LG Q8 (X800K) vs Samsung Galaxy M40 (SM-M405FN/DS)

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Side by side comparison between LG Q8 vs Samsung Galaxy M40 phones, differences, pros, cons and full specifications. What's the better?

6/20/2019 3:09 PM, updated: 4/28/2020 10:13 PM

Compare Samsung Galaxy M40 X LG Q8 (X800K) 14Points

Specifications Compare Models Pictures

5.2"
IPS

1440x2560

16
MP

5mp

4GB
RAM

Quad-core

3000
mAh

(Non removable)

16Points Samsung Galaxy M40 (SM-M405FN/DS) Compare LG Q8 X

Specifications Compare Models Pictures

6.3"
PLS

1080x2340

32
MP

16mp

6GB
RAM

Octa-core

3500
mAh

(Non removable)

What's the better phone? Samsung Galaxy M40 (SM-M405FN/DS)

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!

14 Advantages LG Q8 (X800K)	vs	16 Advantages Samsung Galaxy M40 (SM-M405FN/DS)
+146 grams (5.11 ounces)15% Lighter	vs	168 grams (5.88 ounces)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT PLS
+1440x2560 pixels46% Higher resolution screen	vs	1080x2340 pixels
+565 PPI38% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	409 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+PedometerAdvantage Sensors help you use the device	vs	Not supported
+18W20% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	15W
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+Digital TVAdvantage Watch your favorite TV shows anywhere	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+IP67 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2.15GHz 64bit Quad-core	vs	+2GHz 64bit Octa-core34% More powerful processor, you can open your applications faster
4GB LPDDR4	vs	+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
32GB (22GB available)	vs	+128GB (105GB available)4 times More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
8 millimeters (0.31 inches)	vs	+7.9 millimeters (0.31 inches)1% Thinner
5.2"	vs	+6.3"21% Larger screen
(dual camera) 16MP + 8MP	vs	+(triple camera) 32MP + 8MP + 5MP88% Higher resolution main camera
HDR photo/video only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/1.8 (aperture)	vs	+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MP	vs	+(front) 16MP2 times Higher resolution secondary camera to take pictures and selfies
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 400 Mbps33% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
3000 mAh	vs	+3500 mAh17% 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) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

25 Common items in both devices

16 million

Only digital zoom

LDAF: laser detection autofocus / PDAF: phase detection autofocus

4K UHD (3840x2160)

(front) Full HD (1920x1080)

4G LTE-A

Capacitive

+18 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 Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Change model		Choose the model
Model	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Other model names	KT LG Q8 (KT Corporation), LG-X800K, LGX800K	Galaxy M40 SM-M405FN/Dual-Sim (128GB + 6GB RAM)
Country or region available	South Korea	(Europe), (Global, International)
Brand	LG	Samsung
Release date	7/1/2017	6/11/2019
Depth	8 millimeters (0.31 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	71.9 x 148.9 millimeters (2.83 x 5.86 in)	73.9 x 155.3 millimeters (2.91 x 6.11 in)
Weight	146 grams (5.11 ounces)	168 grams (5.88 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	IP67 certified: dust proof and waterproof over 1 meter and 30min	Not supported
📲 Display
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Display type	TFT IPS LCD	TFT PLS
Screen size	5.2" inches	6.3" inches
Screen-to-body ratio	~69.6% (screen-to-body ratio)	~84.9% (screen-to-body ratio)
Display resolution	1440x2560 pixels	1080x2340 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	565 PPI	409 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass 3
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
System version	Android 7.0 Nougat	Android 9.0 Pie
Firmware update	feature not registered	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Chipset	64bit: Qualcomm Snapdragon 820 MSM8996 (14nm)	64bit: Qualcomm Snapdragon 675 SDM675 (11nm)
CPU	Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 2 processors: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 530	Qualcomm Adreno 612 845Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
RAM memory	4GB LPDDR4	6GB LPDDR4X
Internal storage	32GB (22GB available)	128GB (105GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	400/50 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 850/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 3, 5, 8, 17) TD-LTE (Bands 38, 40)	LTE Cat6 (Bands 1, 3, 5, 8, 20) TD-LTE (Bands 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, 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 Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Back camera (main camera)	(dual camera) 16 megapixels 8MP f/2.41/4"10mm	(triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2
Main camera resolution	4608x3456 pixels	6528x4896 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.7 (aperture)
Focal length	28mm (lens)	feature not registered
Sensor size	1/2.6" inches	feature not registered
Pixel size	1.12µm pixel	0.8µm pixel
Autofocus	LDAF: laser detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical 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/video only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Front camera (secondary)	5 megapixels	16 megapixels
Front camera resolution	2560x1920 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/5" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
TV	Digital TV	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	Type-C reversible connector
TV output	USB Type-C SlimPort®	Not supported
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Pedometer Proximity sensor	Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	3500 mAh
Charger, watts	18W Wired fast charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	4 hours	29 hours (1.2 days)
Standby	1000 hours (41.7 days)	feature not registered
➕ Other features
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
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: Titan • Metal body • LG UX 5.0 • KnockOn, Knock Code • 32-bit/192kHz audio • VoLTE • TV T-DMB (Korea) • Secondary display: 2.1" 160x1040 pixels • IP67 certified: dust and water resistant up to 1 meter and 30min	• Colors: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps
☢️ Radiation rate
	LG Q8 (X800K)	Galaxy M40 (SM-M405FN/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.274W/kg (head), 1.17W/kg (body)