OnePlus Ace 6 vs Xiaomi Mi Mix Alpha

The OnePlus Ace 6 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi Mi Mix Alpha (2019) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the OnePlus Ace 6 leads — 65/100 vs 18/100 (a 47-point difference). Key differences: the OnePlus Ace 6 has the bigger battery (7800 mAh vs 4050); the main camera is 50 MP vs 108 MP; the OnePlus Ace 6 is faster in AnTuTu (3,391,399 vs 859,084); the OnePlus Ace 6 has NFC for contactless payments, the Xiaomi Mi Mix Alpha doesn't; the OnePlus Ace 6 is noticeably lighter (213g vs 241g).

The OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha by 47 points (65/100 vs 18/100).
Profile comparison
Category scores
OnePlus Ace 6
Performance 73
Display 100
Camera 31
Battery 79
Design 33
Value for money 82
Xiaomi Mi Mix Alpha
Performance 2
Display 0
Camera 48
Battery 18
Design 0
Value for money 55
What makes OnePlus Ace 6 better?
  • Higher AnTuTu: 3391399 vs 859084
  • Better Geekbench Single: 3050 vs 1031
  • Better Geekbench Multi: 9300 vs 2864
  • Bigger battery: 7800 vs 4050 mAh
  • Faster charging: 120W vs 40W
  • Lighter: 213g vs 241g

  • Higher performance (73/100 vs 2/100)
  • Longer battery life (79/100 vs 18/100)
  • Better display (100/100 vs 0/100)
  • Better design/ergonomics (33/100 vs 0/100)
  • Better value for money (82/100 vs 55/100)
What makes Xiaomi Mi Mix Alpha better?
  • Better main camera: 108MP vs 50MP

  • Better camera (48/100 vs 31/100)
Comparison verdict

Comparing the OnePlus Ace 6 vs the Xiaomi Mi Mix Alpha, the OnePlus Ace 6 scores 47 points higher (65/100 vs 18/100). In the "performance" category, the OnePlus Ace 6 leads (73/100 vs 2/100). In the "camera" category, the Xiaomi Mi Mix Alpha leads (48/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 leads (79/100 vs 18/100). In the "value for money" category, the OnePlus Ace 6 leads (82/100 vs 55/100). In the "performance" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (73/100 vs 2/100). In the "display" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (100/100 vs 0/100). In the "camera" category, the Xiaomi Mi Mix Alpha notably outperforms the OnePlus Ace 6 (48/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (79/100 vs 18/100). In the "design" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (33/100 vs 0/100). In the "value for money" category, the OnePlus Ace 6 notably outperforms the Xiaomi Mi Mix Alpha (82/100 vs 55/100).

OnePlus Ace 6: The OnePlus Ace 6 is a better fit for active users, those who care about battery life, budget-conscious buyers.
Xiaomi Mi Mix Alpha: The Xiaomi Mi Mix Alpha is a better fit for everyday use.
Specs comparison
Specification OnePlus Ace 6 Xiaomi Mi Mix Alpha
Processor Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 855+
AnTuTu 3391399 859084
Geekbench Single 3050 1031
Geekbench Multi 9300 2864
Display 6.8" OLED 7.9" Flexible Super AMOLED
Resolution 2800x1272 2088x2250
Refresh rate 165 Hz
Battery 7800 mAh 4050 mAh
Charging 120W 40W
Main camera 50 MP 108 MP
Ultrawide 8 MP 20 MP
Telephoto 0 MP 12 MP
Front camera 16 MP
RAM 12GB / 16GB 12GB
Storage 256GB / 512GB / 1TB 512GB
OS Android 15 Android 10
Brightness (peak) 1800 nits
NFC yes no
Protection IP68
Dimensions 163.4×77.0×8.3 mm 154.4×72.3×10.4 mm
Weight 213 g 241 g
Price $399
Camera comparison
OnePlus Ace 6
  • Main: 50MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 16MP
31
camera
Xiaomi Mi Mix Alpha
  • Main: 108MP f/f/1.7
  • Ultrawide: 20MP
  • Telephoto: 12MP
  • Front: —
48
camera
Display comparison
OnePlus Ace 6
  • 6.8" OLED
  • Resolution: 2800x1272
  • Refresh rate: 165 Hz
100
display
Xiaomi Mi Mix Alpha
  • 7.9" Flexible Super AMOLED
  • Resolution: 2088x2250
  • Refresh rate: —
0
display
Battery and charging
OnePlus Ace 6
  • 7800 mAh
  • Wired: 120W
  • No wireless charging
79
battery
Xiaomi Mi Mix Alpha
  • 4050 mAh
  • Wired: 40W
  • No wireless charging
18
battery
Overall performance score

We compared OnePlus Ace 6 and Xiaomi Mi Mix Alpha, covering their specs and all relevant benchmarks.

OnePlus Ace 6 Qualcomm Snapdragon 8 Elite
65/100
3391399 AnTuTu
Xiaomi Mi Mix Alpha Qualcomm Snapdragon 855+
18/100 -294.8%
859084 AnTuTu

OnePlus Ace 6 leads Xiaomi Mi Mix Alpha by 294.8% in our overall performance rating.

Benchmarks
Price and availability
OnePlus Ace 6
$399
Xiaomi Mi Mix Alpha
Price unknown
Detailed category analysis
performance

In the "performance" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (73/100 vs 2/100).

display

In the "display" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (100/100 vs 0/100).

camera

In the "camera" category, the Xiaomi Mi Mix Alpha notably outperforms the OnePlus Ace 6 (48/100 vs 31/100).

battery

In the "battery" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (79/100 vs 18/100).

design

In the "design" category, the OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha (33/100 vs 0/100).

value for money

In the "value for money" category, the OnePlus Ace 6 notably outperforms the Xiaomi Mi Mix Alpha (82/100 vs 55/100).

Frequently asked questions
Which is better: the OnePlus Ace 6 or the Xiaomi Mi Mix Alpha?

The OnePlus Ace 6 significantly outperforms the Xiaomi Mi Mix Alpha by 47 points (65/100 vs 18/100).

What is the rating of the OnePlus Ace 6 and the Xiaomi Mi Mix Alpha?

The OnePlus Ace 6 has a MobileRank rating of 65/100, the Xiaomi Mi Mix Alpha — 18/100.

Which has the better camera: the OnePlus Ace 6 or the Xiaomi Mi Mix Alpha?

The Xiaomi Mi Mix Alpha leads on camera score (48/100 vs 31/100).

Which is more powerful: the OnePlus Ace 6 or the Xiaomi Mi Mix Alpha?

The OnePlus Ace 6 leads on performance (73/100 vs 2/100).

Should you choose the OnePlus Ace 6 over the Xiaomi Mi Mix Alpha?

The OnePlus Ace 6 is a better fit for active users, those who care about battery life, budget-conscious buyers. The Xiaomi Mi Mix Alpha is a better fit for everyday use.