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Samsung Galaxy Z Flip 3 (SM-F711W 256GB) vs LG K31 (K300WM)

Side by side comparison between Samsung Galaxy Z Flip 3 vs LG K31 phones, differences, pros, cons and full specifications. What's the better?

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Compare LG K31 XSamsung Galaxy Z Flip 3 (SM-F711W 256GB)38Points
Samsung Galaxy Z Flip 3 (SM-F711W 256GB)
6.7"
AMOLED

1080x2640

12.2
MP

10mp

8GB
RAM

64bit Octa

3300
mAh

(Non removable)

vs
LG K31 (K300WM)
5.7"
IPS

720x1520

13
MP

5mp

2GB
RAM

64bit Octa

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Flip 3 (SM-F711W 256GB)

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 Z Flip 3 (SM-F711W 256GB)38 Advantages Samsung Galaxy Z Flip 3 (SM-F711W 256GB)vsK31 (K300WM)5 Advantages LG K31 (K300WM)
+2.84GHz 64bit Octa-Core48%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-Core
+8GB LPDDR53 times
More RAM memory. Typically more responsive and better for multitasking.
vs2GB LPDDR3
+256GB (220GB available)12 times
More internal storage for applications and files
vs32GB (17GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+6.9 millimeters (0.27 inches)25%
Thinner
vs8.6 millimeters (0.34 inches)
+Aluminum frame, flexible plastic screen, glass backAdvantage
More resistant material
vsPlastic body, glass front
+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
vsTFT IPS LCD
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1080x2640 pixels161%
Higher resolution screen
vs720x1520 pixels
+426 PPI44%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs295 PPI
+6.7"18%
Larger screen
vs5.7"
+(dual camera) 12.2MP + 12MP36%
Higher resolution main camera
vs(dual camera) 13MP + 5MP
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+1/2.55" inches22%
The larger sensor camera lets you take photos with better depth.
vs1/3.1" inches
+(front) 10MP104%
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 11Advantage
Android 11 is newer and safer
vsAndroid 10
+5G NRAdvantage
The 5G NR network is newer and faster
vs4G LTE
+(5G NR) 5000 Mbps32 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+Ambient Light sensorAdvantage
Sensors help you use the device
vsNot supported
+ANT+Advantage
Sensors help you use the device
vsNot supported
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Face unlockAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Proximity sensorAdvantage
Sensors help you use the device
vsNot supported
+3300 mAh10%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3000 mAh
+WPC/Qi Wireless chargingAdvantage
Wireless charging is another way to charge the battery.
vsNot supported
+1 slot (Single-SIM) + e-SIM (Eletronic)Advantage
It's more advantageous to have more than one phone operator in the same device
vs1 slot (Single-SIM)
(dedicated slot)
+802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO is newer and faster
vs802.11 b/g/n (2.4Ghz)
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsMicroUSB 2.0
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
183 grams (6.41 ounces)vs+146 grams (5.11 ounces)25%
Lighter
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+Panda King GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
IPX8 certifiedvs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

17 Common items in both devices
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
HDR photo/video on both cameras / HDR photo on both cameras
f/1.8 (aperture)
Capacitive
+10 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 Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
ModelGalaxy Z Flip 3 (SM-F711W 256GB)K31 (K300WM)
Other model namesGalaxy Z Flip3 5G (SM-F711W)LG K31 (Spectrum Mobile), LMK300WM.ACANSV, LM-K300WM
Country or region availableCanada
Canada
Canada
Canada
BrandSamsungLG
Release date8/27/2021, Announced: 8/11/20218/21/2020
Depth6.9 millimeters (0.27 inches)8.6 millimeters (0.34 inches)
Size (width x height)72.2 x 166 millimeters (2.84 x 6.54 in)71.12 x 147.83 millimeters (2.8 x 5.82 in)
Weight183 grams (6.41 ounces)146 grams (5.11 ounces)
Build, materialsAluminum frame, flexible plastic screen, glass backPlastic body, glass front
Protection against water and othersIPX8 certified: water resistant up to 1.5 meters and 30minMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.

