Skip to content

Samsung Galaxy J4 Plus SM-J415G 32GB vs LG K40 X420EM

Side by side comparison, pros, cons, differences between Samsung Galaxy J4+ Plus vs LG K40 phones with full specifications. What's the best?

,
Compare LG K40 X10Samsung Galaxy J4 Plus SM-J415G 32GB
Samsung Galaxy J4 Plus SM-J415G 32GB
6"
IPS

720x1480

13
MP

5mp

2GB
RAM

64bit Quad

3300
mAh

(Non removable)

vs
LG K40 X420EM
5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

64bit Octa

3000
mAh

(Non removable)

What's the best phone? The PhoneMore's choice is LG K40 X420EM

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!


10 Advantages Samsung Galaxy J4 Plus SM-J415G 32GB
Galaxy J4 Plus SM-J415G 32GBvsK40 X420EM
 10%10%
+More internal storage for applications and files
32GB (22GB user available)vs32GB (20GB user available)
 5%5%
+Thinner
7.9 millimeters (0.31 inches)vs8.3 millimeters (0.33 inches)
 3%3%
+Higher resolution screen
720x1480 pixelsvs720x1440 pixels
 5%5%
+Larger screen
6"vs5.7"
 5%5%
+Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure
f/1.9 (aperture)vsf/2.0 (aperture)
Advantage
+Android 9.0 Pie is newer and safer
Android 9.0 PievsAndroid 8.1 Oreo
Advantage
+Sensors help you use the device
GyroscopevsNot supported
Advantage
+Sensors help you use the device
Face unlockvsNot supported
 10%10%
+Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3300 mAhvs3000 mAh
Advantage
+The radio lets you listen to your songs and sports in general
FMvsNot supported

15 Advantages LG K40 X420EM
K40 X420EMvsGalaxy J4 Plus SM-J415G 32GB
 70%70%
+More powerful processor, you can open your applications faster
2Ghz 64bit Octa-Corevs1.4Ghz 64bit Quad-Core
 23%23%
+Lighter
145 grams (5.08 ounces)vs178 grams (6.23 ounces)
 3%3%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
282 PPIvs274 PPI
 25%25%
+Higher resolution main camera
(back) 16MPvs(back) 13MP
Advantage
+You with less worry when taking pictures with auto focus
PDAF: phase detection autofocusvsAutofocus
Advantage
+The HDR technology produced photos with more detail in dark areas
HDR photo on both camerasvsHDR photo only main camera
 63%63%
+Higher resolution secondary camera to take pictures and selfies
(front) 8MPvs(front) 5MP
 100%100%
+Faster for surfing the internet and download files
(4G+ LTE-A) 300 Mbpsvs(4G LTE) 150 Mbps
Advantage
+Sensors help you use the device
Fingerprint (rear-mounted)vsNot supported
Advantage
+Noise-canceling microphone allows better call quality
Active noise cancellationvsNot supported
Advantage
+WiFi 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) is newer and faster
802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)vs802.11 b/g/n (2.4Ghz)
Advantage
+With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
DLNAvsNot supported
Advantage
+Bluetooth 5.0 version A2DP/LE is newer and faster
5.0 version A2DP/LEvs4.2 version A2DP
Advantage
+NFC allows you to make payments by approach quickly and securely
NFCvsNot supported
Advantage
+Protection against water allows you talk to your friends in the rain, for example
MIL-STD-810G military certifiedvsNot supported

25 Common items in both devices
2GB LPDDR3
eMMC 5.1
Until 1TB microSD, microSDHC, microSDXC
Plastic body, front glass
TFT LCD IPS
16 million
LED flash on both cameras
Only digital zoom
EIS: Digital stabilization
Full HD (1920x1080 pixels)
Full HD (1920x1080 pixels)
4G LTE / 4G+ LTE-A
Capacitive
Multitouch
3.5mm jack
Accelerometer
Proximity
Ambient Light
Li-Ion (Non removable)
Speakerphone
Video calling
Vibrating alert
A-GPS, GeoTagging, GLONASS, BeiDou / A-GPS, GeoTagging
MicroUSB 2.0, USB OTG On-The-Go
HTML, XHTML, HTML5
+ COMMON ITEMS

