Vivo iQOO 15 vs Xiaomi Mi Mix 3 5G
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi Mi Mix 3 5G (2019) runs on the Qualcomm Snapdragon 855. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 44/100 (a 42-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 3800); the main camera is 50 MP vs 12 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 824,513).
Vivo iQOO 15
Xiaomi Mi Mix 3 5G
- Higher AnTuTu: 3740528 vs 824513
- Better Geekbench Single: 3041 vs 968
- Better Geekbench Multi: 9494 vs 2731
- Bigger battery: 7000 vs 3800 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 12MP
- Faster wireless charging: 40W vs 10W
- Lighter: 215g vs 225g
- Higher performance (94/100 vs 54/100)
- Better camera (78/100 vs 20/100)
- Longer battery life (85/100 vs 25/100)
- Better display (99/100 vs 83/100)
- Better portability (48/100 vs 38/100)
- Overall rating 44/100
Comparing the Vivo iQOO 15 vs the Xiaomi Mi Mix 3 5G, the Vivo iQOO 15 scores 42 points higher (86/100 vs 44/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 54/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 20/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 25/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (94/100 vs 54/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Xiaomi Mi Mix 3 5G (99/100 vs 83/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (78/100 vs 20/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (85/100 vs 25/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 38/100).
| Specification | Vivo iQOO 15 | Xiaomi Mi Mix 3 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855 | |
| AnTuTu | 3740528 | 824513 | |
| Geekbench Single | 3041 | 968 | |
| Geekbench Multi | 9494 | 2731 | |
| Display | 6.8" LTPO AMOLED | 6.4" Super AMOLED | |
| Resolution | 1440x3168 | 1080x2340 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 3800 mAh | |
| Charging | 100W | 18W | |
| Wireless charging | 40W | 10W | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 12 MP | |
| Front camera | 32 MP | 24 MP | |
| RAM | 12GB / 16GB | 6GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 9.0 (Pie); MIUI 10 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 157.9×74.7×8.5 mm | |
| Weight | 215 g | 225 g | |
| Launch price | $599 | — |
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mi Mix 3 5G
- Main: 12MP f/f/1.8
- Telephoto: 12MP
- Front: 24MP
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi Mi Mix 3 5G
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Xiaomi Mi Mix 3 5G
- 3800 mAh
- Wired: 18W
- Wireless: 10W
We compared Vivo iQOO 15 and Xiaomi Mi Mix 3 5G, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Xiaomi Mi Mix 3 5G by 353.7% in our overall performance rating.
Xiaomi Mi Mix 3 5G
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (94/100 vs 54/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Xiaomi Mi Mix 3 5G (99/100 vs 83/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (78/100 vs 20/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G (85/100 vs 25/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 38/100).
Which is better: the Vivo iQOO 15 or the Xiaomi Mi Mix 3 5G?
The Vivo iQOO 15 significantly outperforms the Xiaomi Mi Mix 3 5G by 42 points (86/100 vs 44/100).
What is the rating of the Vivo iQOO 15 and the Xiaomi Mi Mix 3 5G?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Xiaomi Mi Mix 3 5G — 44/100.
Which has the better camera: the Vivo iQOO 15 or the Xiaomi Mi Mix 3 5G?
The Vivo iQOO 15 leads on camera score (78/100 vs 20/100).
Which is more powerful: the Vivo iQOO 15 or the Xiaomi Mi Mix 3 5G?
The Vivo iQOO 15 leads on performance (94/100 vs 54/100).
Should you choose the Vivo iQOO 15 over the Xiaomi Mi Mix 3 5G?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi Mi Mix 3 5G is a better fit for everyday use.