LG K40

Description

The LG K40 specifications include a 5.7-inch display with 720 x 1440 pixels resolution, an octa-core processor, 2 GB RAM, and 16-megapixel main camera. The phone is powered by 3000 mAh battery.

This device is also known as LG LM-X420

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Popular Comparisons

The LG K40 is most commonly compared with these phones:

Specs Compare

Display

Size: 5.7 inches
Resolution: 1440 x 720 pixels, 18:9 ratio, 282 PPI
Technology: IPS LCD
Screen-to-body: 76.28 %
Features: Scratch-resistant glass (Tempered Glass), Ambient light sensor, Proximity sensor

Hardware

System chip: Qualcomm Snapdragon 450 SDM450
Processor: Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 14 nm
GPU: Adreno 506
RAM: 2GB LPDDR3
Internal storage: 16GB, available to use: 8 GB
Storage expansion: microSDXC up to 2000 GB
OS: Android (8.1 Oreo)

Battery

Capacity: 3000 mAh
Type: Li - Polymer, Not user replaceable

Camera

Rear: Single camera
Main camera: 8 MP (PDAF)
Specifications: Aperture size: F2.0; Sensor size: 1/3"; Pixel size: 1 μm
Video recording: 1920x1080 (Full HD) (30 fps)
Features: Video calling, Video sharing
Front: 5 MP (Flash)
Dimensions: 6.02 x 2.83 x 0.33 inches (153.0 x 71.9 x 8.3 mm)
Weight: 145.0 g
Materials: Back: Plastic
Resistance: Shock; MIL-STD-810 certified
Biometrics: Fingerprint (touch)
Colors: Black, Gray, Blue

Cellular

LTE (FDD): Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3)
UMTS: 850, 900, 1900, 2100 MHz
Data Speed: LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type: Nano SIM
HD Voice: Yes

Multimedia

Headphones: 3.5mm jack
Speakers: Earpiece, Loudspeaker
Features: Album art cover, Background playback
Screen mirroring: Wireless screen share
Radio: FM
Additional microphone(s): for Noise cancellation

Connectivity & Features

Bluetooth: 5.0
Wi-Fi: 802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
USB: microUSB, USB 2.0
Features: Mass storage device, OTG, Charging
Location: GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
Sensors: Accelerometer, Compass
Other: NFC, VoIP, Tethering, Computer sync, OTA sync

Phone features

Notifications: Haptic feedback, Music ringtones, Vibration
Other features: Voice dialing, Voice commands, Voice recording, TTY/TDD

Buyers information

Price: $ 180
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Alternative variants

LG K40

International version

Differences from the main variant:
System chip: MediaTek Helio P22 MT6762
Processor: Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 12 nm
GPU: IMG PowerVR GE8320
Internal storage: 32GB, available to use: 20.2 GB
Main camera: 16 MP
Front: 8 MP
LTE (FDD): Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD)
LTE (TDD): Bands 38(2600)
Dual SIM: Yes

LG K40

for Metro by T-Mobile

Differences from the main variant:
Internal storage: 32GB, available to use: 17.9 GB
OS: Android (9.0 Pie)
Main camera: 13 MP
Front: 5 MP
LTE (FDD): Bands 2(1900), 4(AWS-1), 5(850), 7(2600), 12(700 a), 25(1900+), 26(850+), 66(AWS-3), 71(600)
LTE (TDD): Bands 41(2600+)
FCC approval:
Date approved: May 28, 2019
FCC ID value: ZNFX420MM link
Measured SAR:
Head: 0.51 W/kg
Body: 0.98 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 0.98 W/kg
Phablet: 3.99 W/kg

Carrier Availability

Available

AT&T Since Dec 5, 2019
T-Mobile Since Sep 27, 2019
U.S. Cellular Since Jul 24, 2019
Metro by T-Mobile Since Jul 24, 2019
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