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Samsung Galaxy A31 (SM-A315F) vs LG K20 (X120EMW)

Side by side comparison between Samsung Galaxy A31 vs LG K20 phones, differences, pros, cons and full specifications. What's the better?

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Compare LG K20 XSamsung Galaxy A31 (SM-A315F)22Points
Samsung Galaxy A31 (SM-A315F)
6.4"
AMOLED

1080x2400

48
MP

20mp

4GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
LG K20 (X120EMW)
5.45"
IPS

480x960

8
MP

5mp

1GB
RAM

64bit Quad

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A31 (SM-A315F)

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!

Galaxy A31 (SM-A315F)22 Advantages Samsung Galaxy A31 (SM-A315F)vsK20 (X120EMW)6 Advantages LG K20 (X120EMW)
+2GHz 64bit Octa-Core68%
More powerful processor, you can open your applications faster
vs1.5GHz 64bit Quad-Core
+4GB LPDDR4X3 times
More RAM memory. Typically more responsive and better for multitasking.
vs1GB LPDDR3
+128GB (104GB available)8 times
More internal storage for applications and files
vs16GB (11GB available)
+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 256GB microSD, microSDXC
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+1080x2400 pixels5 times
Higher resolution screen
vs480x960 pixels
+411 PPI109%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs197 PPI
+6.4"17%
Larger screen
vs5.45"
+(quad camera) 48MP + 8MP + 5MP + 5MP7 times
Higher resolution main camera
vs(back) 8MP
+1/2" inches100%
The larger sensor camera lets you take photos with better depth.
vs1/4" inches
+(front) 20MP3 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+Android 11Advantage
Android 11 is newer and safer
vsAndroid 9.0 Pie
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Face unlockAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (under display)Advantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+5000 mAh67%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3000 mAh
+15W150%
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.
vs6W
+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
vs802.11 b/g/n (2.4Ghz)
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
185 grams (6.48 ounces)vs+152 grams (5.32 ounces)22%
Lighter
8.6 millimeters (0.34 inches)vs+8.3 millimeters (0.33 inches)4%
Thinner
LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
It's more advantageous to have more than one phone operator in the same device
Not supportedvs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

27 Common items in both devices
eMMC 5.1
Plastic body, glass front
60Hz
16 million
Only digital zoom
PDAF: phase detection autofocus / Autofocus
EIS: Digital stabilization
+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

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
ModelGalaxy A31 (SM-A315F)K20 (X120EMW)
Other model namesGalaxy A31 SM-A315F (Single-Sim) NFC (128GB + 4GB RAM)LG K20 2019 LMX120EMW, LM-X120EMW
Country or region availableSouth Africa
South Africa
(Europe)(Global, International)IranTunisia
(Europe), (Global, International), Iran, Tunisia
BrandSamsungLG
Release date4/27/2020, Announced: 3/24/20208/7/2019
Depth8.6 millimeters (0.34 inches)8.3 millimeters (0.33 inches)
Size (width x height)73.1 x 159.3 millimeters (2.88 x 6.27 in)71.9 x 148.6 millimeters (2.83 x 5.85 in)
Weight185 grams (6.48 ounces)152 grams (5.32 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.

🤖 Operating System

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
System versionAndroid 10Android 9.0 Pie
Firmware updateAndroid 11feature not registered
User InterfaceOne UI 2.5 / 3.1feature not registered

⚙️ Processor

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Chipset64bit - MediaTek Helio P65 (MT6768) (12nm)64bit - MediaTek MT6739 (28nm)
CPUOcta-Core, 2 processors:
2GHz Dual-Core ARM Cortex-A75
1.7GHz Hexa-Core ARM Cortex-A55
Quad-Core, 1 processor:
1.5GHz Quad-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G52 MC2 (820MHz)PowerVR GE8100 MP1 (570MHz)
Performance (benchmark)AnTuTu: 151815 (v8)
Geekbench: 5096 (v4.4), 1216 (v5.1)
GFXBench: 7fps (ES 3.1 onscreen)
feature not registered

💽 Memory and storage

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
RAM memory4GB LPDDR4X1GB LPDDR3
Internal storage128GB (104GB available)
eMMC 5.1
16GB (11GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 256GB microSD, microSDXC
(dedicated slot)

📲 Display

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.4" inches5.45" inches
Screen-to-body ratio~84.9% (screen-to-body ratio)~71.7% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)480x960 pixels (18:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)411 PPI197 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Display features60Hz60Hz

📶 Mobile networks

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload150/50 Mbps150/50 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 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat4 (1, 2, 3, 5, 7, 8, 20)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat4 (1, 3, 7, 8, 20)
TD-LTE (38)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.2123°1/4"1.12µm
5MP macrof/2.4
5MP depthf/2.4
8 megapixels
Main camera resolution8000x6000 pixels3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash on both cameras
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal length26mm lens27mm lens
Sensor size1/2" inches1/4" inches
Pixel size0.8µm pixel1.12µm pixel
AutofocusPDAF: phase detection autofocusAutofocus
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 on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Front camera (secondary)20 megapixels5 megapixels
Front camera resolution5184x3840 pixels2560x1920 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal lengthfeature not registered24mm lens
Sensor sizefeature not registered1/5" inches
Pixel sizefeature not registered1.12µm pixel

🔉 Sound and multimedia

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
LoudspeakerMono sound (not stereo)Supported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Virtual proximity sensor
Accelerometer
Ambient Light sensor
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
BL-01
Battery capacity5000 mAh3000 mAh
Charger, watts15W Fast battery charging6W (5V/1.2A) Standard charging
Talk time autonomyfeature not registered17 hours
Standbyfeature not registered600 hours (25 days)

➕ Other features

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
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: Prism Black, Prism Blue, Prism Red, Prism White- Colors: Black, Blue, Platinum
- Android Go edition
- Google assistant
- WiFi hotspot

☢️ Radiation rate

Samsung Galaxy A31 (SM-A315F)LG K20 (X120EMW)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.488W/kg (head), 1.68W/kg (body)feature not registered
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