Q1
Best network for SW3?
EE leads with 96/100 — driven by 91% 5G and 100% 4G in this densely populated urban part of South West London.
SW3 DISTRICT · SOUTH WEST LONDON
Best mobile network in SW3 South West London postcode district
EE scores 96/100 — the top-ranked UK network for SW3 in South West London. 91% 5G · 100% 4G coverage. Data: Ofcom Connected Nations 2024.
RESULT · SW3 · SOUTH WEST LONDON
Coverage for SW3 district
★ BEST OPERATOR
EE
96/100
EE delivers the strongest coverage for the SW3 district in South West London. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SW3
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — SW3
Drawing on Ofcom Connected Nations 2024 premises coverage statistics, EE leads the field in South West London. In this densely populated urban area, EE achieves an overall coverage score of 96/100 — driven by excellent 5G coverage (91%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE consistently leads Three by 7 points overall. While Three reaches 80% on 5G and 99% on 4G in South West London, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 87 and 87 respectively.
Why EE for SW3?
EE's 5G rollout in South West London is among the strongest nationally, covering 91% of premises in the SW3 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 SW3 is Three at 89/100 (80% 5G / 99% 4G). The margin is noticeable but not enormous. EE edges ahead on 5G depth; if your plan is with Three, 4G performance should still be solid.
Best phone deals from EE
To make the most of your winning network, here are the top EE contracts available now.
Explore the South West London area
View full coverage analysis for the South West London (SW) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — SW3
Q2
Is 5G available in SW3?
EE provides excellent 5G coverage at 91%. Three follows at 80%.
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 87/100 in SW3 (75% 5G, 99% 4G). It may suit certain tariff or price preferences despite trailing the top two.