General Mobile GM 8 Go vs Samsung Galaxy A40 Specs Comparison

Availability

Officially announced
	Apr 10, 2019

Design

Dimensions
5.91 x 2.78 x 0.34 inches 150 x 70.5 x 8.59 mm	5.69 x 2.72 x 0.31 inches 144.4 x 69.2 x 7.9 mm
Weight
5.36 oz / 152.0 g	4.94 oz / 140.0 g
Materials
	Back: Plastic Frame: Plastic
Biometrics
Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
	Black, Coral, Blue, White

Display

Size
5.5-inch, 73.65% screen-to-body	5.9-inch, 85.73% screen-to-body
Type
IPS LCD	Super AMOLED
Resolution
1440x720px, 293 PPI	2340x1080px, 19.5:9 ratio, 437 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass	Corning Gorilla Glass 3
Features
Oleophobic coating

Hardware

System chip
Mediatek MT6739	Exynos 7904 (14 nm)
Processor
Quad-core 1500 MHz ARM Cortex-A53	Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53
GPU
PowerVR GE8100	Mali-G71 MP2
Memory
16GB	4GB (LPDDR4)/64GB
Storage expansion
	microSDXC up to 512 GB
OS
Android (8.1 Oreo)	Android (11, 10, 9.0 Pie)

Battery

Type
3500 mAh, Li - Polymer	3100 mAh, Li - Polymer
Charging
	Samsung Adaptive Fast Charging

Camera

Rear
Single camera	Dual camera
Main camera
13 MP (PDAF) Aperture size: F2.0 Pixel size: 1.12 μm	16 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 1.12 μm
Second camera
	5 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm
Flash
	LED
Video recording
Yes Video calling, Video sharing	1080p (30 fps) Hyperlapse, Video calling, Video sharing
Front
5 MP	25 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
a,b,g,n Hotspot, Wi-Fi Direct 802.11 a, b, g, n	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, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Location
GPS, A-GPS	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync	NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	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

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8, 20	1, 3, 5, 7, 8, 20
4G (TDD) Bands
38, 40	38, 40, 41
3G Bands
	1, 2, 5, 8
Data Speed
LTE Cat 4 (150/50 Mbit/s)	LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
	Nano SIM
VoLTE
Yes

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
	Date approved: Mar 08, 2019 FCC ID value: A3LSMA405FN
Measured SAR
	Head: 0.51 W/kg Body: 0.46 W/kg Simultaneous Transmission: 1.02 W/kg Wireless Router: 0.61 W/kg

Links

Full specifications
General Mobile GM 8 Go Specs	Samsung Galaxy A40 Specs
User Reviews
	Samsung Galaxy A40 User Reviews