Honor X8b vs Redmi K90 Ultra
The Honor X8b (2024) runs on the Qualcomm Snapdragon 680, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $250 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 45/100 (a 28-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4500); the main camera is 108 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 421,228); the Redmi K90 Ultra has NFC for contactless payments, the Honor X8b doesn't; the Honor X8b is noticeably lighter (166g vs 227g).
Honor X8b
Redmi K90 Ultra
- Better main camera: 108MP vs 50MP
- Lighter: 166g vs 227g
- Cheaper at launch: $250 vs $420
- Better camera (51/100 vs 37/100)
- Better portability (92/100 vs 40/100)
- Higher AnTuTu: 3119308 vs 421228
- Better Geekbench Single: 3041 vs 412
- Better Geekbench Multi: 9494 vs 1410
- Bigger battery: 8550 vs 4500 mAh
- Faster charging: 100W vs 35W
- Higher refresh rate: 165Hz vs 90Hz
- Higher performance (92/100 vs 31/100)
- Longer battery life (78/100 vs 36/100)
- Better display (94/100 vs 68/100)
Comparing the Honor X8b vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 28 points higher (73/100 vs 45/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 31/100). In the "camera" category, the Honor X8b leads (51/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 36/100). Value score: Honor X8b — 42/100, 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 Honor X8b (92/100 vs 31/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Honor X8b (94/100 vs 68/100). In the "camera" category, the Honor X8b is a bit better (51/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Honor X8b (78/100 vs 36/100). In the "portability" category, the Honor X8b significantly outperforms the Redmi K90 Ultra (92/100 vs 40/100).
| Specification | Honor X8b | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 680 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 421228 | 3119308 | |
| Geekbench Single | 412 | 3041 | |
| Geekbench Multi | 1410 | 9494 | |
| Display | 6.7" AMOLED | 6.8" AMOLED | |
| Resolution | 1080x2412 | 1280x2772 | |
| Refresh rate | 90 Hz | 165 Hz | |
| Battery | 4500 mAh | 8550 mAh | |
| Charging | 35W | 100W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 5 MP | 8 MP | |
| Front camera | 50 MP | 20 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB | |
| OS | Android 13, MagicOS 7.2 | Android 16 | |
| Brightness (peak) | 2000 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 161.1×74.6×6.8 mm | 162.9×77.9×8.2 mm | |
| Weight | 166 g | 227 g | |
| Launch price | $250 | $420 |
Honor X8b
- Main: 108MP
- Ultrawide: 5MP
- Front: 50MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Honor X8b
- 6.7" AMOLED
- Resolution: 1080x2412
- Refresh rate: 90 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Honor X8b
- 4500 mAh
- Wired: 35W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Honor X8b and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Honor X8b by 86.5% in our overall performance rating.
Launch price difference: $170. Honor X8b was $170 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Honor X8b (92/100 vs 31/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Honor X8b (94/100 vs 68/100).
camera
In the "camera" category, the Honor X8b is a bit better (51/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Honor X8b (78/100 vs 36/100).
portability
In the "portability" category, the Honor X8b significantly outperforms the Redmi K90 Ultra (92/100 vs 40/100).
Which is better: the Honor X8b or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Honor X8b by 28 points (73/100 vs 45/100).
What is the rating of the Honor X8b and the Redmi K90 Ultra?
The Honor X8b has a MobileRank rating of 45/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Honor X8b or the Redmi K90 Ultra?
The Honor X8b leads on camera score (51/100 vs 37/100).
Which is more powerful: the Honor X8b or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 31/100).
Should you choose the Honor X8b over the Redmi K90 Ultra?
The Honor X8b 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.