Samsung Galaxy J3 Prime vs LG K51 Specs Comparison

Availability

Officially announced
Apr 28, 2017	May 06, 2020
Prices (MSRP)
	$200

Design

Dimensions
5.54 x 2.76 x 0.34 inches 140.7 x 70.1 x 8.6 mm	6.57 x 3.07 x 0.33 inches 166.9 x 77.9 x 8.4 mm
Weight
5.22 oz / 148.0 g	7.17 oz / 203.4 g
Resistance
	Yes; MIL-STD-810 certified
Biometrics
	Fingerprint (touch)
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Black	Titan gray

Display

Size
5.0-inch, 69.74% screen-to-body	6.5-inch, 79.70% screen-to-body
Type
TFT	IPS LCD
Resolution
1280x720px, 294 PPI	1560x720px, 19.5:9 ratio, 264 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass

Hardware

System chip
Snapdragon 425 8917 (28 nm)	MediaTek Helio P22 MT6762 (12 nm)
Processor
Quad-core 1400 MHz ARM Cortex-A53	Octa-core 2000 MHz Arm Cortex-A53
GPU
Adreno 308	IMG PowerVR GE8320
Memory
1.5GB (LPDDR3)/16GB	3GB/32GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 2000 GB
OS
Android (7.0 Nougat)	Android (10)

Battery

Type
2600 mAh, Li - Ion	4000 mAh, Li - Ion

Camera

Rear
Single camera	Triple camera
Main camera
5 MP (Autofocus) Aperture size: F1.9	13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm
Second camera
	5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Third camera
	2 MP (Depth information) Sensor size: 1/5" Pixel size: 1.75 μm
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	1080p Picture-taking during video recording
Front
2 MP	13 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
b,g,n Hotspot, Wi-Fi Direct 802.11 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, Gyroscope, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3	M3/T3
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Cell ID, Wi-Fi positioning
Other
UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback	DTS:X Virtual Surround
Screen mirroring
	Wireless screen share
Radio
	FM
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD) Bands
2, 4, 5, 12	2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71
4G (TDD) Bands
	41
3G Bands
5, 4, 2	1, 2, 4, 5, 8
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes
VoLTE
	Yes

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval
Date approved: Mar 15, 2017 FCC ID value: A3LSMJ327T	Date approved: Jun 16, 2020 FCC ID value: ZNFL555DL
Measured SAR
Head: 0.44 W/kg Body: 0.30 W/kg Simultaneous Transmission: 1.40 W/kg Wireless Router: 0.30 W/kg	Head: 0.66 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.27 W/kg Phablet: 3.96 W/kg

Alternative variants

for Boost Mobile

OS	Android (9.0 Pie)
4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 66, 71

for Verizon

4G (FDD) Bands	2, 3, 4, 5, 7, 12, 13, 20, 66
Prices (MSRP)	$170

for Metro

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71
4G (TDD) Bands	38, 41
3G Bands	5, 4, 2, 1

Discover more

Full Specs Samsung Galaxy J3 Prime Specs

Full Specs LG K51 Specs