Redmi K90 Ultra vs Samsung Galaxy A7 2017
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy A7 2017 (2017) runs on the Samsung Exynos 7880; estimated prices are $420 and $459. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 18/100 (a 55-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 3600); the main camera is 50 MP vs 16 MP; the Samsung Galaxy A7 2017 is noticeably lighter (186g vs 227g).
Redmi K90 Ultra
Samsung Galaxy A7 2017
- Better Geekbench Single: 3041 vs 175
- Better Geekbench Multi: 9494 vs 760
- Bigger battery: 8550 vs 3600 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 16MP
- Higher refresh rate: 165Hz vs 60Hz
- Cheaper: $420 vs $459
- Higher performance (92/100 vs 1/100)
- Better camera (37/100 vs 14/100)
- Longer battery life (78/100 vs 16/100)
- Better display (94/100 vs 55/100)
- Lighter: 186g vs 227g
- Better portability (68/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Samsung Galaxy A7 2017, the Redmi K90 Ultra scores 55 points higher (73/100 vs 18/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 1/100). In the "camera" category, the Redmi K90 Ultra leads (37/100 vs 14/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 16/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (92/100 vs 1/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (94/100 vs 55/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy A7 2017 (37/100 vs 14/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (78/100 vs 16/100). In the "portability" category, the Samsung Galaxy A7 2017 notably outperforms the Redmi K90 Ultra (68/100 vs 40/100).
| Specification | Redmi K90 Ultra | Samsung Galaxy A7 2017 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Samsung Exynos 7880 | |
| AnTuTu | 3119308 | — | |
| Geekbench Single | 3041 | 175 | |
| Geekbench Multi | 9494 | 760 | |
| Display | 6.8" AMOLED | 5.7" Super AMOLED | |
| Resolution | 1280x2772 | 1920x1080 | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8550 mAh | 3600 mAh | |
| Charging | 100W | 15W | |
| Main camera | 50 MP | 16 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 12GB / 16GB | 3GB | |
| Storage | 256GB / 512GB | 32GB | |
| OS | Android 16 | Android 6.0 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 162.9×77.9×8.2 mm | 156.8×77.6×7.9 mm | |
| Weight | 227 g | 186 g | |
| Price | $420 | $459 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy A7 2017
- Main: 16MP f/1.9
- Front: 16MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy A7 2017
- 5.7" Super AMOLED
- Resolution: 1920x1080
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy A7 2017
- 3600 mAh
- Wired: 15W
- Wireless charging: no data
Price difference: $39. Redmi K90 Ultra is cheaper by $39.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (92/100 vs 1/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (94/100 vs 55/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy A7 2017 (37/100 vs 14/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 (78/100 vs 16/100).
portability
In the "portability" category, the Samsung Galaxy A7 2017 notably outperforms the Redmi K90 Ultra (68/100 vs 40/100).
Which is better: the Redmi K90 Ultra or the Samsung Galaxy A7 2017?
The Redmi K90 Ultra significantly outperforms the Samsung Galaxy A7 2017 by 55 points (73/100 vs 18/100).
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy A7 2017?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy A7 2017 — 18/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy A7 2017?
The Redmi K90 Ultra leads on camera score (37/100 vs 14/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy A7 2017?
The Redmi K90 Ultra leads on performance (92/100 vs 1/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy A7 2017?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life. The Samsung Galaxy A7 2017 is a better fit for everyday use.