Redmi K90 vs Samsung Galaxy A7 2017
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy A7 2017 (2017) runs on the Samsung Exynos 7880; launch prices were $401 and $459. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 18/100 (a 58-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 3600); the main camera is 50 MP vs 16 MP; the Samsung Galaxy A7 2017 is noticeably lighter (186g vs 206g).
Profile comparison
Category scores
Redmi K90
Samsung Galaxy A7 2017
What makes Redmi K90 better?
- Better Geekbench Single: 3013 vs 175
- Better Geekbench Multi: 9287 vs 760
- Bigger battery: 7100 vs 3600 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 16MP
- Higher refresh rate: 120Hz vs 60Hz
- Cheaper at launch: $401 vs $459
- Higher performance (91/100 vs 1/100)
- Better camera (58/100 vs 14/100)
- Longer battery life (72/100 vs 16/100)
- Better display (82/100 vs 55/100)
What makes Samsung Galaxy A7 2017 better?
- Lighter: 186g vs 206g
- Better portability (68/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Samsung Galaxy A7 2017, the Redmi K90 scores 58 points higher (76/100 vs 18/100). In the "performance" category, the Redmi K90 leads (91/100 vs 1/100). In the "camera" category, the Redmi K90 leads (58/100 vs 14/100). In the "battery" category, the Redmi K90 leads (72/100 vs 16/100). Value score: Redmi K90 — 80/100, Samsung Galaxy A7 2017 — 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 significantly outperforms the Samsung Galaxy A7 2017 (91/100 vs 1/100). In the "display" category, the Redmi K90 notably outperforms the Samsung Galaxy A7 2017 (82/100 vs 55/100). In the "camera" category, the Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 (58/100 vs 14/100). In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 (72/100 vs 16/100). In the "portability" category, the Samsung Galaxy A7 2017 is a bit better (68/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Samsung Galaxy A7 2017 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Samsung Exynos 7880 | |
| AnTuTu | 3077585 | — | |
| Geekbench Single | 3013 | 175 | |
| Geekbench Multi | 9287 | 760 | |
| Display | 6.6" AMOLED | 5.7" Super AMOLED | |
| Resolution | 2510x1156 | 1920x1080 | |
| Refresh rate | 120 Hz | 60 Hz | |
| Battery | 7100 mAh | 3600 mAh | |
| Charging | 100W | 15W | |
| Main camera | 50 MP | 16 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Telephoto | 50 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 | IP68 | |
| Dimensions | 157.5×75.3×8.0 mm | 156.8×77.6×7.9 mm | |
| Weight | 206 g | 186 g | |
| Launch price | $401 | $459 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Samsung Galaxy A7 2017
- Main: 16MP f/1.9
- Front: 16MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Samsung Galaxy A7 2017
- 5.7" Super AMOLED
- Resolution: 1920x1080
- Refresh rate: 60 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy A7 2017
- 3600 mAh
- Wired: 15W
- Wireless charging: no data
Benchmarks
Launch prices and where to check today's
Launch price difference: $58. Redmi K90 was $58 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 (91/100 vs 1/100).
display
In the "display" category, the Redmi K90 notably outperforms the Samsung Galaxy A7 2017 (82/100 vs 55/100).
camera
In the "camera" category, the Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 (58/100 vs 14/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 (72/100 vs 16/100).
portability
In the "portability" category, the Samsung Galaxy A7 2017 is a bit better (68/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Samsung Galaxy A7 2017?
The Redmi K90 significantly outperforms the Samsung Galaxy A7 2017 by 58 points (76/100 vs 18/100).
What is the rating of the Redmi K90 and the Samsung Galaxy A7 2017?
The Redmi K90 has a MobileRank rating of 76/100, the Samsung Galaxy A7 2017 — 18/100.
Which has the better camera: the Redmi K90 or the Samsung Galaxy A7 2017?
The Redmi K90 leads on camera score (58/100 vs 14/100).
Which is more powerful: the Redmi K90 or the Samsung Galaxy A7 2017?
The Redmi K90 leads on performance (91/100 vs 1/100).
Should you choose the Redmi K90 over the Samsung Galaxy A7 2017?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.