Redmi Note 8T vs Xiaomi 15 Ultra
The Redmi Note 8T (2019) runs on the Qualcomm Snapdragon 665, 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 28/100 (a 57-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 329,457); the Redmi Note 8T is noticeably lighter (190g vs 225g).
Redmi Note 8T
Xiaomi 15 Ultra
- Lighter: 190g vs 225g
- Cheaper at launch: $200 vs $999
- Better portability (59/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 329457
- Better Geekbench Single: 3050 vs 321
- Better Geekbench Multi: 10200 vs 1128
- Bigger battery: 6000 vs 4000 mAh
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Higher performance (92/100 vs 24/100)
- Better camera (87/100 vs 30/100)
- Longer battery life (80/100 vs 25/100)
- Better display (90/100 vs 32/100)
Comparing the Redmi Note 8T vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 57 points higher (85/100 vs 28/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 24/100). 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 25/100). Value score: Redmi Note 8T — 18/100, 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 8T (92/100 vs 24/100). In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (90/100 vs 32/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (87/100 vs 30/100). In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (80/100 vs 25/100). In the "portability" category, the Redmi Note 8T significantly outperforms the Xiaomi 15 Ultra (59/100 vs 29/100).
| Specification | Redmi Note 8T | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 665 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 329457 | 3030376 | |
| Geekbench Single | 321 | 3050 | |
| Geekbench Multi | 1128 | 10200 | |
| Display | 6.3" IPS LCD | 6.7" LTPO AMOLED | |
| Resolution | — | 3200x1440 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 4000 mAh | 6000 mAh | |
| Charging | — | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 13 MP | 32 MP | |
| RAM | 4GB | 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | — | Android 15 / HyperOS 2 | |
| Brightness (peak) | — | 3200 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 161.1×75.4×8.6 mm | 161.3×75.3×9.4 mm | |
| Weight | 190 g | 225 g | |
| Launch price | $200 | $999 |
Redmi Note 8T
- Main: 48MP
- Front: 13MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi Note 8T
- 6.3" IPS LCD
- Refresh rate: 60 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Redmi Note 8T
- 4000 mAh
- No wireless charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Redmi Note 8T and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Redmi Note 8T by 89.1% in our overall performance rating.
Launch price difference: $799. Redmi Note 8T was $799 cheaper at launch.
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (92/100 vs 24/100).
display
In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (90/100 vs 32/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (87/100 vs 30/100).
battery
In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T (80/100 vs 25/100).
portability
In the "portability" category, the Redmi Note 8T significantly outperforms the Xiaomi 15 Ultra (59/100 vs 29/100).
Which is better: the Redmi Note 8T or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Redmi Note 8T by 57 points (85/100 vs 28/100).
What is the rating of the Redmi Note 8T and the Xiaomi 15 Ultra?
The Redmi Note 8T has a MobileRank rating of 28/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Redmi Note 8T or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 30/100).
Which is more powerful: the Redmi Note 8T or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 24/100).
Should you choose the Redmi Note 8T over the Xiaomi 15 Ultra?
The Redmi Note 8T 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.