Redmi K90 Ultra vs Samsung Galaxy S25 FE
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy S25 FE (2025) runs on the Samsung Exynos 2400; launch prices were $420 and $599. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 68/100 (a 5-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4700); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 2,000,659); the Samsung Galaxy S25 FE is noticeably lighter (190g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Samsung Galaxy S25 FE
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 2000659
- Better Geekbench Single: 3013 vs 2115
- Better Geekbench Multi: 9287 vs 6826
- Bigger battery: 8550 vs 4700 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper at launch: $420 vs $599
- Higher performance (92/100 vs 80/100)
- Longer battery life (78/100 vs 50/100)
- Better display (94/100 vs 79/100)
What makes Samsung Galaxy S25 FE better?
- Lighter: 190g vs 227g
- Better camera (56/100 vs 37/100)
- Better portability (71/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Samsung Galaxy S25 FE, the Redmi K90 Ultra scores 5 points higher (73/100 vs 68/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 80/100). In the "camera" category, the Samsung Galaxy S25 FE leads (56/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 50/100). Value score: Redmi K90 Ultra — 72/100, Samsung Galaxy S25 FE — 50/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 80/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S25 FE (94/100 vs 79/100). In the "camera" category, the Samsung Galaxy S25 FE notably outperforms the Redmi K90 Ultra (56/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S25 FE (78/100 vs 50/100). In the "portability" category, the Samsung Galaxy S25 FE significantly outperforms the Redmi K90 Ultra (71/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Samsung Galaxy S25 FE | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Samsung Exynos 2400 | |
| AnTuTu | 3233695 | 2000659 | |
| Geekbench Single | 3013 | 2115 | |
| Geekbench Multi | 9287 | 6826 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1280x2772 | 1080x2340 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 4700 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 118 | |
| 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 16, up to 7 major Android upgrades, One UI 8 | |
| Brightness (peak) | 3500 nits | 1900 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 162.9×77.9×8.2 mm | 161.3×76.6×7.4 mm | |
| Weight | 227 g | 190 g | |
| Launch price | $420 | $599 |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S25 FE
- Main: 50MP f/1.8
- Ultrawide: 12MP
- Telephoto: 8MP
- Front: 10MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy S25 FE
- 6.7" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S25 FE
- 4700 mAh
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared Redmi K90 Ultra and Samsung Galaxy S25 FE, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Samsung Galaxy S25 FE by 61.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $179. Redmi K90 Ultra was $179 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 80/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S25 FE (94/100 vs 79/100).
camera
In the "camera" category, the Samsung Galaxy S25 FE notably outperforms the Redmi K90 Ultra (56/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S25 FE (78/100 vs 50/100).
portability
In the "portability" category, the Samsung Galaxy S25 FE significantly outperforms the Redmi K90 Ultra (71/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Samsung Galaxy S25 FE?
The Redmi K90 Ultra edges out the Samsung Galaxy S25 FE by just 5 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy S25 FE?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy S25 FE — 68/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy S25 FE?
The Samsung Galaxy S25 FE leads on camera score (56/100 vs 37/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy S25 FE?
The Redmi K90 Ultra leads on performance (92/100 vs 80/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy S25 FE?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life. The Samsung Galaxy S25 FE is a better fit for gamers and power users.