Infinix Smart 20 vs Vivo iQOO Z11x

The Infinix Smart 20 (2026) runs on the MediaTek Helio G81 Ultimate, while the Vivo iQOO Z11x (2026) runs on the MediaTek Dimensity 7400 Turbo; estimated prices are $149 and $170. By overall MobileRank rating, the Vivo iQOO Z11x leads — 37/100 vs 26/100 (a 11-point difference). Key differences: the Vivo iQOO Z11x has the bigger battery (6000 mAh vs 5200); the main camera is 8 MP vs 50 MP; the Vivo iQOO Z11x is faster in AnTuTu (1,214,772 vs 358,383); the Infinix Smart 20 has NFC for contactless payments, the Vivo iQOO Z11x doesn't.

The Vivo iQOO Z11x is noticeably better than the Infinix Smart 20 — the overall rating gap is 11 points.
Profile comparison
Category scores
Infinix Smart 20
Performance 0
Display 100
Camera 0
Battery 42
Design 50
Value for money 100
Vivo iQOO Z11x
Performance 8
Display 100
Camera 24
Battery 51
Design 62
Value for money 98
What makes Infinix Smart 20 better?
  • Cheaper: $149 vs $170

  • Better value for money (100/100 vs 98/100)
What makes Vivo iQOO Z11x better?
  • Higher AnTuTu: 1214772 vs 358383
  • Better Geekbench Single: 1061 vs 432
  • Better Geekbench Multi: 3185 vs 1416
  • Bigger battery: 6000 vs 5200 mAh
  • Faster charging: 44W vs 15W
  • Better main camera: 50MP vs 8MP

  • Higher performance (8/100 vs 0/100)
  • Better camera (24/100 vs 0/100)
  • Longer battery life (51/100 vs 42/100)
  • Better design/ergonomics (62/100 vs 50/100)
Comparison verdict

Comparing the Infinix Smart 20 vs the Vivo iQOO Z11x, the Vivo iQOO Z11x scores 11 points higher (37/100 vs 26/100). In the "camera" category, the Vivo iQOO Z11x leads (24/100 vs 0/100). In the "performance" category, the Vivo iQOO Z11x 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 Vivo iQOO Z11x notably outperforms the Infinix Smart 20 (24/100 vs 0/100). In the "battery" category, the Vivo iQOO Z11x is a bit better (51/100 vs 42/100). In the "design" category, the Vivo iQOO Z11x is a bit better (62/100 vs 50/100). In the "value for money" category, the Infinix Smart 20 and the Vivo iQOO Z11x are nearly equal (100/100 vs 98/100).

Infinix Smart 20: The Infinix Smart 20 is a better fit for budget-conscious buyers.
Vivo iQOO Z11x: The Vivo iQOO Z11x is a better fit for budget-conscious buyers.
Specs comparison
Specification Infinix Smart 20 Vivo iQOO Z11x
Processor MediaTek Helio G81 Ultimate MediaTek Dimensity 7400 Turbo
AnTuTu 358383 1214772
Geekbench Single 432 1061
Geekbench Multi 1416 3185
Display 6.8" IPS LCD 6.7" AMOLED
Resolution 1576x720 2400x1080
Refresh rate 120 Hz 120 Hz
Battery 5200 mAh 6000 mAh
Charging 15W 44W
Main camera 8 MP 50 MP
Front camera 8 MP 8 MP
RAM 4GB 4GB / 6GB / 8GB
Storage 64GB / 128GB 128GB / 256GB
OS Android 16 Android 15
Brightness (peak) 700 nits 1200 nits
NFC yes no
Protection IP64 IP68
Dimensions 167.7×78.8×7.7 mm 166.6×78.4×8.4 mm
Weight 190 g
Price $149 $170
Camera comparison
Infinix Smart 20
  • Main: 8MP f/f/2.0
  • Front: 8MP
0
camera
Vivo iQOO Z11x
  • Main: 50MP f/1.8
  • Front: 8MP
24
camera
Display comparison
Infinix Smart 20
  • 6.8" IPS LCD
  • Resolution: 1576x720
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z11x
  • 6.7" AMOLED
  • Resolution: 2400x1080
  • Refresh rate: 120 Hz
100
display
Battery and charging
Infinix Smart 20
  • 5200 mAh
  • Wired: 15W
  • No wireless charging
42
battery
Vivo iQOO Z11x
  • 6000 mAh
  • Wired: 44W
  • No wireless charging
51
battery
Overall performance score

We compared Infinix Smart 20 and Vivo iQOO Z11x, covering their specs and all relevant benchmarks.

Infinix Smart 20 MediaTek Helio G81 Ultimate
26/100
358383 AnTuTu
Vivo iQOO Z11x MediaTek Dimensity 7400 Turbo
37/100 +70.5%
1214772 AnTuTu

Vivo iQOO Z11x leads Infinix Smart 20 by 70.5% in our overall performance rating.

Benchmarks
Price and availability
Infinix Smart 20
$149
Vivo iQOO Z11x
$170

Price difference: $21. Infinix Smart 20 is cheaper by $21.

Detailed category analysis
performance

In the "performance" category, the Vivo iQOO Z11x 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 Vivo iQOO Z11x notably outperforms the Infinix Smart 20 (24/100 vs 0/100).

battery

In the "battery" category, the Vivo iQOO Z11x is a bit better (51/100 vs 42/100).

design

In the "design" category, the Vivo iQOO Z11x is a bit better (62/100 vs 50/100).

value for money

In the "value for money" category, the Infinix Smart 20 and the Vivo iQOO Z11x are nearly equal (100/100 vs 98/100).

Frequently asked questions
Which is better: the Infinix Smart 20 or the Vivo iQOO Z11x?

The Vivo iQOO Z11x is noticeably better than the Infinix Smart 20 — the overall rating gap is 11 points.

What is the rating of the Infinix Smart 20 and the Vivo iQOO Z11x?

The Infinix Smart 20 has a MobileRank rating of 26/100, the Vivo iQOO Z11x — 37/100.

Which has the better camera: the Infinix Smart 20 or the Vivo iQOO Z11x?

The Vivo iQOO Z11x leads on camera score (24/100 vs 0/100).

Which is more powerful: the Infinix Smart 20 or the Vivo iQOO Z11x?

The Vivo iQOO Z11x leads on performance (8/100 vs 0/100).

Should you choose the Infinix Smart 20 over the Vivo iQOO Z11x?

The Infinix Smart 20 is a better fit for budget-conscious buyers. The Vivo iQOO Z11x is a better fit for budget-conscious buyers.