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LG K42 (K420YMW) vs Samsung Galaxy S9 Plus (SM-G965U)

Side by side comparison between LG K42 vs Samsung Galaxy S9 Plus phones, differences, pros, cons and full specifications. What's the better?

,
LG K42 (K420YMW)
6.6"
IPS

720x1600

13
MP

8mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
31PointsSamsung Galaxy S9 Plus (SM-G965U)Compare LG K42 X
Samsung Galaxy S9 Plus (SM-G965U)
6.2"
AMOLED

1440x2960

12.2
MP

8mp

6GB
RAM

64bit Octa

3500
mAh

(Non removable)

What's the better phone? Samsung Galaxy S9 Plus (SM-G965U)

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!

K42 (K420YMW)6 Advantages LG K42 (K420YMW)vsGalaxy S9 Plus (SM-G965U)31 Advantages Samsung Galaxy S9 Plus (SM-G965U)
+184 grams (6.44 ounces)3%
Lighter
vs189 grams (6.62 ounces)
+8.4 millimeters (0.33 inches)1%
Thinner
vs8.5 millimeters (0.33 inches)
+6.6"6%
Larger screen
vs6.2"
+4000 mAh14%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3500 mAh
+2 slots (Dual-SIM)
(dedicated slot)Advantage
It's more advantageous to have more than one phone operator in the same device
vs1 slot (Single-SIM)
(dedicated slot)
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsIP68 certified
2GHz 64bit Octa-Corevs+2.8GHz 64bit Octa-Core49%
More powerful processor, you can open your applications faster
3GB LPDDR4Xvs+6GB LPDDR4X100%
More RAM memory. Typically more responsive and better for multitasking.
64GB (45GB available)vs+64GB (51GB available)13%
More internal storage for applications and files
eMMC 5.1vs+UFS 2.1Advantage
Fastest write and read storage.
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
Not supportedvs+HDR10Advantage
The HDR10 display provides vibrant colors and more details
720x1600 pixelsvs+1440x2960 pixels3 times
Higher resolution screen
266 PPIvs+531 PPI100%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(quad camera) 13MP + 5MP + 2MP + 2MPvs+(dual camera) 12.2MP + 12MP11%
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/3.1" inchesvs+1/2.55" inches22%
The larger sensor camera lets you take photos with better depth.
f/1.8 (aperture)vs+f/1.5 (aperture)20%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 2K UHD (2560x1440)78%
More image quality for recording videos with the secondary camera
Android 10vs+Android 11Advantage
Android 11 is newer and safer
(4G LTE) 150 Mbpsvs+(4G+ LTE-A) 1200 Mbps7 times
Faster for surfing the internet and download files
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Heart rateAdvantage
Sensors help you use the device
Not supportedvs+Iris scannerAdvantage
Sensors help you use the device
Not supportedvs+SpO2Advantage
Sensors help you use the device
10Wvs+15W50%
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.
Not supportedvs+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
802.11 b/g/n (2.4Ghz)vs+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
USB 2.0 Type-C, USB OTG On-The-Govs+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys

27 Common items in both devices
Until 1TB microSD, microSDXC
60Hz
16 million
LED flash
PDAF: phase detection autofocus / PDAF on back camera and autofocus front camera
HDR photo on both cameras / HDR photo/video on both cameras
(front) 8MP
+20 specs and more in the table below

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

Highlight differencesClear highlight

📱 Model features

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
ModelK42 (K420YMW)Galaxy S9 Plus (SM-G965U)
Other model namesLG K42 LMK420YMW, LM-K420YMW Dual-SIMUnlocked Galaxy S9+ G965U (Snapdragon)
Country or region available(Global, International)United Arab EmiratesIndiaIsraelTaiwan
(Global, International), United Arab Emirates, India, Israel, Taiwan
USA
USA
BrandLGSamsung
Release date9/21/20203/9/2018, Announced: 2/25/2018
Depth8.4 millimeters (0.33 inches)8.5 millimeters (0.33 inches)
Size (width x height)76.7 x 165 millimeters (3.02 x 6.5 in)73.8 x 158.1 millimeters (2.91 x 6.22 in)
Weight184 grams (6.44 ounces)189 grams (6.62 ounces)
Build, materialsPlastic body, glass frontAluminum frame, glass front/back
Protection against water and othersMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

