OnePlus 15T vs Xiaomi Mi Mix Alpha
The OnePlus 15T (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi Mi Mix Alpha (2019) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the OnePlus 15T leads — 86/100 vs 52/100 (a 34-point difference). Key differences: the OnePlus 15T has the bigger battery (6400 mAh vs 4050); the main camera is 50 MP vs 108 MP; the OnePlus 15T is faster in AnTuTu (3,927,976 vs 859,084); the OnePlus 15T has NFC for contactless payments, the Xiaomi Mi Mix Alpha doesn't; the OnePlus 15T is noticeably lighter (206g vs 241g).
Profile comparison
Category scores
OnePlus 15T
Xiaomi Mi Mix Alpha
What makes OnePlus 15T better?
- Higher AnTuTu: 3927976 vs 859084
- Better Geekbench Single: 3639 vs 1031
- Better Geekbench Multi: 11047 vs 2864
- Bigger battery: 6400 vs 4050 mAh
- Faster charging: 100W vs 40W
- Lighter: 206g vs 241g
- Higher performance (98/100 vs 55/100)
- Better camera (78/100 vs 56/100)
- Longer battery life (84/100 vs 27/100)
- Better display (89/100 vs 80/100)
- Better portability (51/100 vs 20/100)
What makes Xiaomi Mi Mix Alpha better?
- Better main camera: 108MP vs 50MP
- Overall rating 52/100
Comparison verdict
Comparing the OnePlus 15T vs the Xiaomi Mi Mix Alpha, the OnePlus 15T scores 34 points higher (86/100 vs 52/100). In the "performance" category, the OnePlus 15T leads (98/100 vs 55/100). In the "camera" category, the OnePlus 15T leads (78/100 vs 56/100). In the "battery" category, the OnePlus 15T leads (84/100 vs 27/100). In the "performance" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (98/100 vs 55/100). In the "display" category, the OnePlus 15T is a bit better (89/100 vs 80/100). In the "camera" category, the OnePlus 15T notably outperforms the Xiaomi Mi Mix Alpha (78/100 vs 56/100). In the "battery" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (84/100 vs 27/100). In the "portability" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (51/100 vs 20/100).
Specs comparison
| Specification | OnePlus 15T | Xiaomi Mi Mix Alpha | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 855+ | |
| AnTuTu | 3927976 | 859084 | |
| Geekbench Single | 3639 | 1031 | |
| Geekbench Multi | 11047 | 2864 | |
| Display | 6.8" LTPO AMOLED | 7.9" Flexible Super AMOLED | |
| Resolution | 3168x1440 | 2088x2250 | |
| Refresh rate | 120 Hz | — | |
| Battery | 6400 mAh | 4050 mAh | |
| Charging | 100W | 40W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 50 MP | 20 MP | |
| Telephoto | 50 MP | 12 MP | |
| Front camera | 32 MP | — | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB | 512GB | |
| OS | Android 16 | Android 10 | |
| Brightness (peak) | 3600 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 150.6×71.8×8.4 mm | 154.4×72.3×10.4 mm | |
| Weight | 206 g | 241 g | |
| Launch price | $799 | — |
Camera comparison
OnePlus 15T
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mi Mix Alpha
- Main: 108MP f/1.7
- Ultrawide: 20MP
- Telephoto: 12MP
- Front: —
Display comparison
OnePlus 15T
- 6.8" LTPO AMOLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Xiaomi Mi Mix Alpha
- 7.9" Flexible Super AMOLED
- Resolution: 2088x2250
- Refresh rate: —
Battery and charging
OnePlus 15T
- 6400 mAh
- Wired: 100W
- Wireless: 50W
Xiaomi Mi Mix Alpha
- 4050 mAh
- Wired: 40W
- No wireless charging
Overall performance score
We compared OnePlus 15T and Xiaomi Mi Mix Alpha, covering their specs and all relevant benchmarks.
OnePlus 15T leads Xiaomi Mi Mix Alpha by 357.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi Mi Mix Alpha
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (98/100 vs 55/100).
display
In the "display" category, the OnePlus 15T is a bit better (89/100 vs 80/100).
camera
In the "camera" category, the OnePlus 15T notably outperforms the Xiaomi Mi Mix Alpha (78/100 vs 56/100).
battery
In the "battery" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (84/100 vs 27/100).
portability
In the "portability" category, the OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha (51/100 vs 20/100).
Frequently asked questions
Which is better: the OnePlus 15T or the Xiaomi Mi Mix Alpha?
The OnePlus 15T significantly outperforms the Xiaomi Mi Mix Alpha by 34 points (86/100 vs 52/100).
What is the rating of the OnePlus 15T and the Xiaomi Mi Mix Alpha?
The OnePlus 15T has a MobileRank rating of 86/100, the Xiaomi Mi Mix Alpha — 52/100.
Which has the better camera: the OnePlus 15T or the Xiaomi Mi Mix Alpha?
The OnePlus 15T leads on camera score (78/100 vs 56/100).
Which is more powerful: the OnePlus 15T or the Xiaomi Mi Mix Alpha?
The OnePlus 15T leads on performance (98/100 vs 55/100).
Should you choose the OnePlus 15T over the Xiaomi Mi Mix Alpha?
The OnePlus 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.