Q1
Best network for SO2?
EE leads with 93/100 — driven by 87% 5G and 100% 4G in this densely populated urban part of Southampton.
SO2 DISTRICT · SOUTHAMPTON
Best mobile network in SO2 Southampton postcode district
Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the SO2 postcode district in Southampton.
RESULT · SO2 · SOUTHAMPTON
Coverage for SO2 district
★ BEST OPERATOR
EE
93/100
EE delivers the strongest coverage for the SO2 district in Southampton. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SO2
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — SO2
Cross-referencing EE, Vodafone, O2 and Three using Ofcom 2024 data, EE outperforms rivals in Southampton. In this densely populated urban area, EE achieves an overall coverage score of 93/100 — driven by excellent 5G coverage (87%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE noticeably leads Three by 3 points overall. While Three reaches 81% on 5G and 100% on 4G in Southampton, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 87 and 85 respectively.
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Explore the Southampton area
View full coverage analysis for the Southampton (SO) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — SO2
Q2
Is 5G available in SO2?
EE provides excellent 5G coverage at 87%. Three follows at 81%.
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 SO2 (74% 5G, 99% 4G). It may suit certain tariff or price preferences despite trailing the top two.