LG K4 2017 vs Google Pixel 3a Specs Comparison

Availability

Officially announced
Dec 22, 2016	May 07, 2019
Prices (MSRP)
	$399

Design

Dimensions
5.70 x 2.86 x 0.31 inches 144.7 x 72.6 x 7.9 mm	5.96 x 2.76 x 0.32 inches 151.3 x 70.1 x 8.2 mm
Weight
4.87 oz / 138.0 g	5.19 oz / 147.0 g
Materials
	Back: Plastic
Biometrics
	Fingerprint (touch)
Keys
Left: Volume control; Back: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gray	Black, Purple, White

Display

Size
5.0-inch, 65.50% screen-to-body	5.6-inch, 73.93% screen-to-body
Type
IPS LCD	OLED
Resolution
854x480px, 196 PPI	2220x1080px, 18.5:9 ratio, 444 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass 3	Dragontrail

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1.7 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 210 8909 (28 nm)	Snapdragon 670 SDM670 (10 nm)
Processor
Quad-core 1100 MHz ARM Cortex-A7	Octa-core 2000 MHz Kryo 360
GPU
Adreno 304	Adreno 615
Memory
1GB/8GB	4GB (LPDDR4)/64GB (eMMC)
Storage expansion
microSDHC up to 32 GB	not expandable
OS
Android (6.0 Marshmallow)	Android (12, 11, 10, 9.0 Pie)

Battery

Type
2500 mAh, Li - Ion	3000 mAh
Charging
	USB Power Delivery

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

Untested

Browsing

9h 48min

Video

6h 30min

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Single camera
Main camera
5 MP (Autofocus) Aperture size: F2.6	12.2 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 28 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Flash
LED	Dual LED
Video recording
720p (30 fps) Continuous autofocus, Video calling, Video sharing	4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS
Front
5 MP Video capture: 720p	8 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.1	5.0
WLAN
b,g,n Wi-Fi Direct 802.11 b, g, n	a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T3
Location
GPS, A-GPS	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
Tethering, Computer sync, OTA sync	NFC, VoIP, 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	aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, RDS
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
4G (TDD) Bands
	38, 40, 41
3G Bands
5, 8, 2, 1	1, 2, 4, 5, 8
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
	Date approved: Feb 25, 2019 FCC ID value: A4RG020G
Measured SAR
	Head: 1.15 W/kg Body: 1.13 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.19 W/kg

Alternative variants

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 66, 71

Discover more

Full Specs LG K4 2017 Specs

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