Samsung Galaxy S23

At a glance. The Samsung Galaxy S23 is currently sold on contract by O2 and iD Mobile, with airtime from O2 and iD Mobile. It is available in 2 storage sizes (128GB, 256GB); larger sizes add to the price, so pick the smallest you can live with. The cheapest deal by effective monthly cost is £20.99 a month with £39.00 upfront over 24 months on iD Mobile, which works out at about £22.62 a month all in. If you would rather buy it outright, the lowest SIM-free price we track is £349.99 from O2 — worth comparing against the contracts above, paired with a SIM-only plan. 57 of the deals are for refurbished handsets, which are usually noticeably cheaper; use the condition filter to compare new and refurbished separately. Key specs: 6.1" dynamic amoled 2x, a Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) chip, IP68 water resistance.