Honor 400 Smart 4G vs Redmi K90 Ultra
The Honor 400 Smart 4G (2025) runs on the Qualcomm Snapdragon 685, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 43/100 (a 30-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6500); the main camera is 108 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 476,175); the Honor 400 Smart 4G is noticeably lighter (208g vs 227g).
Profile comparison
Category scores
Honor 400 Smart 4G
Redmi K90 Ultra
What makes Honor 400 Smart 4G better?
- Better main camera: 108MP vs 50MP
- Lighter: 208g vs 227g
- Better camera (39/100 vs 37/100)
- Better portability (52/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 476175
- Better Geekbench Single: 3013 vs 466
- Better Geekbench Multi: 9287 vs 1396
- Bigger battery: 8550 vs 6500 mAh
- Faster charging: 100W vs 35W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 34/100)
- Longer battery life (78/100 vs 56/100)
- Better display (94/100 vs 55/100)
Comparison verdict
Comparing the Honor 400 Smart 4G vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 30 points higher (73/100 vs 43/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 34/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 56/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Honor 400 Smart 4G (92/100 vs 34/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Honor 400 Smart 4G (94/100 vs 55/100). In the "camera" category, the Honor 400 Smart 4G and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Honor 400 Smart 4G (78/100 vs 56/100). In the "portability" category, the Honor 400 Smart 4G is a bit better (52/100 vs 40/100).
Specs comparison
| Specification | Honor 400 Smart 4G | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 476175 | 3233695 | |
| Geekbench Single | 466 | 3013 | |
| Geekbench Multi | 1396 | 9287 | |
| Display | 6.8" TFT LCD | 6.8" AMOLED | |
| Resolution | 720x1610 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 6500 mAh | 8550 mAh | |
| Charging | 35W | 100W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 15, Magic OS 9 | Android 16 | |
| Brightness (peak) | 850 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68/IP69 | |
| Dimensions | 166.9×76.8×8.2 mm | 162.9×77.9×8.2 mm | |
| Weight | 208 g | 227 g | |
| Launch price | — | $420 |
Camera comparison
Honor 400 Smart 4G
- Main: 108MP f/1.8
- Front: 8MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Honor 400 Smart 4G
- 6.8" TFT LCD
- Resolution: 720x1610
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Honor 400 Smart 4G
- 6500 mAh
- Wired: 35W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Honor 400 Smart 4G and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Honor 400 Smart 4G by 85.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Honor 400 Smart 4G
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Honor 400 Smart 4G (92/100 vs 34/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Honor 400 Smart 4G (94/100 vs 55/100).
camera
In the "camera" category, the Honor 400 Smart 4G and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Honor 400 Smart 4G (78/100 vs 56/100).
portability
In the "portability" category, the Honor 400 Smart 4G is a bit better (52/100 vs 40/100).
Frequently asked questions
Which is better: the Honor 400 Smart 4G or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Honor 400 Smart 4G by 30 points (73/100 vs 43/100).
What is the rating of the Honor 400 Smart 4G and the Redmi K90 Ultra?
The Honor 400 Smart 4G has a MobileRank rating of 43/100, the Redmi K90 Ultra — 73/100.
Which is more powerful: the Honor 400 Smart 4G or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 34/100).
Should you choose the Honor 400 Smart 4G over the Redmi K90 Ultra?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.