LG K40

Specifications
LG K40
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  • 5.7" 720x1440 pixels
  • 16MP 1080p
  • 2/3GB RAM Helio P22
  • 3000mAh Li-Ion
Released 2019, April 144g, 8.3mm thickness Android 8.1, LG UX 7 32GB storage, microSDXC
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Also known as LG K12+, LG K12 Plus, LG X4 (2019)
Versions: LMX420EMW

Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 7, 8, 20
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
Launch
Announced 2019, February
Status Available. Released 2019, April
Body
Dimensions 153 x 71.9 x 8.3 mm (6.02 x 2.83 x 0.33 in)
Weight 144 g (5.08 oz)
Build Glass front, plastic back, plastic frame
SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
 MIL-STD-810G compliant*
*does not guarantee ruggedness or use in extreme conditions
Display
Type IPS LCD
Size 5.7 inches, 83.8 cm2 (~76.2% screen-to-body ratio)
Resolution 720 x 1440 pixels, 18:9 ratio (~282 ppi density)
Platform
OS Android 8.1 (Oreo), LG UX 7
Chipset Mediatek MT6762 Helio P22 (12 nm)
CPU Octa-core 2.0 GHz Cortex-A53
GPU PowerVR GE8320
Memory
Card slot microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM
 eMMC 5.1
Main Camera
Single 16 MP, f/2.0, 1/3.1", 1.0┬Ám, PDAF
Features LED flash, panorama, HDR
Video 1080p@30fps
Selfie Camera
Single 8 MP, f/2.0
Features LED flash
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS
NFC Yes (market/region dependent)
Radio No
USB microUSB 2.0, USB On-The-Go
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
Battery
Type Li-Ion 3000 mAh, non-removable
Misc
Colors Black, New Moroccan Blue, New Platinum Gray
Models LMX420, LMX420EMW, LM-X420
Price About 140 EUR

User opinions and reviews

  • Anonymous
  • 25 Apr 2022
  • NuP

The guy who said he can't make call with his lg k40....the problem is the network band. Change the band from LTE/3G/2G to 3G/2G

  • Anonymous
  • 13 Mar 2022
  • CGH

My LG k4o when u call is not coming but i can make calls so what us the problem

  • Lawrence
  • 08 Feb 2022
  • r2t

Hmmmm, mine has a Snapdragon 450, not a Helios P22..... I wonder if there's some connection between the super negative opinions and the trash Mediatek CPU that is apparently in some of these. Mine's been "ok", getting ready to r...

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