Realme C100x vs Redmi 15C 4G
Comparing the Realme C100x (2026) and the Redmi 15C 4G (2025) on specs and benchmarks. By overall MobileRank rating, the Redmi 15C 4G leads — 32/100 vs 31/100 (a 1-point difference). Key differences: the Realme C100x has the bigger battery (7500 mAh vs 6000).
Realme C100x
Redmi 15C 4G
- Bigger battery: 7500 vs 6000 mAh
- Longer battery life (52/100 vs 48/100)
- Better design/ergonomics (50/100 vs 43/100)
- Better value for money (100/100 vs 55/100)
Comparing the Realme C100x vs the Redmi 15C 4G, the Redmi 15C 4G scores 1 points higher (32/100 vs 31/100). In the "value for money" category, the Redmi 15C 4G leads (100/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 24/100. In the "battery" category, the Realme C100x and the Redmi 15C 4G are nearly equal (52/100 vs 48/100). In the "design" category, the Realme C100x is a bit better (50/100 vs 43/100). In the "value for money" category, the Redmi 15C 4G significantly outperforms the Realme C100x (100/100 vs 55/100).
| Specification | Realme C100x | Redmi 15C 4G | |
|---|---|---|---|
| Processor | — | MediaTek Helio G81 Ultra | |
| AnTuTu | — | 358383 | |
| Geekbench Single | — | 432 | |
| Geekbench Multi | — | 1416 | |
| Display | 6.8" IPS LCD | 6.9" IPS LCD | |
| Resolution | 720x1640 | 720x1600 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7500 mAh | 6000 mAh | |
| Charging | — | 33W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 5 MP | 8 MP | |
| RAM | 4GB | 4GB / 6GB / 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 16 | Android 15, HyperOS 2 | |
| NFC | yes | yes | |
| Protection | IP64 | IP64 | |
| Dimensions | — | 171.6×79.5×8.0 mm | |
| Weight | — | 205 g | |
| Price | — | $103 |
Realme C100x
- Main: 50MP f/f/1.8
- Front: 5MP
Redmi 15C 4G
- Main: 50MP f/f/1.8
- Front: 8MP
Realme C100x
- 6.8" IPS LCD
- Resolution: 720x1640
- Refresh rate: 120 Hz
Redmi 15C 4G
- 6.9" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Realme C100x
- 7500 mAh
- No wireless charging
Redmi 15C 4G
- 6000 mAh
- Wired: 33W
- No wireless charging
Realme C100x
Price unknownperformance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, both devices are on the same level — 24/100.
battery
In the "battery" category, the Realme C100x and the Redmi 15C 4G are nearly equal (52/100 vs 48/100).
design
In the "design" category, the Realme C100x is a bit better (50/100 vs 43/100).
value for money
In the "value for money" category, the Redmi 15C 4G significantly outperforms the Realme C100x (100/100 vs 55/100).
Which is better: the Realme C100x or the Redmi 15C 4G?
The Redmi 15C 4G edges out the Realme C100x by just 1 points — the two devices are very close in overall level.
What is the rating of the Realme C100x and the Redmi 15C 4G?
The Realme C100x has a MobileRank rating of 31/100, the Redmi 15C 4G — 32/100.
Should you choose the Realme C100x over the Redmi 15C 4G?
The Realme C100x is a better fit for everyday use. The Redmi 15C 4G is a better fit for budget-conscious buyers.