Samsung Galaxy S23 vs Samsung Galaxy S26

Our Verdict: The Galaxy S26 has the clearer hardware case here, mainly through the larger screen and the larger battery. It backs that up with 6.3-inch Dynamic LTPO AMOLED 2X display, 4300mAh battery and 256GB-512GB storage options, while the Galaxy S23 counters with 4.2/5 average from 11 reviews and 110 active deals. Current active deals start around £209 for the Galaxy S23, versus about £525 for the Galaxy S26. Go for the Galaxy S23 if you value lower current deal pricing and the stronger expert-review average; the Galaxy S26 is the stronger pick when those trade-offs matter more.

Over a full contract, the S23 5G works out around £544 all-in, about £56 less than the S26.

Expert Rating
4.2
11 reviews
3.9
11 reviews
Screen
6.1" 6.3"
Display
Dynamic AMOLED 2X Dynamic LTPO AMOLED 2X
Resolution
1080 x 2340 1080 x 2340
Pixels Per Inch
422 409
Rear Camera
50 Megapixels 50 Megapixels
Front Camera
12 Megapixels 12 Megapixels
Chipset
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Battery
3,900 mAh 4,300 mAh
Storage
128GB, 256GB 256GB, 512GB
OS
Android 13 Android 16
SIM Type
Nano SIM nano-SIM and e-SIM
Connectivity
Up to 5G Up to 5G
Wi-Fi
802.11 a/b/g/n/ac/6e 802.11 a/b/g/n/ac/6e/7
Bluetooth
5.3, A2DP, LE 5.4, A2DP, LE
Dimensions
146.3 x 70.9 x 7.6 mm 149.6 x 71.7 x 7.2 mm
Weight
167 grams 167 grams
Water Resistance
IP68 - Dust and water resistant over 1.5 meter and 30 minutes IP68 - Dust and water resistant over 1.5 meter and 30 minutes
Contracts
£20.00/mo (£19.00 upfront) £20.00/mo (£179.00 upfront)
SIM-free
£209.00 £645.05

Prices updated 16 July 2026

Samsung Galaxy S23 Samsung Galaxy S23 Samsung Galaxy S26 Samsung Galaxy S26
Expert Rating 4.2
11 reviews
3.9
11 reviews
Screen 6.1" 6.3"
Display Dynamic AMOLED 2X Dynamic LTPO AMOLED 2X
Resolution 1080 x 2340 1080 x 2340
Pixels Per Inch 422 409
Rear Camera 50 Megapixels 50 Megapixels
Front Camera 12 Megapixels 12 Megapixels
Chipset Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Battery 3,900 mAh 4,300 mAh
Storage 128GB, 256GB 256GB, 512GB
OS Android 13 Android 16
SIM Type Nano SIM nano-SIM and e-SIM
Connectivity Up to 5G Up to 5G
Wi-Fi 802.11 a/b/g/n/ac/6e 802.11 a/b/g/n/ac/6e/7
Bluetooth 5.3, A2DP, LE 5.4, A2DP, LE
Dimensions 146.3 x 70.9 x 7.6 mm 149.6 x 71.7 x 7.2 mm
Weight 167 grams 167 grams
Water Resistance IP68 - Dust and water resistant over 1.5 meter and 30 minutes IP68 - Dust and water resistant over 1.5 meter and 30 minutes
Contracts £20.00/mo
£19.00 upfront
£20.00/mo
£179.00 upfront
SIM-free £209.00 £645.05
Prices updated 16 July 2026
Deals Deals

Cheapest Deals

Samsung Galaxy S23
Samsung Galaxy S23

24 Months

128GB

Cream

100GB

Data

£20 per month, £19 upfront.

Samsung Galaxy S26
Samsung Galaxy S26

24 Months

256GB

Sky Blue

100GB

Data

£20 per month, £179 upfront.

Use codes: ENUJ (£100) + APP5 (5%)

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Frequently Asked Questions

Is the Samsung Galaxy S23 or Samsung Galaxy S26 cheaper on contract?

Based on total cost of ownership, the Samsung Galaxy S23 is cheaper on contract at £544.00 over the life of the deal from £20.00 per month with £19.00 upfront.

Which has the better screen, the Samsung Galaxy S23 or Samsung Galaxy S26?

The Samsung Galaxy S26 has the bigger screen at 6.3" compared to the Samsung Galaxy S23's 6.1", the Samsung Galaxy S23 has the sharper display at 422 pixels per inch versus 409, and the Samsung Galaxy S23 uses a Dynamic AMOLED 2X panel while the Samsung Galaxy S26 has a Dynamic LTPO AMOLED 2X.

Which has the better camera, the Samsung Galaxy S23 or Samsung Galaxy S26?

The Samsung Galaxy S23 features a 50 Megapixels rear camera, while the Samsung Galaxy S26 has a 50 Megapixels rear camera. Both devices also have front-facing cameras for selfies and video calls.

Which is cheaper to buy SIM-free, the Samsung Galaxy S23 or Samsung Galaxy S26?

The Samsung Galaxy S23 is cheaper SIM-free, starting from £209.00.

What storage options are available for the Samsung Galaxy S23 and Samsung Galaxy S26?

The Samsung Galaxy S23 is available in 128GB, 256GB, while the Samsung Galaxy S26 comes in 256GB, 512GB.

What processors do the Samsung Galaxy S23 and Samsung Galaxy S26 use?

The Samsung Galaxy S23 is powered by the Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm), while the Samsung Galaxy S26 uses the Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm).

Which is easier to carry and hold, the Samsung Galaxy S23 or Samsung Galaxy S26?

The Samsung Galaxy S23 is the more portable of the two: they weigh about the same (167 grams vs 167 grams), it's also the more compact phone at 146.3 x 70.9 x 7.6 mm, the Samsung Galaxy S26 is slimmer at 7.2mm thick.

Which is more water resistant, the Samsung Galaxy S23 or Samsung Galaxy S26?

Both phones share the same water resistance rating of IP68 - Dust and water resistant over 1.5 meter and 30 minutes.

What operating system do the Samsung Galaxy S23 and Samsung Galaxy S26 run?

The Samsung Galaxy S23 runs Android 13 and the Samsung Galaxy S26 runs Android 16. This is one of the biggest factors when choosing between the two, as each ecosystem has its own apps, services and features.