LG K30 vs LG K51

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Display

Size

5.3 inches
6.5 inches

Resolution

1280 x 720 pixels,
277 PPI
1560 x 720 pixels, 19.5:9 ratio,
264 PPI

Technology

TFT
IPS LCD

Screen-to-body

69.55 %
79.70 %

Features

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip

Qualcomm Snapdragon 425 MSM8917
MediaTek Helio P22 MT6762

Processor

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit, 12 nm

GPU

Adreno 308
IMG PowerVR GE8320

RAM

2GB LPDDR3
3GB

Internal storage

16GB
32GB

Storage expansion

microSDXC up to 2000 GB
microSDXC up to 2000 GB

OS

Android (7.1 Nougat)
Android (9.0 Pie)

Battery

Capacity

3000 mAh
4000 mAh

Type

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

Charging

Fast charging
 

Camera

Rear

Single camera
Triple camera

Main camera

8 MP (PDAF)
13 MP (PDAF)

Specifications

Aperture size: F2.2
Aperture size: F1.8

Second camera

 
5 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2

Third camera

 
2 MP (Depth information)

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD)

Features

Picture-taking during video recording, Video calling, Video sharing
 

Front

5 MP
13 MP

Design

Dimensions

5.85 x 2.95 x 0.34 inches (148.6 x 74.9 x 8.6 mm)
6.57 x 3.07 x 0.33 inches (166.96 x 77.92 x 8.47 mm)

Weight

5.93 oz
7.20 oz

168.0 g
204.0 g

Materials

Frame: Metal
 

Biometrics

Fingerprint (touch)
Fingerprint (touch)

Colors

Black
Black

Cellular

Carrier locked

 
Yes

LTE (FDD)

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 14(700 PS), 25(1900+), 26(850+), 66(AWS-3), 71(600)

LTE (TDD)

 
Bands 41(2600+)

UMTS

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

Data Speed

LTE Cat 4 (150/50 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
 

VoLTE

Yes
Yes

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
DTS:X Virtual Surround

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
FM

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

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

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

Features

Mass storage device, OTG, Charging
Charging

Location

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

Sensors

Accelerometer
Accelerometer

Other

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

Buyers information

In The Box

SIM removal tool, microUSB Cable, Wall Charging Adapter, Start Guide
Charger, SIM Card Installed, USB 2.0 Cable, Important Information Booklet

Price

$ 180
$ 150
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