Redmi K90 Ultra vs Samsung Galaxy M47 5G
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy M47 5G (2026) runs on the Qualcomm Snapdragon 6 Gen 3; launch prices were $420 and $275. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 56/100 (a 17-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 840,643).
Redmi K90 Ultra
Samsung Galaxy M47 5G
- Higher AnTuTu: 3233695 vs 840643
- Better Geekbench Single: 3041 vs 1015
- Better Geekbench Multi: 9494 vs 2920
- Bigger battery: 8550 vs 6000 mAh
- Faster charging: 100W vs 25W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 55/100)
- Longer battery life (78/100 vs 61/100)
- Better display (94/100 vs 79/100)
- Cheaper at launch: $275 vs $420
- Better camera (42/100 vs 37/100)
Comparing the Redmi K90 Ultra vs the Samsung Galaxy M47 5G, the Redmi K90 Ultra scores 17 points higher (73/100 vs 56/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 55/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 61/100). Value score: Redmi K90 Ultra — 82/100, Samsung Galaxy M47 5G — 60/100; 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 Samsung Galaxy M47 5G (92/100 vs 55/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy M47 5G (94/100 vs 79/100). In the "camera" category, the Samsung Galaxy M47 5G is a bit better (42/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy M47 5G (78/100 vs 61/100).
| Specification | Redmi K90 Ultra | Samsung Galaxy M47 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 6 Gen 3 | |
| AnTuTu | 3233695 | 840643 | |
| Geekbench Single | 3041 | 1015 | |
| Geekbench Multi | 9494 | 2920 | |
| Display | 6.8" AMOLED | 6.7" Super AMOLED | |
| Resolution | 1280x2772 | 2400x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 6000 mAh | |
| Charging | 100W | 25W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | — | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | — | |
| Weight | 227 g | — | |
| Launch price | $420 | $275 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy M47 5G
- Main: 50MP f/f/1.8
- Ultrawide: 12MP
- Front: 32MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy M47 5G
- 6.7" Super AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy M47 5G
- 6000 mAh
- Wired: 25W
- Wireless charging: no data
We compared Redmi K90 Ultra and Samsung Galaxy M47 5G, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Samsung Galaxy M47 5G by 284.7% in our overall performance rating.
Launch price difference: $145. Samsung Galaxy M47 5G was $145 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy M47 5G (92/100 vs 55/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy M47 5G (94/100 vs 79/100).
camera
In the "camera" category, the Samsung Galaxy M47 5G is a bit better (42/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy M47 5G (78/100 vs 61/100).
Which is better: the Redmi K90 Ultra or the Samsung Galaxy M47 5G?
The Redmi K90 Ultra is noticeably better than the Samsung Galaxy M47 5G — the overall rating gap is 17 points.
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy M47 5G?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy M47 5G — 56/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy M47 5G?
The Samsung Galaxy M47 5G leads on camera score (42/100 vs 37/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy M47 5G?
The Redmi K90 Ultra leads on performance (92/100 vs 55/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy M47 5G?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy M47 5G is a better fit for everyday use.