Smartphones · Samsung
Samsung Galaxy S 25 128GB- Storage:
- 128 GB
- Memory (RAM):
- 12 GB
- Reference price:
- SAR 4,149
Samsung Galaxy S 25 128GB vs Samsung Galaxy S26 Ultra 512GB: which one suits you?
The two differ in 12 of the specs we have recorded, and the Samsung Galaxy S 25 128GB is cheaper by SAR 450 (prices checked 4 Nov 2026).
Which one should you choose?
- Paying less: cheaper by SAR 450
- Lower weight: 162 g vs 214 g
- More space for photos and apps (512 GB vs 128 GB)
- Bigger battery for a longer day (5,000 mAh vs 4,000 mAh)
- Higher wired charging: 60 W vs 25 W
The deciding difference here: storage and battery capacity and price.
Compares recorded specs; a missing spec does not mean the feature is absent.
Smartphones · Samsung
Samsung Galaxy S26 Ultra 512GB- Storage:
- 512 GB
- Memory (RAM):
- 12 GB
- Reference price:
- SAR 4,599
Key differences
Storage
128 GB✓ 512 GBScreen size
6.2 in✓ 6.9 inDisplay type
Dynamic LTPO AMOLED 2XAMOLED
Specifications side by side
21 of 21 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 4,149 | SAR 4,599 |
| Storage | 128 GB | ✓ 512 GB |
| Battery capacity | 4,000 mAh | ✓ 5,000 mAh |
| Wired charging | 25 W | ✓ 60 W |
| Main camera | 50 MP | ✓ 200 MP |
| Years of OS updates | — | 7 years |
| Memory (RAM) | 12 GB | 12 GB |
| Processor | Snapdragon 8 Elite | Snapdragon 8 Elite |
| 5G | Yes | Yes |
| Optical zoom (telephoto) | 3 x | ✓ 5 x |
| Front camera | 12 MP | 12 MP |
| Screen size | 6.2 in | ✓ 6.9 in |
| Display type | Dynamic LTPO AMOLED 2X | AMOLED |
| Resolution | 1080 x 2340 | 1440 x 3120 |
| Water and dust rating | — | IP68 |
| Operating system | Android 15 | Android 16 |
| Wireless charging | Yes | Yes |
| Dual SIM | Yes | Yes |
| Release year | — | 2026 |
| Dimensions | 14.69 x 7.05 x 0.72 cm | 16.4 x 7.8 x 0.8 cm |
| Weight | ✓ 162 g | 214 g |
| Warranty | 1 years | ✓ 2 years |
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Direct comparison questions
What is the difference in processor between the Samsung Galaxy S 25 128GB and the Samsung Galaxy S26 Ultra 512GB?
No difference here: processor is Snapdragon 8 Elite on both.
What is the difference in storage between the Samsung Galaxy S 25 128GB and the Samsung Galaxy S26 Ultra 512GB?
Storage is higher on the Samsung Galaxy S26 Ultra 512GB: 512 GB vs 128 GB on the Samsung Galaxy S 25 128GB. If this spec is your priority, the difference favours it.
What is the difference in main camera between the Samsung Galaxy S 25 128GB and the Samsung Galaxy S26 Ultra 512GB?
Main camera is higher on the Samsung Galaxy S26 Ultra 512GB: 200 MP vs 50 MP on the Samsung Galaxy S 25 128GB. If this spec is your priority, the difference favours it.
What is the difference in battery capacity between the Samsung Galaxy S 25 128GB and the Samsung Galaxy S26 Ultra 512GB?
Battery capacity is higher on the Samsung Galaxy S26 Ultra 512GB: 5,000 mAh vs 4,000 mAh on the Samsung Galaxy S 25 128GB. If this spec is your priority, the difference favours it.