LG K40 (X420HM) vs Xiaomi Mi A2 Lite (32GB)

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Side by side comparison between LG K40 vs Xiaomi Mi A2 Lite phones, differences, pros, cons and full specifications. What's the better?

4/4/2019 10:06 PM, updated: 11/14/2021 10:45 AM

Compare Xiaomi Mi A2 Lite X LG K40 (X420HM) 09Points

Specifications Compare Models Pictures

5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

14Points Xiaomi Mi A2 Lite (32GB) Compare LG K40 X

Specifications Compare Models Pictures

5.84"
IPS

1080x2280

12
MP

5mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Xiaomi Mi A2 Lite (32GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

9 Advantages LG K40 (X420HM)	vs	14 Advantages Xiaomi Mi A2 Lite (32GB)
+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+150 grams (5.25 ounces)19% Lighter	vs	178 grams (6.23 ounces)
+8.3 millimeters (0.33 inches)6% Thinner	vs	8.8 millimeters (0.35 inches)
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+f/2.0 (aperture)10% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.2 (aperture)
+(front) 8MP63% Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 a/b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2GHz 64bit Octa-core (12nm)	vs	+2GHz 64bit Octa-core (14nm)9% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)	vs	+32GB (22GB available)10% More internal storage for applications and files
Plastic body, glass front	vs	+Aluminum body, glass frontAdvantage More resistant material
720x1440 pixels	vs	+1080x2280 pixels138% Higher resolution screen
282 PPI	vs	+432 PPI53% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+5.84"2% Larger screen
(back) 16MP	vs	+(dual camera) 12MP + 5MP7% Higher resolution main camera
Android 8.1 Oreo	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3000 mAh	vs	+4000 mAh33% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.

23 Common items in both devices

eMMC 5.1

TFT IPS LCD

16 million

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

+16 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Change model		Choose the model
Model	K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Other model names	LG K40 LMX420HM, LM-X420HM, LG-LMX420HM	Xiaomi A2 Lite M1805D1SG, Redmi 6 Pro, Xiaomi Sakura
Country or region available	(Latin America), Colombia	(Global, International)
Brand	LG	Xiaomi
Release date	3/31/2019	7/1/2018
Depth	8.3 millimeters (0.33 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	71.9 x 153 millimeters (2.83 x 6.02 in)	71.7 x 149.3 millimeters (2.82 x 5.88 in)
Weight	150 grams (5.25 ounces)	178 grams (6.23 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front
Protection against water and others	MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Not supported
📲 Display
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	5.84" inches
Screen-to-body ratio	~76.2% (screen-to-body ratio)	~79.5% (screen-to-body ratio)
Display resolution	720x1440 pixels	1080x2280 pixels (19:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	282 PPI	432 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
System version	Android 8.1 Oreo	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)
CPU	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	Qualcomm Adreno 506 (650MHz)
Performance (benchmark)	feature not registered	AnTuTu: 77964 (v7) Geekbench: 4388 (v4.4) GFXBench: 3.4fps (ES 3.1 onscreen)
💽 Memory and storage
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
RAM memory	2GB LPDDR3	3GB LPDDR3
Internal storage	32GB (20GB available) eMMC 5.1	32GB (22GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 66)	LTE Cat6 (Bands 1,2,3,4,5,7,8,20) TD-LTE (Bands 38,40)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Back camera (main camera)	16 megapixels	(dual camera) 12 megapixels 5MP depth f/2.21.12μm
Main camera resolution	4608x3456 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1µm pixel	1.25µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Front camera (secondary)	8 megapixels	5 megapixels
Front camera resolution	3264x2448 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	4.2 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Sensors	Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	4000 mAh
Charger, watts	Wired charging	10W (5V/2A) Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	8 hours	feature not registered
Standby	100 hours (4.2 days)	feature not registered
➕ Other features
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound	• Colors: Black, Gold, Blue • Android One • 2.5D curved glass screen • WiFi display
☢️ Radiation rate
	LG K40 (X420HM)	Xiaomi Mi A2 Lite (32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.04W/kg (head), 1.15W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.55W/kg (head), 1.47W/kg (body)