Redmi K90 vs Vivo Y18

The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y18 (2024) runs on the MediaTek Helio G85. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 37/100 (a 39-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the Redmi K90 is faster in AnTuTu (3,086,235 vs 346,495); the Vivo Y18 is noticeably lighter (185g vs 206g).

The Redmi K90 significantly outperforms the Vivo Y18 by 39 points (76/100 vs 37/100).
Profile comparison
Category scores
Redmi K90
Performance 92
Display 82
Camera 58
Battery 72
Portability 55
Value for money 90
Vivo Y18
Performance 29
Display 44
Camera
Battery 43
Portability 63
Value for money
What makes Redmi K90 better?
  • Higher AnTuTu: 3086235 vs 346495
  • Better Geekbench Single: 3041 vs 420
  • Better Geekbench Multi: 9494 vs 1364
  • Bigger battery: 7100 vs 5000 mAh
  • Faster charging: 100W vs 15W
  • Higher refresh rate: 120Hz vs 90Hz

  • Higher performance (92/100 vs 29/100)
  • Longer battery life (72/100 vs 43/100)
  • Better display (82/100 vs 44/100)
What makes Vivo Y18 better?
  • Lighter: 185g vs 206g

  • Better portability (63/100 vs 55/100)
Comparison verdict

Comparing the Redmi K90 vs the Vivo Y18, the Redmi K90 scores 39 points higher (76/100 vs 37/100). In the "performance" category, the Redmi K90 leads (92/100 vs 29/100). In the "battery" category, the Redmi K90 leads (72/100 vs 43/100). In the "performance" category, the Redmi K90 significantly outperforms the Vivo Y18 (92/100 vs 29/100). In the "display" category, the Redmi K90 significantly outperforms the Vivo Y18 (82/100 vs 44/100). In the "battery" category, the Redmi K90 notably outperforms the Vivo Y18 (72/100 vs 43/100). In the "portability" category, the Vivo Y18 is a bit better (63/100 vs 55/100).

Redmi K90: The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.
Vivo Y18: The Vivo Y18 is a better fit for everyday use.
Specs comparison
Specification Redmi K90 Vivo Y18
Processor Qualcomm Snapdragon 8 Elite MediaTek Helio G85
AnTuTu 3086235 346495
Geekbench Single 3041 420
Geekbench Multi 9494 1364
Display 6.6" AMOLED 6.6" IPS LCD
Resolution 2510x1156 720x1612
Refresh rate 120 Hz 90 Hz
Battery 7100 mAh 5000 mAh
Charging 100W 15W
Main camera 50 MP
Ultrawide 8 MP 0 MP
Telephoto 50 MP 0 MP
Front camera 20 MP 8 MP
RAM 12GB / 16GB 4GB / 6GB / 8GB
Storage 256GB / 512GB 64GB / 128GB / 256GB
OS Android 16 Android 14, Funtouch 14
Brightness (peak) 3500 nits 840 nits
NFC yes yes
Protection IP68 IP54
Dimensions 157.5×75.3×8.0 mm 163.6×75.6×8.4 mm
Weight 206 g 185 g
Launch price $401
Camera comparison
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera
Vivo Y18
  • Main: —
  • Front: 8MP
camera
Display comparison
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display
Vivo Y18
  • 6.6" IPS LCD
  • Resolution: 720x1612
  • Refresh rate: 90 Hz
44
display
Battery and charging
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Vivo Y18
  • 5000 mAh
  • Wired: 15W
  • No wireless charging
43
battery
Overall performance score

We compared Redmi K90 and Vivo Y18, covering their specs and all relevant benchmarks.

Redmi K90 Qualcomm Snapdragon 8 Elite
76/100
3086235 AnTuTu
Vivo Y18 MediaTek Helio G85
37/100 -790.7%
346495 AnTuTu

Redmi K90 leads Vivo Y18 by 790.7% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Redmi K90
$401
Vivo Y18
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Vivo Y18 (92/100 vs 29/100).

display

In the "display" category, the Redmi K90 significantly outperforms the Vivo Y18 (82/100 vs 44/100).

battery

In the "battery" category, the Redmi K90 notably outperforms the Vivo Y18 (72/100 vs 43/100).

portability

In the "portability" category, the Vivo Y18 is a bit better (63/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K90 or the Vivo Y18?

The Redmi K90 significantly outperforms the Vivo Y18 by 39 points (76/100 vs 37/100).

What is the rating of the Redmi K90 and the Vivo Y18?

The Redmi K90 has a MobileRank rating of 76/100, the Vivo Y18 — 37/100.

Which is more powerful: the Redmi K90 or the Vivo Y18?

The Redmi K90 leads on performance (92/100 vs 29/100).

Should you choose the Redmi K90 over the Vivo Y18?

The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Vivo Y18 is a better fit for everyday use.