Samsung Galaxy J2 Core vs Samsung Galaxy Z Flip 4 Specs Comparison

Availability

Officially announced
Aug 24, 2018	Aug 10, 2022
Prices (MSRP)
	$1000

Design

Dimensions
5.65 x 2.84 x 0.35 inches 143.4 x 72.1 x 8.99 mm	6.50 x 2.83 x 0.27 inches 165.2 x 71.9 x 6.9 mm
Folded
	(84.9 x 71.9 x 17.1 mm)
Weight
5.43 oz / 154.0 g	6.60 oz / 187.0 g
Materials
Back: Plastic	Back: Glass Frame: Aluminum
Resistance
	Yes; IPX8
Biometrics
	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control, Lock/Unlock key
Colors
Black, Gold, Blue

Display

Size
5.0-inch, 66.57% screen-to-body	6.7-inch, 85.52% screen-to-body
Type
TFT	Dynamic AMOLED, 120Hz, HDR
Resolution
960x540px, 16:9 ratio, 220 PPI	2640x1080px, 22:9 ratio, 426 PPI
Colors
16 777 216
Features
	Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
Front cover display
	1.9 inches 260 x512 px

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	0.9 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Samsung Exynos 7 Quad 7570 (14 nm)	Snapdragon 8+ Gen 1 SM8475
Processor
Quad-core 1400 MHz ARM Cortex-A53	Octa-core 1x3.19GHz Cortex-X2 3x2.75G​Hz Cortex-A710 4x1.8​0GHz Cortex-A510
GPU
Mali-T720 MP1	Adreno 670
Memory
1GB (LPDDR3)/8GB	8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB 8GB/512GB
Storage expansion
microSDXC up to 256 GB	not expandable
OS
Android (8.0 Oreo)	Android (12)

PhoneArena Performance Test

GeekBench 6 Single
Untested	1051
GeekBench 6 Multi
Untested	2683
3D Mark High
Untested	2094
3D Mark Low
Untested	968

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
2600 mAh, Li - Ion	3700 mAh
Charging
	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

5h 0min

Browsing

11h 40min

Video

7h 20min

Gaming

6h 31min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Dual camera
Main camera
8 MP (Autofocus, BSI sensor) Aperture size: F2.2 Focal length: 24 mm Sensor size: 1/4" Pixel size: 1.12 μm	12 MP (OIS, PDAF) Aperture size: F1.8 Pixel size: 1.8 μm
Second camera
	12 MP (Ultra-wide) Aperture size: F2.4 Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	4K UHD (60 fps), 1080p (240 fps), 720p
Front
5 MP	Yes Folded: 10 MP

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

131

Overall

136

Photo

125

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
4.2	5.2
WLAN
b,g,n Hotspot, Wi-Fi Direct 802.11 b, g, n	a,b,g,n,ac Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C
Sensors
Accelerometer, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

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

Cellular

5G Bands
	5G Ready
4G (FDD) Bands
1, 3, 5, 7, 8, 20
4G (TDD) Bands
38, 40, 41
3G Bands
5, 8, 1
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Micro SIM	Nano SIM, eSIM

Phone Features

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

Regulatory Approval

FCC approval
	Date approved: Apr 20, 2023 FCC ID value: A3LSMF721U
Measured SAR
	Head: 0.89 W/kg Body: 0.94 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.06 W/kg

Alternative variants

With 512GB internal storage

Memory	512GB

With 256GB internal storage

Memory	256GB

Discover more

Full Specs Samsung Galaxy J2 Core Specs

Full Specs Samsung Galaxy Z Flip 4 Specs PA Review Samsung Galaxy Z Flip 4 Review