Samsung Galaxy J7 (2018) vs Samsung Galaxy A12 Specs Comparison

Availability

Officially announced
Jun 07, 2018	Nov 24, 2020
Prices (MSRP)
$230	€179

Design

Dimensions
6.03 x 3 x 0.34 inches 153.2 x 76.2 x 8.6 mm	6.46 x 2.98 x 0.35 inches 164 x 75.8 x 8.9 mm
Weight
6.38 oz (181.0 g)	7.23 oz (205.0 g)
Materials
Back: Plastic	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock	Fingerprint (touch)
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Black, White, Blue, Red

Display

Size
5.5-inch, 71.45% screen-to-body	6.5-inch, 85.80% screen-to-body
Type
TFT	LCD
Resolution
1280x720px, 16:9 ratio, 267 PPI	1600x720px, 20:9 ratio, 270 PPI
Protection
Corning Gorilla Glass 5

Hardware

System chip
Samsung Exynos 7 Octa 7870 (14 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 1600 MHz ARM Cortex-A53	Octa-core 4x2.3GHz Cortex-A53 4x1.8G​Hz Cortex-A53
GPU
Mali-T830 MP1	PowerVR GE8320
Memory
2GB (LPDDR3)/32GB 2GB/16GB	4GB (LPDDR4)/64GB (eMMC 5.1) 3GB/32GB 6GB/128GB
Storage expansion
microSDXC up to 400 GB	microSDXC up to 1024 GB
OS
Android (8.0 Oreo)	Android (10)

Battery

Type
3300 mAh	5000 mAh, Li - Polymer
Charging
	Samsung Adaptive Fast Charging
Charge speed
	Wired: 15.0W

Camera

Rear
Single camera	Quad camera
Main camera
13 MP (PDAF) Aperture size: F1.7 Focal length: 28 mm Sensor size: 1/3.06" Pixel size: 1.12 μm	48 MP (Autofocus) Aperture size: F2.0 Focal length: 26 mm
Second camera
	5 MP (Ultra-wide) Aperture size: F2.2
Third camera
	2 MP (Macro) Aperture size: F2.4
Fourth camera
	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	1080p (30 fps)
Front
13 MP	8 MP

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	b,g,n Wi-Fi Direct, Hotspot 802.11 b, g, n
USB
microUSB, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
ANT+, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share,MirrorLink

Cellular

4G (FDD) Bands
2, 3, 4, 5, 7, 12, 14	1, 3, 5, 7, 8, 20, 28
4G (TDD) Bands
	38, 40, 41
3G Bands
5, 2, 1	1, 5, 8
Data Speed
LTE, HSPA, HSUPA	LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	No
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Apr 24, 2018 FCC ID value: A3LSMJ737A	Date approved: Mar 11, 2021 FCC ID value: A3LSMA125U
Measured SAR
Head: 1.03 W/kg Body: 0.76 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 0.98 W/kg Phablet: 3.58 W/kg	Head: 1.14 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg

Alternative variants

for TracFone Wireless

Memory	16GB

With 32GB storage

Memory	3GB/32GB

With 128GB storage

Memory	6GB/128GB

Links

Full specifications
Samsung Galaxy J7 (2018) Specs	Samsung Galaxy A12 Specs
PhoneArena Review
Samsung Galaxy J7 (2018) Review