SignalCheck.uk

Mobile Signal in S21

Sheffield, South Yorkshire — Urban area

Best Network

EE

excellent

Outdoor

99%

Indoor

85%

Voice

96%

5G Available Details →

Three

excellent

Outdoor

96%

Indoor

84%

Voice

97%

5G Available Details →

O2

excellent

Outdoor

94%

Indoor

85%

Voice

91%

5G Available Details →

Vodafone

excellent

Outdoor

96%

Indoor

86%

Voice

94%

5G Available Details →

Side-by-Side Comparison

Metric	EE	Three	O2	Vodafone
4G Outdoor	99%	96%	94%	96%
4G Indoor	85%	84%	85%	86%
Voice	96%	97%	91%	94%
5G	5G Available	5G Available	5G Available	5G Available
Overall	excellent	excellent	excellent	excellent
Score	94	93	92	93

Coverage Summary

Mobile signal in S21 (Sheffield) is rated excellent overall. EE leads with 99% outdoor 4G coverage and 85% indoor coverage. O2 offers the weakest coverage at 94% outdoor.

5G: Full 5G is available from EE, Three, O2, Vodafone.

Nearby Areas

S20

Sheffield

Best: O2

Frequently Asked Questions

What is the best mobile network in S21?

EE has the best overall coverage in S21 (Sheffield) with 99% outdoor 4G coverage and a score of 94/100.

Is there 5G in S21?

Yes, 5G is available in S21 from EE, Three, O2, Vodafone.

How is indoor signal in S21?

Indoor 4G coverage in S21 ranges from 84% to 86%. EE leads with 85% indoor coverage.

Which network has the worst signal in S21?

O2 has the weakest coverage in S21 with a score of 92/100.

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All postcodes in Sheffield · South Yorkshire coverage · EE in S21 · Three in S21 · O2 in S21 · Vodafone in S21 ·