Overview

- Release date: 2019, April
- Known as LG K40, LG K12+, LG K12 Plus, LG X4 (2019)
- Android 9 (Pie)
- Size of 153 x 71.9 x 8.3 mm
- 150 grams

Display

- 5.7" HD 18:9 resolution (1440 x 720)
- IPS LCD
- Screen-to-body ratio: ~76.2%
- 282 ppi density

Memory

- 32 GB mass storage
- Expandable with microSD up to 1 TB (uses SIM slot)
- 2 / 3 GB RAM (LPDDR3)

Battery

- Non-removable 3000 mAh battery
- (?) hours talk time (3G)

Sensors

❌ Gyroscope
✔ Accelerometer
✔ Proximity
❌ Compass
❌ Barometer

Processor

- MediaTek Helio P22 (8 Cortex-A53 up to 2 GHz)
- GPU: PowerVR G8320

Cameras

- 16 MP (f/2) main
- 8 MP (f/2) front

❌ Image Stabilizer
✔ Main LED flash
✔ Front LED flash

Sound

- Loudspeaker(s): Mono
- Microphone(s): Stereo

Connectivity

- Supports LTE-A up to 300 Mbps
- Bluetooth 5
- Wi-Fi 802.11 a/b/g/n/ac

✔ Headphone jack
❌ Type-C USB
✔ OTG USB
✔ FM Radio
❌ NFC
❌ eSIM

· 2G networks
850 / 900 / 1800 / 1900
· 3G networks
850 / 900 / 1900 / 2100
· 4G networks
700 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600

Additional features

- Dual SIM version
- Fingerprint reader
- MIL-STD-810G certified