LG K40 vs. Samsung Galaxy Z Flip3 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of LG K40 and Samsung Galaxy Z Flip3 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

LG K40 vs. Samsung Galaxy Z Flip3 5G Comparison Chart
DESIGN AND DIMENSIONS LG K40 Samsung Galaxy Z Flip3 5G
Product Type Smartphone Smartphone
Manufacturer Model Number LM-X420EMW SM-F711B
Form Factor Touch Folder (flip) - touch screen, dual screen
Height 153 mm 166 mm Samsung Galaxy Z Flip3 5G has greater height than LG K40.
Width 71.9 mm 72.2 mm Samsung Galaxy Z Flip3 5G has greater width than LG K40.
Depth 8.3 mm 6.9 mm Samsung Galaxy Z Flip3 5G is narrower than LG K40.
Weight 145 g 183 g LG K40 is lighter than LG K40.
Dimensions Details - Unfolded - 72.2 mm x 6.9 mm x 166 mm
Folded - 72.2 mm x 17.1 mm x 86.4 mm
Body Colour New Aurora Black | Moroccan blue Navy | Phantom black | Pink | Lavender | Grey | Cream | Green | White
Body Material - Corning Gorilla Glass Victus
Protection - Water-resistant
Waterproof (Water-resistant) - Yes Samsung Galaxy Z Flip3 5G is waterproof.
IP rating - IPX8
Repairability Index - 7.6 (out of 10)
SAR Value 1.597 W/kg (body), 0.518 W/kg (head) 1.578 W/kg (body), 0.858 W/kg (head)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
USB Type-C - 24 pin USB-C
SIM Card Type (Size) - Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY LG K40 Samsung Galaxy Z Flip3 5G
Display Type LCD display OLED display
Display Technology IPS Infinity Flex Dynamic AMOLED 2X
Foldable Display - Yes
Display Design - Inward folding
Screen Size (Display Size) 5.7" 6.7" Samsung Galaxy Z Flip3 5G has larger screen size than LG K40.
Screen Resolution (Display Resolution) 1440 x 720 pixels 2640 x 1080 pixels Samsung Galaxy Z Flip3 5G has better screen resolution than LG K40.
Display Format HD Full HD+
Pixel Density 282 ppi 425 ppi Samsung Galaxy Z Flip3 5G has better pixel density than LG K40.
Aspect Ratio 18:9 22:9
Colour Depth - 16.7 million colours
Display Refresh Rate - 120 Hz
Display Features Curved glass, FullVision display Edge Screen, AOD(Always On Display), Edge Lighting, Video Wallpaper
Display Protection (Screen Protector) - Samsung Ultra Thin Glass
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 1.9"
Second Display Resolution - 512 x 260 pixels
Second Display Colour Depth - 16.7 million colours
PROCESSOR LG K40 Samsung Galaxy Z Flip3 5G
Processor Type (CPU) MediaTek Qualcomm Snapdragon 888
Processor Number MT6762 -
Clock Speed 2 GHz 2.84 GHz Samsung Galaxy Z Flip3 5G has higher clock speed than LG K40.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - LG K40 has 64-bit architecture.
Graphics System (GPU) PowerVR GE8320 -
MEMORY LG K40 Samsung Galaxy Z Flip3 5G
RAM 2 GB 8 GB Samsung Galaxy Z Flip3 5G has more RAM than LG K40.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy Z Flip3 5G has more internal memory than LG K40.
User Memory 20.2 GB 100.5 GB
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB -
CAMERA LG K40 Samsung Galaxy Z Flip3 5G
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12 Megapixel LG K40 has better camera resolution than Samsung Galaxy Z Flip3 5G.
Sensor Size 1/3" -
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/1.8 Samsung Galaxy Z Flip3 5G has better lens aperture than LG K40.
Field of View (FoV) - 78 degree(s)
Pixel Size 1 μm 1.4 μm Samsung Galaxy Z Flip3 5G has larger camera pixel size than LG K40.