🤖 Operating System

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
System versionAndroid 10Android 8.0 Oreo
Firmware updatefeature not registeredAndroid 11
User Interfacefeature not registeredOne UI 2.5 / 3.1

⚙️ Processor

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Chipset64bit - MediaTek Helio P22 (MT6762) (12nm)64bit - Qualcomm Snapdragon 845 (SDM845) (10nm)
CPUOcta-Core, 2 processors:
2GHz Quad-Core ARM Cortex-A53
1.5GHz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
2.8GHz Quad-Core Kryo 385 Gold
1.7GHz Quad-Core Kryo 385 Silver
GPU graphical controllerPowerVR GE8320 (650MHz)Qualcomm Adreno 630 (710MHz)
Performance (benchmark)feature not registeredAnTuTu: 265163 (v7), 344891 (v8)
Geekbench: 8393 (4.2)

💽 Memory and storage

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
RAM memory3GB LPDDR4X6GB LPDDR4X
Internal storage64GB (45GB available)
eMMC 5.1
64GB (51GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📲 Display

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Display typeTFT IPS LCDSuper AMOLED
Screen size6.6" inches6.2" inches
Screen-to-body ratio~83.1% (screen-to-body ratio)~83.6% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1440x2960 pixels (18.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)266 PPI531 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Display features60Hz60Hz
HDR10
Always-On Display

📶 Mobile networks

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload150/50 Mbps1200/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 (1, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 39, 40)
VoLTE
LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 29, 30)
TD-LTE (38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported

📷 Camera

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Back camera (main camera)(quad camera)
13 megapixels
5MP ultrawidef/2.2115°1/5.0"1.12µm
2MP macrof/2.41.75μm
2MP depthf/2.41.75μm
(dual camera)
12.2 megapixels
12MP telephotof/2.41/3.4"52mm1.0µmAFOIS2x-optical-zoom
Main camera resolution4128x3096 pixels4032x3024 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 60 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.5 (aperture)
Focal length27mm lens26mm lens
Sensor size1/3.1" inches1/2.55" inches
Pixel size1.12µm pixel1.4µm pixel
AutofocusPDAF: phase detection autofocusPDAF on back camera and autofocus front camera
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered1080p@240fps
720p@960fps

📸 Front camera

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Front camera (secondary)8 megapixels8 megapixels
Front camera resolution3264x2448 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)2K UHD (2560x1440)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/1.7 (aperture)
Focal lengthfeature not registered25mm lens
Sensor sizefeature not registered1/3.6" inches
Pixel sizefeature not registered1.22µm pixel

🔉 Sound and multimedia

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
LoudspeakerSupportedStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, DivX, XviD
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, eAAC+, FLAC

🔌 Connectivity

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 3.1 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Proximity sensor
Accelerometer
Ambient Light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Heart rate
Iris scanner
Proximity sensor
SpO2
Vibrating alertSupportedSupported

🔋 Battery

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity4000 mAh3500 mAh
Charger, watts10W (5V/2A) Standard charging15W (9V/1.67A) Fast battery charging
Qi wireless charging (Qi/PMA)
Quick Charge 2
Talk time autonomy16 hoursfeature not registered
Standby180 hours (7.5 days)feature not registered

➕ Other features

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Titan, Green, Red
- Silicon case included
- LG 3D Sound Engine
- Colors: Black, Silver, Blue, Gold, Orchid Gray
- Samsung DeX
- Curved edge screen
- Corning Gorilla Glass 5 back panel
- Samsung Gear VR compatible
- Samsung Pay

☢️ Radiation rate

LG K42 (K420YMW)Samsung Galaxy S9 Plus (SM-G965U)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.78W/kg (head), 1.59W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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