SignalCheck.uk

Mobile Signal in B21

Birmingham, West Midlands — Urban area

Best Network

O2

96

EE

excellent

Outdoor
97%
Indoor
82%
Voice
93%
5G Available Details →

Three

excellent

Outdoor
94%
Indoor
84%
Voice
93%
5G Available Details →
Best Network

O2

excellent

Outdoor
99%
Indoor
88%
Voice
99%
5G Available Details →

Vodafone

excellent

Outdoor
96%
Indoor
85%
Voice
95%
5G Available Details →

Side-by-Side Comparison

Metric EE Three O2 Vodafone
4G Outdoor 97% 94% 99% 96%
4G Indoor 82% 84% 88% 85%
Voice 93% 93% 99% 95%
5G 5G Available 5G Available 5G Available 5G Available
Overall excellent excellent excellent excellent
Score
92
92
96
93

Coverage Summary

Mobile signal in B21 (Birmingham) is rated excellent overall. O2 leads with 99% outdoor 4G coverage and 88% indoor coverage. Three offers the weakest coverage at 94% outdoor.

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

Nearby Areas

B20

Birmingham

Best: EE

B23

Birmingham

Best: EE

Frequently Asked Questions

What is the best mobile network in B21?
O2 has the best overall coverage in B21 (Birmingham) with 99% outdoor 4G coverage and a score of 96/100.
Is there 5G in B21?
Yes, 5G is available in B21 from EE, Three, O2, Vodafone.
How is indoor signal in B21?
Indoor 4G coverage in B21 ranges from 82% to 88%. O2 leads with 88% indoor coverage.
Which network has the worst signal in B21?
Three has the weakest coverage in B21 with a score of 92/100.

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All postcodes in Birmingham · West Midlands coverage · EE in B21 · Three in B21 · O2 in B21 · Vodafone in B21 ·