Redmi K40 Pro vs Vivo iQOO Z7

The Redmi K40 Pro (2021) runs on the Qualcomm Snapdragon 888, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Redmi K40 Pro leads — 36/100 vs 26/100 (a 10-point difference). Key differences: the Redmi K40 Pro has the bigger battery (4520 mAh vs 4500); the Redmi K40 Pro has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 196g).

The Redmi K40 Pro is noticeably better than the Vivo iQOO Z7 — the overall rating gap is 10 points.
Profile comparison
Category scores
Redmi K40 Pro
Performance 11
Display 100
Camera 41
Battery 28
Design 55
Value for money 55
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Redmi K40 Pro better?
  • Bigger battery: 4520 vs 4500 mAh
  • Higher refresh rate: 120Hz vs 90Hz

  • Higher performance (11/100 vs 0/100)
  • Better camera (41/100 vs 37/100)
  • Better display (100/100 vs 50/100)
What makes Vivo iQOO Z7 better?
  • Faster charging: 44W vs 33W
  • Lighter: 173g vs 196g

  • Longer battery life (30/100 vs 28/100)
  • Better design/ergonomics (83/100 vs 55/100)
Comparison verdict

Comparing the Redmi K40 Pro vs the Vivo iQOO Z7, the Redmi K40 Pro scores 10 points higher (36/100 vs 26/100). In the "performance" category, the Redmi K40 Pro leads (11/100 vs 0/100). In the "performance" category, the Redmi K40 Pro is a bit better (11/100 vs 0/100). In the "display" category, the Redmi K40 Pro significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Redmi K40 Pro and the Vivo iQOO Z7 are nearly equal (41/100 vs 37/100). In the "battery" category, the Vivo iQOO Z7 and the Redmi K40 Pro are nearly equal (30/100 vs 28/100). In the "design" category, the Vivo iQOO Z7 notably outperforms the Redmi K40 Pro (83/100 vs 55/100). In the "value for money" category, both devices are on the same level — 55/100.

Redmi K40 Pro: The Redmi K40 Pro 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 K40 Pro Vivo iQOO Z7
Processor Qualcomm Snapdragon 888 MediaTek Dimensity 920
AnTuTu 1119714
Geekbench Single 1488
Geekbench Multi 3373
Display 6.7" Super AMOLED 6.4" AMOLED
Resolution 1080x2400 1080x2400
Refresh rate 120 Hz 90 Hz
Battery 4520 mAh 4500 mAh
Charging 33W 44W
Main camera 64 MP 64 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 16 MP
RAM 6GB / 8GB 6GB / 8GB
Storage 128GB / 256GB 128GB
OS Android 11, MIUI 12 Android 13, Funtouch 13
Brightness (peak) 1300 nits 1300 nits
NFC yes no
Protection IP53 IP54
Dimensions 163.7×76.4×7.8 mm 158.9×73.5×7.8 mm
Weight 196 g 173 g
Price
Camera comparison
Redmi K40 Pro
  • Main: 64MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
41
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Redmi K40 Pro
  • 6.7" Super AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Redmi K40 Pro
  • 4520 mAh
  • Wired: 33W
  • No wireless charging
28
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Benchmarks
Detailed category analysis
performance

In the "performance" category, the Redmi K40 Pro is a bit better (11/100 vs 0/100).

display

In the "display" category, the Redmi K40 Pro significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).

camera

In the "camera" category, the Redmi K40 Pro and the Vivo iQOO Z7 are nearly equal (41/100 vs 37/100).

battery

In the "battery" category, the Vivo iQOO Z7 and the Redmi K40 Pro are nearly equal (30/100 vs 28/100).

design

In the "design" category, the Vivo iQOO Z7 notably outperforms the Redmi K40 Pro (83/100 vs 55/100).

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 K40 Pro or the Vivo iQOO Z7?

The Redmi K40 Pro is noticeably better than the Vivo iQOO Z7 — the overall rating gap is 10 points.

What is the rating of the Redmi K40 Pro and the Vivo iQOO Z7?

The Redmi K40 Pro has a MobileRank rating of 36/100, the Vivo iQOO Z7 — 26/100.

Which is more powerful: the Redmi K40 Pro or the Vivo iQOO Z7?

The Redmi K40 Pro leads on performance (11/100 vs 0/100).

Should you choose the Redmi K40 Pro over the Vivo iQOO Z7?

The Redmi K40 Pro is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.