iD Mobile SIM only deals
66 iD Mobile SIM only plans in our comparison, from £6 a month, 15 with unlimited data, 21 on rolling one-month terms. Data, price and contract length on each, with any mid-contract rise stated.
Deals come from our comparison partner and MoneyHQ may earn a commission if you take one.
iD Mobile SIM only plans right now
66 plans, £6 to £18 a month. 15 with unlimited data. 48 on 5G. 21 rolling one-month. None state a mid-contract rise.
| Data | A month | Contract | Sold by | Rise |
|---|---|---|---|---|
| 25GB · 5G | £6 | Rolling | iD Mobile | No mid-contract rise stated |
| 25GB · 5G | £6 | Rolling | iD Mobile | No mid-contract rise stated |
| 25GB · 5G | £6 | Rolling | mobiles.co.uk | No mid-contract rise stated |
| 25GB | £6 | Rolling | Carphone Warehouse | No mid-contract rise stated |
| 15GB · 5G | £6 | 12 months | mobiles.co.uk | No mid-contract rise stated |
| 15GB | £6 | 12 months | Carphone Warehouse | No mid-contract rise stated |
| 8GB · 5G | £6 | 12 months | iD Mobile | No mid-contract rise stated |
| 20GB · 5G | £6 | 24 months | mobiles.co.uk | No mid-contract rise stated |
Figures read from our comparison partner’s feed on 17 September 2026. Prices, allowances and rises are stated by each provider and can change.
iD Mobile SIM only: questions people ask
What is the lowest iD Mobile SIM only price?
On 17 September 2026 the lowest monthly price we saw on iD Mobile was £6 a month for 25GB on a rolling one-month plan. That deal states no mid-contract rise.
How much is unlimited data on iD Mobile?
The lowest unlimited-data price we saw on iD Mobile was £14 a month on 12 months, one of 15 unlimited plans in the comparison.
Can I get a iD Mobile SIM with no contract?
Yes: 21 of the 66 iD Mobile plans we saw are rolling one-month plans you can leave with a month's notice.
Do iD Mobile SIM only prices rise mid-contract?
None of the 66 iD Mobile plans in our sample stated a mid-contract rise on 17 September 2026.
Are iD Mobile SIM only deals 5G?
48 of the 66 plans we saw are 5G. Your phone must support 5G and you need 5G coverage where you use it.