Redmi K50i vs Vivo iQOO Z7

The Redmi K50i (2022) runs on the MediaTek Dimensity 8100, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Redmi K50i leads — 37/100 vs 26/100 (a 11-point difference). Key differences: the Redmi K50i has the bigger battery (5080 mAh vs 4500); the Vivo iQOO Z7 is noticeably lighter (173g vs 200g).

The Redmi K50i is noticeably better than the Vivo iQOO Z7 — the overall rating gap is 11 points.
Profile comparison
Category scores
Redmi K50i
Performance 8
Display 100
Camera 40
Battery 50
Design 50
Value for money 55
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Redmi K50i better?
  • Bigger battery: 5080 vs 4500 mAh
  • Faster charging: 67W vs 44W
  • Higher refresh rate: 144Hz vs 90Hz

  • Higher performance (8/100 vs 0/100)
  • Better camera (40/100 vs 37/100)
  • Longer battery life (50/100 vs 30/100)
  • Better display (100/100 vs 50/100)
What makes Vivo iQOO Z7 better?
  • Lighter: 173g vs 200g

  • Better design/ergonomics (83/100 vs 50/100)
Comparison verdict

Comparing the Redmi K50i vs the Vivo iQOO Z7, the Redmi K50i scores 11 points higher (37/100 vs 26/100). In the "battery" category, the Redmi K50i leads (50/100 vs 30/100). In the "performance" category, the Redmi K50i is a bit better (8/100 vs 0/100). In the "display" category, the Redmi K50i significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Redmi K50i and the Vivo iQOO Z7 are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K50i notably outperforms the Vivo iQOO Z7 (50/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 significantly outperforms the Redmi K50i (83/100 vs 50/100). In the "value for money" category, both devices are on the same level — 55/100.

Redmi K50i: The Redmi K50i is a better fit for everyday use.
Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Specs comparison
Specification Redmi K50i Vivo iQOO Z7
Processor MediaTek Dimensity 8100 MediaTek Dimensity 920
AnTuTu 1089139
Geekbench Single 1139
Geekbench Multi 3842
Display 6.6" FFS LCD 6.4" AMOLED
Resolution 1080x2460 1080x2400
Refresh rate 144 Hz 90 Hz
Battery 5080 mAh 4500 mAh
Charging 67W 44W
Main camera 64 MP 64 MP
Ultrawide 8 MP 0 MP
Front camera 16 MP 16 MP
RAM 6GB / 8GB 6GB / 8GB
Storage 128GB / 256GB 128GB
OS Android 12, MIUI 13 Android 13, Funtouch 13
Brightness (peak) 650 nits 1300 nits
NFC no no
Protection IP53 IP54
Dimensions 163.6×74.3×8.9 mm 158.9×73.5×7.8 mm
Weight 200 g 173 g
Price
Camera comparison
Redmi K50i
  • Main: 64MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 16MP
40
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Redmi K50i
  • 6.6" FFS LCD
  • Resolution: 1080x2460
  • Refresh rate: 144 Hz
100
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Redmi K50i
  • 5080 mAh
  • Wired: 67W
  • No wireless charging
50
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Benchmarks
Detailed category analysis
performance

In the "performance" category, the Redmi K50i is a bit better (8/100 vs 0/100).

display

In the "display" category, the Redmi K50i significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).

camera

In the "camera" category, the Redmi K50i and the Vivo iQOO Z7 are nearly equal (40/100 vs 37/100).

battery

In the "battery" category, the Redmi K50i notably outperforms the Vivo iQOO Z7 (50/100 vs 30/100).

design

In the "design" category, the Vivo iQOO Z7 significantly outperforms the Redmi K50i (83/100 vs 50/100).

value for money

In the "value for money" category, both devices are on the same level — 55/100.

Frequently asked questions
Which is better: the Redmi K50i or the Vivo iQOO Z7?

The Redmi K50i is noticeably better than the Vivo iQOO Z7 — the overall rating gap is 11 points.

What is the rating of the Redmi K50i and the Vivo iQOO Z7?

The Redmi K50i has a MobileRank rating of 37/100, the Vivo iQOO Z7 — 26/100.

Which is more powerful: the Redmi K50i or the Vivo iQOO Z7?

The Redmi K50i leads on performance (8/100 vs 0/100).

Should you choose the Redmi K50i over the Vivo iQOO Z7?

The Redmi K50i is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.