LG K40

Released 2019, April
144g, 8.3mm thickness
Android 8.1, LG UX 7
32GB storage, microSDXC
0.1% 542,281 hits
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5.7"
720x1440 pixels
16MP
1080p
2/3GB RAM
Helio P22
3000mAh
Li-Ion

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
Launch	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", 1.0µm, 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
	Bluetooth	5.0, A2DP, LE
	Positioning	GPS, GLONASS
	NFC	Yes (market/region dependent)
	Radio	No
	USB	microUSB 2.0, OTG

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

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LG K40 - user opinions and reviews

Frustrated
8b8
04 Jan 2023

I talked to a tech person who told me they sell u these phones and they work for about a year then they break down because YOUR PROVIDER wants you to buy a new phone ! If youre not paying a high monthly bill, they get u from the back end selling u ...

Jolpe
6tC
01 Dec 2022

This is the worst phone I have ever had. Just a year after getting it (suspicious because that's the warranty) it became ultra slow, crashed on basic stuff, I even uninstalled everything except for messagers like whatsapp and fb messenger and it...

Anonymous
R1g
30 Nov 2022

This phone has worked really well for me for the past 4 years, but it is starting to get really slow. It is still 100% functional, but recently the camera crashes out of nowhere and it takes some time to respond to button pushes or using the touchscr...