Vivo iQOO 15 vs Xiaomi Black Shark GS3

Comparing the Vivo iQOO 15 (2025) and the Xiaomi Black Shark GS3 (2025) on specs and benchmarks. By overall MobileRank rating, the Vivo iQOO 15 leads — 77/100 vs 5/100 (a 72-point difference). Key differences: the Vivo iQOO 15 has NFC for contactless payments, the Xiaomi Black Shark GS3 doesn't.

The Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 by 72 points (77/100 vs 5/100).
Profile comparison
Category scores
Vivo iQOO 15
Performance 78
Display 100
Camera 74
Battery 77
Design 31
Value for money 69
Xiaomi Black Shark GS3
Performance 0
Display 0
Camera 0
Battery 0
Design 50
Value for money 55
What makes Vivo iQOO 15 better?

  • Higher performance (78/100 vs 0/100)
  • Better camera (74/100 vs 0/100)
  • Longer battery life (77/100 vs 0/100)
  • Better display (100/100 vs 0/100)
  • Better value for money (69/100 vs 55/100)
What makes Xiaomi Black Shark GS3 better?

  • Better design/ergonomics (50/100 vs 31/100)
Comparison verdict

Comparing the Vivo iQOO 15 vs the Xiaomi Black Shark GS3, the Vivo iQOO 15 scores 72 points higher (77/100 vs 5/100). In the "performance" category, the Vivo iQOO 15 leads (78/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 leads (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 leads (77/100 vs 0/100). In the "value for money" category, the Vivo iQOO 15 leads (69/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (78/100 vs 0/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (100/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (77/100 vs 0/100). In the "design" category, the Xiaomi Black Shark GS3 notably outperforms the Vivo iQOO 15 (50/100 vs 31/100). In the "value for money" category, the Vivo iQOO 15 is a bit better (69/100 vs 55/100).

Vivo iQOO 15: The Vivo iQOO 15 is a better fit for active users, those who care about battery life.
Xiaomi Black Shark GS3: The Xiaomi Black Shark GS3 is a better fit for everyday use.
Specs comparison
Specification Vivo iQOO 15 Xiaomi Black Shark GS3
Processor Qualcomm Snapdragon 8 Elite
AnTuTu 3740528
Geekbench Single 3050
Geekbench Multi 9300
Display 6.8" LTPO AMOLED 1.4" AMOLED
Resolution 1440x3168 466x466
Refresh rate 144 Hz
Battery 7000 mAh
Charging 100W
Wireless charging 40W 0W
Main camera 50 MP
Ultrawide 50 MP 0 MP
Telephoto 50 MP 0 MP
Front camera 32 MP
RAM 12GB / 16GB
Storage 256GB / 512GB / 1TB
OS Android 16
Brightness (peak) 6000 nits 600 nits
NFC yes no
Protection IP68 IP68
Dimensions 163.7×76.8×8.1 mm
Weight 215 g
Price $599
Camera comparison
Vivo iQOO 15
  • Main: 50MP f/f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
74
camera
Xiaomi Black Shark GS3
  • Main: —
  • Front: —
0
camera
Display comparison
Vivo iQOO 15
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
100
display
Xiaomi Black Shark GS3
  • 1.4" AMOLED
  • Resolution: 466x466
  • Refresh rate: —
0
display
Battery and charging
Vivo iQOO 15
  • 7000 mAh
  • NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
  • Wired: 100W
  • Wireless: 40W
77
battery
Xiaomi Black Shark GS3
  • No wireless charging
0
battery
Benchmarks
Price and availability
Vivo iQOO 15
$599
Xiaomi Black Shark GS3
Price unknown
Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (78/100 vs 0/100).

display

In the "display" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (100/100 vs 0/100).

camera

In the "camera" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (74/100 vs 0/100).

battery

In the "battery" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 (77/100 vs 0/100).

design

In the "design" category, the Xiaomi Black Shark GS3 notably outperforms the Vivo iQOO 15 (50/100 vs 31/100).

value for money

In the "value for money" category, the Vivo iQOO 15 is a bit better (69/100 vs 55/100).

Frequently asked questions
Which is better: the Vivo iQOO 15 or the Xiaomi Black Shark GS3?

The Vivo iQOO 15 significantly outperforms the Xiaomi Black Shark GS3 by 72 points (77/100 vs 5/100).

What is the rating of the Vivo iQOO 15 and the Xiaomi Black Shark GS3?

The Vivo iQOO 15 has a MobileRank rating of 77/100, the Xiaomi Black Shark GS3 — 5/100.

Which has the better camera: the Vivo iQOO 15 or the Xiaomi Black Shark GS3?

The Vivo iQOO 15 leads on camera score (74/100 vs 0/100).

Which is more powerful: the Vivo iQOO 15 or the Xiaomi Black Shark GS3?

The Vivo iQOO 15 leads on performance (78/100 vs 0/100).

Should you choose the Vivo iQOO 15 over the Xiaomi Black Shark GS3?

The Vivo iQOO 15 is a better fit for active users, those who care about battery life. The Xiaomi Black Shark GS3 is a better fit for everyday use.