Samsung Galaxy J7 Refine vs Samsung Galaxy A12 Specs Comparison

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 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
Gold	Black, White, Blue, Red

Display

Size
5.5-inch	6.5-inch
Resolution
1280x720px, 16:9 ratio, 267 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
TFT	LCD
Screen-to-body
71.45 %	85.80 %
Colors
16 777 216
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7884 (14 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 1600 MHz ARM Cortex-A53	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Mali-T830 MP1	PowerVR GE8320
RAM
2GB (LPDDR3)	4GB (LPDDR4)
Internal storage
32GB	64GB (eMMC 5.1), available to use: 48.2 GB
Storage expansion
microSDXC up to 400 GB	microSDXC up to 1024 GB
OS
Android (8.0 Oreo)	Android (10), Samsung One UI UI

Battery

Capacity
3300 mAh	5000 mAh
Type
Li - Polymer	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
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	1920x1080 (Full HD) (30 fps)
Front
13 MP	8 MP

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
802.11 a,b,g,n,ac,dual-band Hotspot, Wi-Fi Direct	802.11 b,g,n Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer
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
Additional microphone(s)
Yes

Cellular

4G (FDD)
Bands 25(1900+), 26(850+)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
	Bands 1(2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), 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

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval
Date approved: May 07, 2018 FCC ID value: A3LSMJ737P	Date approved: Mar 11, 2021 FCC ID value: A3LSMA125U
Measured SAR
Head: 0.96 W/kg Body: 0.76 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.20 W/kg Phablet: 3.91 W/kg	Head: 1.14 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg

Buyers information

MSRP
	€ 179
In The Box
Charger, USB Cable, Important Information Booklet	Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced
Jun 29, 2018	Nov 24, 2020

Alternative variants

With 32GB storage

RAM	3GB
Internal storage	32GB

With 128GB storage

RAM	6GB
Internal storage	128GB

Links

Full specifications
Samsung Galaxy J7 Refine Specs	Samsung Galaxy A12 Specs