Poco X8 Pro vs Redmi K90 Ultra
The Poco X8 Pro (2026) runs on the MediaTek Dimensity 8500 Ultra, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $350 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 63/100 (a 10-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6000); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 1,977,887); the Poco X8 Pro is noticeably lighter (196g vs 227g).
Profile comparison
Category scores
Poco X8 Pro
Redmi K90 Ultra
What makes Poco X8 Pro better?
- Lighter: 196g vs 227g
- Cheaper at launch: $350 vs $420
- Better portability (57/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 1977887
- Better Geekbench Single: 3013 vs 1555
- Better Geekbench Multi: 9287 vs 6405
- Bigger battery: 8550 vs 6000 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 76/100)
- Longer battery life (78/100 vs 60/100)
- Better display (94/100 vs 83/100)
Comparison verdict
Comparing the Poco X8 Pro vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 10 points higher (73/100 vs 63/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 76/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 60/100). Value score: Poco X8 Pro — 60/100, 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 notably outperforms the Poco X8 Pro (92/100 vs 76/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 83/100). In the "camera" category, both devices are on the same level — 37/100. In the "battery" category, the Redmi K90 Ultra notably outperforms the Poco X8 Pro (78/100 vs 60/100). In the "portability" category, the Poco X8 Pro notably outperforms the Redmi K90 Ultra (57/100 vs 40/100).
Specs comparison
| Specification | Poco X8 Pro | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8500 Ultra | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1977887 | 3233695 | |
| Geekbench Single | 1555 | 3013 | |
| Geekbench Multi | 6405 | 9287 | |
| Display | 6.7" AMOLED | 6.8" AMOLED | |
| Resolution | 2712x1220 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 6000 mAh | 8550 mAh | |
| Charging | 67W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 157.5×75.2×8.4 mm | 162.9×77.9×8.2 mm | |
| Weight | 196 g | 227 g | |
| Launch price | $350 | $420 |
Camera comparison
Poco X8 Pro
- Main: 50MP f/1.5
- Ultrawide: 8MP
- Front: 20MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Poco X8 Pro
- 6.7" AMOLED
- Resolution: 2712x1220
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Poco X8 Pro
- 6000 mAh
- Wired: 67W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Poco X8 Pro and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Poco X8 Pro by 38.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $70. Poco X8 Pro was $70 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra notably outperforms the Poco X8 Pro (92/100 vs 76/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 83/100).
camera
In the "camera" category, both devices are on the same level — 37/100.
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Poco X8 Pro (78/100 vs 60/100).
portability
In the "portability" category, the Poco X8 Pro notably outperforms the Redmi K90 Ultra (57/100 vs 40/100).
Frequently asked questions
Which is better: the Poco X8 Pro or the Redmi K90 Ultra?
The Redmi K90 Ultra is noticeably better than the Poco X8 Pro — the overall rating gap is 10 points.
What is the rating of the Poco X8 Pro and the Redmi K90 Ultra?
The Poco X8 Pro has a MobileRank rating of 63/100, the Redmi K90 Ultra — 73/100.
Which is more powerful: the Poco X8 Pro or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 76/100).
Should you choose the Poco X8 Pro over the Redmi K90 Ultra?
The Poco X8 Pro is a better fit for active users. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.