🤖 Operating System

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
System versionAndroid 11Android 10
Firmware updatefeature not registeredfeature not registered
User InterfaceOne UI 3.1feature not registered

⚙️ Processor

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Chipset64bit - Qualcomm Snapdragon 888 (SM8350) (5nm)64bit - MediaTek Helio P22 (MT6762) (12nm)
CPUOcta-Core, 3 processors:
2.84GHz Single-Core Kryo 680
2.42GHz Triple-Core Kryo 680
1.8GHz Quad-Core Kryo 680
Octa-Core, 2 processors:
2GHz Quad-Core ARM Cortex-A53
1.5GHz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 660 (840MHz)PowerVR GE8320 (650MHz)
Performance (benchmark)AnTuTu: 596866 (v8), 682223 (v9)
Geekbench: 3441 (v5.1)
GFXBench: 40fps (ES 3.1 onscreen)
feature not registered

💽 Memory and storage

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
RAM memory8GB LPDDR52GB LPDDR3
Internal storage256GB (220GB available)
UFS 3.1
32GB (17GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)

📲 Display

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Display typeDynamic AMOLEDTFT IPS LCD
Screen size6.7" inches5.7" inches
Screen-to-body ratio~84.7% (screen-to-body ratio)~77.1% (screen-to-body ratio)
Display resolution1080x2640 pixels720x1520 pixels (19:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)426 PPI295 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedPanda King Glass
Display features120Hz, 1200nits[peak]
HDR10+
Extra display: Super AMOLED 1.9" (260x512)
60Hz

📶 Mobile networks

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Dual-SIMDual-SIM Standby - Call active on one sim cardNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload5000/1024 Mbps150/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 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 850/900/1700/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
LTE Cat4 (2, 4, 5, 12, 13, 66)
Primary 5G networkSA/NSA/Sub6/mmWave (2, 5, 25, 41, 66, 71, 260, 261)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA, 5G NRGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA, 5G NRNot supported

📷 Camera

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Back camera (main camera)(dual camera)
12.2 megapixels
12MP ultrawidef/2.2123°1.12µm
(dual camera)
13 megapixels
5MP ultrawidef/2.2120°1/5.0"1.12µm
Main camera resolution4032x3024 pixels4128x3096 pixels
Video recording (primary)4K UHD (3840x2160) 60 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length27mm lens27mm lens
Sensor size1/2.55" inches1/3.1" inches
Pixel size1.4µm pixel1.12µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras1080p@240fps
720p@960fps
feature not registered

📸 Front camera

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Front camera (secondary)10 megapixels5 megapixels
Front camera resolution3872x2592 pixels2560x1920 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.4 (aperture)f/2.2 (aperture)
Focal length26mm lens24mm lens
Sensor size1/3" inches1/5" inches
Pixel size1.12µm pixel1.12µm pixel

🔉 Sound and multimedia

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Supported
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
USBUSB 3.1 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.1 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
SensorsAccelerometer
Ambient Light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Fingerprint sensor (rear-mounted)
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity3300 mAh3000 mAh
Charger, watts15W Fast battery charging
Reverse charging USB between devices
10W WPC/Qi Wireless charging
4.5W Reverse wireless charging between devices
USB Power Delivery 3.0
Standard charging
Talk time autonomyfeature not registered11 hours
Standbyfeature not registered528 hours (22 days)

➕ Other features

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
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: Phantom Black, Green, Lavender, Cream, White, Pink, Gray
- Gorilla Glass Victus on the back
- Bixby
- Samsung DeX
- Samsung Pay (MST, NFC)
- Colors: Silver
- LG UX 9.1

☢️ Radiation rate

Samsung Galaxy Z Flip 3 (SM-F711W 256GB)LG K31 (K300WM)
SAR 1.6W/kg (USA, Mexico, etc.)1.08W/kg (head), 1.26W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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