Vivo iQOO Z6 (China) vs Vivo Y31d

The Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G, while the Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2. By overall MobileRank rating, the Vivo Y31d leads — 33/100 vs 31/100 (a 2-point difference). Key differences: the Vivo Y31d has the bigger battery (7200 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Vivo iQOO Z6 (China) has NFC for contactless payments, the Vivo Y31d doesn't; the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 219g).

The Vivo Y31d edges out the Vivo iQOO Z6 (China) by just 2 points — the two devices are very close in overall level.
Profile comparison
Category scores
Vivo iQOO Z6 (China)
Performance 0
Display 100
Camera 34
Battery 39
Design 57
Value for money 55
Vivo Y31d
Performance 0
Display 100
Camera 24
Battery 57
Design 26
Value for money 97
What makes Vivo iQOO Z6 (China) better?
  • Faster charging: 80W vs 44W
  • Better main camera: 64MP vs 50MP
  • Lighter: 194g vs 219g

  • Better camera (34/100 vs 24/100)
  • Better design/ergonomics (57/100 vs 26/100)
What makes Vivo Y31d better?
  • Bigger battery: 7200 vs 4500 mAh

  • Longer battery life (57/100 vs 39/100)
  • Better value for money (97/100 vs 55/100)
Comparison verdict

Comparing the Vivo iQOO Z6 (China) vs the Vivo Y31d, the Vivo Y31d scores 2 points higher (33/100 vs 31/100). In the "camera" category, the Vivo iQOO Z6 (China) leads (34/100 vs 24/100). In the "battery" category, the Vivo Y31d leads (57/100 vs 39/100). In the "value for money" category, the Vivo Y31d leads (97/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO Z6 (China) is a bit better (34/100 vs 24/100). In the "battery" category, the Vivo Y31d notably outperforms the Vivo iQOO Z6 (China) (57/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo Y31d (57/100 vs 26/100). In the "value for money" category, the Vivo Y31d significantly outperforms the Vivo iQOO Z6 (China) (97/100 vs 55/100).

Vivo iQOO Z6 (China): The Vivo iQOO Z6 (China) is a better fit for everyday use.
Vivo Y31d: The Vivo Y31d is a better fit for budget-conscious buyers.
Specs comparison
Specification Vivo iQOO Z6 (China) Vivo Y31d
Processor Qualcomm Snapdragon 778G+ 5G Qualcomm Snapdragon 6s 4G Gen 2
AnTuTu 522680
Geekbench Single 489
Geekbench Multi 1532
Display 6.6" IPS LCD 6.8" IPS LCD
Resolution 1080x2388 720x1570
Refresh rate 120 Hz 120 Hz
Battery 4500 mAh 7200 mAh
Charging 80W 44W
Main camera 64 MP 50 MP
Front camera 8 MP 8 MP
RAM 8GB / 12GB 6GB / 8GB
Storage 128GB / 256GB 128GB / 256GB
OS Android 12, Origin OS Ocean Android 16
Brightness (peak) 650 nits 1250 nits
NFC yes no
Protection IP68/IP69
Dimensions 164.0×75.8×8.6 mm 166.6×78.4×8.4 mm
Weight 194 g 219 g
Price $185
Camera comparison
Vivo iQOO Z6 (China)
  • Main: 64MP f/f/1.8
  • Front: 8MP
34
camera
Vivo Y31d
  • Main: 50MP f/f/2.0
  • Front: 8MP
24
camera
Display comparison
Vivo iQOO Z6 (China)
  • 6.6" IPS LCD
  • Resolution: 1080x2388
  • Refresh rate: 120 Hz
100
display
Vivo Y31d
  • 6.8" IPS LCD
  • Resolution: 720x1570
  • Refresh rate: 120 Hz
100
display
Battery and charging
Vivo iQOO Z6 (China)
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Vivo Y31d
  • 7200 mAh
  • Wired: 44W
  • No wireless charging
57
battery
Benchmarks
Price and availability
Vivo iQOO Z6 (China)
Price unknown
Vivo Y31d
$185
Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 0/100.

display

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

camera

In the "camera" category, the Vivo iQOO Z6 (China) is a bit better (34/100 vs 24/100).

battery

In the "battery" category, the Vivo Y31d notably outperforms the Vivo iQOO Z6 (China) (57/100 vs 39/100).

design

In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo Y31d (57/100 vs 26/100).

value for money

In the "value for money" category, the Vivo Y31d significantly outperforms the Vivo iQOO Z6 (China) (97/100 vs 55/100).

Frequently asked questions
Which is better: the Vivo iQOO Z6 (China) or the Vivo Y31d?

The Vivo Y31d edges out the Vivo iQOO Z6 (China) by just 2 points — the two devices are very close in overall level.

What is the rating of the Vivo iQOO Z6 (China) and the Vivo Y31d?

The Vivo iQOO Z6 (China) has a MobileRank rating of 31/100, the Vivo Y31d — 33/100.

Which has the better camera: the Vivo iQOO Z6 (China) or the Vivo Y31d?

The Vivo iQOO Z6 (China) leads on camera score (34/100 vs 24/100).

Should you choose the Vivo iQOO Z6 (China) over the Vivo Y31d?

The Vivo iQOO Z6 (China) is a better fit for everyday use. The Vivo Y31d is a better fit for budget-conscious buyers.