Redmi K70 Ultra vs Vivo iQOO Z6 (China)

The Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Redmi K70 Ultra leads — 54/100 vs 31/100 (a 23-point difference). Key differences: the Redmi K70 Ultra has the bigger battery (5500 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 213g).

The Redmi K70 Ultra significantly outperforms the Vivo iQOO Z6 (China) by 23 points (54/100 vs 31/100).
Profile comparison
Category scores
Redmi K70 Ultra
Performance 46
Display 100
Camera 32
Battery 68
Design 33
Value for money 84
Vivo iQOO Z6 (China)
Performance 0
Display 100
Camera 34
Battery 39
Design 57
Value for money 55
What makes Redmi K70 Ultra better?
  • Bigger battery: 5500 vs 4500 mAh
  • Faster charging: 120W vs 80W
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (46/100 vs 0/100)
  • Longer battery life (68/100 vs 39/100)
  • Better value for money (84/100 vs 55/100)
What makes Vivo iQOO Z6 (China) better?
  • Better main camera: 64MP vs 50MP
  • Lighter: 194g vs 213g

  • Better camera (34/100 vs 32/100)
  • Better design/ergonomics (57/100 vs 33/100)
Comparison verdict

Comparing the Redmi K70 Ultra vs the Vivo iQOO Z6 (China), the Redmi K70 Ultra scores 23 points higher (54/100 vs 31/100). In the "performance" category, the Redmi K70 Ultra leads (46/100 vs 0/100). In the "battery" category, the Redmi K70 Ultra leads (68/100 vs 39/100). In the "value for money" category, the Redmi K70 Ultra leads (84/100 vs 55/100). In the "performance" category, the Redmi K70 Ultra significantly outperforms the Vivo iQOO Z6 (China) (46/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO Z6 (China) and the Redmi K70 Ultra are nearly equal (34/100 vs 32/100). In the "battery" category, the Redmi K70 Ultra notably outperforms the Vivo iQOO Z6 (China) (68/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) notably outperforms the Redmi K70 Ultra (57/100 vs 33/100). In the "value for money" category, the Redmi K70 Ultra notably outperforms the Vivo iQOO Z6 (China) (84/100 vs 55/100).

Redmi K70 Ultra: The Redmi K70 Ultra is a better fit for budget-conscious buyers.
Vivo iQOO Z6 (China): The Vivo iQOO Z6 (China) is a better fit for everyday use.
Specs comparison
Specification Redmi K70 Ultra Vivo iQOO Z6 (China)
Processor MediaTek Dimensity 9300+ Qualcomm Snapdragon 778G+ 5G
AnTuTu 2384849
Geekbench Single 2250
Geekbench Multi 7315
Display 6.7" OLED 6.6" IPS LCD
Resolution 1220x2712 1080x2388
Refresh rate 144 Hz 120 Hz
Battery 5500 mAh 4500 mAh
Charging 120W 80W
Main camera 50 MP 64 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 8 MP
RAM 12GB / 16GB / 24GB 8GB / 12GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 14 Android 12, Origin OS Ocean
Brightness (peak) 4000 nits 650 nits
NFC yes yes
Protection IP68
Dimensions 160.4×75.1×8.4 mm 164.0×75.8×8.6 mm
Weight 213 g 194 g
Price $375
Camera comparison
Redmi K70 Ultra
  • Main: 50MP f/f/1.7
  • Ultrawide: 8MP
  • Front: 20MP
32
camera
Vivo iQOO Z6 (China)
  • Main: 64MP f/f/1.8
  • Front: 8MP
34
camera
Display comparison
Redmi K70 Ultra
  • 6.7" OLED
  • Resolution: 1220x2712
  • Refresh rate: 144 Hz
100
display
Vivo iQOO Z6 (China)
  • 6.6" IPS LCD
  • Resolution: 1080x2388
  • Refresh rate: 120 Hz
100
display
Battery and charging
Redmi K70 Ultra
  • 5500 mAh
  • Wired: 120W
  • No wireless charging
68
battery
Vivo iQOO Z6 (China)
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Benchmarks
Price and availability
Redmi K70 Ultra
$375
Vivo iQOO Z6 (China)
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K70 Ultra significantly outperforms the Vivo iQOO Z6 (China) (46/100 vs 0/100).

display

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

camera

In the "camera" category, the Vivo iQOO Z6 (China) and the Redmi K70 Ultra are nearly equal (34/100 vs 32/100).

battery

In the "battery" category, the Redmi K70 Ultra notably outperforms the Vivo iQOO Z6 (China) (68/100 vs 39/100).

design

In the "design" category, the Vivo iQOO Z6 (China) notably outperforms the Redmi K70 Ultra (57/100 vs 33/100).

value for money

In the "value for money" category, the Redmi K70 Ultra notably outperforms the Vivo iQOO Z6 (China) (84/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K70 Ultra or the Vivo iQOO Z6 (China)?

The Redmi K70 Ultra significantly outperforms the Vivo iQOO Z6 (China) by 23 points (54/100 vs 31/100).

What is the rating of the Redmi K70 Ultra and the Vivo iQOO Z6 (China)?

The Redmi K70 Ultra has a MobileRank rating of 54/100, the Vivo iQOO Z6 (China) — 31/100.

Which is more powerful: the Redmi K70 Ultra or the Vivo iQOO Z6 (China)?

The Redmi K70 Ultra leads on performance (46/100 vs 0/100).

Should you choose the Redmi K70 Ultra over the Vivo iQOO Z6 (China)?

The Redmi K70 Ultra is a better fit for budget-conscious buyers. The Vivo iQOO Z6 (China) is a better fit for everyday use.