Realme C100 4G vs Redmi K90 Max
The Realme C100 4G (2026) runs on the Helio G92 Max, while the Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500; launch prices were $269 and $504. By overall MobileRank rating, the Redmi K90 Max leads — 75/100 vs 38/100 (a 37-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 8000); the Redmi K90 Max is faster in AnTuTu (3,760,662 vs 365,001).
Profile comparison
Category scores
Realme C100 4G
Redmi K90 Max
What makes Realme C100 4G better?
- Lighter: 219g vs 227g
- Cheaper at launch: $269 vs $504
- Overall rating 38/100
What makes Redmi K90 Max better?
- Higher AnTuTu: 3760662 vs 365001
- Better Geekbench Single: 3293 vs 430
- Better Geekbench Multi: 10243 vs 1375
- Bigger battery: 8550 vs 8000 mAh
- Faster charging: 100W vs 15W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (96/100 vs 29/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (78/100 vs 58/100)
- Better display (94/100 vs 55/100)
Comparison verdict
Comparing the Realme C100 4G vs the Redmi K90 Max, the Redmi K90 Max scores 37 points higher (75/100 vs 38/100). In the "performance" category, the Redmi K90 Max leads (96/100 vs 29/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 58/100). Value score: Realme C100 4G — 22/100, Redmi K90 Max — 72/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Max significantly outperforms the Realme C100 4G (96/100 vs 29/100). In the "display" category, the Redmi K90 Max significantly outperforms the Realme C100 4G (94/100 vs 55/100). In the "camera" category, the Redmi K90 Max is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K90 Max notably outperforms the Realme C100 4G (78/100 vs 58/100). In the "portability" category, both devices are on the same level — 41/100.
Specs comparison
| Specification | Realme C100 4G | Redmi K90 Max | |
|---|---|---|---|
| Processor | Helio G92 Max | MediaTek Dimensity 9500 | |
| AnTuTu | 365001 | 3760662 | |
| Geekbench Single | 430 | 3293 | |
| Geekbench Multi | 1375 | 10243 | |
| Display | 6.8" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1570 | 2772x1280 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 8000 mAh | 8550 mAh | |
| Charging | 15W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 16 / realme UI 7.0 | Android 16 | |
| Brightness (peak) | 1200 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69K | IP66 | |
| Dimensions | 166.5×78.2×8.6 mm | 162.9×77.9×8.1 mm | |
| Weight | 219 g | 227 g | |
| Launch price | $269 | $504 |
Camera comparison
Realme C100 4G
- Main: 50MP f/1.8
- Front: 8MP
Redmi K90 Max
- Main: 50MP f/1.68
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Realme C100 4G
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Battery and charging
Realme C100 4G
- 8000 mAh
- Wired: 15W
- No wireless charging
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Realme C100 4G and Redmi K90 Max, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Realme C100 4G by 90.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $235. Realme C100 4G was $235 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Max significantly outperforms the Realme C100 4G (96/100 vs 29/100).
display
In the "display" category, the Redmi K90 Max significantly outperforms the Realme C100 4G (94/100 vs 55/100).
camera
In the "camera" category, the Redmi K90 Max is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 Max notably outperforms the Realme C100 4G (78/100 vs 58/100).
portability
In the "portability" category, both devices are on the same level — 41/100.
Frequently asked questions
Which is better: the Realme C100 4G or the Redmi K90 Max?
The Redmi K90 Max significantly outperforms the Realme C100 4G by 37 points (75/100 vs 38/100).
What is the rating of the Realme C100 4G and the Redmi K90 Max?
The Realme C100 4G has a MobileRank rating of 38/100, the Redmi K90 Max — 75/100.
Which has the better camera: the Realme C100 4G or the Redmi K90 Max?
The Redmi K90 Max leads on camera score (37/100 vs 30/100).
Which is more powerful: the Realme C100 4G or the Redmi K90 Max?
The Redmi K90 Max leads on performance (96/100 vs 29/100).
Should you choose the Realme C100 4G over the Redmi K90 Max?
The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.