Q1
Best network for SG3?
EE leads with 89/100 — driven by 79% 5G and 100% 4G in this suburban part of Stevenage.
SG3 DISTRICT · STEVENAGE
Best mobile network in SG3 Stevenage postcode district
Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the SG3 postcode district in Stevenage.
RESULT · SG3 · STEVENAGE
Coverage for SG3 district
★ BEST OPERATOR
EE
89/100
EE delivers the strongest coverage for the SG3 district in Stevenage. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — SG3
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — SG3
Based on Ofcom Connected Nations 2024 data, EE scores highest across Stevenage. In this suburban area, EE achieves an overall coverage score of 89/100 — driven by strong 5G coverage (79%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE consistently leads Three by 6 points overall. While Three reaches 68% on 5G and 99% on 4G in Stevenage, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 81 and 77 respectively.
Best phone deals from EE
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Explore the Stevenage area
View full coverage analysis for the Stevenage (SG) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — SG3
Q2
Is 5G available in SG3?
EE provides strong 5G coverage at 79%. Three follows at 68%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in suburban areas.
Q4
Is O2 worth considering?
O2 scores 81/100 in SG3 (63% 5G, 99% 4G). It may suit certain tariff or price preferences despite trailing the top two.