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giffgaff SIM only deals: how they compare on price this October

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We run through each of giffgaff's best SIM only plans this month and compare them on price with every other mobile network in the UK. SIM Sherpa is your trusty guide. Last updated: 22nd October 2021.

giffgaff's best SIM only deals

Our favourite SIM only deal this month on giffgaff

giffgaff SIM card
25GB data
a month

1-month dealGet this deal

(opens in new window)

We think giffgaff's best value option on SIM only this October is their £15 a month plan below, which comes with 25GB data, plus unlimited minutes and texts on a 1‑month deal:

Even though it's in our pick of giffgaff's best SIM only deals, you can actually beat it on price with other providers, including ones that also use the O2 network. See lower-priced networks' deals here:

Their £12 for 20GB plan is a decent deal for October

giffgaff SIM card
20GB data
a month

1-month dealGet this deal

(opens in new window)

If you don't want so much data, giffgaff are also offering this £12 SIM, which includes 20GB data, unlimited minutes and texts on a 1‑month plan. It's another of their best deals:

While this is a good enough deal to make it into the best of giffgaff's SIMs, you can beat it for price (even if you definitely want a provider that uses the O2 network). Here are other networks you can beat it on:

They're also offering 15GB for £10 on SIM only currently

giffgaff SIM card
15GB data
a month

1-month dealGet this deal

(opens in new window)

Compare all SIM only plans

Compare deals from all networks

How giffgaff's deals compare with other networks

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