Vivo iQOO 15 Ultra vs Xiaomi 12

The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 12 (2022) runs on the Qualcomm Snapdragon 8 Gen 1; launch prices were $799 and $750. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 64/100 (a 25-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4500); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 1,322,176); the Xiaomi 12 is noticeably lighter (180g vs 227g).

The Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 by 25 points (89/100 vs 64/100).

Profile comparison

Category scores

Vivo iQOO 15 Ultra

Performance 99
Display 99
Camera 78
Battery 92
Portability 35
Value for money 92

Xiaomi 12

Performance 68
Display 82
Camera 52
Battery 57
Portability 69
Value for money 42

What makes Vivo iQOO 15 Ultra better?

  • Higher AnTuTu: 4602290 vs 1322176
  • Better Geekbench Single: 3639 vs 1662
  • Better Geekbench Multi: 11047 vs 4188
  • Bigger battery: 7400 vs 4500 mAh
  • Faster charging: 120W vs 67W
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (99/100 vs 68/100)
  • Better camera (78/100 vs 52/100)
  • Longer battery life (92/100 vs 57/100)
  • Better display (99/100 vs 82/100)

What makes Xiaomi 12 better?

  • Lighter: 180g vs 227g
  • Cheaper at launch: $750 vs $799

  • Better portability (69/100 vs 35/100)

Comparison verdict

Comparing the Vivo iQOO 15 Ultra vs the Xiaomi 12, the Vivo iQOO 15 Ultra scores 25 points higher (89/100 vs 64/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 68/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 52/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 57/100). Value score: Vivo iQOO 15 Ultra — 92/100, Xiaomi 12 — 42/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 (99/100 vs 68/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 12 (99/100 vs 82/100). In the "camera" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 12 (78/100 vs 52/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 (92/100 vs 57/100). In the "portability" category, the Xiaomi 12 significantly outperforms the Vivo iQOO 15 Ultra (69/100 vs 35/100).

Vivo iQOO 15 Ultra: The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Xiaomi 12: The Xiaomi 12 is a better fit for active users.

Specs comparison

Specification Vivo iQOO 15 Ultra Xiaomi 12
Processor Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Gen 1
AnTuTu 4602290 1322176
Geekbench Single 3639 1662
Geekbench Multi 11047 4188
Display 6.8" LTPO AMOLED 6.3" AMOLED
Resolution 1440x3168 2400x1080
Refresh rate 144 Hz 120 Hz
Battery 7400 mAh 4500 mAh
Charging 120W 67W
Wireless charging 50W 50W
DXOMark (camera) — 113
Main camera 50 MP 50 MP
Ultrawide 50 MP 13 MP
Telephoto 50 MP 0 MP
Front camera 32 MP 32 MP
RAM 12GB / 16GB / 24GB 8GB / 12GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 16 Android 12
Brightness (peak) 8000 nits 1100 nits
NFC yes yes
Protection IP68 —
Dimensions 163.7×76.8×8.7 mm 152.7×69.9×8.2 mm
Weight 227 g 180 g
Launch price $799 $750

Camera comparison

Vivo iQOO 15 Ultra

  • Main: 50MP f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
78
camera

Xiaomi 12

  • Main: 50MP f/1.88
  • Ultrawide: 13MP
  • Front: 32MP
52
camera

Display comparison

Vivo iQOO 15 Ultra

  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
99
display

Xiaomi 12

  • 6.3" AMOLED
  • Resolution: 2400x1080
  • Refresh rate: 120 Hz
82
display

Battery and charging

Vivo iQOO 15 Ultra

  • 7400 mAh
  • Wired: 120W
  • Wireless: 50W
92
battery

Xiaomi 12

  • 4500 mAh
  • Wired: 67W
  • Wireless: 50W
57
battery

Overall performance score

We compared Vivo iQOO 15 Ultra and Xiaomi 12, covering their specs and all relevant benchmarks.

Vivo iQOO 15 Ultra Qualcomm Snapdragon 8 Elite Gen 5
89/100
4602290 AnTuTu
Xiaomi 12 Qualcomm Snapdragon 8 Gen 1
64/100 -248.1%
1322176 AnTuTu

Vivo iQOO 15 Ultra leads Xiaomi 12 by 248.1% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Vivo iQOO 15 Ultra

$799

Xiaomi 12

$750

Launch price difference: $49. Xiaomi 12 was $49 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 (99/100 vs 68/100).

display

In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 12 (99/100 vs 82/100).

camera

In the "camera" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 12 (78/100 vs 52/100).

battery

In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 (92/100 vs 57/100).

portability

In the "portability" category, the Xiaomi 12 significantly outperforms the Vivo iQOO 15 Ultra (69/100 vs 35/100).

Frequently asked questions

Which is better: the Vivo iQOO 15 Ultra or the Xiaomi 12?

The Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 12 by 25 points (89/100 vs 64/100).

What is the rating of the Vivo iQOO 15 Ultra and the Xiaomi 12?

The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Xiaomi 12 — 64/100.

Which has the better camera: the Vivo iQOO 15 Ultra or the Xiaomi 12?

The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 52/100).

Which is more powerful: the Vivo iQOO 15 Ultra or the Xiaomi 12?

The Vivo iQOO 15 Ultra leads on performance (99/100 vs 68/100).

Should you choose the Vivo iQOO 15 Ultra over the Xiaomi 12?

The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 12 is a better fit for active users.