LG G8 ThinQ vs Samsung Galaxy A40

$799.11 VIEW ON AMAZON

Display

Display size

6.1 inches
5.9 inches

Resolution

1440 x 3120 pixels
1080 x 2340 pixels

Pixel density

563 ppi
437 ppi

Technology

OLED
Super AMOLED

Screen-to-body ratio

83.66 %
85.73 %

Peak brightness

600 cd/m2 (nit)
 

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Dual camera

Main camera

12 megapixels
16 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.5; Focal length: 27 mm; Sensor size: 1/2.6"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm

Second camera

16 megapixels
5 megapixels

Hardware Features

Ultra-wide
Ultra-wide

Specifications

Aperture size: F1.9; Focal Length: 16 mm; Sensor size: 1/3.1"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features

High Dynamic Range mode (HDR), Time-lapse video, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Video calling, Video sharing

Front

8 megapixels
25 megapixels

Features

Dual-Camera, Autofocus
 

Design

Dimensions

5.98 x 2.83 x 0.33 inches (151.9 x 71.8 x 8.4 mm)
5.68 x 2.72 x 0.31 inches (144.3 x 69.1 x 7.9 mm)

Weight

5.89 oz (167 g)
the average is 6 oz (172 g)
4.94 oz (140 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 6); Frame: Aluminum
Back: Plastic

Resistance

Water, Dust
 

IP certified

IP 68
 

MIL-STD-810 certified

Yes
 

Biometrics

3D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Colors

 
Black, Pink, Blue, White

Colors

Aurora black, Platinum gray, Carmine red
 

Hardware & Performance

System chip

Qualcomm Snapdragon 855
Samsung Exynos 7 Octa 7885

Processor

Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 640
Mali-G71 MP2

RAM

6 GB
4 GB

Internal storage

128 GB
64 GB

Maximum User Storage

106 GB
49.4 GB

Storage expansion

up to 2000 GB
up to 512 GB

OS

Android (9.0 Pie)
Android (9.0 Pie), Samsung One UI

Battery

Capacity

3500 mAh
3100 mAh

Charging

Qualcomm Quick Charge 3.0, Qi wireless charging
Samsung Adaptive Fast Charging

Talk time

22.00 hours
the average is 23 h (1379 min)
 

Stand-by time

17.2 days (412 hours)
the average is 21 days (498 h)
 

Talk time (3G)

 
18.00 hours
the average is 23 h (1387 min)

Internet use

 
 

3G

 
9 hours

LTE

 
11 hours

Wi-Fi

 
11 hours

Music playback

 
62.00 hours

Video playback

 
14.00 hours

Cellular

LTE (FDD)

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

LTE (TDD)

Bands 38, 39, 40, 41, 46
Bands 38, 40, 41

UMTS

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

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

CDMA

800, 1900 MHz
 

Data

LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

Connectivity

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band
802.11 a, b, g, n, ac, dual-band

USB

USB 3.1
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device, USB OTG
Mass storage device

Mobile Payment

 
Samsung Pay

Location

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

Other

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Notifications

Phone profiles
Haptic feedback, Music ringtones, Vibration

Hearing aid compatibility

M4, T3
 

Other features

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

Multimedia

Screen mirroring

DLNA, Wireless screen share, MirrorLink
Wireless screen share

Radio

FM
FM

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

Feb 15, 2019
Mar 08, 2019

FCC ID value: ZNFG820UM link
FCC ID value: A3LSMA405FN link

FCC measured SAR

 
 

Head

0.98 W/kg
0.51 W/kg

Body

0.95 W/kg
0.46 W/kg

Simultaneous Transmission

1.59 W/kg
1.02 W/kg

Wireless Router

1.29 W/kg
0.61 W/kg

Phablet

3.88 W/kg
 

Shopping information

In The Box

USB Type-C cable, Quick Charge 3.0 charger, SIM tray opener, Clear case, Stereo headset
 

MSRP price

$ 820
 
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