Phone vs phone
iPhone 15 vs iPhone 14
Same question, two phones: which costs less over a 24-month contract, which is cheaper to buy outright, and what you actually get for the difference.
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Which is cheaper over 24 months?
iPhone 14 — its best deal costs £487.96 including April rises, £54.00 less than the iPhone 15.
Which has the bigger screen and battery?
Screen: iPhone 15 6.1″, iPhone 14 6.1″. Battery: iPhone 15 3,877 mAh, iPhone 14 3,279 mAh.
Is it cheaper to buy either one outright?
iPhone 15: £673 SIM-free plus SIM only. iPhone 14: £513. Compare with the contract totals above.
iPhone 15£541.96
iPhone 14£487.96True total of the cheapest deal, April rises included
Live from retailers, rises estimated for a contract starting this month.
The iPhone 14 is the cheaper of the two today: its best contract costs £487.96 over 24 months with April rises, against £541.96 for the iPhone 15 — a gap of £54.00, or about £2.25 a month.
Prices checked 27 October 2026 · How we compare
iPhone 15 vs iPhone 14, side by side
| iPhone 15 | iPhone 14 | |
|---|---|---|
| True total (24 months) | £541.96 | £487.96 |
| Cheapest network | iD Mobile | iD Mobile |
| Upfront on that deal | £139 | £109 |
| Monthly on that deal | £14.99 | £13.99 |
| Lowest monthly anywhere | £11.95 | £13.99 |
| SIM-free price from | £529 | £369 |
| SIM-free + SIM only, 24 months | £673 | £513 |
| Contract deals tracked | 807 | 113 |
| Screen | 6.1 inches | 6.1 inches |
| Battery | 3,877 mAh | 3,279 mAh |
| Storage | 128GB | 128GB |
| Weight | 171 g | 172 g |
| Released | September 2023 | September 2022 |
| Colours on sale | 4 | 3 |
Highlighted = better on that line. Prices live from retailers; specifications from our data partner’s catalogue.
Network by network
If you already know which network you want, here is the cheapest deal for each phone on it, April rises included.
| Network | iPhone 15 | iPhone 14 | Difference |
|---|---|---|---|
| iD Mobile | £541.96 | £487.96 | £54.00 |
| O2 | £639 | £559 | £80 |
| Talkmobile | £641.80 | £593.80 | £48 |
| Vodafone | £649 | £609 | £40 |
| Three | £732.20 | £722.20 | £10 |
Our verdict
On price, the iPhone 14 wins: £54.00 less over two years once each network’s April rises are counted. That is £2.25 a month — enough to matter unless the iPhone 15 does something you need.
On the spec sheet, the iPhone 15 has the larger battery (3,877 mAh), the iPhone 15 is the newer phone (September 2023).
Buying outright: iPhone 15 SIM-free plus SIM only costs £673, more than its cheapest contract; the iPhone 14 costs £513, more than its contract.
Pick the iPhone 15 if…
- You want the lowest monthly price — from £11.95 a month vs £13.99
- Battery size matters most to you
- You prefer a lighter phone
- You want the newer model with longer support ahead
FAQ
iPhone 15 vs iPhone 14 questions
Which is cheaper, the iPhone 15 or the iPhone 14?
The iPhone 14. Its cheapest contract costs £487.96 over 24 months including April rises, £54.00 less than the iPhone 15 (£541.96).
What is the cheapest network for each?
For the iPhone 15 it is iD Mobile (£139 upfront, £14.99 a month); for the iPhone 14 it is iD Mobile (£109 upfront, £13.99 a month).
Is the iPhone 15 bigger than the iPhone 14?
The iPhone 15 has a 6.1-inch screen and the iPhone 14 a 6.1-inch screen; they weigh 171 g and 172 g.
How much are they to buy outright?
SIM-free, the iPhone 15 starts at £529 and the iPhone 14 at £369, from retailers we track.