Asda Mobile SIM only deals
23 Asda Mobile SIM only plans in our comparison, from £5 a month, 3 with unlimited data, 5 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.
Asda Mobile SIM only plans right now
23 plans, £5 to £22 a month. 3 with unlimited data. 23 on 5G. 5 rolling one-month. None state a mid-contract rise.
| Data | A month | Contract | Sold by | Rise |
|---|---|---|---|---|
| 3GB · 5G | £5 | Rolling | Asda Mobile | No mid-contract rise stated |
| 3GB · 5G | £5 | 12 months | Asda Mobile | No mid-contract rise stated |
| 3GB · 5G | £5 | 24 months | Asda Mobile | No mid-contract rise stated |
| 10GB · 5G | £5.95 | 12 months | Asda Mobile | No mid-contract rise stated |
| 10GB · 5G | £5.95 | 24 months | Asda Mobile | No mid-contract rise stated |
| 10GB · 5G | £7 | 24 months | Asda Mobile | No mid-contract rise stated |
| 50GB · 5G | £7.95 | 12 months | Asda Mobile | No mid-contract rise stated |
| 50GB · 5G | £7.95 | 24 months | Asda Mobile | 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.
Asda Mobile SIM only: questions people ask
What is the lowest Asda Mobile SIM only price?
On 17 September 2026 the lowest monthly price we saw on Asda Mobile was £5 a month for 3GB on a rolling one-month plan. That deal states no mid-contract rise.
How much is unlimited data on Asda Mobile?
The lowest unlimited-data price we saw on Asda Mobile was £19 a month on 24 months, one of 3 unlimited plans in the comparison.
Can I get a Asda Mobile SIM with no contract?
Yes: 5 of the 23 Asda Mobile plans we saw are rolling one-month plans you can leave with a month's notice.
Do Asda Mobile SIM only prices rise mid-contract?
None of the 23 Asda Mobile plans in our sample stated a mid-contract rise on 17 September 2026.
Are Asda Mobile SIM only deals 5G?
23 of the 23 plans we saw are 5G. Your phone must support 5G and you need 5G coverage where you use it.