Q1
Best network for SA6?
EE leads with 83/100 — driven by 67% 5G and 99% 4G in this mixed urban-rural part of Swansea.
SA6 DISTRICT · SWANSEA
Best mobile network in SA6 Swansea postcode district
Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the SA6 postcode district in Swansea.
RESULT · SA6 · SWANSEA
Coverage for SA6 district
★ BEST OPERATOR
EE
83/100
EE delivers the strongest coverage for the SA6 district in Swansea. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SA6
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — SA6
Comparing Ofcom-verified operator coverage footprints, EE scores highest across Swansea. In this mixed urban-rural area, EE achieves an overall coverage score of 83/100 — driven by good 5G coverage (67%) and rock-solid 4G at 99%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE comfortably leads Three by 8 points overall. While Three reaches 53% on 5G and 99% on 4G in Swansea, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 73 and 70 respectively.
Best phone deals from EE
Because signal quality matters most when choosing a phone contract, here are the top EE contracts available now.
Explore the Swansea area
View full coverage analysis for the Swansea (SA) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — SA6
Q2
Is 5G available in SA6?
EE provides good 5G coverage at 67%. Three follows at 53%.
Q3
Which network has the best 4G?
EE leads 4G too at 99%. Reliable 4G is critical in mixed urban-rural areas.
Q4
Is O2 worth considering?
O2 scores 73/100 in SA6 (48% 5G, 97% 4G). It may suit certain tariff or price preferences despite trailing the top two.