LG G7 ThinQ vs LG K51

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from $580
from $200

Display

Size

6.1 inches
6.5 inches

Resolution

3120 x 1440 pixels, 19.5:9 ratio,
563 PPI
1560 x 720 pixels, 19.5:9 ratio,
264 PPI

Technology

IPS LCD
IPS LCD

Screen-to-body

82.97 %
79.70 %

Peak brightness

1000 cd/m2 (nit)
 

Features

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

Hardware

System chip

Qualcomm Snapdragon 845 SDM845
MediaTek Helio P22 MT6762

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit, 12 nm

GPU

Adreno 630
IMG PowerVR GE8320

RAM

4GB LPDDR4
3GB

Internal storage

64GB, available to use: 47.42 GB
32GB, available to use: 18 GB

Storage expansion

microSDXC up to 2000 GB
microSDXC up to 2000 GB

Device type

Smartphone
Smartphone

OS

Android (9.0 Pie, 8.0 Oreo)
Android (10)

Battery

Capacity

3000 mAh
4000 mAh

Type

Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable

Charging

Qualcomm Quick Charge 3.0, Qi wireless charging
 

Camera

Rear

Dual camera
Triple camera

Main camera

16 MP (OIS, Laser and PDAF, CMOS image sensor, BSI sensor)
13 MP (PDAF)

Specifications

Aperture size: F1.6; Focal length: 30 mm; Sensor size: 1/3.09"; Pixel size: 1 μm
Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm

Second camera

16 MP (Ultra-wide, PDAF, CMOS image sensor, BSI sensor)
5 MP (Ultra-wide)

Specifications

Aperture size: F1.9; Focal Length: 16 mm; Sensor size: 1/3.09"; Pixel size: 1 μm
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Third camera

 
2 MP (Depth information)

Specifications

 
Sensor size: 1/5"; Pixel size: 1.75 μm

Video recording

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

Features

HDR, Time-lapse video, EIS, Video calling, Video sharing
Picture-taking during video recording

Front

8 MP (Wide Angle)
13 MP

Design

Dimensions

6.03 x 2.83 x 0.31 inches (153.2 x 71.9 x 7.9 mm)
6.57 x 3.07 x 0.33 inches (166.9 x 77.9 x 8.4 mm)

Weight

5.71 oz (162.0 g)
the average is 6.3 oz (179 g)
7.17 oz (203.4 g)
the average is 6.3 oz (179 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
 

Resistance

Water, Dust; IP 68; MIL-STD-810 certified
Yes; MIL-STD-810 certified

Biometrics

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

Keys

Left: Volume control, Other; Right: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors

Platinum gray, Aurora black, Moroccan blue, Raspberry rose
Titan gray

Cellular

LTE (FDD)

Bands 2(1900), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
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)

LTE (TDD)

Bands 46
Bands 41(2600+)

UMTS

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

Data Speed

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, 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

VoLTE

 
Yes

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features

32-Bit DAC, DTS:X Virtual Surround, aptX-HD
DTS:X Virtual Surround

Screen mirroring

DLNA, Wireless screen share, MirrorLink
Wireless screen share

Radio

FM
FM

Additional microphone(s)

for Noise cancellation, Video recording
for Noise cancellation

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; Wi-Fi Direct, Hotspot

USB

Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0

Features

Video out, Charging
Charging

Location

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

Sensors

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

Other

NFC
 

Hearing aid compatible

M3, T3
M3, T3

Buyers information

Price

 
$ 200

User Manual

 
Download the LG K51 Manual as a PDF file.

In The Box

 
Charger, USB Cable, SIM Ejector

Availability

Officially announced

May 02, 2018
May 06, 2020
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
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