Realme 15x vs Redmi K90 Pro Max
The Realme 15x (2025) runs on the MediaTek Dimensity 6300, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $250 and $561. By overall MobileRank rating, the Redmi K90 Pro Max leads — 84/100 vs 37/100 (a 47-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 7000); the Redmi K90 Pro Max is faster in AnTuTu (4,119,955 vs 524,785); the Redmi K90 Pro Max has NFC for contactless payments, the Realme 15x doesn't.
Realme 15x
Redmi K90 Pro Max
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper: $250 vs $561
- Better value for money (93/100 vs 71/100)
- Higher AnTuTu: 4119955 vs 524785
- Better Geekbench Single: 3640 vs 771
- Better Geekbench Multi: 11033 vs 1980
- Bigger battery: 7560 vs 7000 mAh
- Faster charging: 100W vs 60W
- Lighter: 210g vs 212g
- Higher performance (94/100 vs 0/100)
- Better camera (74/100 vs 38/100)
- Longer battery life (82/100 vs 60/100)
- Better design/ergonomics (37/100 vs 35/100)
Comparing the Realme 15x vs the Redmi K90 Pro Max, the Redmi K90 Pro Max scores 47 points higher (84/100 vs 37/100). 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 38/100). In the "battery" category, the Redmi K90 Pro Max leads (82/100 vs 60/100). In the "value for money" category, the Realme 15x leads (93/100 vs 71/100). In the "performance" category, the Redmi K90 Pro Max significantly outperforms the Realme 15x (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 Realme 15x (74/100 vs 38/100). In the "battery" category, the Redmi K90 Pro Max notably outperforms the Realme 15x (82/100 vs 60/100). In the "design" category, the Redmi K90 Pro Max and the Realme 15x are nearly equal (37/100 vs 35/100). In the "value for money" category, the Realme 15x notably outperforms the Redmi K90 Pro Max (93/100 vs 71/100).
| Specification | Realme 15x | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 524785 | 4119955 | |
| Geekbench Single | 771 | 3640 | |
| Geekbench Multi | 1980 | 11033 | |
| Display | 6.8" IPS LCD | 6.9" OLED | |
| Resolution | 720x1570 | 2608x1200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 7560 mAh | |
| Charging | 60W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 6GB / 8GB | 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1200 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 166.1×77.9×8.3 mm | 163.3×77.8×7.9 mm | |
| Weight | 212 g | 210 g | |
| Price | $250 | $561 |
Realme 15x
- Main: 50MP f/1.8
- Front: 50MP
Redmi K90 Pro Max
- Main: 50MP f/f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme 15x
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 144 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Realme 15x
- 7000 mAh
- Wired: 60W
- No wireless charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
We compared Realme 15x and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Realme 15x by 87.3% in our overall performance rating.
Price difference: $311. Realme 15x is cheaper by $311.
performance
In the "performance" category, the Redmi K90 Pro Max significantly outperforms the Realme 15x (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 Realme 15x (74/100 vs 38/100).
battery
In the "battery" category, the Redmi K90 Pro Max notably outperforms the Realme 15x (82/100 vs 60/100).
design
In the "design" category, the Redmi K90 Pro Max and the Realme 15x are nearly equal (37/100 vs 35/100).
value for money
In the "value for money" category, the Realme 15x notably outperforms the Redmi K90 Pro Max (93/100 vs 71/100).
Which is better: the Realme 15x or the Redmi K90 Pro Max?
The Redmi K90 Pro Max significantly outperforms the Realme 15x by 47 points (84/100 vs 37/100).
What is the rating of the Realme 15x and the Redmi K90 Pro Max?
The Realme 15x has a MobileRank rating of 37/100, the Redmi K90 Pro Max — 84/100.
Which has the better camera: the Realme 15x or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on camera score (74/100 vs 38/100).
Which is more powerful: the Realme 15x or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (94/100 vs 0/100).
Should you choose the Realme 15x over the Redmi K90 Pro Max?
The Realme 15x 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.