Google Pixel 3a vs LG K40

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Display

Display size

5.6 inches
5.7 inches

Resolution

1080 x 2220 pixels
720 x 1440 pixels

Pixel density

444 ppi
282 ppi

Technology

OLED
IPS LCD

Screen-to-body ratio

73.93 %
76.28 %

Features

Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Tempered Glass), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

12.2 megapixels
8 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.0; Sensor size: 1/3"; Pixel size: 1 μm

Flash

Dual LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features

Optical image stabilization, Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing

Front

8 megapixels
5 megapixels

Features

 
Flash

Design

Dimensions

5.96 x 2.76 x 0.32 inches (151.3 x 70.1 x 8.2 mm)
6.02 x 2.83 x 0.33 inches (153.0 x 71.9 x 8.3 mm)

Weight

5.19 oz (147 g)
the average is 6 oz (172 g)
5.11 oz (145 g)
the average is 6 oz (172 g)

Materials

Back: Plastic
Back: Plastic

Resistance

 
Shock; MIL-STD-810 certified

Biometrics

Fingerprint (touch)
Fingerprint (touch)

Colors

Black, Purple, White
Black, Gray, Blue

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

aptX-HD
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 450 SDM450

Processor

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 615
Adreno 506

RAM

4 GB
2 GB

Internal storage

64 GB, not expandable
16 GB

Available to use

 
8 GB

Storage expansion

 
microSDXC up to 2000 GB

OS

Android (9.0 Pie)
Android (8.1 Oreo)

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct

USB

USB Type-C (reversible), USB 2.0
microUSB, USB 2.0

Features

Mass storage device
Mass storage device, USB OTG

Location

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Compass

Other

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
Bands 2, 4, 5, 12, 13, 66

LTE (TDD)

Bands 38, 40, 41
 

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data

LTE-A Cat 11 (600/75 Mbit/s), 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
Yes

Battery

Capacity

3000 mAh
3000 mAh

Type

Not user replaceable
Li - Polymer, Not user replaceable

Charging

USB Power Delivery
 

Talk time

 
12.00 hours
the average is 21 h (1288 min)

Stand-by time

 
10.5 days (252 hours)
the average is 19 days (457 h)

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval

 
 

Date approved

Feb 25, 2019
 

FCC ID value: A4RG020G link
 

FCC measured SAR

 
 

Head

1.15 W/kg
 

Body

1.13 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.19 W/kg
 

Shopping information

In The Box

18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
 

MSRP price

$ 399
$ 180
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