Redmi K80 Ultra vs Vivo iQOO Z11S

The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Vivo iQOO Z11S (2026) runs on the MediaTek Dimensity 7500; launch prices were $350 and $296. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 57/100 (a 16-point difference). Key differences: the Vivo iQOO Z11S has the bigger battery (10000 mAh vs 7410); the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 1,099,769).

The Redmi K80 Ultra is noticeably better than the Vivo iQOO Z11S — the overall rating gap is 16 points.

Profile comparison

Category scores

Redmi K80 Ultra

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

Vivo iQOO Z11S

Performance 60
Display 94
Camera 30
Battery 68
Portability 38
Value for money 54

What makes Redmi K80 Ultra better?

  • Higher AnTuTu: 2874956 vs 1099769
  • Better Geekbench Single: 2729 vs 1089
  • Better Geekbench Multi: 8430 vs 3276
  • Faster charging: 100W vs 44W
  • Lighter: 219g vs 225g

  • Higher performance (89/100 vs 60/100)
  • Better camera (37/100 vs 30/100)
  • Longer battery life (86/100 vs 68/100)
  • Better portability (40/100 vs 38/100)

What makes Vivo iQOO Z11S better?

  • Bigger battery: 10000 vs 7410 mAh
  • Cheaper at launch: $296 vs $350

  • Overall rating 57/100

Comparison verdict

Comparing the Redmi K80 Ultra vs the Vivo iQOO Z11S, the Redmi K80 Ultra scores 16 points higher (73/100 vs 57/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 60/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 68/100). Value score: Redmi K80 Ultra — 80/100, Vivo iQOO Z11S — 54/100; 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 notably outperforms the Vivo iQOO Z11S (89/100 vs 60/100). In the "display" category, both devices are on the same level — 94/100. In the "camera" category, the Redmi K80 Ultra is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO Z11S (86/100 vs 68/100). In the "portability" category, the Redmi K80 Ultra and the Vivo iQOO Z11S are nearly equal (40/100 vs 38/100).

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.
Vivo iQOO Z11S: The Vivo iQOO Z11S is a better fit for active users.

Specs comparison

Specification Redmi K80 Ultra Vivo iQOO Z11S
Processor MediaTek Dimensity 9400+ MediaTek Dimensity 7500
AnTuTu 2874956 1099769
Geekbench Single 2729 1089
Geekbench Multi 8430 3276
Display 6.8" OLED 6.8" AMOLED
Resolution 1280x2772 1260x2800
Refresh rate 144 Hz 144 Hz
Battery 7410 mAh 10000 mAh
Charging 100W 44W
Main camera 50 MP 50 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 8 MP
RAM 12GB / 16GB 8GB / 12GB
Storage 256GB / 512GB / 1TB 128GB / 256GB / 512GB
OS Android 15 Android 16 / OriginOS 6
Brightness (peak) 3200 nits 2000 nits
NFC yes yes
Protection IP68 IP68/IP69
Dimensions — 163.9×76.5×8.6 mm
Weight 219 g 225 g
Launch price $350 $296

Camera comparison

Redmi K80 Ultra

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

Vivo iQOO Z11S

  • Main: 50MP f/1.8
  • Front: 8MP
30
camera

Display comparison

Redmi K80 Ultra

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

Vivo iQOO Z11S

  • 6.8" AMOLED
  • Resolution: 1260x2800
  • Refresh rate: 144 Hz
94
display

Battery and charging

Redmi K80 Ultra

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

Vivo iQOO Z11S

  • 10000 mAh
  • Wired: 44W
  • No wireless charging
68
battery

Overall performance score

We compared Redmi K80 Ultra and Vivo iQOO Z11S, covering their specs and all relevant benchmarks.

Redmi K80 Ultra MediaTek Dimensity 9400+
73/100
2874956 AnTuTu
Vivo iQOO Z11S MediaTek Dimensity 7500
57/100 -161.4%
1099769 AnTuTu

Redmi K80 Ultra leads Vivo iQOO Z11S by 161.4% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Redmi K80 Ultra

$350

Vivo iQOO Z11S

$296

Launch price difference: $54. Vivo iQOO Z11S was $54 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO Z11S (89/100 vs 60/100).

display

In the "display" category, both devices are on the same level — 94/100.

camera

In the "camera" category, the Redmi K80 Ultra is a bit better (37/100 vs 30/100).

battery

In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO Z11S (86/100 vs 68/100).

portability

In the "portability" category, the Redmi K80 Ultra and the Vivo iQOO Z11S are nearly equal (40/100 vs 38/100).

Frequently asked questions

Which is better: the Redmi K80 Ultra or the Vivo iQOO Z11S?

The Redmi K80 Ultra is noticeably better than the Vivo iQOO Z11S — the overall rating gap is 16 points.

What is the rating of the Redmi K80 Ultra and the Vivo iQOO Z11S?

The Redmi K80 Ultra has a MobileRank rating of 73/100, the Vivo iQOO Z11S — 57/100.

Which has the better camera: the Redmi K80 Ultra or the Vivo iQOO Z11S?

The Redmi K80 Ultra leads on camera score (37/100 vs 30/100).

Which is more powerful: the Redmi K80 Ultra or the Vivo iQOO Z11S?

The Redmi K80 Ultra leads on performance (89/100 vs 60/100).

Should you choose the Redmi K80 Ultra over the Vivo iQOO Z11S?

The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo iQOO Z11S is a better fit for active users.