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Redmi K40S Vs Vivo Y400 5G - Comparison

Side By Side Comparison of Redmi K40S and Vivo Y400 5G. Redmi K40S vs Vivo Y400 5G comparison to compare Processor, display, RAM, Storage and other features.

This page was last updated on 10, June 2026

Product Name Redmi K40S Vivo Y400 5G
Product Image Redmi K40S Vivo Y400 5G
Specs score
92.92
97.4
Price Rs.0 Rs.21999
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Action
Pros
Cons
Manufacturer Xiaomi Vivo
Released On March 2022 4th August 2025
Weight (Grams) 195.00 197.00
Colors Aurora, Black, Green, Silver, Glam White, Olive Green
Dimensions 163.20 x 75.95 x 7.70 162.29 x 75.31 x 7.90
Body Material Case: Aluminium alloy Back: Plastic
Water Resistance IP69
Dust Resistance
Display
Screen Size 6.67 6.67
Touchscreen Yes Yes
Touchscreen Type AMOLED AMOLED
Resolution 1080x2400 pixels 2400 x 1080 pixels
Screen Protection Corning Gorilla Glass 5
Pixel density 395 394
Screen to body ratio 86.71
Display Features -Capacitive Touchscreen, Multi-touch
-3D curved glass screen
-120 Hz refresh rate
-HDR10+
Software
Operating System Android v11.0 Android 15
Custom OS MIUI 13
Processor
Processor Octa core 3.2 GHz + 2.42 GHz + 1.8 GHz octa-core
Chipset Qualcomm Snapdragon 870 Qualcomm Snapdragon 4 Gen 2
GPU Adreno 650
Cooling System
Memory
RAM 8GB (LPDDR5) 8GB
Internal Storage 256GB (UFS 3.1) 128GB, 256GB
Expandable Storage No Yes (1TB)
Camera
Rear Camera 48+ 8+ 2 MP 50+ 2 MP
Flash Yes, Dual-color LED Flash Yes
Zoom
Rear Camera Video Recording 3840x2160 @ 30 fps, 1920x1080 @ 60/30 fps, 1280x720 @ 30 fps
Front Camera 20-megapixel 32-megapixel
Front Flash No
Front Camera Video Recording 1920x1080 @ 30 fps, 1280x720 @ 30 fps
Connectivity
5G Yes Yes
4G Yes Yes
WI-FI Yes, Wi-Fi 802.11, a/ac/ax/b/g/n/n 5GHz Yes
Bluetooth Yes, v 5.20 Yes
GPS Yes, with A-GPS, Glonass Yes
NFC Yes No
USB USB Type-C 2.0 Yes
Sensors
Fingerprint Yes
Accelerometer Yes Yes
Proximity Yes Yes
Compass/ Magnetometer Yes Yes
Proximity Yes Yes
Gyroccope Yes Yes
Barometer No
Temperature No
Audio
Headphone Port Type-C Type-C
Audio Features
Battery
Battery Capacity 4500 6000
Fast Charging Yes, 67w Fast Charge 90W Fast Charging
Wireless Charging No
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Redmi K40S Vs Vivo Y400 5G - Comparison

You can see the comparison of phones side by side. Now you are free to judge and decide what phone to buy.

Frequenty Asked Questons about Redmi K40S Vs Vivo Y400 5G - Comparison

What is the better in Redmi K40S and Redmi K40S?

Vivo Y400 5G is better than Redmi K40S in terms of specs

Is Redmi K40S is better than Redmi K40S?

It seems Vivo Y400 5G is better than Redmi K40S in terms of specs

Which phone has better performance in Redmi K40S and Redmi K40S?

Redmi K40S is better than Vivo Y400 5G in terms of performance.

Which phone has bigger display in Redmi K40S and Redmi K40S?

Vivo Y400 5G has larger display than the display of Redmi K40S. Vivo Y400 5G comes with a 6.67 inch display that is bigger than the 6.67 inch display of Redmi K40S

In Redmi K40S and Redmi K40S, what phone has larger battery?

Vivo Y400 5G has 6000 battery that is larger than 4500 battery of Redmi K40S

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