield, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 86 and 86 respectively.
Why EE for S11?
EE's 5G rollout in Sheffield is among the strongest nationally, covering 84% of premises in the S11 district. For anyone streaming video, gaming on mobile, or relying on a mobile hotspot at home, this level of 5G penetration makes a real difference to day-to-day speed.
The runner-up in S11 is Three at 88/100 (77% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in S11, and your choice may come down to tariff, handset preference, or existing contract.
Best phone deals from EE
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Explore the Sheffield area
View full coverage analysis for the Sheffield (S) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — S11
Q2
Is 5G available in S11?
EE provides strong 5G coverage at 84%. Three follows at 77%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in densely populated urban areas.
Q4
Is O2 worth considering?
O2 scores 86/100 in S11 (72% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.