LG K51 vs Samsung Galaxy A15 5G Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

	5.1
LG K51	Samsung Galaxy A15 5G
Released · May 06, 2020	Released · Dec 16, 2023
6.5-inch · 1560x720px	6.5-inch · 2340x1080px
Triple camera	Triple camera
3GB · 32GB	4GB · 128GB
4000 mAh	5000 mAh
	Check prices

Design

Dimensions
6.57 x 3.07 x 0.33 inches 166.9 x 77.9 x 8.4 mm	6.30 x 3.02 x 0.33 inches 160.1 x 76.8 x 8.4 mm
Weight
7.17 oz (203.4 g)	7.05 oz (200.0 g)
Materials
	Back: Plastic Frame: Plastic
Resistance
Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Titan gray	Blue Black, Light Blue

Display

Size
6.5-inch	6.5-inch
Resolution
1560x720px, 19.5:9 ratio, 264 PPI	2340x1080px, 19.5:9 ratio, 396 PPI
Technology
IPS LCD	Super AMOLED
Refresh rate
	90Hz
Screen-to-body
79.70 %	84.49 %
Peak brightness
	800 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	Mediatek Dimensity 6100+ (6 nm)
Processor
Octa-core 2000 MHz Arm Cortex-A53	Octa-core 2x2.2GHz Cortex-A76 + 6x2.0GHz Cortex-A55
GPU
IMG PowerVR GE8320	Mali-G57 MC2
RAM
3GB	4GB
Internal storage
32GB, available to use: 18 GB	128GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 1000 GB
OS
Android (10)	Android (14), One UI 16 UI

Battery

Capacity
4000 mAh	5000 mAh
Type
Li - Ion
Charging
	Fast charging
Charge speed
	Wired: 25.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 43min

Browsing

10h 41min

Video

12h 15min

Gaming

10h 19min

Camera

Rear
Triple camera	Triple camera
Main camera
13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm	50 MP (Autofocus) Aperture size: F1.8
Second camera
5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm	5 MP (Ultra-wide) Aperture size: F2.2
Third camera
2 MP (Depth information) Sensor size: 1/5" Pixel size: 1.75 μm	2 MP (Macro) Aperture size: F2.4
Flash
LED	LED
Video recording
1920x1080 (Full HD) Picture-taking during video recording	1920x1080 (Full HD) (30 fps)
Front
13 MP, Video capture: 1920x1080 (Full HD)	13 MP, Video capture: 1920x1080 (Full HD)

N/A

Overall

N/A

Photo

N/A

Video

122

Overall

136

Photo

107

Video

Connectivity & Features

Bluetooth
5.0	5.3
WLAN
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
	NFC

Multimedia

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

Cellular

5G
	Bands n1, n3, n5, n7, n8, n28, n40, n41, n66, n71, n77, n78, SA, NSA, Sub-6
4G (FDD)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A
Dual SIM
	Yes
SIM type
Nano SIM	Dual Nano SIM
HD Voice
Yes	Yes
VoLTE
Yes	Yes

Regulatory Approval

FCC approval
Date approved: Jun 16, 2020 FCC ID value: ZNFL555DL
Measured SAR
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

Buyers information

MSRP
$ 200	$ 200
In The Box
Charger, USB Cable, SIM Ejector	Phone, USB Type-C cabel, SIM ejector tool, Papers

Availability

Officially announced
May 06, 2020	Dec 11, 2023

Alternative variants

for Boost Mobile


OS	Android (9.0 Pie)
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)

for Verizon


4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 66(AWS-3)
MSRP	$ 170

for Metro


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)	Bands 38(2600), 41(2600+)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)

Links

Full specifications
LG K51 Specs	Samsung Galaxy A15 5G Specs
PhoneArena Review
	Samsung Galaxy A15 5G Review
User Reviews
LG K51 User Reviews	Samsung Galaxy A15 5G User Reviews