Realme C51s vs Vivo iQOO Z7

The Realme C51s (2024) runs on the Unisoc Tiger T612, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Vivo iQOO Z7 leads — 26/100 vs 18/100 (a 8-point difference). Key differences: the Realme C51s has the bigger battery (5000 mAh vs 4500); the Realme C51s has NFC for contactless payments, the Vivo iQOO Z7 doesn't.

The Vivo iQOO Z7 edges out the Realme C51s by just 8 points — the two devices are very close in overall level.
Profile comparison
Category scores
Realme C51s
Performance 0
Display 50
Camera 0
Battery 39
Design 72
Value for money 55
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Realme C51s better?
  • Bigger battery: 5000 vs 4500 mAh

  • Longer battery life (39/100 vs 30/100)
What makes Vivo iQOO Z7 better?
  • Faster charging: 44W vs 33W
  • Lighter: 173g vs 182g

  • Better camera (37/100 vs 0/100)
  • Better design/ergonomics (83/100 vs 72/100)
Comparison verdict

Comparing the Realme C51s vs the Vivo iQOO Z7, the Vivo iQOO Z7 scores 8 points higher (26/100 vs 18/100). In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 0/100). 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 iQOO Z7 significantly outperforms the Realme C51s (37/100 vs 0/100). In the "battery" category, the Realme C51s is a bit better (39/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 is a bit better (83/100 vs 72/100). In the "value for money" category, both devices are on the same level — 55/100.

Realme C51s: The Realme C51s is a better fit for everyday use.
Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Specs comparison
Specification Realme C51s Vivo iQOO Z7
Processor Unisoc Tiger T612 MediaTek Dimensity 920
AnTuTu 200000
Geekbench Single 360
Geekbench Multi 1250
Display 6.7" IPS LCD 6.4" AMOLED
Resolution 720x1600 1080x2400
Refresh rate 90 Hz 90 Hz
Battery 5000 mAh 4500 mAh
Charging 33W 44W
Main camera 64 MP
Front camera 5 MP 16 MP
RAM 6GB 6GB / 8GB
Storage 128GB 128GB
OS Android 13, Realme UI Android 13, Funtouch 13
Brightness (peak) 560 nits 1300 nits
NFC yes no
Protection IP54 IP54
Dimensions 167.2×76.7×7.5 mm 158.9×73.5×7.8 mm
Weight 182 g 173 g
Price
Camera comparison
Realme C51s
  • Main: —
  • Front: 5MP
0
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Realme C51s
  • 6.7" IPS LCD
  • Resolution: 720x1600
  • Refresh rate: 90 Hz
50
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Realme C51s
  • 5000 mAh
  • Wired: 33W
  • No wireless charging
39
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
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 iQOO Z7 significantly outperforms the Realme C51s (37/100 vs 0/100).

battery

In the "battery" category, the Realme C51s is a bit better (39/100 vs 30/100).

design

In the "design" category, the Vivo iQOO Z7 is a bit better (83/100 vs 72/100).

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 Realme C51s or the Vivo iQOO Z7?

The Vivo iQOO Z7 edges out the Realme C51s by just 8 points — the two devices are very close in overall level.

What is the rating of the Realme C51s and the Vivo iQOO Z7?

The Realme C51s has a MobileRank rating of 18/100, the Vivo iQOO Z7 — 26/100.

Which has the better camera: the Realme C51s or the Vivo iQOO Z7?

The Vivo iQOO Z7 leads on camera score (37/100 vs 0/100).

Should you choose the Realme C51s over the Vivo iQOO Z7?

The Realme C51s is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.