Which mobile network is best for the SO11 postcode district?

EE is the best mobile network for the SO11 district in Southampton, scoring 92/100 overall with 84% 5G and 100% 4G coverage.

Is there 5G coverage at SO11?

EE provides strong 5G coverage in the SO11 area at 84%. This is a densely populated urban area, which benefits from high operator investment in 5G infrastructure.

What are the best phone deals near SO11?

Based on coverage for SO11, EE offers the best value combination of signal and deals. Current deals start from £35.00/month. Enter your full postcode on NetScan UK to see personalised results.

How does Three compare to EE in Southampton?

Three scores 90/100 in SO11, behind EE's 92/100. Three achieves 80% 5G versus EE's 84%.

SO11 DISTRICT · SOUTHAMPTON

Best mobile network in SO11 Southampton postcode district

Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the SO11 postcode district in Southampton.

RESULT · SO11 · SOUTHAMPTON

Coverage for SO11 district

Southampton · Densely populated urban density area · SO postcode area

★ BEST OPERATOR

92/100

EE delivers the strongest coverage for the SO11 district in Southampton. Scored across 5G, 4G and 3G using the latest UK operator footprint data.

84%

100%

98%

Full ranking — SO11

Overall: 92/100

84%

100%

98%

Three

Overall: 90/100

80%

100%

98%

Overall: 84/100

68%

100%

Vodafone

Overall: 84/100

69%

100%

98%

Coverage analysis — SO11

Drawing on Ofcom Connected Nations 2024 premises coverage statistics, EE scores highest across Southampton. 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 comfortably leads Three by 2 points overall. While Three reaches 80% 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 84 and 84 respectively.

Best phone deals from EE

Because signal quality matters most when choosing a phone contract, here are the top EE contracts available now.

Apple Smart Benefits

iPhone 16 128GB

£35.00/mo + £30 upfront

100GB data 24-month contract

View on EE →

Apple Apple TV+

iPhone 16 Pro 256GB

£52.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

Apple 5G Stay Fast

iPhone 16 Plus 128GB

£40.00/mo + £30 upfront

250GB data 24-month contract

View on EE →

Apple Best for budget

iPhone 16e 128GB

£25.21/mo + £30 upfront

50GB data 24-month contract

View on EE →

Samsung Free upgrade @18mo

Galaxy S25 256GB

£42.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

Samsung Galaxy AI

Galaxy S25 Ultra 256GB

£58.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

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 — SO11

Best network for SO11?

EE leads with 92/100 — driven by 84% 5G and 100% 4G in this densely populated urban part of Southampton.

Is 5G available in SO11?

EE provides strong 5G coverage at 84%. Three follows at 80%.

Which network has the best 4G?

EE leads 4G too at 100%. Reliable 4G is critical in densely populated urban areas.

Is O2 worth considering?

O2 scores 84/100 in SO11 (68% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.