Vivo iQOO 15T vs Vivo Y77 (China)

The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y77 (China) (2022) runs on the MediaTek Dimensity 930. By overall MobileRank rating, the Vivo iQOO 15T leads — 75/100 vs 29/100 (a 46-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 4500); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15T has NFC for contactless payments, the Vivo Y77 (China) doesn't; the Vivo Y77 (China) is noticeably lighter (194g vs 216g).

The Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) by 46 points (75/100 vs 29/100).
Profile comparison
Category scores
Vivo iQOO 15T
Performance 82
Display 100
Camera 63
Battery 74
Design 30
Value for money 75
Vivo Y77 (China)
Performance 0
Display 100
Camera 24
Battery 39
Design 57
Value for money 55
What makes Vivo iQOO 15T better?
  • Bigger battery: 8000 vs 4500 mAh
  • Faster charging: 100W vs 80W
  • Better main camera: 200MP vs 50MP
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (82/100 vs 0/100)
  • Better camera (63/100 vs 24/100)
  • Longer battery life (74/100 vs 39/100)
  • Better value for money (75/100 vs 55/100)
What makes Vivo Y77 (China) better?
  • Lighter: 194g vs 216g

  • Better design/ergonomics (57/100 vs 30/100)
Comparison verdict

Comparing the Vivo iQOO 15T vs the Vivo Y77 (China), the Vivo iQOO 15T scores 46 points higher (75/100 vs 29/100). In the "performance" category, the Vivo iQOO 15T leads (82/100 vs 0/100). In the "camera" category, the Vivo iQOO 15T leads (63/100 vs 24/100). In the "battery" category, the Vivo iQOO 15T leads (74/100 vs 39/100). In the "value for money" category, the Vivo iQOO 15T leads (75/100 vs 55/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (82/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (63/100 vs 24/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (74/100 vs 39/100). In the "design" category, the Vivo Y77 (China) notably outperforms the Vivo iQOO 15T (57/100 vs 30/100). In the "value for money" category, the Vivo iQOO 15T notably outperforms the Vivo Y77 (China) (75/100 vs 55/100).

Vivo iQOO 15T: The Vivo iQOO 15T is a better fit for gamers and power users, budget-conscious buyers.
Vivo Y77 (China): The Vivo Y77 (China) is a better fit for everyday use.
Specs comparison
Specification Vivo iQOO 15T Vivo Y77 (China)
Processor MediaTek Dimensity 9500 MediaTek Dimensity 930
AnTuTu 3815522
Geekbench Single 3228
Geekbench Multi 9553
Display 6.8" LTPO AMOLED 6.6" IPS LCD
Resolution 1440x3168 1080x2388
Refresh rate 144 Hz 120 Hz
Battery 8000 mAh 4500 mAh
Charging 100W 80W
Main camera 200 MP 50 MP
Ultrawide 50 MP 0 MP
Front camera 16 MP 8 MP
RAM 12GB / 16GB 6GB / 8GB / 12GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 16 Android 12, Origin OS Ocean
NFC yes no
Protection IP68
Dimensions 164.2×75.8×8.6 mm
Weight 216 g 194 g
Price $499
Camera comparison
Vivo iQOO 15T
  • Main: 200MP f/f/1.8
  • Ultrawide: 50MP
  • Front: 16MP
63
camera
Vivo Y77 (China)
  • Main: 50MP f/f/1.8
  • Front: 8MP
24
camera
Display comparison
Vivo iQOO 15T
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
100
display
Vivo Y77 (China)
  • 6.6" IPS LCD
  • Resolution: 1080x2388
  • Refresh rate: 120 Hz
100
display
Battery and charging
Vivo iQOO 15T
  • 8000 mAh
  • Wired: 100W
  • No wireless charging
74
battery
Vivo Y77 (China)
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Benchmarks
Price and availability
Vivo iQOO 15T
$499
Vivo Y77 (China)
Price unknown
Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (82/100 vs 0/100).

display

In the "display" category, both devices are on the same level — 100/100.

camera

In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (63/100 vs 24/100).

battery

In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) (74/100 vs 39/100).

design

In the "design" category, the Vivo Y77 (China) notably outperforms the Vivo iQOO 15T (57/100 vs 30/100).

value for money

In the "value for money" category, the Vivo iQOO 15T notably outperforms the Vivo Y77 (China) (75/100 vs 55/100).

Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo Y77 (China)?

The Vivo iQOO 15T significantly outperforms the Vivo Y77 (China) by 46 points (75/100 vs 29/100).

What is the rating of the Vivo iQOO 15T and the Vivo Y77 (China)?

The Vivo iQOO 15T has a MobileRank rating of 75/100, the Vivo Y77 (China) — 29/100.

Which has the better camera: the Vivo iQOO 15T or the Vivo Y77 (China)?

The Vivo iQOO 15T leads on camera score (63/100 vs 24/100).

Which is more powerful: the Vivo iQOO 15T or the Vivo Y77 (China)?

The Vivo iQOO 15T leads on performance (82/100 vs 0/100).

Should you choose the Vivo iQOO 15T over the Vivo Y77 (China)?

The Vivo iQOO 15T is a better fit for gamers and power users, budget-conscious buyers. The Vivo Y77 (China) is a better fit for everyday use.