Redmi K90 vs Samsung Galaxy A52
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy A52 (2021) runs on the Qualcomm Snapdragon 720G; launch prices were $401 and $400. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 46/100 (a 30-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 517,460); the Samsung Galaxy A52 is noticeably lighter (189g vs 206g).
Profile comparison
Category scores
Redmi K90
Samsung Galaxy A52
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 517460
- Better Geekbench Single: 3013 vs 746
- Better Geekbench Multi: 9287 vs 1762
- Bigger battery: 7100 vs 4500 mAh
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (91/100 vs 41/100)
- Better camera (58/100 vs 45/100)
- Longer battery life (72/100 vs 39/100)
- Better display (82/100 vs 68/100)
What makes Samsung Galaxy A52 better?
- Better main camera: 64MP vs 50MP
- Lighter: 189g vs 206g
- Cheaper at launch: $400 vs $401
- Better portability (61/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Samsung Galaxy A52, the Redmi K90 scores 30 points higher (76/100 vs 46/100). In the "performance" category, the Redmi K90 leads (91/100 vs 41/100). In the "camera" category, the Redmi K90 leads (58/100 vs 45/100). In the "battery" category, the Redmi K90 leads (72/100 vs 39/100). Value score: Redmi K90 — 80/100, Samsung Galaxy A52 — 20/100; 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 A52 (91/100 vs 41/100). In the "display" category, the Redmi K90 is a bit better (82/100 vs 68/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 45/100). In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy A52 (72/100 vs 39/100). In the "portability" category, the Samsung Galaxy A52 is a bit better (61/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Samsung Galaxy A52 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 720G | |
| AnTuTu | 3077585 | 517460 | |
| Geekbench Single | 3013 | 746 | |
| Geekbench Multi | 9287 | 1762 | |
| Display | 6.6" AMOLED | 6.5" AMOLED | |
| Resolution | 2510x1156 | — | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 7100 mAh | 4500 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | — | |
| Brightness (peak) | 3500 nits | 800 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP67 | |
| Dimensions | 157.5×75.3×8.0 mm | 159.9×75.1×8.4 mm | |
| Weight | 206 g | 189 g | |
| Launch price | $401 | $400 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Samsung Galaxy A52
- Main: 64MP
- Front: 32MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Samsung Galaxy A52
- 6.5" AMOLED
- Refresh rate: 90 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy A52
- 4500 mAh
- No wireless charging
Overall performance score
We compared Redmi K90 and Samsung Galaxy A52, covering their specs and all relevant benchmarks.
Redmi K90 leads Samsung Galaxy A52 by 494.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $1. Samsung Galaxy A52 was $1 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Samsung Galaxy A52 (91/100 vs 41/100).
display
In the "display" category, the Redmi K90 is a bit better (82/100 vs 68/100).
camera
In the "camera" category, the Redmi K90 is a bit better (58/100 vs 45/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy A52 (72/100 vs 39/100).
portability
In the "portability" category, the Samsung Galaxy A52 is a bit better (61/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Samsung Galaxy A52?
The Redmi K90 significantly outperforms the Samsung Galaxy A52 by 30 points (76/100 vs 46/100).
What is the rating of the Redmi K90 and the Samsung Galaxy A52?
The Redmi K90 has a MobileRank rating of 76/100, the Samsung Galaxy A52 — 46/100.
Which has the better camera: the Redmi K90 or the Samsung Galaxy A52?
The Redmi K90 leads on camera score (58/100 vs 45/100).
Which is more powerful: the Redmi K90 or the Samsung Galaxy A52?
The Redmi K90 leads on performance (91/100 vs 41/100).
Should you choose the Redmi K90 over the Samsung Galaxy A52?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.