Reserves open for the new Samsung phones!

LG Stylo 4 vs Samsung Galaxy A21 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.

7.0
LG Stylo 4	Samsung Galaxy A21
Released · Jun 18, 2018	Released · Jun 29, 2020
6.2-inch	6.5-inch
Single camera	Quad camera
3GB · 32GB	3GB · 32GB
3300 mAh	4000 mAh

Design

Dimensions
6.30 x 3.06 x 0.32 inches 160 x 77.7 x 8.1 mm	6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm
Weight
6.07 oz (172.0 g)	6.81 oz (193.0 g)
Materials
Back: Metal	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Features
Notification light, Stylus
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Black

Display

Size
6.2-inch	6.5-inch
Resolution
2160x1080px, 18:9 ratio, 390 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
TFT	IPS LCD
Refresh rate
	60Hz
Screen-to-body
79.63 %	79.20 %
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 450 SDM450 (14 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 1800 MHz ARM Cortex-A53	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Adreno 506	PowerVR GE8320
RAM
3GB (LPDDR3)	3GB (LPDDR4)
Internal storage
32GB, available to use: 21.38 GB	32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.1 Oreo), LG UX UI	Android (10), Samsung One UI

Battery

Capacity
3300 mAh	4000 mAh
Type
Li - Polymer	Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Qualcomm Quick Charge 3.0	Fast charging
Charge speed
	Wired: 15.0W

Camera

Rear
Single camera	Quad camera
Main camera
13 MP (PDAF) Aperture size: F2.2	16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
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) Picture-taking during video recording, Video light, EIS, Video calling, Video sharing	1920x1080 (Full HD) (30 fps)
Front
5 MP (Autofocus, HDR), Video capture: 1920x1080 (Full HD)	13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.2	5.0
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
M4/T3	M4/T3
Location
GPS, A-GPS	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Compass	Accelerometer, Gyroscope, Compass
Other
NFC, 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
DLNA,Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 17(700 b), 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), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 41(2600+)	Bands 38(2600), 39(1900+), 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, HSPA, HSUPA, UMTS	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	Yes

Regulatory Approval

FCC approval
	Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U
Measured SAR
	Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg

Buyers information

MSRP
$ 300	$ 250
In The Box
USB Cable, Charger, Quick Start Guide, SIM Ejection tool	This is the official Samsung Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
	Apr 08, 2020

Alternative variants

for Cricket Wireless


4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 14(700 PS)
3G	Bands 5(850), 4(1700/2100), 2(1900)
FCC approval	Date approved: May 30, 2018 FCC ID value: ZNFQ710CS
Measured SAR	Head: 0.36 W/kg Body: 0.69 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.14 W/kg Phablet: 3.56 W/kg

for Verizon


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)	Bands 38(2600), 40(2300), 41(2600+)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for T-Mobile


RAM	2GB
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), 66(AWS-3), 71(600)
4G (TDD)	Bands 38(2600), 41(2600+)
FCC approval	Date approved: Apr 19, 2018 FCC ID value: ZNFQ710TS
Measured SAR	Head: 0.27 W/kg Body: 0.75 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.22 W/kg Phablet: 3.80 W/kg

for Sprint


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

for Sprint


System chip	MediaTek MT6750S (28 nm)
Processor	Octa-core 1500 MHz ARM Cortex-A53
GPU	Mali-T860 MP2
RAM	2GB
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 17(700 b), 25(1900+), 26(850+)
4G (TDD)	Bands 41(2600+)
FCC approval	Date approved: Jun 04, 2018 FCC ID value: ZNFQ710AL
Measured SAR	Head: 0.29 W/kg Body: 0.80 W/kg Simultaneous Transmission: 1.55 W/kg Wireless Router: 1.08 W/kg

for Xfinity Mobile


RAM	2GB
Internal storage	16GB
4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 66(AWS-3)
FCC approval	Date approved: Jun 06, 2018 FCC ID value: ZNFQ710US
Measured SAR	Head: 0.21 W/kg Body: 0.72 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.28 W/kg Phablet: 3.93 W/kg

for MetroPCS


RAM	2GB
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), 66(AWS-3), 71(600)
4G (TDD)	Bands 38(2600), 41(2600+)

for Boost Mobile


System chip	MediaTek MT6750S (28 nm)
Processor	Octa-core 1500 MHz ARM Cortex-A53
GPU	Mali-T860 MP2
Rear	Single camera
Main camera	16 MP
Resistance	Water, Dust; IP68; 1
Colors	Blue
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 17(700 b), 25(1900+), 26(850+)
4G (TDD)	Bands 41(2600+)

Links

Full specifications
LG Stylo 4 Specs	Samsung Galaxy A21 Specs
PhoneArena Review
LG Stylo 4 Review
User Reviews
LG Stylo 4 User Reviews	Samsung Galaxy A21 User Reviews