Redmi K90 Max vs Vivo iQOO Z6 (China)

The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Redmi K90 Max leads — 67/100 vs 31/100 (a 36-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 227g).

The Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) by 36 points (67/100 vs 31/100).
Profile comparison
Category scores
Redmi K90 Max
Performance 82
Display 100
Camera 32
Battery 77
Design 16
Value for money 75
Vivo iQOO Z6 (China)
Performance 0
Display 100
Camera 34
Battery 39
Design 57
Value for money 55
What makes Redmi K90 Max better?
  • Bigger battery: 8550 vs 4500 mAh
  • Faster charging: 100W vs 80W
  • Higher refresh rate: 165Hz vs 120Hz

  • Higher performance (82/100 vs 0/100)
  • Longer battery life (77/100 vs 39/100)
  • Better value for money (75/100 vs 55/100)
What makes Vivo iQOO Z6 (China) better?
  • Better main camera: 64MP vs 50MP
  • Lighter: 194g vs 227g

  • Better camera (34/100 vs 32/100)
  • Better design/ergonomics (57/100 vs 16/100)
Comparison verdict

Comparing the Redmi K90 Max vs the Vivo iQOO Z6 (China), the Redmi K90 Max scores 36 points higher (67/100 vs 31/100). In the "performance" category, the Redmi K90 Max leads (82/100 vs 0/100). In the "battery" category, the Redmi K90 Max leads (77/100 vs 39/100). In the "value for money" category, the Redmi K90 Max leads (75/100 vs 55/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) (82/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO Z6 (China) and the Redmi K90 Max are nearly equal (34/100 vs 32/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) (77/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Redmi K90 Max (57/100 vs 16/100). In the "value for money" category, the Redmi K90 Max notably outperforms the Vivo iQOO Z6 (China) (75/100 vs 55/100).

Redmi K90 Max: The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Vivo iQOO Z6 (China): The Vivo iQOO Z6 (China) is a better fit for everyday use.
Specs comparison
Specification Redmi K90 Max Vivo iQOO Z6 (China)
Processor MediaTek Dimensity 9500 Qualcomm Snapdragon 778G+ 5G
AnTuTu 3803420
Geekbench Single 3228
Geekbench Multi 9553
Display 6.8" AMOLED 6.6" IPS LCD
Resolution 2772x1280 1080x2388
Refresh rate 165 Hz 120 Hz
Battery 8550 mAh 4500 mAh
Charging 100W 80W
Main camera 50 MP 64 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 8 MP
RAM 12GB / 16GB 8GB / 12GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 16 Android 12, Origin OS Ocean
Brightness (peak) 3500 nits 650 nits
NFC yes yes
Protection IP66
Dimensions 162.9×77.9×8.1 mm 164.0×75.8×8.6 mm
Weight 227 g 194 g
Price $504
Camera comparison
Redmi K90 Max
  • Main: 50MP f/f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
32
camera
Vivo iQOO Z6 (China)
  • Main: 64MP f/f/1.8
  • Front: 8MP
34
camera
Display comparison
Redmi K90 Max
  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
100
display
Vivo iQOO Z6 (China)
  • 6.6" IPS LCD
  • Resolution: 1080x2388
  • Refresh rate: 120 Hz
100
display
Battery and charging
Redmi K90 Max
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
77
battery
Vivo iQOO Z6 (China)
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Benchmarks
Price and availability
Redmi K90 Max
$504
Vivo iQOO Z6 (China)
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) (82/100 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 Z6 (China) and the Redmi K90 Max are nearly equal (34/100 vs 32/100).

battery

In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) (77/100 vs 39/100).

design

In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Redmi K90 Max (57/100 vs 16/100).

value for money

In the "value for money" category, the Redmi K90 Max notably outperforms the Vivo iQOO Z6 (China) (75/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K90 Max or the Vivo iQOO Z6 (China)?

The Redmi K90 Max significantly outperforms the Vivo iQOO Z6 (China) by 36 points (67/100 vs 31/100).

What is the rating of the Redmi K90 Max and the Vivo iQOO Z6 (China)?

The Redmi K90 Max has a MobileRank rating of 67/100, the Vivo iQOO Z6 (China) — 31/100.

Which is more powerful: the Redmi K90 Max or the Vivo iQOO Z6 (China)?

The Redmi K90 Max leads on performance (82/100 vs 0/100).

Should you choose the Redmi K90 Max over the Vivo iQOO Z6 (China)?

The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo iQOO Z6 (China) is a better fit for everyday use.