Poco X3 vs Redmi K90
The Poco X3 (2020) runs on the Qualcomm Snapdragon 732G, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 47/100 (a 29-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6000); the main camera is 64 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 531,656); the Redmi K90 has NFC for contactless payments, the Poco X3 doesn't; the Redmi K90 is noticeably lighter (206g vs 225g).
Profile comparison
Category scores
Poco X3
Redmi K90
What makes Poco X3 better?
- Better main camera: 64MP vs 50MP
- Overall rating 47/100
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 531656
- Better Geekbench Single: 3013 vs 752
- Better Geekbench Multi: 9287 vs 1819
- Bigger battery: 7100 vs 6000 mAh
- Faster charging: 100W vs 33W
- Lighter: 206g vs 225g
- Higher performance (91/100 vs 42/100)
- Better camera (58/100 vs 46/100)
- Longer battery life (72/100 vs 53/100)
- Better display (82/100 vs 66/100)
- Better portability (55/100 vs 28/100)
Comparison verdict
Comparing the Poco X3 vs the Redmi K90, the Redmi K90 scores 29 points higher (76/100 vs 47/100). In the "performance" category, the Redmi K90 leads (91/100 vs 42/100). In the "camera" category, the Redmi K90 leads (58/100 vs 46/100). In the "battery" category, the Redmi K90 leads (72/100 vs 53/100). In the "performance" category, the Redmi K90 significantly outperforms the Poco X3 (91/100 vs 42/100). In the "display" category, the Redmi K90 notably outperforms the Poco X3 (82/100 vs 66/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 46/100). In the "battery" category, the Redmi K90 notably outperforms the Poco X3 (72/100 vs 53/100). In the "portability" category, the Redmi K90 notably outperforms the Poco X3 (55/100 vs 28/100).
Specs comparison
| Specification | Poco X3 | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 732G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 531656 | 3077585 | |
| Geekbench Single | 752 | 3013 | |
| Geekbench Multi | 1819 | 9287 | |
| Display | 6.7" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 7100 mAh | |
| Charging | 33W | 100W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 10, MIUI 12 | Android 16 | |
| Brightness (peak) | 450 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP53 | IP68 | |
| Dimensions | 165.3×76.8×10.1 mm | 157.5×75.3×8.0 mm | |
| Weight | 225 g | 206 g | |
| Launch price | — | $401 |
Camera comparison
Poco X3
- Main: 64MP f/1.9
- Ultrawide: 13MP
- Front: 20MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Poco X3
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Poco X3
- 6000 mAh
- Wired: 33W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Poco X3 and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Poco X3 by 82.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Poco X3
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Poco X3 (91/100 vs 42/100).
display
In the "display" category, the Redmi K90 notably outperforms the Poco X3 (82/100 vs 66/100).
camera
In the "camera" category, the Redmi K90 is a bit better (58/100 vs 46/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Poco X3 (72/100 vs 53/100).
portability
In the "portability" category, the Redmi K90 notably outperforms the Poco X3 (55/100 vs 28/100).
Frequently asked questions
Which is better: the Poco X3 or the Redmi K90?
The Redmi K90 significantly outperforms the Poco X3 by 29 points (76/100 vs 47/100).
What is the rating of the Poco X3 and the Redmi K90?
The Poco X3 has a MobileRank rating of 47/100, the Redmi K90 — 76/100.
Which has the better camera: the Poco X3 or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 46/100).
Which is more powerful: the Poco X3 or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 42/100).
Should you choose the Poco X3 over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.