Infinix Zero Ultra vs Redmi A3X

The Infinix Zero Ultra (2022) runs on the MediaTek Dimensity 920, while the Redmi A3X (2025) runs on the MediaTek Helio G36. By overall MobileRank rating, the Infinix Zero Ultra leads — 37/100 vs 13/100 (a 24-point difference). Key differences: the Redmi A3X has the bigger battery (5000 mAh vs 4500); the main camera is 200 MP vs 8 MP; the Redmi A3X is noticeably lighter (192g vs 213g).

The Infinix Zero Ultra significantly outperforms the Redmi A3X by 24 points (37/100 vs 13/100).
Profile comparison
Category scores
Infinix Zero Ultra
Performance 0
Display 100
Camera 54
Battery 49
Design 33
Value for money 55
Redmi A3X
Performance 0
Display 0
Camera 0
Battery 36
Design 60
Value for money 100
What makes Infinix Zero Ultra better?
  • Faster charging: 180W vs 10W
  • Better main camera: 200MP vs 8MP
  • Higher refresh rate: 120Hz vs 60Hz

  • Better camera (54/100 vs 0/100)
  • Longer battery life (49/100 vs 36/100)
  • Better display (100/100 vs 0/100)
What makes Redmi A3X better?
  • Bigger battery: 5000 vs 4500 mAh
  • Lighter: 192g vs 213g

  • Better design/ergonomics (60/100 vs 33/100)
  • Better value for money (100/100 vs 55/100)
Comparison verdict

Comparing the Infinix Zero Ultra vs the Redmi A3X, the Infinix Zero Ultra scores 24 points higher (37/100 vs 13/100). In the "camera" category, the Infinix Zero Ultra leads (54/100 vs 0/100). In the "battery" category, the Infinix Zero Ultra leads (49/100 vs 36/100). In the "value for money" category, the Redmi A3X 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 Zero Ultra significantly outperforms the Redmi A3X (100/100 vs 0/100). In the "camera" category, the Infinix Zero Ultra significantly outperforms the Redmi A3X (54/100 vs 0/100). In the "battery" category, the Infinix Zero Ultra is a bit better (49/100 vs 36/100). In the "design" category, the Redmi A3X notably outperforms the Infinix Zero Ultra (60/100 vs 33/100). In the "value for money" category, the Redmi A3X significantly outperforms the Infinix Zero Ultra (100/100 vs 55/100).

Infinix Zero Ultra: The Infinix Zero Ultra is a better fit for everyday use.
Redmi A3X: The Redmi A3X is a better fit for budget-conscious buyers.
Specs comparison
Specification Infinix Zero Ultra Redmi A3X
Processor MediaTek Dimensity 920 MediaTek Helio G36
AnTuTu 195539
Geekbench Single 189
Geekbench Multi 781
Display 6.8" AMOLED 6.7" IPS LCD
Resolution 1080x2400 720x1650
Refresh rate 120 Hz 60 Hz
Battery 4500 mAh 5000 mAh
Charging 180W 10W
Main camera 200 MP 8 MP
Ultrawide 13 MP 0 MP
Front camera 32 MP 5 MP
RAM 8GB 2GB / 3GB
Storage 256GB 32GB / 64GB
OS Android 12, XOS 12 Android 14, up to 2 major Android upgrades, MIUI
Brightness (peak) 500 nits
NFC no no
Dimensions 165.5×74.5×8.8 mm 168.4×76.3×8.3 mm
Weight 213 g 192 g
Price $80
Camera comparison
Infinix Zero Ultra
  • Main: 200MP f/f/2.0
  • Ultrawide: 13MP
  • Front: 32MP
54
camera
Redmi A3X
  • Main: 8MP
  • Front: 5MP
0
camera
Display comparison
Infinix Zero Ultra
  • 6.8" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
100
display
Redmi A3X
  • 6.7" IPS LCD
  • Resolution: 720x1650
  • Refresh rate: 60 Hz
0
display
Battery and charging
Infinix Zero Ultra
  • 4500 mAh
  • Wired: 180W
  • No wireless charging
49
battery
Redmi A3X
  • 5000 mAh
  • Wired: 10W
  • No wireless charging
36
battery
Benchmarks
Price and availability
Infinix Zero Ultra
Price unknown
Redmi A3X
$80
Detailed category analysis
performance

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

display

In the "display" category, the Infinix Zero Ultra significantly outperforms the Redmi A3X (100/100 vs 0/100).

camera

In the "camera" category, the Infinix Zero Ultra significantly outperforms the Redmi A3X (54/100 vs 0/100).

battery

In the "battery" category, the Infinix Zero Ultra is a bit better (49/100 vs 36/100).

design

In the "design" category, the Redmi A3X notably outperforms the Infinix Zero Ultra (60/100 vs 33/100).

value for money

In the "value for money" category, the Redmi A3X significantly outperforms the Infinix Zero Ultra (100/100 vs 55/100).

Frequently asked questions
Which is better: the Infinix Zero Ultra or the Redmi A3X?

The Infinix Zero Ultra significantly outperforms the Redmi A3X by 24 points (37/100 vs 13/100).

What is the rating of the Infinix Zero Ultra and the Redmi A3X?

The Infinix Zero Ultra has a MobileRank rating of 37/100, the Redmi A3X — 13/100.

Which has the better camera: the Infinix Zero Ultra or the Redmi A3X?

The Infinix Zero Ultra leads on camera score (54/100 vs 0/100).

Should you choose the Infinix Zero Ultra over the Redmi A3X?

The Infinix Zero Ultra is a better fit for everyday use. The Redmi A3X is a better fit for budget-conscious buyers.