Redmi K40S vs Vivo iQOO Z9 (India)
The Redmi K40S (2022) runs on the Qualcomm Snapdragon 870 5G, while the Vivo iQOO Z9 (India) (2024) runs on the MediaTek Dimensity 7200. By overall MobileRank rating, the Redmi K40S leads — 33/100 vs 30/100 (a 3-point difference). Key differences: the Vivo iQOO Z9 (India) has the bigger battery (5000 mAh vs 4500); the main camera is 48 MP vs 50 MP; the Redmi K40S has NFC for contactless payments, the Vivo iQOO Z9 (India) doesn't.
Redmi K40S
Vivo iQOO Z9 (India)
- Faster charging: 67W vs 44W
- Higher performance (8/100 vs 0/100)
- Better camera (31/100 vs 27/100)
- Bigger battery: 5000 vs 4500 mAh
- Better main camera: 50MP vs 48MP
- Lighter: 188g vs 195g
- Longer battery life (42/100 vs 35/100)
- Better design/ergonomics (65/100 vs 56/100)
Comparing the Redmi K40S vs the Vivo iQOO Z9 (India), the Redmi K40S scores 3 points higher (33/100 vs 30/100). In the "performance" category, the Redmi K40S is a bit better (8/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K40S and the Vivo iQOO Z9 (India) are nearly equal (31/100 vs 27/100). In the "battery" category, the Vivo iQOO Z9 (India) is a bit better (42/100 vs 35/100). In the "design" category, the Vivo iQOO Z9 (India) is a bit better (65/100 vs 56/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Redmi K40S | Vivo iQOO Z9 (India) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 870 5G | MediaTek Dimensity 7200 | |
| AnTuTu | 1010069 | — | |
| Geekbench Single | 1298 | — | |
| Geekbench Multi | 3520 | — | |
| Display | 6.7" AMOLED | 6.7" AMOLED | |
| Resolution | 1080x2400 | 1080x2400 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 5000 mAh | |
| Charging | 67W | 44W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 6GB / 8GB / 12GB | 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 12, MIUI 13 | Android 14, Funtouch 14 | |
| Brightness (peak) | 1300 nits | 1800 nits | |
| NFC | yes | no | |
| Protection | — | IP54 | |
| Dimensions | 163.2×76.0×7.7 mm | 163.2×75.8×7.8 mm | |
| Weight | 195 g | 188 g | |
| Price | — | — |
Redmi K40S
- Main: 48MP f/f/1.8
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO Z9 (India)
- Main: 50MP f/f/1.8
- Front: 16MP
Redmi K40S
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo iQOO Z9 (India)
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Redmi K40S
- 4500 mAh
- Wired: 67W
- No wireless charging
Vivo iQOO Z9 (India)
- 5000 mAh
- Wired: 44W
- No wireless charging
performance
In the "performance" category, the Redmi K40S is a bit better (8/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K40S and the Vivo iQOO Z9 (India) are nearly equal (31/100 vs 27/100).
battery
In the "battery" category, the Vivo iQOO Z9 (India) is a bit better (42/100 vs 35/100).
design
In the "design" category, the Vivo iQOO Z9 (India) is a bit better (65/100 vs 56/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Redmi K40S or the Vivo iQOO Z9 (India)?
The Redmi K40S edges out the Vivo iQOO Z9 (India) by just 3 points — the two devices are very close in overall level.
What is the rating of the Redmi K40S and the Vivo iQOO Z9 (India)?
The Redmi K40S has a MobileRank rating of 33/100, the Vivo iQOO Z9 (India) — 30/100.
Which is more powerful: the Redmi K40S or the Vivo iQOO Z9 (India)?
The Redmi K40S leads on performance (8/100 vs 0/100).
Should you choose the Redmi K40S over the Vivo iQOO Z9 (India)?
The Redmi K40S is a better fit for everyday use. The Vivo iQOO Z9 (India) is a better fit for everyday use.