Redmi K90 vs Vivo X300s

The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo X300s (2026) runs on the Dimensity 9500; estimated prices are $401 and $723. By overall MobileRank rating, the Vivo X300s leads — 82/100 vs 68/100 (a 14-point difference). Key differences: the main camera is 50 MP vs 200 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 3,088,357).

The Vivo X300s is noticeably better than the Redmi K90 — the overall rating gap is 14 points.
Profile comparison
Category scores
Redmi K90
Performance 69
Display 100
Camera 53
Battery 71
Design 42
Value for money 82
Vivo X300s
Performance 80
Display 100
Camera 94
Battery 76
Design 28
Value for money 60
What makes Redmi K90 better?
  • Faster charging: 100W vs 90W
  • Lighter: 206g vs 217g
  • Cheaper: $401 vs $723

  • Better design/ergonomics (42/100 vs 28/100)
  • Better value for money (82/100 vs 60/100)
What makes Vivo X300s better?
  • Higher AnTuTu: 3703823 vs 3088357
  • Better Geekbench Single: 3228 vs 3050
  • Better Geekbench Multi: 9553 vs 9300
  • Better main camera: 200MP vs 50MP
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (80/100 vs 69/100)
  • Better camera (94/100 vs 53/100)
  • Longer battery life (76/100 vs 71/100)
Comparison verdict

Comparing the Redmi K90 vs the Vivo X300s, the Vivo X300s scores 14 points higher (82/100 vs 68/100). In the "performance" category, the Vivo X300s leads (80/100 vs 69/100). In the "camera" category, the Vivo X300s leads (94/100 vs 53/100). In the "value for money" category, the Redmi K90 leads (82/100 vs 60/100). In the "performance" category, the Vivo X300s is a bit better (80/100 vs 69/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo X300s significantly outperforms the Redmi K90 (94/100 vs 53/100). In the "battery" category, the Vivo X300s is a bit better (76/100 vs 71/100). In the "design" category, the Redmi K90 is a bit better (42/100 vs 28/100). In the "value for money" category, the Redmi K90 notably outperforms the Vivo X300s (82/100 vs 60/100).

Redmi K90: The Redmi K90 is a better fit for active users, budget-conscious buyers.
Vivo X300s: The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.
Specs comparison
Specification Redmi K90 Vivo X300s
Processor Qualcomm Snapdragon 8 Elite Dimensity 9500
AnTuTu 3088357 3703823
Geekbench Single 3050 3228
Geekbench Multi 9300 9553
Display 6.6" AMOLED 6.8" LTPO AMOLED
Resolution 2510x1156 2800x1260
Refresh rate 120 Hz 144 Hz
Battery 7100 mAh 7100 mAh
Charging 100W 90W
Wireless charging 0W 40W
Main camera 50 MP 200 MP
Ultrawide 8 MP 50 MP
Telephoto 50 MP 50 MP
Front camera 20 MP 50 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB 256GB / 512GB / 1TB
OS Android 16 Android 16 / OriginOS 6
Brightness (peak) 3500 nits
NFC yes
Protection IP68
Dimensions 157.5×75.3×8.0 mm
Weight 206 g 217 g
Price $401 $723
Camera comparison
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
53
camera
Vivo X300s
  • Main: 200MP f/f/1.7
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 50MP
94
camera
Display comparison
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
100
display
Vivo X300s
  • 6.8" LTPO AMOLED
  • Resolution: 2800x1260
  • Refresh rate: 144 Hz
100
display
Battery and charging
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
71
battery
Vivo X300s
  • 7100 mAh
  • Wired: 90W
  • Wireless: 40W
76
battery
Overall performance score

We compared Redmi K90 and Vivo X300s, covering their specs and all relevant benchmarks.

Redmi K90 Qualcomm Snapdragon 8 Elite
68/100
3088357 AnTuTu
Vivo X300s Dimensity 9500
82/100 +16.6%
3703823 AnTuTu

Vivo X300s leads Redmi K90 by 16.6% in our overall performance rating.

Benchmarks
Price and availability
Redmi K90
$401
Vivo X300s
$723

Price difference: $322. Redmi K90 is cheaper by $322.

Detailed category analysis
performance

In the "performance" category, the Vivo X300s is a bit better (80/100 vs 69/100).

display

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

camera

In the "camera" category, the Vivo X300s significantly outperforms the Redmi K90 (94/100 vs 53/100).

battery

In the "battery" category, the Vivo X300s is a bit better (76/100 vs 71/100).

design

In the "design" category, the Redmi K90 is a bit better (42/100 vs 28/100).

value for money

In the "value for money" category, the Redmi K90 notably outperforms the Vivo X300s (82/100 vs 60/100).

Frequently asked questions
Which is better: the Redmi K90 or the Vivo X300s?

The Vivo X300s is noticeably better than the Redmi K90 — the overall rating gap is 14 points.

What is the rating of the Redmi K90 and the Vivo X300s?

The Redmi K90 has a MobileRank rating of 68/100, the Vivo X300s — 82/100.

Which has the better camera: the Redmi K90 or the Vivo X300s?

The Vivo X300s leads on camera score (94/100 vs 53/100).

Which is more powerful: the Redmi K90 or the Vivo X300s?

The Vivo X300s leads on performance (80/100 vs 69/100).

Should you choose the Redmi K90 over the Vivo X300s?

The Redmi K90 is a better fit for active users, budget-conscious buyers. The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.