Redmi K90 Max vs Vivo S17

The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Vivo S17 (2023) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Redmi K90 Max leads — 74/100 vs 56/100 (a 18-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 4600); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 820,210); the Vivo S17 is noticeably lighter (186g vs 227g).

The Redmi K90 Max is noticeably better than the Vivo S17 — the overall rating gap is 18 points.
Profile comparison
Category scores
Redmi K90 Max
Performance 95
Display 94
Camera 37
Battery 78
Portability 41
Value for money 74
Vivo S17
Performance 55
Display 84
Camera 44
Battery 47
Portability 72
Value for money
What makes Redmi K90 Max better?
  • Higher AnTuTu: 3803420 vs 820210
  • Better Geekbench Single: 3228 vs 1059
  • Better Geekbench Multi: 9553 vs 3012
  • Bigger battery: 8550 vs 4600 mAh
  • Faster charging: 100W vs 80W
  • Higher refresh rate: 165Hz vs 120Hz

  • Higher performance (95/100 vs 55/100)
  • Longer battery life (78/100 vs 47/100)
  • Better display (94/100 vs 84/100)
What makes Vivo S17 better?
  • Lighter: 186g vs 227g

  • Better camera (44/100 vs 37/100)
  • Better portability (72/100 vs 41/100)
Comparison verdict

Comparing the Redmi K90 Max vs the Vivo S17, the Redmi K90 Max scores 18 points higher (74/100 vs 56/100). In the "performance" category, the Redmi K90 Max leads (95/100 vs 55/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 47/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo S17 (95/100 vs 55/100). In the "display" category, the Redmi K90 Max is a bit better (94/100 vs 84/100). In the "camera" category, the Vivo S17 is a bit better (44/100 vs 37/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo S17 (78/100 vs 47/100). In the "portability" category, the Vivo S17 significantly outperforms the Redmi K90 Max (72/100 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 S17: The Vivo S17 is a better fit for everyday use.
Specs comparison
Specification Redmi K90 Max Vivo S17
Processor MediaTek Dimensity 9500 Qualcomm Snapdragon 778G+ 5G
AnTuTu 3803420 820210
Geekbench Single 3228 1059
Geekbench Multi 9553 3012
Display 6.8" AMOLED 6.8" AMOLED
Resolution 2772x1280 1260x2800
Refresh rate 165 Hz 120 Hz
Battery 8550 mAh 4600 mAh
Charging 100W 80W
Main camera 50 MP 50 MP
Ultrawide 8 MP 8 MP
Front camera 20 MP 50 MP
RAM 12GB / 16GB 8GB / 12GB
Storage 256GB / 512GB / 1TB 256GB / 512GB
OS Android 16 Android 13, OriginOS 3
Brightness (peak) 3500 nits 1300 nits
NFC yes yes
Protection IP66
Dimensions 162.9×77.9×8.1 mm 164.2×74.4×7.5 mm
Weight 227 g 186 g
Launch price $504
Camera comparison
Redmi K90 Max
  • Main: 50MP f/f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Vivo S17
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 50MP
44
camera
Display comparison
Redmi K90 Max
  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
94
display
Vivo S17
  • 6.8" AMOLED
  • Resolution: 1260x2800
  • Refresh rate: 120 Hz
84
display
Battery and charging
Redmi K90 Max
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Vivo S17
  • 4600 mAh
  • Wired: 80W
  • No wireless charging
47
battery
Overall performance score

We compared Redmi K90 Max and Vivo S17, covering their specs and all relevant benchmarks.

Redmi K90 Max MediaTek Dimensity 9500
74/100
3803420 AnTuTu
Vivo S17 Qualcomm Snapdragon 778G+ 5G
56/100 -363.7%
820210 AnTuTu

Redmi K90 Max leads Vivo S17 by 363.7% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Redmi K90 Max
$504
Vivo S17
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K90 Max significantly outperforms the Vivo S17 (95/100 vs 55/100).

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 S17 is a bit better (44/100 vs 37/100).

battery

In the "battery" category, the Redmi K90 Max significantly outperforms the Vivo S17 (78/100 vs 47/100).

portability

In the "portability" category, the Vivo S17 significantly outperforms the Redmi K90 Max (72/100 vs 41/100).

Frequently asked questions
Which is better: the Redmi K90 Max or the Vivo S17?

The Redmi K90 Max is noticeably better than the Vivo S17 — the overall rating gap is 18 points.

What is the rating of the Redmi K90 Max and the Vivo S17?

The Redmi K90 Max has a MobileRank rating of 74/100, the Vivo S17 — 56/100.

Which has the better camera: the Redmi K90 Max or the Vivo S17?

The Vivo S17 leads on camera score (44/100 vs 37/100).

Which is more powerful: the Redmi K90 Max or the Vivo S17?

The Redmi K90 Max leads on performance (95/100 vs 55/100).

Should you choose the Redmi K90 Max over the Vivo S17?

The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life. The Vivo S17 is a better fit for everyday use.