Vivo iQOO Z7 vs Vivo V21s

The Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920, while the Vivo V21s (2022) runs on the MediaTek Dimensity 800U. By overall MobileRank rating, the Vivo V21s leads — 27/100 vs 26/100 (a 1-point difference). Key differences: the Vivo iQOO Z7 has the bigger battery (4500 mAh vs 4000); the Vivo V21s has NFC for contactless payments, the Vivo iQOO Z7 doesn't.

The Vivo V21s edges out the Vivo iQOO Z7 by just 1 points — the two devices are very close in overall level.
Profile comparison
Category scores
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
Vivo V21s
Performance 0
Display 50
Camera 50
Battery 15
Design 80
Value for money 55
What makes Vivo iQOO Z7 better?
  • Bigger battery: 4500 vs 4000 mAh
  • Faster charging: 44W vs 33W
  • Lighter: 173g vs 176g

  • Longer battery life (30/100 vs 15/100)
  • Better design/ergonomics (83/100 vs 80/100)
What makes Vivo V21s better?

  • Better camera (50/100 vs 37/100)
Comparison verdict

Comparing the Vivo iQOO Z7 vs the Vivo V21s, the Vivo V21s scores 1 points higher (27/100 vs 26/100). In the "camera" category, the Vivo V21s leads (50/100 vs 37/100). In the "battery" category, the Vivo iQOO Z7 leads (30/100 vs 15/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 50/100. In the "camera" category, the Vivo V21s is a bit better (50/100 vs 37/100). In the "battery" category, the Vivo iQOO Z7 notably outperforms the Vivo V21s (30/100 vs 15/100). In the "design" category, the Vivo iQOO Z7 and the Vivo V21s are nearly equal (83/100 vs 80/100). In the "value for money" category, both devices are on the same level — 55/100.

Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Vivo V21s: The Vivo V21s is a better fit for everyday use.
Specs comparison
Specification Vivo iQOO Z7 Vivo V21s
Processor MediaTek Dimensity 920 MediaTek Dimensity 800U
AnTuTu 551706
Geekbench Single 752
Geekbench Multi 1836
Display 6.4" AMOLED 6.4" AMOLED
Resolution 1080x2400 1080x2404
Refresh rate 90 Hz 90 Hz
Battery 4500 mAh 4000 mAh
Charging 44W 33W
Main camera 64 MP 64 MP
Ultrawide 0 MP 8 MP
Front camera 16 MP 44 MP
RAM 6GB / 8GB 8GB
Storage 128GB 128GB
OS Android 13, Funtouch 13 Android 12, Funtouch 12
Brightness (peak) 1300 nits 800 nits
NFC no yes
Protection IP54
Dimensions 158.9×73.5×7.8 mm 159.7×73.9×7.3 mm
Weight 173 g 176 g
Price
Camera comparison
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Vivo V21s
  • Main: 64MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 44MP
50
camera
Display comparison
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Vivo V21s
  • 6.4" AMOLED
  • Resolution: 1080x2404
  • Refresh rate: 90 Hz
50
display
Battery and charging
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Vivo V21s
  • 4000 mAh
  • Wired: 33W
  • No wireless charging
15
battery
Benchmarks
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 — 50/100.

camera

In the "camera" category, the Vivo V21s is a bit better (50/100 vs 37/100).

battery

In the "battery" category, the Vivo iQOO Z7 notably outperforms the Vivo V21s (30/100 vs 15/100).

design

In the "design" category, the Vivo iQOO Z7 and the Vivo V21s are nearly equal (83/100 vs 80/100).

value for money

In the "value for money" category, both devices are on the same level — 55/100.

Frequently asked questions
Which is better: the Vivo iQOO Z7 or the Vivo V21s?

The Vivo V21s edges out the Vivo iQOO Z7 by just 1 points — the two devices are very close in overall level.

What is the rating of the Vivo iQOO Z7 and the Vivo V21s?

The Vivo iQOO Z7 has a MobileRank rating of 26/100, the Vivo V21s — 27/100.

Which has the better camera: the Vivo iQOO Z7 or the Vivo V21s?

The Vivo V21s leads on camera score (50/100 vs 37/100).

Should you choose the Vivo iQOO Z7 over the Vivo V21s?

The Vivo iQOO Z7 is a better fit for everyday use. The Vivo V21s is a better fit for everyday use.