Q1
Best network for SW18?
EE leads with 94/100 — driven by 88% 5G and 100% 4G in this densely populated urban part of South West London.
SW18 DISTRICT · SOUTH WEST LONDON
Best mobile network in SW18 South West London postcode district
EE scores 94/100 — the top-ranked UK network for SW18 in South West London. 88% 5G · 100% 4G coverage. Data: Ofcom Connected Nations 2024.
RESULT · SW18 · SOUTH WEST LONDON
Coverage for SW18 district
★ BEST OPERATOR
EE
94/100
EE delivers the strongest coverage for the SW18 district in South West London. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SW18
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — SW18
Based on Ofcom Connected Nations 2024 data, EE is the clear winner in South West London. In this densely populated urban area, EE achieves an overall coverage score of 94/100 — driven by excellent 5G coverage (88%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE clearly leads Three by 2 points overall. While Three reaches 84% on 5G and 100% 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 89 and 85 respectively.
Why EE for SW18?
EE's 5G rollout in South West London is among the strongest nationally, covering 88% of premises in the SW18 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 SW18 is Three at 92/100 (84% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in SW18, and your choice may come down to tariff, handset preference, or existing contract.
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Explore the South West London area
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Coverage FAQ — SW18
Q2
Is 5G available in SW18?
EE provides excellent 5G coverage at 88%. Three follows at 84%.
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 89/100 in SW18 (78% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.