LG K40

LG K40
  • 5.7" 720x1440 pixels
  • 16MP 1080p
  • 2/3GB RAM MT6762 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

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 LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
Announced 2019, February
Status Available. Released 2019, April
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
Type IPS LCD capacitive touchscreen, 16M colors
Size 5.7 inches, 83.8 cm2 (~76.2% screen-to-body ratio)
Resolution 720 x 1440 pixels, 18:9 ratio (~282 ppi density)
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
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", 1.0Ám, PDAF
Features LED flash, panorama, HDR
Video 1080p@30fps
Selfie Camera
Single 8 MP, f/2.0
Features LED flash
Video 1080p@30fps
Loudspeaker Yes
3.5mm jack Yes
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth 5.0, A2DP, LE
NFC Yes (market/region dependent)
Radio No
USB microUSB 2.0, USB On-The-Go
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
  Non-removable Li-Ion 3000 mAh battery
Colors Black, New Moroccan Blue, New Platinum Gray
Models LMX420, LMX420EMW, LM-X420
Price About 140 EUR

User opinions and reviews

  • mike673

I am very upset with my LG K40 cellphone. it is Crap as far as i am Concerned! It has frequent lockups, no response from shortcut icons, High battery use, and i must do a factory reset alot. I guess you get what you pay for. Move up to an Apple Iphon...

  • Anonymous

To add to my previous comment. (Reply to comment about glitches) I'm sure LG make great phones. Had an LG spirit that I was very impressed with. But for some reason something just went so wrong with the LG K40. Even he lower spec lg k11 demos I've tr...

  • Anonymous

I have the same problems. Glitches with keyboard (swipe feature has big problems no matter what keyboard i use.) Lags and freezes doing basic things like using Google maps. Stock calendar is a pain when searching for past events, click events before ...

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