Which mobile network is best for the CF1 postcode district?

EE is the best mobile network for the CF1 district in Cardiff, scoring 91/100 overall with 84% 5G and 99% 4G coverage.

Is there 5G coverage at CF1?

EE provides strong 5G coverage in the CF1 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 CF1?

Based on coverage for CF1, 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 Cardiff?

Three scores 88/100 in CF1, behind EE's 91/100. Three achieves 76% 5G versus EE's 84%.

CF1 DISTRICT · CARDIFF

Best mobile network in CF1 Cardiff postcode district

Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the CF1 postcode district in Cardiff.

RESULT · CF1 · CARDIFF

Coverage for CF1 district

Cardiff · Densely populated urban density area · CF postcode area

★ BEST OPERATOR

91/100

EE delivers the strongest coverage for the CF1 district in Cardiff. Scored across 5G, 4G and 3G using the latest UK operator footprint data.

84%

99%

Full ranking — CF1

Overall: 91/100

84%

99%

Three

Overall: 88/100

76%

100%

99%

Vodafone

Overall: 86/100

71%

100%

98%

Overall: 84/100

69%

99%

100%

Coverage analysis — CF1

According to Ofcom's December 2024 Connected Nations report, EE is the best choice for Cardiff. In this densely populated urban area, EE achieves an overall coverage score of 91/100 — driven by strong 5G coverage (84%) and rock-solid 4G at 99%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE noticeably leads Three by 3 points overall. While Three reaches 76% on 5G and 100% on 4G in Cardiff, it falls short of EE's combined performance across all bands. Vodafone and O2 round out the field at 86 and 84 respectively.

Best phone deals from EE

Pairing great coverage with great value, 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 Cardiff area

View full coverage analysis for the Cardiff (CF) area, or enter any UK postcode in the scanner above for a personalised result.

Coverage FAQ — CF1

Best network for CF1?

EE leads with 91/100 — driven by 84% 5G and 99% 4G in this densely populated urban part of Cardiff.

Is 5G available in CF1?

EE provides strong 5G coverage at 84%. Three follows at 76%.

Which network has the best 4G?

EE leads 4G too at 99%. Reliable 4G is critical in densely populated urban areas.

Is Vodafone worth considering?

Vodafone scores 86/100 in CF1 (71% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.