Redmi K90 Ultra vs Samsung Galaxy J5 Prime
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy J5 Prime (2016) runs on the Samsung Exynos 7570; launch prices were $420 and $200. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 13/100 (a 60-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 2400); the main camera is 50 MP vs 13 MP; the Redmi K90 Ultra has NFC for contactless payments, the Samsung Galaxy J5 Prime doesn't; the Samsung Galaxy J5 Prime is noticeably lighter (143g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Samsung Galaxy J5 Prime
What makes Redmi K90 Ultra better?
- Better Geekbench Single: 3013 vs 122
- Better Geekbench Multi: 9287 vs 405
- Bigger battery: 8550 vs 2400 mAh
- Better main camera: 50MP vs 13MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 0/100)
- Better camera (37/100 vs 10/100)
- Longer battery life (78/100 vs 15/100)
- Better display (94/100 vs 32/100)
What makes Samsung Galaxy J5 Prime better?
- Lighter: 143g vs 227g
- Cheaper at launch: $200 vs $420
- Better portability (82/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Samsung Galaxy J5 Prime, the Redmi K90 Ultra scores 60 points higher (73/100 vs 13/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 0/100). In the "camera" category, the Redmi K90 Ultra leads (37/100 vs 10/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 15/100). Value score: Redmi K90 Ultra — 72/100, Samsung Galaxy J5 Prime — 0/100; 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 significantly outperforms the Samsung Galaxy J5 Prime (92/100 vs 0/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime (94/100 vs 32/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy J5 Prime (37/100 vs 10/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime (78/100 vs 15/100). In the "portability" category, the Samsung Galaxy J5 Prime significantly outperforms the Redmi K90 Ultra (82/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Samsung Galaxy J5 Prime | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Samsung Exynos 7570 | |
| AnTuTu | 3233695 | — | |
| Geekbench Single | 3013 | 122 | |
| Geekbench Multi | 9287 | 405 | |
| Display | 6.8" AMOLED | 5.0" IPS LCD | |
| Resolution | 1280x2772 | — | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8550 mAh | 2400 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 13 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 5 MP | |
| RAM | 12GB / 16GB | 2GB | |
| Storage | 256GB / 512GB | 16GB / 32GB | |
| OS | Android 16 | — | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | no | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | 142.8×69.5×8.1 mm | |
| Weight | 227 g | 143 g | |
| Launch price | $420 | $200 |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy J5 Prime
- Main: 13MP
- Front: 5MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy J5 Prime
- 5.0" IPS LCD
- Refresh rate: 60 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy J5 Prime
- 2400 mAh
- Wireless charging: no data
Benchmarks
Launch prices and where to check today's
Launch price difference: $220. Samsung Galaxy J5 Prime was $220 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime (92/100 vs 0/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime (94/100 vs 32/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy J5 Prime (37/100 vs 10/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime (78/100 vs 15/100).
portability
In the "portability" category, the Samsung Galaxy J5 Prime significantly outperforms the Redmi K90 Ultra (82/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Samsung Galaxy J5 Prime?
The Redmi K90 Ultra significantly outperforms the Samsung Galaxy J5 Prime by 60 points (73/100 vs 13/100).
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy J5 Prime?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy J5 Prime — 13/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy J5 Prime?
The Redmi K90 Ultra leads on camera score (37/100 vs 10/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy J5 Prime?
The Redmi K90 Ultra leads on performance (92/100 vs 0/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy J5 Prime?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.