ADDING A NEW DEVICE

Customize your phone

Step 2 of 5

Shop and purchase

1. Pick your device
2. Customize your phone
3. Choose your plan
4. Get add-ons
5. Review your cart

Checkout

This LG K40 is no longer available.

Learn more about this device

Overview

LG K40^TM is excellence made affordable. The 5.7-inch HD+ FullVision display provides vibrant viewing of pictures, videos, web content and more. And the feature-rich 13MP AF rear and 5MP front cameras will capture your favorite memories.

Key features

5.7" HD+FullVision display

13 MP rear camera, 5 MP front

Feature & Specs

Dimensions

Display

Camera & Video

Rear-facing camera	13 MP, 4160 x 3120 (default), 4x zoom, flash
Video capture	1080p (1920x1080) @30fps: H.264+AAC (up to 4GB) 720p (1280x720) @30fps: H.264+AAC (up to 4GB) QCIF (176x144)@15fps : MPEG4+AMR(MMS only)
Video playback	H.263: 704 x 576 @ 30fps, 15Mbps MPEG4,XviD,H.264, VP9: 1920x1080@30fps, 20Mbps H.265: 1920x1080@30fps, 10Mbps THEORA: 640 X 480@24fps, 3Mbps MJPEG: 1280 X 720@30fps, 30Mbps
Front-facing camera	5 MP, 2560 x 1920 (default), flash
Other features	AI CAM (front and rear cameras): Intelligently recognizes the subject and automatically applies the best effect. Portrait (front camera): Bokeh effect blurs the background while keeping the subject in focus. Auto shot (front camera): Selfie pose will automatically recognize an individual’s face and take a selfie after a 2 second countdown is triggered. Gesture shot (front camera): Conveniently trigger the shutter with a simple gesture. Burst shot (front and rear cameras): Take multiple shots quickly by pressing and holding the camera icon. Timer (front and rear cameras): Allow for a 3 or 10 second timer to be set to allow photographer to join the shot.

Battery

Processor

Memory

Operating System

Wireless Technology

4G LTE	Bands 2, 4, 5, 12, 29, 30, 14, and 66
4G	850/1900/1700Mhz
3G - UMTS	850/1900/1700Mhz
GSM/GPRS/EDGE	850/900/1800/1900Mhz
World phone	Quad-band
HD Voice capable	Yes
Wi-Fi Calling capable	Yes
AT&T Video call capable	Yes
Wi-Fi connectivity	802.11B/G/N/I/R
Wi-Fi-capablity	2.4 GHz
Near Field Communication (NFC)	SECURE
Bluetooth® technology	v5.0 + EDR, A2Dp, LE, aptX®
Mobile hotspot	Up to 10 devices
Push-to-Talk	No
Enhanced Push-to-Talk	No
FirstNet Push-to-Talk	No
Noise suppression	Noise suppression by NXP® Solution
Wireless emergency alerts (CMAS) capable	Yes
SIM type	Nano

Apps

Preloaded apps from AT&T	Advanced Messaging, AT&T Call Protect, AT&T Device Help, AT&T DriveMode, AT&T Hot Spots, AT&T Messages Backup & Sync, AT&T Mobile Security, AT&T ProTech, AT&T Remote Support, AT&T Setup & Transfer, AT&T Smart Limits^SM, AT&T Smart Wi-Fi, AT&T Video Call, AT&T Visual Voicemail, AT&T Wi-Fi Calling, DIRECTV (DTVe), iQi, Mobile Services Manager (Games), myAT&T
Preloaded apps from OEM	Backup/LG Switch, Email, File Manager, Gallery, LG Bridge, LG Music, LG Smartworld, QuickMemo +, Smart Cleaning
Additional apps	Amazon® Shopping, Facebook®, Facebook App Manager, Gmail™, Google™, Google Docs™, Google Drive™, Google Pay™, Google Photos™, Google Play™ Movies & TV, Google Play™ Music, Google Play Services, Google Play™ Store, Google™ Search, Google Sheets™, Google Slides™, YouTube®
myAT&T	Provides fast, easy account access virtually anywhere, anytime
Games	Yes
Web browser	Google Chrome™

Sensors

Messaging & Email

Text messaging	Insert pictures, video clips and sound clips easily (messaging charges apply)
Advanced Messaging	RCS Universal Profile 1.0 (UP 1.0) compatible for larger file transfers and group messages with other UP 1.0 users. See when messages are delivered, read and when others are typing a response.
Mobile email	POP3/IMAP4, SMTP, Gmail™, Push via Microsoft® Exchange ActiveSync®, Yahoo!®, Hotmail®
Microsoft Direct Push	Yes

Music

Accessibility

Sustainability

Device Eco-rating	The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)
Substances of concern	4/4
Environmentally preferable materials	1/3
Energy efficiency and charging	1/1
End of life and recycling	2/2
Environmentally and socially responsible manufacturing	10/10
Total Eco-score	18/20 (4-star) Please visit www.att.com/ecospace for additional information

Product codes

Manual and tutorial

What comes with the device

QuickStart Guide

Charging block

USB micro

WARNING: Cancer and reproductive harm – www.P65Warnings.ca.gov

Limited 4G LTE availability. LTE is a trademark of ETSI.

All talk, data, and standby times depend on network configuration.

Size (inches)	6.02 x 2.83 x 0.32
Weight (ounces)	5.11

Display size (inches)	5.7 inches
Resolution (pixels)	1440x720
Colors	16 million

Battery capacity	3000mAh (non-removable)
Talk time (hours)	Up to 11 hours (VoLTE)
Standby time (days)	17
Audio playback time (hours)	Speaker: up to 23 hours Headset: up to 77 hours
Time to charge to 50%	Up to 75 minutes
Time to charge to 100%	Up to 160 minutes

Chipset	Coretex A53
Cores	8 at Up to 4 x 2.0GHz + 4 x 1.5GHz

Internal memory storage	32GB
Expandable memory storage	Up to 2T
Memory format	mircoSD™
RAM	2GB

Customize your phone

LG K40

Overview

Key features

Feature & Specs

Dimensions

Display

Camera & Video

Battery

Processor

Memory

Operating System

Wireless Technology

Apps

Sensors

Messaging & Email

Music

Accessibility

Sustainability

Product codes

What comes with the device

Reviews

Q&As

Shop

Trending

Top phone & data plans

Switch to AT&T

Featured deals

Shop cell phones by brand

Tablets & Watches

Accessories by Brand

Resources

AT&T

Music player	Google Play™ Music, LG Music
Supported music formats	AAC, AAC+, eAAC+, AMR-NB, AMR-WB, FLAC, MP3, MIDI, Vorbis(OGG), PCM, ADPCM, WMA, OPUS, ALAC
External music play controls	Via lockscreen

Hearing Aid (HAC) rating	M4,T3
TTY/TTD compatible	Yes
Real Time Text (RTT) capable	Yes

Android®	Yes. 9 (Pie)
Voice dialing and voice commands	Yes

UPC	652810833080
SKU	6011C