Redmi A4 5G vs Redmi K40S comparison

Show Only Differences Highlight Differences	Redmi A4 5G	Redmi K40S
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	6.88-inch	6.67-inch
Processor	Qualcomm Snapdragon 4s Gen 2	Qualcomm Snapdragon 870
Front Camera	5-megapixel	20-megapixel
Rear Camera	50-megapixel + Unspecified	48-megapixel + 8-megapixel + 2-megapixel
RAM	4GB, 6GB	6GB, 8GB, 12GB
Storage	64GB, 128GB	128GB, 256GB
Battery Capacity	5160mAh	4500mAh
OS	Android 14	Android
Resolution	720x1640 pixels	1080x2400 pixels
general
Brand	Redmi	Xiaomi
Model	A4 5G	Redmi K40S
Release date	November 20, 2024	March 17, 2022
Launched in India	Yes	No
Dimensions (mm)	171.88 x 77.80 x 8.22	163.20 x 75.95 x 7.70
Weight (g)	212.35	195.00
IP rating	IP52	-
Battery capacity (mAh)	5160	4500
Removable battery	No	No
Wireless charging	No	-
Colours	Sparkling Purple, Starry Bllack	Aurora, Black, Green, Silver,
Form factor	-	Touchscreen
Fast charging	-	Quick Charge 3.0
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.88	6.67
Touchscreen	Yes	Yes
Resolution	720x1640 pixels	1080x2400 pixels
Aspect ratio	-	20:9
hardware
Processor	octa-core	octa-core
Processor make	Qualcomm Snapdragon 4s Gen 2	Qualcomm Snapdragon 870
RAM	4GB, 6GB	6GB, 8GB, 12GB
Internal storage	64GB, 128GB	128GB, 256GB
Expandable storage	Yes	No
Expandable storage type	microSD	-
Expandable storage up to (GB)	1-24	-
Dedicated microSD slot	Yes	-
camera
Rear camera	50-megapixel (f/1.8) + Unspecified	48-megapixel (f/1.8) + 8-megapixel + 2-megapixel
No. of Rear Cameras	2	3
Front camera	5-megapixel (f/2.2)	20-megapixel
No. of Front Cameras	1	1
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 14	Android
Skin	HyperOS	MIUI 13
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac/ax
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.20
USB Type-C	Yes	Yes
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
NFC	-	Yes
Infrared	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	Yes
sensors
In-Display Fingerprint Sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes
Gyroscope	-	Yes

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