Realme X3 vs Redmi K90 Max
The Realme X3 (2020) runs on the Qualcomm Snapdragon 855+, while the Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500; estimated prices are $450 and $504. By overall MobileRank rating, the Redmi K90 Max leads — 67/100 vs 33/100 (a 34-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 4200); the main camera is 64 MP vs 50 MP; the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 859,084); the Redmi K90 Max has NFC for contactless payments, the Realme X3 doesn't; the Realme X3 is noticeably lighter (202g vs 227g).
Realme X3
Redmi K90 Max
- Better main camera: 64MP vs 50MP
- Lighter: 202g vs 227g
- Cheaper: $450 vs $504
- Better camera (45/100 vs 32/100)
- Better design/ergonomics (47/100 vs 16/100)
- Better value for money (79/100 vs 75/100)
- Higher AnTuTu: 3803420 vs 859084
- Better Geekbench Single: 3228 vs 1031
- Better Geekbench Multi: 9553 vs 2864
- Bigger battery: 8550 vs 4200 mAh
- Faster charging: 100W vs 30W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (82/100 vs 2/100)
- Longer battery life (77/100 vs 19/100)
Comparing the Realme X3 vs the Redmi K90 Max, the Redmi K90 Max scores 34 points higher (67/100 vs 33/100). In the "performance" category, the Redmi K90 Max leads (82/100 vs 2/100). In the "camera" category, the Realme X3 leads (45/100 vs 32/100). In the "battery" category, the Redmi K90 Max leads (77/100 vs 19/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Realme X3 (82/100 vs 2/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Realme X3 is a bit better (45/100 vs 32/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Realme X3 (77/100 vs 19/100). In the "design" category, the Realme X3 significantly outperforms the Redmi K90 Max (47/100 vs 16/100). In the "value for money" category, the Realme X3 and the Redmi K90 Max are nearly equal (79/100 vs 75/100).
| Specification | Realme X3 | Redmi K90 Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | MediaTek Dimensity 9500 | |
| AnTuTu | 859084 | 3803420 | |
| Geekbench Single | 1031 | 3228 | |
| Geekbench Multi | 2864 | 9553 | |
| Display | 6.0" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x2400 | 2772x1280 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 4200 mAh | 8550 mAh | |
| Charging | 30W | 100W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 12 MP | 0 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 10, Realme UI | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP66 | |
| Dimensions | 163.8×75.8×8.9 mm | 162.9×77.9×8.1 mm | |
| Weight | 202 g | 227 g | |
| Price | $450 | $504 |
Realme X3
- Main: 64MP f/f/1.8
- Ultrawide: 8MP
- Telephoto: 12MP
- Front: 16MP
Redmi K90 Max
- Main: 50MP f/f/1.68
- Ultrawide: 8MP
- Front: 20MP
Realme X3
- 6.0" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Realme X3
- 4200 mAh
- Wired: 30W
- No wireless charging
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Realme X3 and Redmi K90 Max, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Realme X3 by 77.4% in our overall performance rating.
Price difference: $54. Realme X3 is cheaper by $54.
performance
In the "performance" category, the Redmi K90 Max significantly outperforms the Realme X3 (82/100 vs 2/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Realme X3 is a bit better (45/100 vs 32/100).
battery
In the "battery" category, the Redmi K90 Max significantly outperforms the Realme X3 (77/100 vs 19/100).
design
In the "design" category, the Realme X3 significantly outperforms the Redmi K90 Max (47/100 vs 16/100).
value for money
In the "value for money" category, the Realme X3 and the Redmi K90 Max are nearly equal (79/100 vs 75/100).
Which is better: the Realme X3 or the Redmi K90 Max?
The Redmi K90 Max significantly outperforms the Realme X3 by 34 points (67/100 vs 33/100).
What is the rating of the Realme X3 and the Redmi K90 Max?
The Realme X3 has a MobileRank rating of 33/100, the Redmi K90 Max — 67/100.
Which has the better camera: the Realme X3 or the Redmi K90 Max?
The Realme X3 leads on camera score (45/100 vs 32/100).
Which is more powerful: the Realme X3 or the Redmi K90 Max?
The Redmi K90 Max leads on performance (82/100 vs 2/100).
Should you choose the Realme X3 over the Redmi K90 Max?
The Realme X3 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.