giffgaff SIM only deals
13 giffgaff SIM only plans in our comparison, from £6 a month, 2 with unlimited data, 7 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.
giffgaff SIM only plans right now
13 plans, £6 to £20 a month. 2 with unlimited data. 13 on 5G. 7 rolling one-month. None state a mid-contract rise.
| Data | A month | Contract | Sold by | Rise |
|---|---|---|---|---|
| 2GB · 5G | £6 | Rolling | giffgaff | No mid-contract rise stated |
| 5GB · 5G | £8 | Rolling | giffgaff | No mid-contract rise stated |
| 40GB · 5G | £8 | 18 months | giffgaff | No mid-contract rise stated |
| 20GB · 5G | £10 | Rolling | giffgaff | No mid-contract rise stated |
| 80GB · 5G | £10 | 18 months | giffgaff | No mid-contract rise stated |
| 26GB · 5G | £12 | Rolling | giffgaff | No mid-contract rise stated |
| 50GB · 5G | £12 | 18 months | giffgaff | No mid-contract rise stated |
| Unlimited data · 5G | £14 | 18 months | giffgaff | 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.
giffgaff SIM only: questions people ask
What is the lowest giffgaff SIM only price?
On 17 September 2026 the lowest monthly price we saw on giffgaff was £6 a month for 2GB on a rolling one-month plan. That deal states no mid-contract rise.
How much is unlimited data on giffgaff?
The lowest unlimited-data price we saw on giffgaff was £14 a month on 18 months, one of 2 unlimited plans in the comparison.
Can I get a giffgaff SIM with no contract?
Yes: 7 of the 13 giffgaff plans we saw are rolling one-month plans you can leave with a month's notice.
Do giffgaff SIM only prices rise mid-contract?
None of the 13 giffgaff plans in our sample stated a mid-contract rise on 17 September 2026.
Are giffgaff SIM only deals 5G?
13 of the 13 plans we saw are 5G. Your phone must support 5G and you need 5G coverage where you use it.