Realme C100x vs Realme P4x
The Realme C100x (2026) runs on the Unisoc T7250, while the Realme P4x (2025) runs on the MediaTek Dimensity 7400 Ultra; launch prices were $175 and $190. By overall MobileRank rating, the Realme P4x leads — 52/100 vs 42/100 (a 10-point difference). Key differences: the Realme C100x has the bigger battery (8000 mAh vs 7000); the Realme C100x has NFC for contactless payments, the Realme P4x doesn't.
Realme C100x
Realme P4x
- Bigger battery: 8000 vs 7000 mAh
- Cheaper at launch: $175 vs $190
- Longer battery life (75/100 vs 60/100)
- Better Geekbench Single: 1050 vs 600
- Better Geekbench Multi: 2939 vs 1800
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 208g vs 219g
- Higher performance (56/100 vs 32/100)
- Better display (76/100 vs 55/100)
- Better portability (50/100 vs 40/100)
Comparing the Realme C100x vs the Realme P4x, the Realme P4x scores 10 points higher (52/100 vs 42/100). In the "performance" category, the Realme P4x leads (56/100 vs 32/100). In the "battery" category, the Realme C100x leads (75/100 vs 60/100). Value score: Realme C100x — 54/100, Realme P4x — 70/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Realme P4x notably outperforms the Realme C100x (56/100 vs 32/100). In the "display" category, the Realme P4x notably outperforms the Realme C100x (76/100 vs 55/100). In the "camera" category, both devices are on the same level — 30/100. In the "battery" category, the Realme C100x notably outperforms the Realme P4x (75/100 vs 60/100). In the "portability" category, the Realme P4x is a bit better (50/100 vs 40/100).
| Specification | Realme C100x | Realme P4x | |
|---|---|---|---|
| Processor | Unisoc T7250 | MediaTek Dimensity 7400 Ultra | |
| AnTuTu | — | 876129 | |
| Geekbench Single | 600 | 1050 | |
| Geekbench Multi | 1800 | 2939 | |
| Display | 6.8" IPS LCD | 6.7" IPS LCD | |
| Resolution | 720x1570 | 1080x2400 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 8000 mAh | 7000 mAh | |
| Charging | 45W | 45W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 5 MP | 8 MP | |
| RAM | 4GB / 6GB | 6GB / 8GB | |
| Storage | 64GB / 128GB / 256GB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 15, Realme UI 6.0 | |
| Brightness (peak) | 900 nits | 1000 nits | |
| NFC | yes | no | |
| Protection | IP64 | IP64 | |
| Dimensions | — | 165.9×76.0×8.4 mm | |
| Weight | 219 g | 208 g | |
| Launch price | $175 | $190 |
Realme C100x
- Main: 50MP f/f/1.8
- Front: 5MP
Realme P4x
- Main: 50MP f/f/1.8
- Front: 8MP
Realme C100x
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Realme P4x
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Realme C100x
- 8000 mAh
- Wired: 45W
- Wireless charging: no data
Realme P4x
- 7000 mAh
- Wired: 45W
- No wireless charging
Launch price difference: $15. Realme C100x was $15 cheaper at launch.
performance
In the "performance" category, the Realme P4x notably outperforms the Realme C100x (56/100 vs 32/100).
display
In the "display" category, the Realme P4x notably outperforms the Realme C100x (76/100 vs 55/100).
camera
In the "camera" category, both devices are on the same level — 30/100.
battery
In the "battery" category, the Realme C100x notably outperforms the Realme P4x (75/100 vs 60/100).
portability
In the "portability" category, the Realme P4x is a bit better (50/100 vs 40/100).
Which is better: the Realme C100x or the Realme P4x?
The Realme P4x is noticeably better than the Realme C100x — the overall rating gap is 10 points.
What is the rating of the Realme C100x and the Realme P4x?
The Realme C100x has a MobileRank rating of 42/100, the Realme P4x — 52/100.
Which is more powerful: the Realme C100x or the Realme P4x?
The Realme P4x leads on performance (56/100 vs 32/100).
Should you choose the Realme C100x over the Realme P4x?
The Realme C100x is a better fit for those who care about battery life. The Realme P4x is a better fit for everyday use.