Redmi K50 vs Vivo Y77 (China)

The Redmi K50 (2022) runs on the MediaTek Dimensity 8100, while the Vivo Y77 (China) (2022) runs on the MediaTek Dimensity 930. By overall MobileRank rating, the Redmi K50 leads — 38/100 vs 29/100 (a 9-point difference). Key differences: the Redmi K50 has the bigger battery (5500 mAh vs 4500); the main camera is 48 MP vs 50 MP; the Redmi K50 has NFC for contactless payments, the Vivo Y77 (China) doesn't.

The Redmi K50 edges out the Vivo Y77 (China) by just 9 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K50
Performance 8
Display 100
Camera 31
Battery 54
Design 48
Value for money 88
Vivo Y77 (China)
Performance 0
Display 100
Camera 24
Battery 39
Design 57
Value for money 55
What makes Redmi K50 better?
  • Bigger battery: 5500 vs 4500 mAh

  • Higher performance (8/100 vs 0/100)
  • Better camera (31/100 vs 24/100)
  • Longer battery life (54/100 vs 39/100)
  • Better value for money (88/100 vs 55/100)
What makes Vivo Y77 (China) better?
  • Faster charging: 80W vs 67W
  • Better main camera: 50MP vs 48MP
  • Lighter: 194g vs 201g

  • Better design/ergonomics (57/100 vs 48/100)
Comparison verdict

Comparing the Redmi K50 vs the Vivo Y77 (China), the Redmi K50 scores 9 points higher (38/100 vs 29/100). In the "battery" category, the Redmi K50 leads (54/100 vs 39/100). In the "value for money" category, the Redmi K50 leads (88/100 vs 55/100). In the "performance" category, the Redmi K50 is a bit better (8/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K50 is a bit better (31/100 vs 24/100). In the "battery" category, the Redmi K50 notably outperforms the Vivo Y77 (China) (54/100 vs 39/100). In the "design" category, the Vivo Y77 (China) is a bit better (57/100 vs 48/100). In the "value for money" category, the Redmi K50 significantly outperforms the Vivo Y77 (China) (88/100 vs 55/100).

Redmi K50: The Redmi K50 is a better fit for budget-conscious buyers.
Vivo Y77 (China): The Vivo Y77 (China) is a better fit for everyday use.
Specs comparison
Specification Redmi K50 Vivo Y77 (China)
Processor MediaTek Dimensity 8100 MediaTek Dimensity 930
AnTuTu 1089139
Geekbench Single 1139
Geekbench Multi 3842
Display 6.7" AMOLED 6.6" IPS LCD
Resolution 3200x1440 1080x2388
Refresh rate 120 Hz 120 Hz
Battery 5500 mAh 4500 mAh
Charging 67W 80W
Main camera 48 MP 50 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 8 MP
RAM 8GB / 12GB 6GB / 8GB / 12GB
Storage 128GB / 256GB / 512GB 128GB / 256GB
OS Android 12 Android 12, Origin OS Ocean
Brightness (peak) 1200 nits
NFC yes no
Protection IP53
Dimensions 163.1×76.2×8.5 mm 164.2×75.8×8.6 mm
Weight 201 g 194 g
Price $310
Camera comparison
Redmi K50
  • Main: 48MP f/1.79
  • Ultrawide: 8MP
  • Front: 20MP
31
camera
Vivo Y77 (China)
  • Main: 50MP f/f/1.8
  • Front: 8MP
24
camera
Display comparison
Redmi K50
  • 6.7" AMOLED
  • Resolution: 3200x1440
  • Refresh rate: 120 Hz
100
display
Vivo Y77 (China)
  • 6.6" IPS LCD
  • Resolution: 1080x2388
  • Refresh rate: 120 Hz
100
display
Battery and charging
Redmi K50
  • 5500 mAh
  • Wired: 67W
  • No wireless charging
54
battery
Vivo Y77 (China)
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Benchmarks
Price and availability
Redmi K50
$310
Vivo Y77 (China)
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K50 is a bit better (8/100 vs 0/100).

display

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

camera

In the "camera" category, the Redmi K50 is a bit better (31/100 vs 24/100).

battery

In the "battery" category, the Redmi K50 notably outperforms the Vivo Y77 (China) (54/100 vs 39/100).

design

In the "design" category, the Vivo Y77 (China) is a bit better (57/100 vs 48/100).

value for money

In the "value for money" category, the Redmi K50 significantly outperforms the Vivo Y77 (China) (88/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K50 or the Vivo Y77 (China)?

The Redmi K50 edges out the Vivo Y77 (China) by just 9 points — the two devices are very close in overall level.

What is the rating of the Redmi K50 and the Vivo Y77 (China)?

The Redmi K50 has a MobileRank rating of 38/100, the Vivo Y77 (China) — 29/100.

Which has the better camera: the Redmi K50 or the Vivo Y77 (China)?

The Redmi K50 leads on camera score (31/100 vs 24/100).

Which is more powerful: the Redmi K50 or the Vivo Y77 (China)?

The Redmi K50 leads on performance (8/100 vs 0/100).

Should you choose the Redmi K50 over the Vivo Y77 (China)?

The Redmi K50 is a better fit for budget-conscious buyers. The Vivo Y77 (China) is a better fit for everyday use.