O2 Unlimited at £42 Deals
Here are details of the O2 Unlimited at £42 tariff along with all the mobile phones currently available on the tariff. Alongside each phone is information about the cheapest deal and you can get full details by clicking on the 'Buy Now' links which will take you to the relevant retailer's site.
O2 Unlimited at £42 Tariff Details
| Network | Tariff Name | Contract Length | Free Mins | Free Txts | Initial Monthly Cost |
|---|---|---|---|---|---|
 | O2 Unlimited at £42 (24) | 24 Months | Unlimited | Unlimited | £42.00 Monthly price will increase every April by £1.80 |
Mobiles Available on O2 Unlimited at £42
| Phone | Upfront Cost | Offer Details | Total Cost | Buy Online |
|---|---|---|---|---|
 Samsung Galaxy S25 256GB Icyblue | £29.00 | Samsung Galaxy S25 256GB Icyblue | equivalent to £43.21/mth over 24 mths |   View More Info |
 Samsung Galaxy S25 256GB Mint | £29.00 | Samsung Galaxy S25 256GB Mint | equivalent to £43.21/mth over 24 mths | View More Info |
 Apple iPhone 16e 256GB Black | £29.00 | Apple iPhone 16e 256GB Black | equivalent to £43.21/mth over 24 mths | View More Info |
 Apple iPhone 16e 256GB White | £29.00 | Apple iPhone 16e 256GB White | equivalent to £43.21/mth over 24 mths | View More Info |
 Apple iPhone 15 Plus 128GB Pink | £99.00 | Apple iPhone 15 Plus 128GB Pink | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 Plus 128GB Blue | £99.00 | Apple iPhone 15 Plus 128GB Blue | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 Plus 128GB Yellow | £99.00 | Apple iPhone 15 Plus 128GB Yellow | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 256GB Pink | £99.00 | Apple iPhone 15 256GB Pink | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 Plus 128GB Green | £99.00 | Apple iPhone 15 Plus 128GB Green | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 256GB Blue | £99.00 | Apple iPhone 15 256GB Blue | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 Plus 128GB Black | £99.00 | Apple iPhone 15 Plus 128GB Black | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 256GB Yellow | £99.00 | Apple iPhone 15 256GB Yellow | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 256GB Green | £99.00 | Apple iPhone 15 256GB Green | equivalent to £46.13/mth over 24 mths | View More Info |
 Apple iPhone 15 256GB Black | £99.00 | Apple iPhone 15 256GB Black | equivalent to £46.13/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Plus 512GB Mint | £249.00 | Samsung Galaxy S25 Plus 512GB Mint | equivalent to £52.38/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Plus 512GB Navy | £249.00 | Samsung Galaxy S25 Plus 512GB Navy | equivalent to £52.38/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Plus 512GB Icyblue | £249.00 | Samsung Galaxy S25 Plus 512GB Icyblue | equivalent to £52.38/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Plus 512GB Silver Shadow | £249.00 | Samsung Galaxy S25 Plus 512GB Silver Shadow | equivalent to £52.38/mth over 24 mths | View More Info |
 Apple iPhone 16 Pro 128GB White Titanium | £279.00 | Apple iPhone 16 Pro 128GB White Titanium | equivalent to £53.63/mth over 24 mths | View More Info |
 Apple iPhone 16 Pro 128GB Natural Titanium | £279.00 | Apple iPhone 16 Pro 128GB Natural Titanium | equivalent to £53.63/mth over 24 mths | View More Info |
 Apple iPhone 16 Pro 128GB Desert Titanium | £279.00 | Apple iPhone 16 Pro 128GB Desert Titanium | equivalent to £53.63/mth over 24 mths | View More Info |
 Apple iPhone 16 Pro 128GB Black Titanium | £279.00 | Apple iPhone 16 Pro 128GB Black Titanium | equivalent to £53.63/mth over 24 mths | View More Info |
 Apple iPhone 15 Pro Max 256GB Blue Titanium | £299.00 | Apple iPhone 15 Pro Max 256GB Blue Titanium | equivalent to £54.46/mth over 24 mths | View More Info |
 Samsung Galaxy Z Flip5 256GB Mint | £299.00 | Samsung Galaxy Z Flip5 256GB Mint | equivalent to £54.46/mth over 24 mths | View More Info |
 Samsung Galaxy Z Flip5 256GB Cream | £299.00 | Samsung Galaxy Z Flip5 256GB Cream | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 15 Pro Max 256GB Black Titanium | £299.00 | Apple iPhone 15 Pro Max 256GB Black Titanium | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 15 Pro Max 256GB Natural Titanium | £299.00 | Apple iPhone 15 Pro Max 256GB Natural Titanium | equivalent to £54.46/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Ultra 256GB Titanium Silverblue | £389.00 | Samsung Galaxy S25 Ultra 256GB Titanium Silverblue | equivalent to £58.21/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Ultra 256GB Titanium Grey | £389.00 | Samsung Galaxy S25 Ultra 256GB Titanium Grey | equivalent to £58.21/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Ultra 256GB Titanium Black | £389.00 | Samsung Galaxy S25 Ultra 256GB Titanium Black | equivalent to £58.21/mth over 24 mths | View More Info |
 Samsung Galaxy S25 Ultra 256GB Titanium Whitesilver | £389.00 | Samsung Galaxy S25 Ultra 256GB Titanium Whitesilver | equivalent to £58.21/mth over 24 mths | View More Info |
 Apple iPhone 15 Pro Max 512GB White Titanium | £389.00 | Apple iPhone 15 Pro Max 512GB White Titanium | equivalent to £58.21/mth over 24 mths | View More Info |
 Google Pixel 9 Pro XL 512GB Porcelain | £399.00 | Google Pixel 9 Pro XL 512GB Porcelain | equivalent to £58.63/mth over 24 mths | View More Info |
 Google Pixel 9 Pro XL 512GB Obsidian | £399.00 | Google Pixel 9 Pro XL 512GB Obsidian | equivalent to £58.63/mth over 24 mths | View More Info |
 Google Pixel 9 Pro XL 512GB Hazel | £399.00 | Google Pixel 9 Pro XL 512GB Hazel | equivalent to £58.63/mth over 24 mths | View More Info |
 Sony XPERIA 1 VI 256GB Black | £499.00 | Sony XPERIA 1 VI 256GB Black | equivalent to £62.79/mth over 24 mths | View More Info |
 Sony XPERIA 1 VI 256GB Khaki Green | £499.00 | Sony XPERIA 1 VI 256GB Khaki Green | equivalent to £62.79/mth over 24 mths | View More Info |
 Sony XPERIA 1 VI 256GB Platinum | £499.00 | Sony XPERIA 1 VI 256GB Platinum | equivalent to £62.79/mth over 24 mths | View More Info |