Redmi K90 Max vs Vivo X300

The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Vivo X300 (2024) runs on the MediaTek Dimensity 9300; launch prices were $504 and $499. By overall MobileRank rating, the Vivo X300 leads — 79/100 vs 75/100 (a 4-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 5000); the Redmi K90 Max is faster in AnTuTu (3,760,662 vs 3,037,992); the Vivo X300 is noticeably lighter (206g vs 227g).

The Vivo X300 edges out the Redmi K90 Max by just 4 points — the two devices are very close in overall level.

Profile comparison

Category scores

Redmi K90 Max

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

Vivo X300

Performance 86
Display 84
Camera 78
Battery 69
Portability 55
Value for money 80

What makes Redmi K90 Max better?

  • Higher AnTuTu: 3760662 vs 3037992
  • Better Geekbench Single: 3293 vs 2186
  • Better Geekbench Multi: 10243 vs 7422
  • Bigger battery: 8550 vs 5000 mAh
  • Faster charging: 100W vs 80W
  • Higher refresh rate: 165Hz vs 120Hz

  • Higher performance (96/100 vs 86/100)
  • Longer battery life (78/100 vs 69/100)
  • Better display (94/100 vs 84/100)

What makes Vivo X300 better?

  • Lighter: 206g vs 227g
  • Cheaper at launch: $499 vs $504

  • Better camera (78/100 vs 37/100)
  • Better portability (55/100 vs 41/100)

Comparison verdict

Comparing the Redmi K90 Max vs the Vivo X300, the Vivo X300 scores 4 points higher (79/100 vs 75/100). In the "performance" category, the Redmi K90 Max leads (96/100 vs 86/100). In the "camera" category, the Vivo X300 leads (78/100 vs 37/100). Value score: Redmi K90 Max — 72/100, Vivo X300 — 80/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Max is a bit better (96/100 vs 86/100). In the "display" category, the Redmi K90 Max is a bit better (94/100 vs 84/100). In the "camera" category, the Vivo X300 significantly outperforms the Redmi K90 Max (78/100 vs 37/100). In the "battery" category, the Redmi K90 Max is a bit better (78/100 vs 69/100). In the "portability" category, the Vivo X300 is a bit better (55/100 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.
Vivo X300: The Vivo X300 is a better fit for gamers and power users, budget-conscious buyers.

Specs comparison

Specification Redmi K90 Max Vivo X300
Processor MediaTek Dimensity 9500 MediaTek Dimensity 9300
AnTuTu 3760662 3037992
Geekbench Single 3293 2186
Geekbench Multi 10243 7422
Display 6.8" AMOLED 6.8" AMOLED
Resolution 2772x1280 2800x1260
Refresh rate 165 Hz 120 Hz
Battery 8550 mAh 5000 mAh
Charging 100W 80W
Wireless charging 0W 40W
Main camera 50 MP 50 MP
Ultrawide 8 MP 50 MP
Telephoto 0 MP 50 MP
Front camera 20 MP 32 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB / 1TB 256GB / 512GB
OS Android 16 Android 14
Brightness (peak) 3500 nits 4500 nits
NFC yes yes
Protection IP66 IP68
Dimensions 162.9×77.9×8.1 mm 150.6×71.9×8.0 mm
Weight 227 g 206 g
Launch price $504 $499

Camera comparison

Redmi K90 Max

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

Vivo X300

  • Main: 50MP f/1.57
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
78
camera

Display comparison

Redmi K90 Max

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

Vivo X300

  • 6.8" AMOLED
  • Resolution: 2800x1260
  • Refresh rate: 120 Hz
84
display

Battery and charging

Redmi K90 Max

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

Vivo X300

  • 5000 mAh
  • Wired: 80W
  • Wireless: 40W
69
battery

Overall performance score

We compared Redmi K90 Max and Vivo X300, covering their specs and all relevant benchmarks.

Redmi K90 Max MediaTek Dimensity 9500
75/100
3760662 AnTuTu
Vivo X300 MediaTek Dimensity 9300
79/100 -23.8%
3037992 AnTuTu

Redmi K90 Max leads Vivo X300 by 23.8% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Redmi K90 Max

$504

Vivo X300

$499

Launch price difference: $5. Vivo X300 was $5 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Redmi K90 Max is a bit better (96/100 vs 86/100).

display

In the "display" category, the Redmi K90 Max is a bit better (94/100 vs 84/100).

camera

In the "camera" category, the Vivo X300 significantly outperforms the Redmi K90 Max (78/100 vs 37/100).

battery

In the "battery" category, the Redmi K90 Max is a bit better (78/100 vs 69/100).

portability

In the "portability" category, the Vivo X300 is a bit better (55/100 vs 41/100).

Frequently asked questions

Which is better: the Redmi K90 Max or the Vivo X300?

The Vivo X300 edges out the Redmi K90 Max by just 4 points — the two devices are very close in overall level.

What is the rating of the Redmi K90 Max and the Vivo X300?

The Redmi K90 Max has a MobileRank rating of 75/100, the Vivo X300 — 79/100.

Which has the better camera: the Redmi K90 Max or the Vivo X300?

The Vivo X300 leads on camera score (78/100 vs 37/100).

Which is more powerful: the Redmi K90 Max or the Vivo X300?

The Redmi K90 Max leads on performance (96/100 vs 86/100).

Should you choose the Redmi K90 Max over the Vivo X300?

The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life. The Vivo X300 is a better fit for gamers and power users, budget-conscious buyers.