Smartphones · Xiaomi
Xiaomi Redmi Note 15 256GB- Storage:
- 256 GB
- Memory (RAM):
- 8 GB
- Reference price:
- SAR 814
Xiaomi Redmi Note 15 256GB vs realme C 100 128GB: which one suits you?
The two differ in 8 of the specs we have recorded, and the realme C 100 128GB is cheaper by SAR 270 (prices checked 12 Nov 2026).
Which one should you choose?
- More space for photos and apps (256 GB vs 128 GB)
- More memory for multitasking (8 GB vs 4 GB)
- Higher-resolution main camera (108 MP vs 50 MP)
Choose the
realme C 100 128GB if you care about:- Paying less: cheaper by SAR 270
- Bigger battery for a longer day (7,000 mAh vs 6,000 mAh) · slight difference
The deciding difference here: storage and memory (RAM) and price.
Compares recorded specs; a missing spec does not mean the feature is absent.
Key differences
Storage
✓ 256 GB128 GBMemory (RAM)
✓ 8 GB4 GBScreen size
6.77 in6.8 in
Specifications side by side
18 of 18 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 814 | SAR 544 |
| Storage | ✓ 256 GB | 128 GB |
| Memory (RAM) | ✓ 8 GB | 4 GB |
| Processor | Helio G100 | — |
| Battery capacity | 6,000 mAh | ✓ 7,000 mAh |
| Wired charging | 33 W | — |
| Main camera | ✓ 108 MP | 50 MP |
| Years of OS updates | 4 years | — |
| Front camera | 20 MP | — |
| Screen size | 6.77 in | 6.8 in |
| Display type | AMOLED | LCD |
| Resolution | 1080 x 2392 | 720 x 1570 |
| Screen refresh rate | 120 Hz | 120 Hz |
| Water and dust rating | IP66 | — |
| Operating system | Android 15 | Android 16, Realme UI 7.0 |
| Dimensions | 16.4 x 7.5 x 0.8 cm | — |
| Weight | 184 g | — |
| Warranty | 1 years | — |
| Release year | 2026 | 2026 |
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Direct comparison questions
What is the difference in storage between the Xiaomi Redmi Note 15 256GB and the realme C 100 128GB?
Storage is higher on the Xiaomi Redmi Note 15 256GB: 256 GB vs 128 GB on the realme C 100 128GB. If this spec is your priority, the difference favours it.
What is the difference in main camera between the Xiaomi Redmi Note 15 256GB and the realme C 100 128GB?
Main camera is higher on the Xiaomi Redmi Note 15 256GB: 108 MP vs 50 MP on the realme C 100 128GB. If this spec is your priority, the difference favours it.
What is the difference in battery capacity between the Xiaomi Redmi Note 15 256GB and the realme C 100 128GB?
Battery capacity is higher on the realme C 100 128GB: 7,000 mAh vs 6,000 mAh on the Xiaomi Redmi Note 15 256GB. If this spec is your priority, the difference favours it.
What is the difference in memory (RAM) between the Xiaomi Redmi Note 15 256GB and the realme C 100 128GB?
Memory (RAM) is higher on the Xiaomi Redmi Note 15 256GB: 8 GB vs 4 GB on the realme C 100 128GB. If this spec is your priority, the difference favours it.