Realme C100 4G vs Realme C51
The Realme C100 4G (2026) runs on the MediaTek Helio G92 Max, while the Realme C51 (2023) runs on the Unisoc Tiger T612. By overall MobileRank rating, the Realme C100 4G leads — 30/100 vs 23/100 (a 7-point difference). Key differences: the Realme C100 4G has the bigger battery (8000 mAh vs 5000); the Realme C51 is noticeably lighter (186g vs 219g).
Realme C100 4G
Realme C51
- Bigger battery: 8000 vs 5000 mAh
- Higher refresh rate: 120Hz vs 90Hz
- Longer battery life (54/100 vs 39/100)
- Better display (100/100 vs 50/100)
- Faster charging: 33W vs 15W
- Lighter: 186g vs 219g
- Better design/ergonomics (67/100 vs 26/100)
Comparing the Realme C100 4G vs the Realme C51, the Realme C100 4G scores 7 points higher (30/100 vs 23/100). In the "battery" category, the Realme C100 4G leads (54/100 vs 39/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Realme C100 4G significantly outperforms the Realme C51 (100/100 vs 50/100). In the "camera" category, both devices are on the same level — 24/100. In the "battery" category, the Realme C100 4G notably outperforms the Realme C51 (54/100 vs 39/100). In the "design" category, the Realme C51 significantly outperforms the Realme C100 4G (67/100 vs 26/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Realme C100 4G | Realme C51 | |
|---|---|---|---|
| Processor | MediaTek Helio G92 Max | Unisoc Tiger T612 | |
| AnTuTu | — | 200000 | |
| Geekbench Single | — | 360 | |
| Geekbench Multi | — | 1250 | |
| Display | 6.8" IPS LCD | 6.7" IPS LCD | |
| Resolution | 720x1570 | 720x1600 | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 8000 mAh | 5000 mAh | |
| Charging | 15W | 33W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 8 MP | 5 MP | |
| RAM | 8GB | 4GB | |
| Storage | 256GB | 64GB / 128GB | |
| OS | Android 16, Realme UI 7.0 | Android 13, Realme UI T | |
| Brightness (peak) | 1200 nits | 560 nits | |
| NFC | yes | yes | |
| Protection | IP66 | — | |
| Dimensions | 166.5×78.2×8.6 mm | 167.2×76.7×8.0 mm | |
| Weight | 219 g | 186 g | |
| Price | — | — |
Realme C100 4G
- Main: 50MP f/f/1.8
- Front: 8MP
Realme C51
- Main: 50MP f/f/1.8
- Front: 5MP
Realme C100 4G
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Realme C51
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 90 Hz
Realme C100 4G
- 8000 mAh
- Wired: 15W
- No wireless charging
Realme C51
- 5000 mAh
- Wired: 33W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, the Realme C100 4G significantly outperforms the Realme C51 (100/100 vs 50/100).
camera
In the "camera" category, both devices are on the same level — 24/100.
battery
In the "battery" category, the Realme C100 4G notably outperforms the Realme C51 (54/100 vs 39/100).
design
In the "design" category, the Realme C51 significantly outperforms the Realme C100 4G (67/100 vs 26/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Realme C100 4G or the Realme C51?
The Realme C100 4G edges out the Realme C51 by just 7 points — the two devices are very close in overall level.
What is the rating of the Realme C100 4G and the Realme C51?
The Realme C100 4G has a MobileRank rating of 30/100, the Realme C51 — 23/100.
Should you choose the Realme C100 4G over the Realme C51?
The Realme C100 4G is a better fit for everyday use. The Realme C51 is a better fit for everyday use.