Redmi K90 Ultra vs Samsung Galaxy S23 FE
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy S23 FE (2023) runs on the Qualcomm Snapdragon 8 Gen 1; launch prices were $420 and $599. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 64/100 (a 9-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4500); the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 1,436,963); the Samsung Galaxy S23 FE is noticeably lighter (209g vs 227g).
Redmi K90 Ultra
Samsung Galaxy S23 FE
- Higher AnTuTu: 3119308 vs 1436963
- Better Geekbench Single: 3041 vs 1675
- Better Geekbench Multi: 9494 vs 4453
- Bigger battery: 8550 vs 4500 mAh
- Faster charging: 100W vs 25W
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper at launch: $420 vs $599
- Higher performance (92/100 vs 70/100)
- Longer battery life (78/100 vs 42/100)
- Better display (94/100 vs 80/100)
- Lighter: 209g vs 227g
- Better camera (63/100 vs 37/100)
- Better portability (51/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Samsung Galaxy S23 FE, the Redmi K90 Ultra scores 9 points higher (73/100 vs 64/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 70/100). In the "camera" category, the Samsung Galaxy S23 FE leads (63/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 42/100). Value score: Redmi K90 Ultra — 82/100, Samsung Galaxy S23 FE — 40/100; 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 notably outperforms the Samsung Galaxy S23 FE (92/100 vs 70/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 80/100). In the "camera" category, the Samsung Galaxy S23 FE notably outperforms the Redmi K90 Ultra (63/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S23 FE (78/100 vs 42/100). In the "portability" category, the Samsung Galaxy S23 FE is a bit better (51/100 vs 40/100).
| Specification | Redmi K90 Ultra | Samsung Galaxy S23 FE | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Gen 1 | |
| AnTuTu | 3119308 | 1436963 | |
| Geekbench Single | 3041 | 1675 | |
| Geekbench Multi | 9494 | 4453 | |
| Display | 6.8" AMOLED | 6.4" Dynamic AMOLED 2X | |
| Resolution | 1280x2772 | 2340x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 4500 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 127 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 20 MP | 10 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 13 | |
| Brightness (peak) | 3500 nits | 1450 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 162.9×77.9×8.2 mm | 158.0×76.5×8.2 mm | |
| Weight | 227 g | 209 g | |
| Launch price | $420 | $599 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S23 FE
- Main: 50MP f/1.8
- Ultrawide: 12MP
- Telephoto: 8MP
- Front: 10MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy S23 FE
- 6.4" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S23 FE
- 4500 mAh
- Wired: 25W
- Wireless: 15W
We compared Redmi K90 Ultra and Samsung Galaxy S23 FE, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Samsung Galaxy S23 FE by 117.1% in our overall performance rating.
Launch price difference: $179. Redmi K90 Ultra was $179 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S23 FE (92/100 vs 70/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 80/100).
camera
In the "camera" category, the Samsung Galaxy S23 FE notably outperforms the Redmi K90 Ultra (63/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S23 FE (78/100 vs 42/100).
portability
In the "portability" category, the Samsung Galaxy S23 FE is a bit better (51/100 vs 40/100).
Which is better: the Redmi K90 Ultra or the Samsung Galaxy S23 FE?
The Redmi K90 Ultra edges out the Samsung Galaxy S23 FE by just 9 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy S23 FE?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy S23 FE — 64/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy S23 FE?
The Samsung Galaxy S23 FE leads on camera score (63/100 vs 37/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy S23 FE?
The Redmi K90 Ultra leads on performance (92/100 vs 70/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy S23 FE?
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 S23 FE is a better fit for active users.