O2 vs Three: price, features and value comparison

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.

ProviderMonthlyDataMinutes/TextsContractGet deal
O2£106GBUnlimited24 monthsGet deal
Three£61GBUnlimited 24 monthsGet deal
O2£121GBUnlimited 12 monthsGet deal
Three£71GBUnlimited12 monthsGet deal
O2£151GB10001 monthGet deal
Three£194GBUnlimited1 monthGet deal

Selected plans from O2

Here are some selected deals from O2 that we have chosen.

ProviderPriceDataMinutes and TextContractGet deal
O2£1530GBUnlimited24 monthsGet deal
O2£22250GBUnlimited24 monthsGet deal
O2£33UnlimitedUnlimited12 monthsGet deal

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.

ProviderPriceDataMinutes and TextContractGet deal
Three£108GBUnlimited24 monthsGet deal
Three£16100GBUnlimited24 monthsGet deal
Three£20UnlimitedUnlimited12 monthsGet deal

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.