Q1
Best network for SO5?
EE leads with 91/100 — driven by 83% 5G and 100% 4G in this densely populated urban part of Southampton.
SO5 DISTRICT · SOUTHAMPTON
Best mobile network in SO5 Southampton postcode district
Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the SO5 postcode district in Southampton.
RESULT · SO5 · SOUTHAMPTON
Coverage for SO5 district
★ BEST OPERATOR
EE
91/100
EE delivers the strongest coverage for the SO5 district in Southampton. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SO5
#1
EE
#2
Three
#3
Vodafone
#4
O2
Coverage analysis — SO5
Cross-referencing EE, Vodafone, O2 and Three using Ofcom 2024 data, EE comes out on top for Southampton. In this densely populated urban area, EE achieves an overall coverage score of 91/100 — driven by strong 5G coverage (83%) 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 79% on 5G and 99% on 4G in Southampton, it falls short of EE's combined performance across all bands. Vodafone and O2 round out the field at 86 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 — SO5
Q2
Is 5G available in SO5?
EE provides strong 5G coverage at 83%. Three follows at 79%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in densely populated urban areas.
Q4
Is Vodafone worth considering?
Vodafone scores 86/100 in SO5 (73% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.