Redmi 15C 4G vs Redmi K90 Pro Max
The Redmi 15C 4G (2025) runs on the MediaTek Helio G81 Ultra, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $103 and $561. By overall MobileRank rating, the Redmi K90 Pro Max leads — 84/100 vs 32/100 (a 52-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 6000); the Redmi K90 Pro Max is faster in AnTuTu (4,119,955 vs 358,383).
Redmi 15C 4G
Redmi K90 Pro Max
- Lighter: 205g vs 210g
- Cheaper: $103 vs $561
- Better design/ergonomics (43/100 vs 37/100)
- Better value for money (100/100 vs 71/100)
- Higher AnTuTu: 4119955 vs 358383
- Better Geekbench Single: 3640 vs 432
- Better Geekbench Multi: 11033 vs 1416
- Bigger battery: 7560 vs 6000 mAh
- Faster charging: 100W vs 33W
- Higher performance (94/100 vs 0/100)
- Better camera (74/100 vs 24/100)
- Longer battery life (82/100 vs 48/100)
Comparing the Redmi 15C 4G vs the Redmi K90 Pro Max, the Redmi K90 Pro Max scores 52 points higher (84/100 vs 32/100). In the "performance" category, the Redmi K90 Pro Max leads (94/100 vs 0/100). In the "camera" category, the Redmi K90 Pro Max leads (74/100 vs 24/100). In the "battery" category, the Redmi K90 Pro Max leads (82/100 vs 48/100). In the "value for money" category, the Redmi 15C 4G leads (100/100 vs 71/100). In the "performance" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (94/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (74/100 vs 24/100). In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (82/100 vs 48/100). In the "design" category, the Redmi 15C 4G is a bit better (43/100 vs 37/100). In the "value for money" category, the Redmi 15C 4G notably outperforms the Redmi K90 Pro Max (100/100 vs 71/100).
| Specification | Redmi 15C 4G | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | MediaTek Helio G81 Ultra | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 358383 | 4119955 | |
| Geekbench Single | 432 | 3640 | |
| Geekbench Multi | 1416 | 11033 | |
| Display | 6.9" IPS LCD | 6.9" OLED | |
| Resolution | 720x1600 | 2608x1200 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 7560 mAh | |
| Charging | 33W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 6GB / 8GB | 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, HyperOS 2 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 171.6×79.5×8.0 mm | 163.3×77.8×7.9 mm | |
| Weight | 205 g | 210 g | |
| Price | $103 | $561 |
Redmi 15C 4G
- Main: 50MP f/f/1.8
- Front: 8MP
Redmi K90 Pro Max
- Main: 50MP f/f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi 15C 4G
- 6.9" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Redmi 15C 4G
- 6000 mAh
- Wired: 33W
- No wireless charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
We compared Redmi 15C 4G and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Redmi 15C 4G by 91.3% in our overall performance rating.
Price difference: $458. Redmi 15C 4G is cheaper by $458.
performance
In the "performance" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (94/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (74/100 vs 24/100).
battery
In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G (82/100 vs 48/100).
design
In the "design" category, the Redmi 15C 4G is a bit better (43/100 vs 37/100).
value for money
In the "value for money" category, the Redmi 15C 4G notably outperforms the Redmi K90 Pro Max (100/100 vs 71/100).
Which is better: the Redmi 15C 4G or the Redmi K90 Pro Max?
The Redmi K90 Pro Max significantly outperforms the Redmi 15C 4G by 52 points (84/100 vs 32/100).
What is the rating of the Redmi 15C 4G and the Redmi K90 Pro Max?
The Redmi 15C 4G has a MobileRank rating of 32/100, the Redmi K90 Pro Max — 84/100.
Which has the better camera: the Redmi 15C 4G or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on camera score (74/100 vs 24/100).
Which is more powerful: the Redmi 15C 4G or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (94/100 vs 0/100).
Should you choose the Redmi 15C 4G over the Redmi K90 Pro Max?
The Redmi 15C 4G is a better fit for budget-conscious buyers. The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life.