Redmi K90 Max vs Vivo iQOO Z7

The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Redmi K90 Max leads — 75/100 vs 50/100 (a 25-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 Redmi K90 Max is faster in AnTuTu (3,760,662 vs 750,481); the Redmi K90 Max has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 227g).

The Redmi K90 Max significantly outperforms the Vivo iQOO Z7 by 25 points (75/100 vs 50/100).

Profile comparison

Category scores

Redmi K90 Max

Performance 96
Display 94
Camera 37
Battery 78
Portability 41
Value for money 72

Vivo iQOO Z7

Performance 51
Display 69
Camera 40
Battery 38
Portability 77
Value for money —

What makes Redmi K90 Max better?

  • Higher AnTuTu: 3760662 vs 750481
  • Better Geekbench Single: 3293 vs 936
  • Better Geekbench Multi: 10243 vs 2318
  • Bigger battery: 8550 vs 4500 mAh
  • Faster charging: 100W vs 44W
  • Higher refresh rate: 165Hz vs 90Hz

  • Higher performance (96/100 vs 51/100)
  • Longer battery life (78/100 vs 38/100)
  • Better display (94/100 vs 69/100)

What makes Vivo iQOO Z7 better?

  • Better main camera: 64MP vs 50MP
  • Lighter: 173g vs 227g

  • Better camera (40/100 vs 37/100)
  • Better portability (77/100 vs 41/100)

Comparison verdict

Comparing the Redmi K90 Max vs the Vivo iQOO Z7, the Redmi K90 Max scores 25 points higher (75/100 vs 50/100). In the "performance" category, the Redmi K90 Max leads (96/100 vs 51/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 38/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z7 (96/100 vs 51/100). In the "display" category, the Redmi K90 Max notably outperforms the Vivo iQOO Z7 (94/100 vs 69/100). In the "camera" category, the Vivo iQOO Z7 and the Redmi K90 Max are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z7 (78/100 vs 38/100). In the "portability" category, the Vivo iQOO Z7 significantly outperforms the Redmi K90 Max (77/100 vs 41/100).

Redmi K90 Max: The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.

Specs comparison

Specification Redmi K90 Max Vivo iQOO Z7
Processor MediaTek Dimensity 9500 MediaTek Dimensity 920
AnTuTu 3760662 750481
Geekbench Single 3293 936
Geekbench Multi 10243 2318
Display 6.8" AMOLED 6.4" AMOLED
Resolution 2772x1280 1080x2400
Refresh rate 165 Hz 90 Hz
Battery 8550 mAh 4500 mAh
Charging 100W 44W
Main camera 50 MP 64 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 16 MP
RAM 12GB / 16GB 6GB / 8GB
Storage 256GB / 512GB / 1TB 128GB
OS Android 16 Android 13, Funtouch 13
Brightness (peak) 3500 nits 1300 nits
NFC yes no
Protection IP66 IP54
Dimensions 162.9×77.9×8.1 mm 158.9×73.5×7.8 mm
Weight 227 g 173 g
Launch price $504 —

Camera comparison

Redmi K90 Max

  • Main: 50MP f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
37
camera

Vivo iQOO Z7

  • Main: 64MP
  • Front: 16MP
40
camera

Display comparison

Redmi K90 Max

  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
94
display

Vivo iQOO Z7

  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
69
display

Battery and charging

Redmi K90 Max

  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery

Vivo iQOO Z7

  • 4500 mAh
  • Wired: 44W
  • No wireless charging
38
battery

Overall performance score

We compared Redmi K90 Max and Vivo iQOO Z7, covering their specs and all relevant benchmarks.

Redmi K90 Max MediaTek Dimensity 9500
75/100
3760662 AnTuTu
Vivo iQOO Z7 MediaTek Dimensity 920
50/100 -401.1%
750481 AnTuTu

Redmi K90 Max leads Vivo iQOO Z7 by 401.1% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Redmi K90 Max

$504

Vivo iQOO Z7

Price unknown

Detailed category analysis

performance

In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z7 (96/100 vs 51/100).

display

In the "display" category, the Redmi K90 Max notably outperforms the Vivo iQOO Z7 (94/100 vs 69/100).

camera

In the "camera" category, the Vivo iQOO Z7 and the Redmi K90 Max are nearly equal (40/100 vs 37/100).

battery

In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo iQOO Z7 (78/100 vs 38/100).

portability

In the "portability" category, the Vivo iQOO Z7 significantly outperforms the Redmi K90 Max (77/100 vs 41/100).

Frequently asked questions

Which is better: the Redmi K90 Max or the Vivo iQOO Z7?

The Redmi K90 Max significantly outperforms the Vivo iQOO Z7 by 25 points (75/100 vs 50/100).

What is the rating of the Redmi K90 Max and the Vivo iQOO Z7?

The Redmi K90 Max has a MobileRank rating of 75/100, the Vivo iQOO Z7 — 50/100.

Which is more powerful: the Redmi K90 Max or the Vivo iQOO Z7?

The Redmi K90 Max leads on performance (96/100 vs 51/100).

Should you choose the Redmi K90 Max over the Vivo iQOO Z7?

The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.