LG K40 vs Samsung Galaxy M40 Specs Comparison

Availability

Officially announced
Feb 20, 2019	Jun 11, 2019
Prices (MSRP)
$180

Design

Dimensions
6.02 x 2.83 x 0.33 inches 153.0 x 71.9 x 8.3 mm	6.11 x 2.91 x 0.31 inches 155.3 x 73.9 x 7.9 mm
Weight
5.11 oz (145.0 g)	5.93 oz (168.0 g)
Materials
Back: Plastic	Back: Plastic
Resistance
Shock; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gray, Blue	Midnight blue, Seawater blue

Display

Size
5.7-inch, 76.28% screen-to-body	6.3-inch, 84.94% screen-to-body
Type
IPS LCD	IPS LCD
Resolution
1440x720px, 18:9 ratio, 282 PPI	2340x1080px, 19.5:9 ratio, 409 PPI
Protection
Tempered Glass	Corning Gorilla Glass
Features
	Scratch-resistant glass, Proximity sensor

Hardware

System chip
Snapdragon 450 SDM450 (14 nm)	Snapdragon 675 SM6150 (11 nm)
Processor
Octa-core 2000 MHz ARM Cortex-A53	Octa-core 2000 MHz Kryo 460
GPU
Adreno 506	Adreno 612
Memory
2GB (LPDDR3)/16GB 2GB/32GB	6GB (LPDDR4)/128GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 512 GB
OS
Android (8.1 Oreo)	Android (10, 9.0 Pie)

Battery

Type
3000 mAh, Li - Polymer	3500 mAh
Charging
	Samsung Adaptive Fast Charging

Camera

Rear
Single camera	Triple camera
Main camera
8 MP (PDAF) Aperture size: F2.0 Sensor size: 1/3" Pixel size: 1 μm	32 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 0.8 μm
Second camera
	8 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	5 MP (Depth information) Aperture size: F2.2 Focal Length: 24 mm Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	4K UHD (30 fps), 1080p (30 fps), 720p (240 fps) Hyperlapse, Video calling, Video sharing
Front
5 MP (Flash)	16 MP (HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
2, 4, 5, 12, 13, 66	1, 3, 5, 8
4G (TDD) Bands
	40, 41
3G Bands
5, 8, 2, 1	5, 8, 1
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 13/5 (400/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Alternative variants

International version

System chip	MediaTek Helio P22 MT6762 (12 nm)
Processor	Octa-core 2000 MHz ARM Cortex-A53
GPU	IMG PowerVR GE8320
Memory	32GB
Main camera	16 MP
Front	8 MP
4G (FDD) Bands	1, 3, 7, 8, 20
4G (TDD) Bands	38
Dual SIM	Yes

for Metro by T-Mobile

Memory	32GB
OS	Android (9.0 Pie)
Main camera	13 MP
Front	5 MP
4G (FDD) Bands	2, 4, 5, 7, 12, 25, 26, 66, 71
4G (TDD) Bands	41
FCC approval	Date approved: May 28, 2019 FCC ID value: ZNFX420MM
Measured SAR	Head: 0.51 W/kg Body: 0.98 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.98 W/kg Phablet: 3.99 W/kg

Links

Full specifications
LG K40 Specs	Samsung Galaxy M40 Specs
User Reviews
LG K40 User Reviews