Poco X4 Pro vs Redmi K90 Ultra
The Poco X4 Pro (2022) runs on the Qualcomm Snapdragon 695 5G, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $300 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 52/100 (a 21-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the main camera is 108 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 592,015); the Poco X4 Pro is noticeably lighter (205g vs 227g).
Profile comparison
Category scores
Poco X4 Pro
Redmi K90 Ultra
What makes Poco X4 Pro better?
- Better main camera: 108MP vs 50MP
- Lighter: 205g vs 227g
- Cheaper at launch: $300 vs $420
- Better camera (44/100 vs 37/100)
- Better portability (54/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 592015
- Better Geekbench Single: 3013 vs 905
- Better Geekbench Multi: 9287 vs 2101
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 46/100)
- Longer battery life (78/100 vs 53/100)
- Better display (94/100 vs 79/100)
Comparison verdict
Comparing the Poco X4 Pro vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 21 points higher (73/100 vs 52/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 46/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 53/100). Value score: Poco X4 Pro — 42/100, Redmi K90 Ultra — 72/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Poco X4 Pro (92/100 vs 46/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Poco X4 Pro (94/100 vs 79/100). In the "camera" category, the Poco X4 Pro is a bit better (44/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Poco X4 Pro (78/100 vs 53/100). In the "portability" category, the Poco X4 Pro is a bit better (54/100 vs 40/100).
Specs comparison
| Specification | Poco X4 Pro | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 695 5G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 592015 | 3233695 | |
| Geekbench Single | 905 | 3013 | |
| Geekbench Multi | 2101 | 9287 | |
| Display | 6.7" AMOLED | 6.8" AMOLED | |
| Resolution | 2400x1080 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 5000 mAh | 8550 mAh | |
| Charging | 67W | 100W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 11 | Android 16 | |
| Brightness (peak) | 1200 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP53 | IP68/IP69 | |
| Dimensions | 164.2×76.1×8.1 mm | 162.9×77.9×8.2 mm | |
| Weight | 205 g | 227 g | |
| Launch price | $300 | $420 |
Camera comparison
Poco X4 Pro
- Main: 108MP f/1.9
- Ultrawide: 8MP
- Front: 16MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Poco X4 Pro
- 6.7" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Poco X4 Pro
- 5000 mAh
- Wired: 67W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Poco X4 Pro and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Poco X4 Pro by 81.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $120. Poco X4 Pro was $120 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Poco X4 Pro (92/100 vs 46/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Poco X4 Pro (94/100 vs 79/100).
camera
In the "camera" category, the Poco X4 Pro is a bit better (44/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Poco X4 Pro (78/100 vs 53/100).
portability
In the "portability" category, the Poco X4 Pro is a bit better (54/100 vs 40/100).
Frequently asked questions
Which is better: the Poco X4 Pro or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Poco X4 Pro by 21 points (73/100 vs 52/100).
What is the rating of the Poco X4 Pro and the Redmi K90 Ultra?
The Poco X4 Pro has a MobileRank rating of 52/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Poco X4 Pro or the Redmi K90 Ultra?
The Poco X4 Pro leads on camera score (44/100 vs 37/100).
Which is more powerful: the Poco X4 Pro or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 46/100).
Should you choose the Poco X4 Pro over the Redmi K90 Ultra?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.