Redmi 12 vs Xiaomi 15 Ultra
The Redmi 12 (2023) runs on the MediaTek Helio G88, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $150 and $999. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 39/100 (a 46-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 362,744); the Redmi 12 is noticeably lighter (198g vs 225g).
Redmi 12
Xiaomi 15 Ultra
- Lighter: 198g vs 225g
- Cheaper at launch: $150 vs $999
- Better portability (61/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 362744
- Better Geekbench Single: 3050 vs 430
- Better Geekbench Multi: 10200 vs 1375
- Bigger battery: 6000 vs 5000 mAh
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (92/100 vs 29/100)
- Better camera (87/100 vs 30/100)
- Longer battery life (80/100 vs 66/100)
- Better display (90/100 vs 48/100)
- Better value for money (82/100 vs 54/100)
Comparing the Redmi 12 vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 46 points higher (85/100 vs 39/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 29/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 30/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 66/100). In the "value for money" category, the Xiaomi 15 Ultra leads (82/100 vs 54/100). In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (92/100 vs 29/100). In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (90/100 vs 48/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (87/100 vs 30/100). In the "battery" category, the Xiaomi 15 Ultra is a bit better (80/100 vs 66/100). In the "portability" category, the Redmi 12 significantly outperforms the Xiaomi 15 Ultra (61/100 vs 29/100). In the "value for money" category, the Xiaomi 15 Ultra notably outperforms the Redmi 12 (82/100 vs 54/100).
| Specification | Redmi 12 | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G88 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 362744 | 3030376 | |
| Geekbench Single | 430 | 3050 | |
| Geekbench Multi | 1375 | 10200 | |
| Display | 6.8" IPS LCD | 6.7" LTPO AMOLED | |
| Resolution | — | 3200x1440 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | — | 90W | |
| Wireless charging | — | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 8GB | 16GB | |
| Storage | 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 | 198 g | 225 g | |
| Launch price | $150 | $999 |
Redmi 12
- Main: 50MP
- Front: 8MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi 12
- 6.8" IPS LCD
- Refresh rate: 90 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Redmi 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 12 and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Redmi 12 by 88.0% in our overall performance rating.
Launch price difference: $849. Redmi 12 was $849 cheaper at launch.
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (92/100 vs 29/100).
display
In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (90/100 vs 48/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi 12 (87/100 vs 30/100).
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 12 significantly outperforms the Xiaomi 15 Ultra (61/100 vs 29/100).
value for money
In the "value for money" category, the Xiaomi 15 Ultra notably outperforms the Redmi 12 (82/100 vs 54/100).
Which is better: the Redmi 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Redmi 12 by 46 points (85/100 vs 39/100).
What is the rating of the Redmi 12 and the Xiaomi 15 Ultra?
The Redmi 12 has a MobileRank rating of 39/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Redmi 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 30/100).
Which is more powerful: the Redmi 12 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 29/100).
Should you choose the Redmi 12 over the Xiaomi 15 Ultra?
The Redmi 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.