Samsung Galaxy J8 vs Samsung Galaxy J7 Refine Specs Comparison

Availability

Officially announced
Jun 27, 2018	Jun 29, 2018

Design

Dimensions
6.27 x 2.98 x 0.32 inches 159.2 x 75.7 x 8.2 mm	6.03 x 3 x 0.34 inches 153.2 x 76.2 x 8.6 mm
Weight
6.24 oz / 177.0 g	6.38 oz / 181.0 g
Materials
Back: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock
Features
	Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Black, Gold, Pink, Blue	Gold

Display

Size
6.0-inch, 75.79% screen-to-body	5.5-inch, 71.45% screen-to-body
Type
Super AMOLED	TFT
Resolution
1480x720px, 18.5:9 ratio, 274 PPI	1280x720px, 16:9 ratio, 267 PPI
Colors
	16 777 216
Protection
	Corning Gorilla Glass 5

Hardware

System chip
Snapdragon 450 SDM450 (14 nm)	Samsung Exynos 7 Octa 7884 (14 nm)
Processor
Octa-core 1800 MHz ARM Cortex-A53	Octa-core 1600 MHz ARM Cortex-A53
GPU
Adreno 506	Mali-T830 MP1
Memory
4GB (LPDDR3)/64GB	2GB (LPDDR3)/32GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 400 GB
OS
Android (10, 8.0 Oreo)	Android (8.0 Oreo)

Battery

Type
3500 mAh	3300 mAh, Li - Polymer

Camera

Rear
Dual camera	Single camera
Main camera
16 MP (PDAF, CCD image sensor) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	13 MP (PDAF) Aperture size: F1.7 Focal length: 28 mm Sensor size: 1/3.06" Pixel size: 1.12 μm
Second camera
5 MP (Depth information) Aperture size: F1.9 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	1080p (30 fps) Video calling, Video sharing
Front
16 MP (Flash, HDR)	13 MP

Connectivity & Features

Bluetooth
4.2	4.2
WLAN
b,g,n Wi-Fi Direct, Hotspot 802.11 b, g, n	a,b,g,n,ac,dual-band Hotspot, Wi-Fi Direct 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	microUSB, USB 2.0
Sensors
Accelerometer, Hall (for flip covers), Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T3
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass
Other
ANT+, VoIP, Tethering, Computer sync, OTA sync	ANT+, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
	Yes

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8, 20	25, 26
4G (TDD) Bands
38, 40, 41	41
3G Bands
5, 8, 2, 1
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA	LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
Dual SIM
Yes
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
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

Links

Full specifications
Samsung Galaxy J8 Specs	Samsung Galaxy J7 Refine Specs