Poco X7 vs Redmi K90 Ultra
The Poco X7 (2025) runs on the MediaTek Dimensity 7300 Ultra, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $279 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 54/100 (a 19-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5110); the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 823,173); the Poco X7 is noticeably lighter (185g vs 227g).
Poco X7
Redmi K90 Ultra
- Lighter: 185g vs 227g
- Cheaper at launch: $279 vs $420
- Better portability (63/100 vs 40/100)
- Higher AnTuTu: 3119308 vs 823173
- Better Geekbench Single: 3041 vs 1011
- Better Geekbench Multi: 9494 vs 2813
- Bigger battery: 8550 vs 5110 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 54/100)
- Longer battery life (78/100 vs 51/100)
- Better display (94/100 vs 83/100)
Comparing the Poco X7 vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 19 points higher (73/100 vs 54/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 54/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 51/100). Value score: Poco X7 — 56/100, Redmi K90 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Poco X7 (92/100 vs 54/100). 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 X7 (78/100 vs 51/100). In the "portability" category, the Poco X7 notably outperforms the Redmi K90 Ultra (63/100 vs 40/100).
| Specification | Poco X7 | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7300 Ultra | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 823173 | 3119308 | |
| Geekbench Single | 1011 | 3041 | |
| Geekbench Multi | 2813 | 9494 | |
| Display | 6.7" AMOLED | 6.8" AMOLED | |
| Resolution | 1220x2712 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 5110 mAh | 8550 mAh | |
| Charging | 45W | 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 14 | Android 16 | |
| Brightness (peak) | 3000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 162.3×74.4×8.4 mm | 162.9×77.9×8.2 mm | |
| Weight | 185 g | 227 g | |
| Launch price | $279 | $420 |
Poco X7
- Main: 50MP f/f/1.5
- Ultrawide: 8MP
- Front: 20MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Poco X7
- 6.7" AMOLED
- Resolution: 1220x2712
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Poco X7
- 5110 mAh
- Wired: 45W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Poco X7 and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Poco X7 by 73.6% in our overall performance rating.
Launch price difference: $141. Poco X7 was $141 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Poco X7 (92/100 vs 54/100).
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 X7 (78/100 vs 51/100).
portability
In the "portability" category, the Poco X7 notably outperforms the Redmi K90 Ultra (63/100 vs 40/100).
Which is better: the Poco X7 or the Redmi K90 Ultra?
The Redmi K90 Ultra is noticeably better than the Poco X7 — the overall rating gap is 19 points.
What is the rating of the Poco X7 and the Redmi K90 Ultra?
The Poco X7 has a MobileRank rating of 54/100, the Redmi K90 Ultra — 73/100.
Which is more powerful: the Poco X7 or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 54/100).
Should you choose the Poco X7 over the Redmi K90 Ultra?
The Poco X7 is a better fit for everyday use. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.