Redmi K80 Ultra vs Vivo Y400

The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Vivo Y400 (2025) runs on the Qualcomm Snapdragon 4 Gen 2; launch prices were $350 and $230. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 52/100 (a 21-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 6000); the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 568,395); the Vivo Y400 is noticeably lighter (197g vs 219g).

The Redmi K80 Ultra significantly outperforms the Vivo Y400 by 21 points (73/100 vs 52/100).

Profile comparison

Category scores

Redmi K80 Ultra

Performance 89
Display 94
Camera 37
Battery 86
Portability 40
Value for money 80

Vivo Y400

Performance 46
Display 79
Camera 37
Battery 65
Portability 62
Value for money 58

What makes Redmi K80 Ultra better?

  • Higher AnTuTu: 2874956 vs 568395
  • Better Geekbench Single: 2729 vs 915
  • Better Geekbench Multi: 8430 vs 2115
  • Bigger battery: 7410 vs 6000 mAh
  • Faster charging: 100W vs 90W
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (89/100 vs 46/100)
  • Longer battery life (86/100 vs 65/100)
  • Better display (94/100 vs 79/100)

What makes Vivo Y400 better?

  • Lighter: 197g vs 219g
  • Cheaper at launch: $230 vs $350

  • Better portability (62/100 vs 40/100)

Comparison verdict

Comparing the Redmi K80 Ultra vs the Vivo Y400, the Redmi K80 Ultra scores 21 points higher (73/100 vs 52/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 46/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 65/100). Value score: Redmi K80 Ultra — 80/100, Vivo Y400 — 58/100; 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 K80 Ultra significantly outperforms the Vivo Y400 (89/100 vs 46/100). In the "display" category, the Redmi K80 Ultra notably outperforms the Vivo Y400 (94/100 vs 79/100). In the "camera" category, both devices are on the same level — 37/100. In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo Y400 (86/100 vs 65/100). In the "portability" category, the Vivo Y400 notably outperforms the Redmi K80 Ultra (62/100 vs 40/100).

Redmi K80 Ultra: The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.

Specs comparison

Specification Redmi K80 Ultra Vivo Y400
Processor MediaTek Dimensity 9400+ Qualcomm Snapdragon 4 Gen 2
AnTuTu 2874956 568395
Geekbench Single 2729 915
Geekbench Multi 8430 2115
Display 6.8" OLED 6.7" AMOLED
Resolution 1280x2772 1080x2400
Refresh rate 144 Hz 120 Hz
Battery 7410 mAh 6000 mAh
Charging 100W 90W
Main camera 50 MP 50 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 32 MP
RAM 12GB / 16GB 8GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 15 Android 15
Brightness (peak) 3200 nits 1800 nits
NFC yes yes
Protection IP68 IP69
Dimensions — 162.3×75.3×7.9 mm
Weight 219 g 197 g
Launch price $350 $230

Camera comparison

Redmi K80 Ultra

  • Main: 50MP f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
37
camera

Vivo Y400

  • Main: 50MP f/1.8
  • Front: 32MP
37
camera

Display comparison

Redmi K80 Ultra

  • 6.8" OLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
94
display

Vivo Y400

  • 6.7" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
79
display

Battery and charging

Redmi K80 Ultra

  • 7410 mAh
  • Wired: 100W
  • Wireless charging: no data
86
battery

Vivo Y400

  • 6000 mAh
  • Wired: 90W
  • No wireless charging
65
battery

Overall performance score

We compared Redmi K80 Ultra and Vivo Y400, covering their specs and all relevant benchmarks.

Redmi K80 Ultra MediaTek Dimensity 9400+
73/100
2874956 AnTuTu
Vivo Y400 Qualcomm Snapdragon 4 Gen 2
52/100 -405.8%
568395 AnTuTu

Redmi K80 Ultra leads Vivo Y400 by 405.8% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Redmi K80 Ultra

$350

Vivo Y400

$230

Launch price difference: $120. Vivo Y400 was $120 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Redmi K80 Ultra significantly outperforms the Vivo Y400 (89/100 vs 46/100).

display

In the "display" category, the Redmi K80 Ultra notably outperforms the Vivo Y400 (94/100 vs 79/100).

camera

In the "camera" category, both devices are on the same level — 37/100.

battery

In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo Y400 (86/100 vs 65/100).

portability

In the "portability" category, the Vivo Y400 notably outperforms the Redmi K80 Ultra (62/100 vs 40/100).

Frequently asked questions

Which is better: the Redmi K80 Ultra or the Vivo Y400?

The Redmi K80 Ultra significantly outperforms the Vivo Y400 by 21 points (73/100 vs 52/100).

What is the rating of the Redmi K80 Ultra and the Vivo Y400?

The Redmi K80 Ultra has a MobileRank rating of 73/100, the Vivo Y400 — 52/100.

Which is more powerful: the Redmi K80 Ultra or the Vivo Y400?

The Redmi K80 Ultra leads on performance (89/100 vs 46/100).

Should you choose the Redmi K80 Ultra over the Vivo Y400?

The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.