Samsung Galaxy A57 5G vs Redmi K40S comparison

Show Only Differences Highlight Differences	Sponsored Samsung Galaxy A57 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	6.70-inch	6.67-inch
Front Camera	12-megapixel	20-megapixel
Rear Camera	50-megapixel + 12-megapixel + 5-megapixel	48-megapixel + 8-megapixel + 2-megapixel
RAM	LPDDR5x	6GB, 8GB, 12GB
Storage	256GB	128GB, 256GB
Battery Capacity	5,000mAh (Lasts up to 2 days)	4500mAh
OS	Android 16	Android
Resolution	2340x1080 pixels	1080x2400 pixels
Processor	Octa-core	Qualcomm Snapdragon 870
Camera Features	10x Digital Zoom, Nightography, Low Noise Mode, Enhanced ISP, Instant slow-mo, Best Face, Object Eraser, HDR Selfie	-
general
Brand	Samsung	Xiaomi
Model	Galaxy A57 5G	Redmi K40S
Release date	March 25, 2026	March 17, 2022
AI Enabled	Yes	-
Form factor	Touchscreen	Touchscreen
Body type	Glass	-
Dimensions (mm)	161.50 x 76.80 x 6.90	163.20 x 75.95 x 7.70
Weight (g)	179.00	195.00
IP rating	IP68 (up to 30 minutes in a depth of 1.5 meter)	-
Battery capacity (mAh)	5,000mAh (Lasts up to 2 days)	4500
Removable battery	No	No
Wireless charging	No	-
Colours	Awesome Navy, Awesome Icyblue and Awesome Lilac	Aurora, Black, Green, Silver,
Launched in India	-	No
Fast charging	-	Quick Charge 3.0
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.70	6.67
Touchscreen	Yes	Yes
Resolution	2340x1080 pixels	1080x2400 pixels
Aspect ratio	-	20:9
hardware
RAM	LPDDR5x	6GB, 8GB, 12GB
Internal storage	256GB	128GB, 256GB
Expandable storage	Yes	No
Processor	Octa-core	octa-core
Processor make	-	Qualcomm Snapdragon 870
Processor name	Exynos 1680	-
camera
Rear camera	50-megapixel (f/1.8) + 12-megapixel (f/2.2) + 5-megapixel (f/2.4)	48-megapixel (f/1.8) + 8-megapixel + 2-megapixel
No. of Rear Cameras	3	3
Front camera	12-megapixel (f/2.2)	20-megapixel
No. of Front Cameras	1	1
Lens Type (Second Rear Camera)	Ultra Wide-Angle	-
Lens Type (Third Rear Camera)	Macro	-
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 16	Android
Skin	OneUI8.5	MIUI 13
connectivity
Wi-Fi	6E is present	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.20
USB Type-C	Yes	Yes
Wi-Fi standards supported	-	802.11 a/b/g/n/ac/ax
NFC	Yes	Yes
Infrared	-	Yes
Number of SIMs	-	2
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	-
In-Display Fingerprint Sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
sim 1
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes
sim 2
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes

Related Comparisons

Popular Mobile Brands