Redmi K90 Ultra vs Redmi Note 12R
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi Note 12R (2023) runs on the Qualcomm Snapdragon 4 Gen 2. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 43/100 (a 30-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 568,395); the Redmi Note 12R is noticeably lighter (199g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Redmi Note 12R
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 568395
- Better Geekbench Single: 3013 vs 915
- Better Geekbench Multi: 9287 vs 2115
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 18W
- Higher refresh rate: 165Hz vs 90Hz
- Higher performance (92/100 vs 46/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (78/100 vs 43/100)
- Better display (94/100 vs 54/100)
What makes Redmi Note 12R better?
- Lighter: 199g vs 227g
- Better portability (57/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Redmi Note 12R, the Redmi K90 Ultra scores 30 points higher (73/100 vs 43/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 46/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 43/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (92/100 vs 46/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (94/100 vs 54/100). In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (78/100 vs 43/100). In the "portability" category, the Redmi Note 12R notably outperforms the Redmi K90 Ultra (57/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Redmi Note 12R | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 4 Gen 2 | |
| AnTuTu | 3233695 | 568395 | |
| Geekbench Single | 3013 | 915 | |
| Geekbench Multi | 9287 | 2115 | |
| Display | 6.8" AMOLED | 6.8" IPS LCD | |
| Resolution | 1280x2772 | 1080x2460 | |
| Refresh rate | 165 Hz | 90 Hz | |
| Battery | 8550 mAh | 5000 mAh | |
| Charging | 100W | 18W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 13, MIUI 14 | |
| Brightness (peak) | 3500 nits | 550 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP53 | |
| Dimensions | 162.9×77.9×8.2 mm | 168.6×76.3×8.2 mm | |
| Weight | 227 g | 199 g | |
| Launch price | $420 | — |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Redmi Note 12R
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Redmi Note 12R
- 6.8" IPS LCD
- Resolution: 1080x2460
- Refresh rate: 90 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Redmi Note 12R
- 5000 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Redmi K90 Ultra and Redmi Note 12R, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi Note 12R by 468.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi Note 12R
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (92/100 vs 46/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (94/100 vs 54/100).
camera
In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 12R (78/100 vs 43/100).
portability
In the "portability" category, the Redmi Note 12R notably outperforms the Redmi K90 Ultra (57/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Redmi Note 12R?
The Redmi K90 Ultra significantly outperforms the Redmi Note 12R by 30 points (73/100 vs 43/100).
What is the rating of the Redmi K90 Ultra and the Redmi Note 12R?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Redmi Note 12R — 43/100.
Which has the better camera: the Redmi K90 Ultra or the Redmi Note 12R?
The Redmi K90 Ultra leads on camera score (37/100 vs 30/100).
Which is more powerful: the Redmi K90 Ultra or the Redmi Note 12R?
The Redmi K90 Ultra leads on performance (92/100 vs 46/100).
Should you choose the Redmi K90 Ultra over the Redmi Note 12R?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.