We compare O2 and Three on price, features and value for money.
Features
O2 Features
- SIM only deals, Pay monthly phones, Pay as you go.
- 24-month, 12-month and 1-month contract.
- Pay monthly phones available on New and Refurbished phones.
- 5G.
- EU Roaming.
- Tethering.
Three Features
- Pay monthly SIM, Pay monthly phone, Pay as you go.
- 24-months, 12 months and 1 month contract.
- Trade in your old phone.
- Buy Pay as you go phone and add data plan.
- 5G data.
- Tethering.
Deals
Here is the cheapest prices offered by O2 and Three for their Monthly SIM Only.
| Get Deal | Provider | Monthly | Data | Minutes/Texts | Contract |
|---|---|---|---|---|---|
| Get Deal | O2 | £10 | 6GB | Unlimited | 24 months |
| Get Deal | Three | £6 | 1GB | Unlimited | 24 months |
| Get Deal | O2 | £12 | 1GB | Unlimited | 12 months |
| Get Deal | Three | £7 | 1GB | Unlimited | 12 months |
| Get Deal | O2 | £15 | 1GB | 1000 | 1 month |
| Get Deal | Three | £19 | 4GB | Unlimited | 1 month |
Selected plans from O2
Here are some selected deals from O2 that we have chosen.
| Get Deal | Provider | Price | Data | Minutes and Text | Contract |
|---|---|---|---|---|---|
| Get Deal | O2 | £15 | 30GB | Unlimited | 24 months |
| Get Deal | O2 | £22 | 250GB | Unlimited | 24 months |
| Get Deal | O2 | £33 | Unlimited | Unlimited | 12 months |
Check out great deals from Vodafone, here: O2 Mobile Deals.
Selected plans from Three
Here are some selected deals from Three, that we have chosen.
| Get Deal | Provider | Price | Data | Minutes and Text | Contract |
|---|---|---|---|---|---|
| Get Deal | Three | £10 | 8GB | Unlimited | 24 months |
| Get Deal | Three | £16 | 100GB | Unlimited | 24 months |
| Get Deal | Three | £20 | Unlimited | Unlimited | 12 months |
Check out great deals from Three, here: Three Mobile Deals.
Contract
Both O2 and Three provide flexibility with their contracts at 24-months, 12-months and 1 month.
Tethering
O2 allow you to tether.
Three allows you to tether data.
Customer ratings
On Trustpilot, O2 is rated 1.4 Stars out of 5 Stars, which is ‘Bad’.
On Trustpilot, Three, is rated 1.6 Stars out of 5 Stars, which is ‘Bad’.
Both of O2 and Three’s customers seem to be not happy with them.
Network
O2 covers 99% of the UK population. Check out coverage, here: O2 Network Coverage.
Three covers 99% of the UK population. Check out coverage, here: Three Coverage.
Get deals from O2 and Three
Here are the latest, special deals from O2 and Three.
| O2 Deals | Three Deals |
| Go to O2 Deals | Go to Three Deals |
Additional Information
If you are looking for the best SIM only deal, read out article: Best SIM Only Deals UK – best SIM only plans available
If you are looking for home insurance, read our article: Home Insurance – Compare Cheap Quotes.
If you are looking for a web domain, check out Google Domain, here: Google Domain.
If you are looking for advertise on the web, check out Google Ads, here: Google Ads.
Money Advice Service
For debt management and advice on how to pay for bills go here: Money Advice Service info page.
If you are interested, check out: Best Bank Accounts for Bad Credit.