Redmi K80 Ultra vs Vivo iQOO 15T

The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500; estimated prices are $350 and $499. By overall MobileRank rating, the Vivo iQOO 15T leads — 75/100 vs 60/100 (a 15-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 7410); the main camera is 50 MP vs 200 MP; the Vivo iQOO 15T is faster in AnTuTu (3,815,522 vs 2,876,004).

The Vivo iQOO 15T is noticeably better than the Redmi K80 Ultra — the overall rating gap is 15 points.
Profile comparison
Category scores
Redmi K80 Ultra
Performance 61
Display 100
Camera 32
Battery 72
Design 26
Value for money 86
Vivo iQOO 15T
Performance 82
Display 100
Camera 63
Battery 74
Design 30
Value for money 75
What makes Redmi K80 Ultra better?
  • Cheaper: $350 vs $499

  • Better value for money (86/100 vs 75/100)
What makes Vivo iQOO 15T better?
  • Higher AnTuTu: 3815522 vs 2876004
  • Better Geekbench Single: 3228 vs 2729
  • Better Geekbench Multi: 9553 vs 8430
  • Bigger battery: 8000 vs 7410 mAh
  • Better main camera: 200MP vs 50MP
  • Lighter: 216g vs 219g

  • Higher performance (82/100 vs 61/100)
  • Better camera (63/100 vs 32/100)
  • Longer battery life (74/100 vs 72/100)
  • Better design/ergonomics (30/100 vs 26/100)
Comparison verdict

Comparing the Redmi K80 Ultra vs the Vivo iQOO 15T, the Vivo iQOO 15T scores 15 points higher (75/100 vs 60/100). In the "performance" category, the Vivo iQOO 15T leads (82/100 vs 61/100). In the "camera" category, the Vivo iQOO 15T leads (63/100 vs 32/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 75/100). In the "performance" category, the Vivo iQOO 15T notably outperforms the Redmi K80 Ultra (82/100 vs 61/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15T significantly outperforms the Redmi K80 Ultra (63/100 vs 32/100). In the "battery" category, the Vivo iQOO 15T and the Redmi K80 Ultra are nearly equal (74/100 vs 72/100). In the "design" category, the Vivo iQOO 15T and the Redmi K80 Ultra are nearly equal (30/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra is a bit better (86/100 vs 75/100).

Redmi K80 Ultra: The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.
Vivo iQOO 15T: The Vivo iQOO 15T is a better fit for gamers and power users, budget-conscious buyers.
Specs comparison
Specification Redmi K80 Ultra Vivo iQOO 15T
Processor MediaTek Dimensity 9400+ MediaTek Dimensity 9500
AnTuTu 2876004 3815522
Geekbench Single 2729 3228
Geekbench Multi 8430 9553
Display 6.8" OLED 6.8" LTPO AMOLED
Resolution 1280x2772 1440x3168
Refresh rate 144 Hz 144 Hz
Battery 7410 mAh 8000 mAh
Charging 100W 100W
Main camera 50 MP 200 MP
Ultrawide 8 MP 50 MP
Front camera 20 MP 16 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB / 1TB 256GB / 512GB / 1TB
OS Android 15 Android 16
Brightness (peak) 3200 nits
NFC yes yes
Protection IP68 IP68
Weight 219 g 216 g
Price $350 $499
Camera comparison
Redmi K80 Ultra
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
32
camera
Vivo iQOO 15T
  • Main: 200MP f/f/1.8
  • Ultrawide: 50MP
  • Front: 16MP
63
camera
Display comparison
Redmi K80 Ultra
  • 6.8" OLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
100
display
Vivo iQOO 15T
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
100
display
Battery and charging
Redmi K80 Ultra
  • 7410 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Vivo iQOO 15T
  • 8000 mAh
  • Wired: 100W
  • No wireless charging
74
battery
Overall performance score

We compared Redmi K80 Ultra and Vivo iQOO 15T, covering their specs and all relevant benchmarks.

Redmi K80 Ultra MediaTek Dimensity 9400+
60/100
2876004 AnTuTu
Vivo iQOO 15T MediaTek Dimensity 9500
75/100 +24.6%
3815522 AnTuTu

Vivo iQOO 15T leads Redmi K80 Ultra by 24.6% in our overall performance rating.

Benchmarks
Price and availability
Redmi K80 Ultra
$350
Vivo iQOO 15T
$499

Price difference: $149. Redmi K80 Ultra is cheaper by $149.

Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15T notably outperforms the Redmi K80 Ultra (82/100 vs 61/100).

display

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

camera

In the "camera" category, the Vivo iQOO 15T significantly outperforms the Redmi K80 Ultra (63/100 vs 32/100).

battery

In the "battery" category, the Vivo iQOO 15T and the Redmi K80 Ultra are nearly equal (74/100 vs 72/100).

design

In the "design" category, the Vivo iQOO 15T and the Redmi K80 Ultra are nearly equal (30/100 vs 26/100).

value for money

In the "value for money" category, the Redmi K80 Ultra is a bit better (86/100 vs 75/100).

Frequently asked questions
Which is better: the Redmi K80 Ultra or the Vivo iQOO 15T?

The Vivo iQOO 15T is noticeably better than the Redmi K80 Ultra — the overall rating gap is 15 points.

What is the rating of the Redmi K80 Ultra and the Vivo iQOO 15T?

The Redmi K80 Ultra has a MobileRank rating of 60/100, the Vivo iQOO 15T — 75/100.

Which has the better camera: the Redmi K80 Ultra or the Vivo iQOO 15T?

The Vivo iQOO 15T leads on camera score (63/100 vs 32/100).

Which is more powerful: the Redmi K80 Ultra or the Vivo iQOO 15T?

The Vivo iQOO 15T leads on performance (82/100 vs 61/100).

Should you choose the Redmi K80 Ultra over the Vivo iQOO 15T?

The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers. The Vivo iQOO 15T is a better fit for gamers and power users, budget-conscious buyers.