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

Model and physical featuresSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
ModelGalaxy J4 Plus SM-J415G 32GBK40 X420EM
Also known asGalaxy J4+ SM-J415G Single-SimLG K40 LMX420EM NFC Single-sim, LM-X420EM, LG-LMX420EM
Country or region availableMexicoParaguayPuerto RicoEurope
BrandSamsungLG
Release dateSeptember, 2018March, 2019
Depth7.9 millimeters (0.31 inches)8.3 millimeters (0.33 inches)
Size (width x height)76.9 x 161.4 millimeters (3.03 x 6.35 in)71.9 x 153 millimeters (2.83 x 6.02 in)
Weight178 grams (6.23 ounces)145 grams (5.08 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, front glassPlastic body, front glass
Protection against water and othersNot supportedMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
Operating system (OS)Samsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Operating systemAndroid 8.1 OreoAndroid 8.1 Oreo
Firmware updateAndroid 9.0 Piefeature not registered
HardwareSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Architecture - Chipset64bit - Qualcomm Snapdragon 425 MSM8917 (28nm)64bit - MediaTek MT6762 Helio P22 (12nm)
CPU processor1.4Ghz Quad-Core ARM Cortex-A53Octa-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A53
1.5Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 308 500MhzPowerVR GE8320 650Mhz
RAM memory2GB LPDDR32GB LPDDR3
Internal storage32GB (22GB user available)
eMMC 5.1
32GB (20GB user available)
eMMC 5.1
External storageUntil 1TB microSD, microSDHC, microSDXC
(dedicated slot)
Until 1TB microSD, microSDHC, microSDXC
(dedicated slot)
DisplaySamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Display typeTFT LCD IPSTFT LCD IPS
Screen size6" inches5.7" inches
Screen-to-body ratio~73.6% (screen-to-body ratio)~76.2% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution720x1480 pixels720x1440 pixels
Pixel density (dot pitch)274 PPI282 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Mobile networks and dataSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Dual-SIMNot supportedNot supported
SIM card1 slot
nano-SIM (4FF)
1 slot
nano-SIM (4FF)
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1900/2100
Primary 4G/5G networkLTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (Bands 38, 40, 41)
LTE Cat6 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
Maximum download/upload150/50 Mbps300/50 Mbps
Messaging and callingSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
Primary / back cameraSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Main camera13 megapixels16 megapixels
Main camera resolution4128x3096 pixels4608x3456 pixels
Video recording (primary)Full HD (1920x1080 pixels) 30 fpsFull HD (1920x1080 pixels) 30 fps
FlashLED flash on both camerasLED flash on both cameras
Focal aperturef/1.9 (aperture)f/2.0 (aperture)
Focal length28mm lensfeature not registered
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registered1µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
Front / secondary cameraSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Front camera5 megapixels8 megapixels
Front camera resolution2560x1920 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080 pixels)Full HD (1920x1080 pixels)
Front flashLEDLED
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
Connectivity and interfacesSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
USBMicroUSB 2.0, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.2 version A2DP5.0 version A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNANot supportedSupported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Proximity
Ambient Light
Gyroscope
Face unlock
Accelerometer
Proximity
Ambient Light
Fingerprint (rear-mounted)
Other features- Colors: Black, Gold, Pink, Blue
- Infinity display 18.5:9
- Dolby Atmos sound (only earphones)
- WiFi direct, hotspot
- Colors: Black, Moroccan Blue, Platinum Gray
- 18:9 ratio FullVision display
- LED notification
- DTS-X Surround sound
- WiFi direct, hotspot
Power supply and autonomySamsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
BatteryLi-Ion (Non removable)Li-Ion (Non removable)
Battery capacity3300 mAh3000 mAh
Battery model / charger (watts)feature not registeredfeature not registered
Talk time1380 minutes | 23 hours | 1 day480 minutes | 8 hours | 0.3 day
Standbyfeature not registered6000 minutes | 100 hours | 4.2 days
Radiation rate (SAR)Samsung Galaxy J4 Plus SM-J415G 32GBLG K40 X420EM
SAR USA, Mexico, Colombia0.55 W/Kg (head) | 0.41 W/Kg (body)feature not registered
SAR European Union, UK0.308 W/Kg (head) | 1.334 W/Kg (body)feature not registered