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 £2.50 |
Mobiles Available on O2 Unlimited at £42
| Phone | Upfront Cost | Offer Details | Total Cost | Buy Online |
|---|---|---|---|---|
 Honor 400 Lite 256GB Velvet Black | £10.00 | Honor 400 Lite 256GB Velvet Black | equivalent to £42.42/mth over 24 mths |   View More Info |
 Samsung Galaxy S25 Plus 256GB Silver Shadow | £89.00 | Samsung Galaxy S25 Plus 256GB Silver Shadow | equivalent to £45.71/mth over 24 mths |  View More Info |
 Samsung Galaxy S25 Plus 256GB Icyblue | £89.00 | Samsung Galaxy S25 Plus 256GB Icyblue | equivalent to £45.71/mth over 24 mths | View More Info |
 Samsung Galaxy Z Fold5 512GB Phantom Black | £259.00 | Samsung Galaxy Z Fold5 512GB Phantom Black | equivalent to £52.79/mth over 24 mths | View More Info |
 Samsung Galaxy Z Fold5 512GB Icy Blue | £259.00 | Samsung Galaxy Z Fold5 512GB Icy Blue | equivalent to £52.79/mth over 24 mths | View More Info |
 Apple iPhone 17 512GB Black | £299.00 | Apple iPhone 17 512GB Black | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 17 512GB White | £299.00 | Apple iPhone 17 512GB White | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 17 512GB Sage | £299.00 | Apple iPhone 17 512GB Sage | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 17 512GB Lavender | £299.00 | Apple iPhone 17 512GB Lavender | equivalent to £54.46/mth over 24 mths | View More Info |
 Apple iPhone 17 512GB Mist Blue | £299.00 | Apple iPhone 17 512GB Mist Blue | equivalent to £54.46/mth over 24 mths | View More Info |