LG K40S (X430BMW) vs Samsung Galaxy J7 2018 (SM-J737A)

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Side by side comparison between LG K40S vs Samsung Galaxy J7 (2018) phones, differences, pros, cons and full specifications. What's the better?

4/8/2020 10:23 PM, updated: 2/25/2023 12:18 PM

Compare Samsung Galaxy J7 (2018) X LG K40S (X430BMW) 14Points

Specifications Compare Models Pictures

6.1"
IPS

720x1520

13
MP

13mp

3GB
RAM

Octa-core

3500
mAh

(Non removable)

07Points Samsung Galaxy J7 2018 (SM-J737A) Compare LG K40S X

Specifications Compare Models Pictures

5.5"
TFT

720x1280

13
MP

13mp

2GB
RAM

Octa-core

3300
mAh

(Non removable)

What's the better phone? LG K40S (X430BMW)

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 K40S (X430BMW)	vs	7 Advantages Samsung Galaxy J7 2018 (SM-J737A)
+2GHz 64bit Octa-core (12nm)33% More powerful processor, you can open your applications faster	vs	1.6GHz 64bit Octa-core (14nm)
+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+32GB (18GB available)80% More internal storage for applications and files	vs	16GB (10GB available)
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT LCD
+720x1520 pixels19% Higher resolution screen	vs	720x1280 pixels
+276 PPI3% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+6.1"11% Larger screen	vs	5.5"
+(dual camera) 13MP + 5MP39% Higher resolution main camera	vs	(back) 13MP
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+3500 mAh6% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3300 mAh
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+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
186 grams (6.51 ounces)	vs	+181 grams (6.34 ounces)3% Lighter
f/2.0 (aperture)	vs	+f/1.7 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

32 Common items in both devices

eMMC 5.1

Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC

8.6 millimeters (0.34 inches)

Plastic body, glass front

60Hz

16 million

LED flash

+25 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 K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Change model		Choose the model
Model	K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Other model names	LG K40s LM-X430BMW, LMX430BMW (3GB RAM)	Galaxy J7 (AT&T) SM-J737AZKAATT
Country or region available	Brazil	USA
Brand	LG	Samsung
Release date	9/1/2019	7/1/2018, Announced: 6/25/2018
Depth	8.6 millimeters (0.34 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	73.9 x 156.3 millimeters (2.91 x 6.15 in)	76.2 x 153.2 millimeters (3 x 6.03 in)
Weight	186 grams (6.51 ounces)	181 grams (6.34 ounces)
Build, materials	Plastic body, glass front	Plastic 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 K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Display type	TFT IPS LCD	TFT LCD
Screen size	6.1" inches	5.5" inches
Screen-to-body ratio	~80.4% (screen-to-body ratio)	~71.4% (screen-to-body ratio)
Display resolution	720x1520 pixels (19:9)	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	276 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
System version	Android 9.0 Pie	Android 8.0 Oreo
Firmware update	feature not registered	Android 9.0 Pie
User Interface	feature not registered	One UI
⚙️ Processor
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: Samsung Exynos 7870 (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 1.6GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	ARM Mali-T830 MP1 (700MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
RAM memory	3GB LPDDR3	2GB LPDDR3
Internal storage	32GB (18GB available) eMMC 5.1	16GB (10GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-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 850/900/1900/2100	UMTS 850/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 2, 3, 5, 7, 8, 28)	LTE Cat6 (2, 3, 4, 5, 7, 12, 14)
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+, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Back camera (main camera)	(dual camera) 13 megapixels 5MP ultrawide f/2.21.12μm117°	13 megapixels
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.12µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	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 K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Front camera (secondary)	13 megapixels	13 megapixels
Front camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
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, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0, USB OTG On-The-Go
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 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Sensors	Accelerometer Ambient light sensor Face unlock Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3500 mAh	3300 mAh
Charger, watts	6W (5V/1.2A) Wired charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	16 hours	31 hours (1.3 days)
Standby	432 hours (18 days)	768 hours (32 days)
➕ Other features
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
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: Aurora Black, Moroccan Blue • DTS:X 3D sound surround • Eco Playback	• Colors: Black, Blue, Gold
☢️ Radiation rate
	LG K40S (X430BMW)	Galaxy J7 2018 (SM-J737A)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered

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LG K40S (X430BMW) vs Samsung Galaxy J7 2018 (SM-J737A)

Side by side comparison between LG K40S vs Samsung Galaxy J7 (2018) phones, differences, pros, cons and full specifications. What's the better?

What's the better phone? LG K40S (X430BMW)

📱 Model features

📲 Display

🤖 Operating System

⚙️ Processor

💽 Memory and storage

📶 Mobile networks

📷 Camera

📸 Front camera

🔉 Sound and multimedia

🔌 Connectivity

🧭 Sensors

🔋 Battery

➕ Other features

☢️ Radiation rate