Apple iPhone 15 vs Apple iPhone 16

Our Verdict: The Apple iPhone 15 leads where 6.1" display Super Retina XDR OLED, 48MP rear camera and 12MP selfie camera, 128GB to 512GB storage matter most, while the Apple iPhone 16 answers with 6.1" display Super Retina XDR OLED, 48MP rear camera and 12MP selfie camera, 128GB to 512GB storage. The Apple iPhone 15 is currently cheaper on the lowest total contract cost at about £320, roughly £169 less than the Apple iPhone 16. Review scores are close, averaging 4.2 for the Apple iPhone 15 and 4.2 for the Apple iPhone 16. That price gap gives the Apple iPhone 15 the value advantage, while the Apple iPhone 16 needs to win you over on its own hardware or ecosystem.

The 15 5G is the cheaper one to own: around £521 over a typical contract, £168 less than the 16.

Expert Rating
4.2
12 reviews
4.2
12 reviews
Screen
6.1" 6.1"
Display
Super Retina XDR OLED Super Retina XDR OLED
Resolution
1179 x 2556 2556 x 1179
Pixels Per Inch
461 461
Rear Camera
48 Megapixels 48 Megapixels
Front Camera
12 Megapixels 12 Megapixels
Chipset
Apple A16 Bionic (4 nm) Apple A18 (3 nm)
Battery
3,349 mAh 3,561 mAh
Storage
128GB, 256GB, 512GB 128GB, 256GB, 512GB
OS
Apple iOS Apple iOS
SIM Type
nano-SIM and e-SIM nano-SIM and e-SIM
Connectivity
Up to 5G Up to 5G
Wi-Fi
802.11 a/b/g/n/ac/6 802.11 a/b/g/n/ac/6e/7
Bluetooth
5.3 with A2DP, LE 5.3, A2DP, LE
Dimensions
147.6 x 71.6 x 7.8 mm 147.6 x 71.6 x 7.8 mm
Weight
171 grams 170 grams
Water Resistance
IP68 dust/water resistant (up to 6m for 30 mins) IP68 dust/water resistant (up to 6m for 30 mins)
Contracts
£14.99/mo (£139.00 upfront) £26.99/mo (£19.00 upfront)
SIM-free
£309.00 £489.99

Prices updated 22 July 2026

Apple iPhone 15 Apple iPhone 15 Apple iPhone 16 Apple iPhone 16
Expert Rating 4.2
12 reviews
4.2
12 reviews
Screen 6.1" 6.1"
Display Super Retina XDR OLED Super Retina XDR OLED
Resolution 1179 x 2556 2556 x 1179
Pixels Per Inch 461 461
Rear Camera 48 Megapixels 48 Megapixels
Front Camera 12 Megapixels 12 Megapixels
Chipset Apple A16 Bionic (4 nm) Apple A18 (3 nm)
Battery 3,349 mAh 3,561 mAh
Storage 128GB, 256GB, 512GB 128GB, 256GB, 512GB
OS Apple iOS Apple iOS
SIM Type nano-SIM and e-SIM nano-SIM and e-SIM
Connectivity Up to 5G Up to 5G
Wi-Fi 802.11 a/b/g/n/ac/6 802.11 a/b/g/n/ac/6e/7
Bluetooth 5.3 with A2DP, LE 5.3, A2DP, LE
Dimensions 147.6 x 71.6 x 7.8 mm 147.6 x 71.6 x 7.8 mm
Weight 171 grams 170 grams
Water Resistance IP68 dust/water resistant (up to 6m for 30 mins) IP68 dust/water resistant (up to 6m for 30 mins)
Contracts £14.99/mo
£139.00 upfront
£26.99/mo
£19.00 upfront
SIM-free £309.00 £489.99
Prices updated 22 July 2026
Deals Deals

Cheapest Deals

Apple iPhone 15
Apple iPhone 15

24 Months

128GB

Blue

Refurbished

200GB

Data

£14.99 per month, £139 upfront.

Use code: SAVING10 (£10)

Apple iPhone 16
Apple iPhone 16

24 Months

128GB

Black

Refurbished

Unlimited

Data

£26.99 per month, £19 upfront.

Use code: SAVING10 (£10)

Related Comparisons

Frequently Asked Questions

Is the Apple iPhone 15 or Apple iPhone 16 cheaper on contract?

Based on total cost of ownership, the Apple iPhone 15 is cheaper on contract at £521.16 over the life of the deal from £14.99 per month with £139.00 upfront.

Which has the better screen, the Apple iPhone 15 or Apple iPhone 16?

Both phones have a similar screen size at around 6.1", both screens are similarly sharp at around 461 pixels per inch, and both use Super Retina XDR OLED panels.

Which has the better camera, the Apple iPhone 15 or Apple iPhone 16?

The Apple iPhone 15 features a 48 Megapixels rear camera, while the Apple iPhone 16 has a 48 Megapixels rear camera. Both devices also have front-facing cameras for selfies and video calls.

Which is cheaper to buy SIM-free, the Apple iPhone 15 or Apple iPhone 16?

The Apple iPhone 15 is cheaper SIM-free, starting from £309.00.

What storage options are available for the Apple iPhone 15 and Apple iPhone 16?

The Apple iPhone 15 is available in 128GB, 256GB, 512GB, while the Apple iPhone 16 comes in 128GB, 256GB, 512GB.

What processors do the Apple iPhone 15 and Apple iPhone 16 use?

The Apple iPhone 15 is powered by the Apple A16 Bionic (4 nm), while the Apple iPhone 16 uses the Apple A18 (3 nm).

Which is easier to carry and hold, the Apple iPhone 15 or Apple iPhone 16?

They weigh about the same (171 grams vs 170 grams), both are similar in overall footprint.

Which is more water resistant, the Apple iPhone 15 or Apple iPhone 16?

Both phones share the same water resistance rating of IP68 dust/water resistant (up to 6m for 30 mins).

What operating system do the Apple iPhone 15 and Apple iPhone 16 run?

Both phones run Apple iOS.