Infinix Smart 20 vs Vivo iQOO Z7

The Infinix Smart 20 (2026) runs on the MediaTek Helio G81 Ultimate, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. Both devices score the same overall rating of 26/100. Key differences: the Infinix Smart 20 has the bigger battery (5200 mAh vs 4500); the main camera is 8 MP vs 64 MP; the Infinix Smart 20 has NFC for contactless payments, the Vivo iQOO Z7 doesn't.

Both devices scored the same rating of 26/100 — the choice comes down to your priorities.
Profile comparison
Category scores
Infinix Smart 20
Performance 0
Display 100
Camera 0
Battery 42
Design 50
Value for money 100
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Infinix Smart 20 better?
  • Bigger battery: 5200 vs 4500 mAh
  • Higher refresh rate: 120Hz vs 90Hz

  • Longer battery life (42/100 vs 30/100)
  • Better display (100/100 vs 50/100)
  • Better value for money (100/100 vs 55/100)
What makes Vivo iQOO Z7 better?
  • Faster charging: 44W vs 15W
  • Better main camera: 64MP vs 8MP

  • Better camera (37/100 vs 0/100)
  • Better design/ergonomics (83/100 vs 50/100)
Comparison verdict

The Infinix Smart 20 and the Vivo iQOO Z7 received the same MobileRank rating — 26/100. In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 0/100). In the "battery" category, the Infinix Smart 20 leads (42/100 vs 30/100). In the "value for money" category, the Infinix Smart 20 leads (100/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Infinix Smart 20 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Infinix Smart 20 (37/100 vs 0/100). In the "battery" category, the Infinix Smart 20 is a bit better (42/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 significantly outperforms the Infinix Smart 20 (83/100 vs 50/100). In the "value for money" category, the Infinix Smart 20 significantly outperforms the Vivo iQOO Z7 (100/100 vs 55/100).

Infinix Smart 20: The Infinix Smart 20 is a better fit for budget-conscious buyers.
Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Specs comparison
Specification Infinix Smart 20 Vivo iQOO Z7
Processor MediaTek Helio G81 Ultimate MediaTek Dimensity 920
AnTuTu 358383
Geekbench Single 432
Geekbench Multi 1416
Display 6.8" IPS LCD 6.4" AMOLED
Resolution 1576x720 1080x2400
Refresh rate 120 Hz 90 Hz
Battery 5200 mAh 4500 mAh
Charging 15W 44W
Main camera 8 MP 64 MP
Front camera 8 MP 16 MP
RAM 4GB 6GB / 8GB
Storage 64GB / 128GB 128GB
OS Android 16 Android 13, Funtouch 13
Brightness (peak) 700 nits 1300 nits
NFC yes no
Protection IP64 IP54
Dimensions 167.7×78.8×7.7 mm 158.9×73.5×7.8 mm
Weight 173 g
Price $149
Camera comparison
Infinix Smart 20
  • Main: 8MP f/f/2.0
  • Front: 8MP
0
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Infinix Smart 20
  • 6.8" IPS LCD
  • Resolution: 1576x720
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Infinix Smart 20
  • 5200 mAh
  • Wired: 15W
  • No wireless charging
42
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Benchmarks
Price and availability
Infinix Smart 20
$149
Vivo iQOO Z7
Price unknown
Detailed category analysis
performance

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

display

In the "display" category, the Infinix Smart 20 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).

camera

In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Infinix Smart 20 (37/100 vs 0/100).

battery

In the "battery" category, the Infinix Smart 20 is a bit better (42/100 vs 30/100).

design

In the "design" category, the Vivo iQOO Z7 significantly outperforms the Infinix Smart 20 (83/100 vs 50/100).

value for money

In the "value for money" category, the Infinix Smart 20 significantly outperforms the Vivo iQOO Z7 (100/100 vs 55/100).

Frequently asked questions
Which is better: the Infinix Smart 20 or the Vivo iQOO Z7?

Both devices scored 26/100. The choice depends on your priorities: if performance matters more — go with the Vivo iQOO Z7.

What is the rating of the Infinix Smart 20 and the Vivo iQOO Z7?

The Infinix Smart 20 has a MobileRank rating of 26/100, the Vivo iQOO Z7 — 26/100.

Which has the better camera: the Infinix Smart 20 or the Vivo iQOO Z7?

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

Should you choose the Infinix Smart 20 over the Vivo iQOO Z7?

The Infinix Smart 20 is a better fit for budget-conscious buyers. The Vivo iQOO Z7 is a better fit for everyday use.