Redmi K90 vs Samsung Galaxy S23
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy S23 (2023) runs on the Qualcomm Snapdragon 8 Gen 2; launch prices were $401 and $799. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 66/100 (a 10-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 3900); the Redmi K90 is faster in AnTuTu (3,077,585 vs 1,656,761); the Samsung Galaxy S23 is noticeably lighter (168g vs 206g).
Profile comparison
Category scores
Redmi K90
Samsung Galaxy S23
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 1656761
- Better Geekbench Single: 3013 vs 2004
- Better Geekbench Multi: 9287 vs 5311
- Bigger battery: 7100 vs 3900 mAh
- Faster charging: 100W vs 25W
- Cheaper at launch: $401 vs $799
- Higher performance (91/100 vs 75/100)
- Longer battery life (72/100 vs 29/100)
What makes Samsung Galaxy S23 better?
- Lighter: 168g vs 206g
- Better camera (67/100 vs 58/100)
- Better portability (83/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Samsung Galaxy S23, the Redmi K90 scores 10 points higher (76/100 vs 66/100). In the "performance" category, the Redmi K90 leads (91/100 vs 75/100). In the "battery" category, the Redmi K90 leads (72/100 vs 29/100). Value score: Redmi K90 — 80/100, Samsung Galaxy S23 — 46/100; 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 notably outperforms the Samsung Galaxy S23 (91/100 vs 75/100). In the "display" category, both devices are on the same level — 82/100. In the "camera" category, the Samsung Galaxy S23 is a bit better (67/100 vs 58/100). In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy S23 (72/100 vs 29/100). In the "portability" category, the Samsung Galaxy S23 notably outperforms the Redmi K90 (83/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Samsung Galaxy S23 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Gen 2 | |
| AnTuTu | 3077585 | 1656761 | |
| Geekbench Single | 3013 | 2004 | |
| Geekbench Multi | 9287 | 5311 | |
| Display | 6.6" AMOLED | 6.1" AMOLED | |
| Resolution | 2510x1156 | 2340x1080 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7100 mAh | 3900 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 133 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 50 MP | 10 MP | |
| Front camera | 20 MP | 12 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 13 | |
| Brightness (peak) | 3500 nits | 1750 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 157.5×75.3×8.0 mm | 157.8×76.2×7.6 mm | |
| Weight | 206 g | 168 g | |
| Launch price | $401 | $799 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Samsung Galaxy S23
- Main: 50MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Samsung Galaxy S23
- 6.1" AMOLED
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S23
- 3900 mAh
- Wired: 25W
- Wireless: 15W
Overall performance score
We compared Redmi K90 and Samsung Galaxy S23, covering their specs and all relevant benchmarks.
Redmi K90 leads Samsung Galaxy S23 by 85.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $398. Redmi K90 was $398 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 notably outperforms the Samsung Galaxy S23 (91/100 vs 75/100).
display
In the "display" category, both devices are on the same level — 82/100.
camera
In the "camera" category, the Samsung Galaxy S23 is a bit better (67/100 vs 58/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy S23 (72/100 vs 29/100).
portability
In the "portability" category, the Samsung Galaxy S23 notably outperforms the Redmi K90 (83/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Samsung Galaxy S23?
The Redmi K90 is noticeably better than the Samsung Galaxy S23 — the overall rating gap is 10 points.
What is the rating of the Redmi K90 and the Samsung Galaxy S23?
The Redmi K90 has a MobileRank rating of 76/100, the Samsung Galaxy S23 — 66/100.
Which has the better camera: the Redmi K90 or the Samsung Galaxy S23?
The Samsung Galaxy S23 leads on camera score (67/100 vs 58/100).
Which is more powerful: the Redmi K90 or the Samsung Galaxy S23?
The Redmi K90 leads on performance (91/100 vs 75/100).
Should you choose the Redmi K90 over the Samsung Galaxy S23?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Samsung Galaxy S23 is a better fit for active users.