Realme 15x vs Redmi K90 Max
The Realme 15x (2025) runs on the MediaTek Dimensity 6300, while the Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500; estimated prices are $250 and $504. By overall MobileRank rating, the Redmi K90 Max leads — 67/100 vs 37/100 (a 30-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 7000); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 524,785); the Redmi K90 Max has NFC for contactless payments, the Realme 15x doesn't; the Realme 15x is noticeably lighter (212g vs 227g).
Realme 15x
Redmi K90 Max
- Lighter: 212g vs 227g
- Cheaper: $250 vs $504
- Better camera (38/100 vs 32/100)
- Better design/ergonomics (35/100 vs 16/100)
- Better value for money (93/100 vs 75/100)
- Higher AnTuTu: 3803420 vs 524785
- Better Geekbench Single: 3228 vs 771
- Better Geekbench Multi: 9553 vs 1980
- Bigger battery: 8550 vs 7000 mAh
- Faster charging: 100W vs 60W
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (82/100 vs 0/100)
- Longer battery life (77/100 vs 60/100)
Comparing the Realme 15x vs the Redmi K90 Max, the Redmi K90 Max scores 30 points higher (67/100 vs 37/100). In the "performance" category, the Redmi K90 Max leads (82/100 vs 0/100). In the "battery" category, the Redmi K90 Max leads (77/100 vs 60/100). In the "value for money" category, the Realme 15x leads (93/100 vs 75/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Realme 15x (82/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Realme 15x is a bit better (38/100 vs 32/100). In the "battery" category, the Redmi K90 Max notably outperforms the Realme 15x (77/100 vs 60/100). In the "design" category, the Realme 15x notably outperforms the Redmi K90 Max (35/100 vs 16/100). In the "value for money" category, the Realme 15x notably outperforms the Redmi K90 Max (93/100 vs 75/100).
| Specification | Realme 15x | Redmi K90 Max | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | MediaTek Dimensity 9500 | |
| AnTuTu | 524785 | 3803420 | |
| Geekbench Single | 771 | 3228 | |
| Geekbench Multi | 1980 | 9553 | |
| Display | 6.8" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1570 | 2772x1280 | |
| Refresh rate | 144 Hz | 165 Hz | |
| Battery | 7000 mAh | 8550 mAh | |
| Charging | 60W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 50 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1200 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP68/IP69 | IP66 | |
| Dimensions | 166.1×77.9×8.3 mm | 162.9×77.9×8.1 mm | |
| Weight | 212 g | 227 g | |
| Price | $250 | $504 |
Realme 15x
- Main: 50MP f/1.8
- Front: 50MP
Redmi K90 Max
- Main: 50MP f/f/1.68
- Ultrawide: 8MP
- Front: 20MP
Realme 15x
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 144 Hz
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Realme 15x
- 7000 mAh
- Wired: 60W
- No wireless charging
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Realme 15x and Redmi K90 Max, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Realme 15x by 86.2% in our overall performance rating.
Price difference: $254. Realme 15x is cheaper by $254.
performance
In the "performance" category, the Redmi K90 Max significantly outperforms the Realme 15x (82/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Realme 15x is a bit better (38/100 vs 32/100).
battery
In the "battery" category, the Redmi K90 Max notably outperforms the Realme 15x (77/100 vs 60/100).
design
In the "design" category, the Realme 15x notably outperforms the Redmi K90 Max (35/100 vs 16/100).
value for money
In the "value for money" category, the Realme 15x notably outperforms the Redmi K90 Max (93/100 vs 75/100).
Which is better: the Realme 15x or the Redmi K90 Max?
The Redmi K90 Max significantly outperforms the Realme 15x by 30 points (67/100 vs 37/100).
What is the rating of the Realme 15x and the Redmi K90 Max?
The Realme 15x has a MobileRank rating of 37/100, the Redmi K90 Max — 67/100.
Which has the better camera: the Realme 15x or the Redmi K90 Max?
The Realme 15x leads on camera score (38/100 vs 32/100).
Which is more powerful: the Realme 15x or the Redmi K90 Max?
The Redmi K90 Max leads on performance (82/100 vs 0/100).
Should you choose the Realme 15x over the Redmi K90 Max?
The Realme 15x is a better fit for budget-conscious buyers. The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.