Redmi K40S vs Vivo iQOO Z6 (China)
The Redmi K40S (2022) runs on the Qualcomm Snapdragon 870 5G, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Redmi K40S leads — 54/100 vs 50/100 (a 4-point difference). Key differences: the main camera is 48 MP vs 64 MP; the Redmi K40S is faster in AnTuTu (1,010,069 vs 820,210).
Profile comparison
Category scores
Redmi K40S
Vivo iQOO Z6 (China)
What makes Redmi K40S better?
- Higher AnTuTu: 1010069 vs 820210
- Better Geekbench Single: 1298 vs 1059
- Better Geekbench Multi: 3520 vs 3012
- Higher performance (61/100 vs 55/100)
- Better display (79/100 vs 66/100)
- Better portability (65/100 vs 56/100)
What makes Vivo iQOO Z6 (China) better?
- Faster charging: 80W vs 67W
- Better main camera: 64MP vs 48MP
- Lighter: 194g vs 195g
- Better camera (37/100 vs 36/100)
- Longer battery life (45/100 vs 42/100)
Comparison verdict
Comparing the Redmi K40S vs the Vivo iQOO Z6 (China), the Redmi K40S scores 4 points higher (54/100 vs 50/100). In the "performance" category, the Redmi K40S is a bit better (61/100 vs 55/100). In the "display" category, the Redmi K40S is a bit better (79/100 vs 66/100). In the "camera" category, the Vivo iQOO Z6 (China) and the Redmi K40S are nearly equal (37/100 vs 36/100). In the "battery" category, the Vivo iQOO Z6 (China) and the Redmi K40S are nearly equal (45/100 vs 42/100). In the "portability" category, the Redmi K40S is a bit better (65/100 vs 56/100).
Specs comparison
| Specification | Redmi K40S | Vivo iQOO Z6 (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 870 5G | Qualcomm Snapdragon 778G+ 5G | |
| AnTuTu | 1010069 | 820210 | |
| Geekbench Single | 1298 | 1059 | |
| Geekbench Multi | 3520 | 3012 | |
| Display | 6.7" AMOLED | 6.6" IPS LCD | |
| Resolution | 1080x2400 | 1080x2388 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 4500 mAh | |
| Charging | 67W | 80W | |
| Main camera | 48 MP | 64 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 6GB / 8GB / 12GB | 8GB / 12GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 12, MIUI 13 | Android 12, Origin OS Ocean | |
| Brightness (peak) | 1300 nits | 650 nits | |
| NFC | yes | yes | |
| Dimensions | 163.2×76.0×7.7 mm | 164.0×75.8×8.6 mm | |
| Weight | 195 g | 194 g | |
| Launch price | — | — |
Camera comparison
Redmi K40S
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO Z6 (China)
- Main: 64MP f/1.8
- Front: 8MP
Display comparison
Redmi K40S
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Battery and charging
Redmi K40S
- 4500 mAh
- Wired: 67W
- No wireless charging
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Redmi K40S and Vivo iQOO Z6 (China), covering their specs and all relevant benchmarks.
Redmi K40S leads Vivo iQOO Z6 (China) by 23.1% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Redmi K40S is a bit better (61/100 vs 55/100).
display
In the "display" category, the Redmi K40S is a bit better (79/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO Z6 (China) and the Redmi K40S are nearly equal (37/100 vs 36/100).
battery
In the "battery" category, the Vivo iQOO Z6 (China) and the Redmi K40S are nearly equal (45/100 vs 42/100).
portability
In the "portability" category, the Redmi K40S is a bit better (65/100 vs 56/100).
Frequently asked questions
Which is better: the Redmi K40S or the Vivo iQOO Z6 (China)?
The Redmi K40S edges out the Vivo iQOO Z6 (China) by just 4 points — the two devices are very close in overall level.
What is the rating of the Redmi K40S and the Vivo iQOO Z6 (China)?
The Redmi K40S has a MobileRank rating of 54/100, the Vivo iQOO Z6 (China) — 50/100.
Which is more powerful: the Redmi K40S or the Vivo iQOO Z6 (China)?
The Redmi K40S leads on performance (61/100 vs 55/100).
Should you choose the Redmi K40S over the Vivo iQOO Z6 (China)?
The Redmi K40S is a better fit for active users.