Vivo iQOO 15 vs Xiaomi 17 Ultra (China)

The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $599 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 86/100 (a 1-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 6800); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 3,740,528).

The Xiaomi 17 Ultra (China) edges out the Vivo iQOO 15 by just 1 points — the two devices are very close in overall level.
Profile comparison
Category scores
Vivo iQOO 15
Performance 94
Display 99
Camera 78
Battery 85
Portability 48
Value for money 84
Xiaomi 17 Ultra (China)
Performance 98
Display 81
Camera 87
Battery 83
Portability 42
Value for money 86
What makes Vivo iQOO 15 better?
  • Bigger battery: 7000 vs 6800 mAh
  • Faster charging: 100W vs 90W
  • Higher refresh rate: 144Hz vs 120Hz
  • Lighter: 215g vs 224g
  • Cheaper at launch: $599 vs $892

  • Longer battery life (85/100 vs 83/100)
  • Better display (99/100 vs 81/100)
  • Better portability (48/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
  • Higher AnTuTu: 3942923 vs 3740528
  • Better Geekbench Single: 3640 vs 3041
  • Better Geekbench Multi: 11033 vs 9494
  • Faster wireless charging: 50W vs 40W

  • Higher performance (98/100 vs 94/100)
  • Better camera (87/100 vs 78/100)
Comparison verdict

Comparing the Vivo iQOO 15 vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 1 points higher (87/100 vs 86/100). Value score: Vivo iQOO 15 — 84/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) and the Vivo iQOO 15 are nearly equal (98/100 vs 94/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Xiaomi 17 Ultra (China) (99/100 vs 81/100). In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 and the Xiaomi 17 Ultra (China) are nearly equal (85/100 vs 83/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 42/100).

Vivo iQOO 15: The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Xiaomi 17 Ultra (China): The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Vivo iQOO 15 Xiaomi 17 Ultra (China)
Processor Qualcomm Snapdragon 8 Elite Snapdragon 8 Elite Gen 5
AnTuTu 3740528 3942923
Geekbench Single 3041 3640
Geekbench Multi 9494 11033
Display 6.8" LTPO AMOLED 6.9" LTPO AMOLED
Resolution 1440x3168 1200x2608
Refresh rate 144 Hz 120 Hz
Battery 7000 mAh 6800 mAh
Charging 100W 90W
Wireless charging 40W 50W
Main camera 50 MP 50 MP
Ultrawide 50 MP 50 MP
Telephoto 50 MP 200 MP
Front camera 32 MP 50 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB / 1TB 512GB / 1TB
OS Android 16 Android 16
Brightness (peak) 6000 nits
NFC yes yes
Protection IP68 IP68/IP69
Dimensions 163.7×76.8×8.1 mm 162.9×77.6×8.3 mm
Weight 215 g 224 g
Launch price $599 $892
Camera comparison
Vivo iQOO 15
  • Main: 50MP f/f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
78
camera
Xiaomi 17 Ultra (China)
  • Main: 50MP f/f/1.7
  • Ultrawide: 50MP
  • Telephoto: 200MP
  • Front: 50MP
87
camera
Display comparison
Vivo iQOO 15
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
99
display
Xiaomi 17 Ultra (China)
  • 6.9" LTPO AMOLED
  • Resolution: 1200x2608
  • Refresh rate: 120 Hz
81
display
Battery and charging
Vivo iQOO 15
  • 7000 mAh
  • NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
  • Wired: 100W
  • Wireless: 40W
85
battery
Xiaomi 17 Ultra (China)
  • 6800 mAh
  • Wired: 90W
  • Wireless: 50W
83
battery
Overall performance score

We compared Vivo iQOO 15 and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.

Vivo iQOO 15 Qualcomm Snapdragon 8 Elite
86/100
3740528 AnTuTu
Xiaomi 17 Ultra (China) Snapdragon 8 Elite Gen 5
87/100 +5.1%
3942923 AnTuTu

Xiaomi 17 Ultra (China) leads Vivo iQOO 15 by 5.1% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Vivo iQOO 15
$599
Xiaomi 17 Ultra (China)
$892

Launch price difference: $293. Vivo iQOO 15 was $293 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Xiaomi 17 Ultra (China) and the Vivo iQOO 15 are nearly equal (98/100 vs 94/100).

display

In the "display" category, the Vivo iQOO 15 notably outperforms the Xiaomi 17 Ultra (China) (99/100 vs 81/100).

camera

In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100).

battery

In the "battery" category, the Vivo iQOO 15 and the Xiaomi 17 Ultra (China) are nearly equal (85/100 vs 83/100).

portability

In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 42/100).

Frequently asked questions
Which is better: the Vivo iQOO 15 or the Xiaomi 17 Ultra (China)?

The Xiaomi 17 Ultra (China) edges out the Vivo iQOO 15 by just 1 points — the two devices are very close in overall level.

What is the rating of the Vivo iQOO 15 and the Xiaomi 17 Ultra (China)?

The Vivo iQOO 15 has a MobileRank rating of 86/100, the Xiaomi 17 Ultra (China) — 87/100.

Which has the better camera: the Vivo iQOO 15 or the Xiaomi 17 Ultra (China)?

The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 78/100).

Should you choose the Vivo iQOO 15 over the Xiaomi 17 Ultra (China)?

The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.