Redmi Note 12 vs Xiaomi 15 Ultra
The Redmi Note 12 (2023) runs on the Qualcomm Snapdragon 685, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $200 and $999. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 43/100 (a 42-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 5000); the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 467,392); per DXOMark lab testing, the Xiaomi 15 Ultra has the stronger camera (159 vs 63); the Redmi Note 12 is noticeably lighter (188g vs 225g).
Redmi Note 12
Xiaomi 15 Ultra
- Lighter: 188g vs 225g
- Cheaper at launch: $200 vs $999
- Better portability (72/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 467392
- Better Geekbench Single: 3050 vs 466
- Better Geekbench Multi: 10200 vs 1396
- Bigger battery: 6000 vs 5000 mAh
- Higher performance (92/100 vs 33/100)
- Better camera (87/100 vs 13/100)
- Longer battery life (80/100 vs 66/100)
- Better display (90/100 vs 85/100)
Comparing the Redmi Note 12 vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 42 points higher (85/100 vs 43/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 33/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 13/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 66/100). Value score: Redmi Note 12 — 48/100, Xiaomi 15 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 12 (92/100 vs 33/100). In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 85/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 12 (87/100 vs 13/100). In the "battery" category, the Xiaomi 15 Ultra is a bit better (80/100 vs 66/100). In the "portability" category, the Redmi Note 12 significantly outperforms the Xiaomi 15 Ultra (72/100 vs 29/100).
| Specification | Redmi Note 12 | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 467392 | 3030376 | |
| Geekbench Single | 466 | 3050 | |
| Geekbench Multi | 1396 | 10200 | |
| Display | 6.7" AMOLED | 6.7" LTPO AMOLED | |
| Resolution | — | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | — | 90W | |
| Wireless charging | — | 50W | |
| DXOMark (camera) | 63 | 159 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 13 MP | 32 MP | |
| RAM | 4GB / 6GB / 8GB | 16GB | |
| Storage | 64GB / 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | — | Android 15 / HyperOS 2 | |
| Brightness (peak) | — | 3200 nits | |
| NFC | — | yes | |
| Protection | — | IP68 | |
| Dimensions | — | 161.3×75.3×9.4 mm | |
| Weight | 188 g | 225 g | |
| Launch price | $200 | $999 |
Redmi Note 12
- Main: 50MP
- Front: 13MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi Note 12
- 6.7" AMOLED
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Redmi Note 12
- 5000 mAh
- Wireless charging: no data
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Redmi Note 12 and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Redmi Note 12 by 84.6% in our overall performance rating.
Launch price difference: $799. Redmi Note 12 was $799 cheaper at launch.
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 12 (92/100 vs 33/100).
display
In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 85/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 12 (87/100 vs 13/100).
battery
In the "battery" category, the Xiaomi 15 Ultra is a bit better (80/100 vs 66/100).
portability
In the "portability" category, the Redmi Note 12 significantly outperforms the Xiaomi 15 Ultra (72/100 vs 29/100).
Which is better: the Redmi Note 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Redmi Note 12 by 42 points (85/100 vs 43/100).
What is the rating of the Redmi Note 12 and the Xiaomi 15 Ultra?
The Redmi Note 12 has a MobileRank rating of 43/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Redmi Note 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 13/100).
Which is more powerful: the Redmi Note 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 33/100).
Should you choose the Redmi Note 12 over the Xiaomi 15 Ultra?
The Redmi Note 12 is a better fit for everyday use. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.