SignalStation

Mobile comparison

Mobile plans ranked on how they perform, not how they advertise

Each plan below carries a Labs score built from measured coverage, speed and reliability, weighted against price and contract terms.

5 plans · sorted by Labs score

Labs scorePriceData

  • Fellside Mobile

    88/100

    Unlimited + EU roaming · Host network C

    Best rural coverage in our sample routes

    Data
    Unlimited
    Term
    24 months

    £22/mo

    View offerNetwork detail
    Coverage92
    Speed85
    Reliability88

  • Northline Mobile

    84/100

    Unlimited 5G · Host network A

    Median 96 Mbps in our urban tests

    Data
    Unlimited
    Term
    12 months

    £18/mo

    View offerNetwork detail
    Coverage88
    Speed81
    Reliability84

  • Grid Telecom

    81/100

    100GB 5G · Own network

    Strong indoor reception on low bands

    Data
    100GB
    Term
    1 month rolling

    £13/mo

    View offerNetwork detail
    Coverage85
    Speed78
    Reliability81

  • Halden Connect

    74/100

    50GB 5G · Host network B

    Consistent, but slower in busy periods

    Data
    50GB
    Term
    1 month rolling

    £9/mo

    View offerNetwork detail
    Coverage78
    Speed71
    Reliability74

  • Cobalt

    66/100

    20GB 4G · Host network A

    Fine for messaging and maps, not heavy video

    Data
    20GB
    Term
    1 month rolling

    £6/mo

    View offerNetwork detail
    Coverage70
    Speed63
    Reliability66

Placeholder dataPrices and plan names are examples. Live tariffs and affiliate offers slot into the same card structure once feeds are connected.

Not sure which network covers your address?

Coverage varies street by street, and often room by room. Our Labs guide explains how to test properly before you commit to a contract.

Read the signal testing guide