Motorola Moto G15 vs Samsung Galaxy S25

Our Verdict: The Samsung Galaxy S25 supports 5G while the Motorola Moto G15 tops out at 4G, and the Moto G 15 packs the bigger battery, 5200mAh against 4000mAh, which usually means longer between charges. The Moto G 15 has the bigger screen at 6.7" against 6.2", while the S25 has the sharper one at 416 PPI, and the S25 goes up to 512GB of storage, where the Moto G 15 tops out at 128GB. The S25 is the one to have if you want what it adds, but the Moto G 15 is the smarter buy if you'd rather keep the money.

Over a full contract, the Moto G 15 works out around £257 all-in, about £336 less than the S25.

Expert Rating
3.4
6 reviews
4.1
11 reviews
Screen
6.72" 6.2"
Display
IPS LCD Dynamic LTPO AMOLED 2X
Resolution
1080 x 2400 1080 x 2340
Pixels Per Inch
392 416
Rear Camera
50 Megapixels 50 Megapixels
Front Camera
8 Megapixels 12 Megapixels
Chipset
Mediatek Helio G81 Extreme (12 nm) Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
Battery
5,200 mAh 4,000 mAh
Storage
128GB 128GB, 256GB, 512GB
OS
Android Android 15
SIM Type
Nano SIM nano-SIM and e-SIM
Connectivity
Up to 4G Up to 5G
Wi-Fi
802.11 a/b/g/n/ac 802.11 a/b/g/n/ac/6e
Bluetooth
5.0, A2DP, LE 5.4, A2DP, LE
Dimensions
165.7 x 76 x 8.8 mm 146.9 x 70.4 x 7.2 mm
Weight
203 grams 162 grams
Water Resistance
IP54, dust and splash resistant IP68 - Dust and water resistant over 1.5 meter and 30 minutes
Contracts
£8.99/mo (£9.00 upfront) £22.00/mo (£20.00 upfront)
SIM-free
£97.00 £439.99

Prices updated 26 July 2026

Motorola Moto G15 Motorola Moto G15 Samsung Galaxy S25 Samsung Galaxy S25
Expert Rating 3.4
6 reviews
4.1
11 reviews
Screen 6.72" 6.2"
Display IPS LCD Dynamic LTPO AMOLED 2X
Resolution 1080 x 2400 1080 x 2340
Pixels Per Inch 392 416
Rear Camera 50 Megapixels 50 Megapixels
Front Camera 8 Megapixels 12 Megapixels
Chipset Mediatek Helio G81 Extreme (12 nm) Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
Battery 5,200 mAh 4,000 mAh
Storage 128GB 128GB, 256GB, 512GB
OS Android Android 15
SIM Type Nano SIM nano-SIM and e-SIM
Connectivity Up to 4G Up to 5G
Wi-Fi 802.11 a/b/g/n/ac 802.11 a/b/g/n/ac/6e
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE
Dimensions 165.7 x 76 x 8.8 mm 146.9 x 70.4 x 7.2 mm
Weight 203 grams 162 grams
Water Resistance IP54, dust and splash resistant IP68 - Dust and water resistant over 1.5 meter and 30 minutes
Contracts £8.99/mo
£9.00 upfront
£22.00/mo
£20.00 upfront
SIM-free £97.00 £439.99
Prices updated 26 July 2026
Deals Deals

Cheapest Deals

Motorola Moto G15
Motorola Moto G15

24 Months

128GB

Tornedo

25GB

Data

£8.99 per month, £9 upfront.

Samsung Galaxy S25
Samsung Galaxy S25

24 Months

128GB

Navy

Refurbished

1GB

Data

£22 per month, £20 upfront.

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Frequently Asked Questions

Is the Motorola Moto G15 or Samsung Galaxy S25 cheaper on contract?

Based on total cost of ownership, the Motorola Moto G15 is cheaper on contract at £257.16 over the life of the deal from £8.99 per month with £9.00 upfront.

Which has the better screen, the Motorola Moto G15 or Samsung Galaxy S25?

The Motorola Moto G15 has the bigger screen at 6.7" compared to the Samsung Galaxy S25's 6.2", the Samsung Galaxy S25 has the sharper display at 416 pixels per inch versus 392, and the Motorola Moto G15 uses a IPS LCD panel while the Samsung Galaxy S25 has a Dynamic LTPO AMOLED 2X.

Which has the better camera, the Motorola Moto G15 or Samsung Galaxy S25?

The Motorola Moto G15 features a 50 Megapixels rear camera, while the Samsung Galaxy S25 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 Motorola Moto G15 or Samsung Galaxy S25?

The Motorola Moto G15 is cheaper SIM-free, starting from £97.00.

What storage options are available for the Motorola Moto G15 and Samsung Galaxy S25?

The Motorola Moto G15 is available in 128GB, while the Samsung Galaxy S25 comes in 128GB, 256GB, 512GB.

What processors do the Motorola Moto G15 and Samsung Galaxy S25 use?

The Motorola Moto G15 is powered by the Mediatek Helio G81 Extreme (12 nm), while the Samsung Galaxy S25 uses the Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm).

Which is easier to carry and hold, the Motorola Moto G15 or Samsung Galaxy S25?

The Samsung Galaxy S25 is the more portable of the two: it's 41g lighter at 162 grams, it's also the more compact phone at 146.9 x 70.4 x 7.2 mm, and is slimmer at 7.2mm thick.

Which is more water resistant, the Motorola Moto G15 or Samsung Galaxy S25?

The Motorola Moto G15 is rated IP54, dust and splash resistant, while the Samsung Galaxy S25 is rated IP68 - Dust and water resistant over 1.5 meter and 30 minutes.

What operating system do the Motorola Moto G15 and Samsung Galaxy S25 run?

The Motorola Moto G15 runs Android and the Samsung Galaxy S25 runs Android 15. This is one of the biggest factors when choosing between the two, as each ecosystem has its own apps, services and features.