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy Z Flip3 5G has optical stabilisation.
Focus Adjustment Automatic Automatic, manual
Digital Zoom - 10x
Self-Timer Delay - Yes
Special Effects - HDR, Auto HDR, Grid Line
Camera Modes - Slow motion video, Panorama, Pro mode, HYPERLAPSE, Quick Shot, Super Slow-mo, AR Emoji, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Portrait, Night, Mountain, Single Take, Pro Video, NIGHT HYPERLAPSE, Portrait video, Director's View
Light Source LED flash High CRI LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes Playback zoom, Motion photo, blink detection, QR-code scanner, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Dual Pixel Autofocus technology, AR sticker, Scene Optimiser, Flaw detection, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Super steady, Zoom-In Mic, HEIF image capture, AR Doodle, Microphone Control, HEVC (High Efficiency Video coding), Dual preview, Auto framing, Flex mode, Corning Gorilla Glass DX (protective lens glass)
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
Pixel Size (2nd Camera) - 1.12 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 10 Megapixel Samsung Galaxy Z Flip3 5G has better front camera resolution than LG K40.
Sensor Size (Front) 1/4" -
Lens Aperture (Front) F/2.0 F/2.4 LG K40 has better front lens aperture than LG K40.
Field of View (Front) - 80 degree(s)
Pixel Size (Front) 1.12 μm 1.22 μm Samsung Galaxy Z Flip3 5G has larger front camera pixel size than LG K40.
Focus Adjustment - Automatic
Camera Modes (Front) Portrait mode -
Light Source (Front) LED flash -
BATTERY AND CHARGING LG K40 Samsung Galaxy Z Flip3 5G
Battery Capacity (Battery Size) 3000 mAh 3300 mAh Samsung Galaxy Z Flip3 5G has larger battery capacity than LG K40.
Fast Charging Technology - Qualcomm Quick Charge 2.0, Adaptive Fast Charging Samsung Galaxy Z Flip3 5G has fast charging technology.
Wireless Charging - Yes Samsung Galaxy Z Flip3 5G can be charged wirelessly.
Wireless Charging Standards - WPC, PMA, Qi, Wireless PowerShare
Standby Time 100 hours -
Talk Time 480 minutes 1560 minutes Samsung Galaxy Z Flip3 5G has longer battery life when making calls than LG K40.
Run Time Details Talk: up to 480 min
Standby: up to 100 hrs
Talk (4G): up to 1560 min
Active online usage (LTE): up to 12 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (wireless video): up to 16 hrs
Playback (wireless audio): up to 51 hrs
Battery Technology Lithium Ion -
CELLULAR LG K40 Samsung Galaxy Z Flip3 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy Z Flip3 5G has more advanced generation mobile network.
Operating System Android 8.1 Oreo Android 11
User Interface - One UI
Intelligent Assistant Google Assistant Bixby
Payment Technology - Samsung Pay
Navigation GPS GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS LG K40 Samsung Galaxy Z Flip3 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE LTE, FDD-LTE, TDD-LTE, LAA, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 LE Bluetooth 5.1 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA LG K40 Samsung Galaxy Z Flip3 5G
Supported Digital Audio Standards WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
Supported Digital Video Standards - MKV, FLV, AVI, MPEG-4, 3GP, M4V, WebM, 3G2
Sound Enhancements DTS: X 3D Premium Sound Dolby Digital Plus sound, Dolby Atmos sound technology, Dolby Digital sound
FEATURES LG K40 Samsung Galaxy Z Flip3 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Ambient light sensor, proximity sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Google Lens, Google Assistant Key, AI Cam Multitasking, MIMO technology, notification flashlight, Samsung KNOX, High AOP Mic, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, Flex mode, Multi Active Window, Bluetooth Scalable Codec
OTHERS LG K40 Samsung Galaxy Z Flip3 5G
Included Accessories Power adapter SIM card removal tool, USB-C cable
Compliant Standards MIL-STD 810G VDE, HAC (Hearing Aid Compatible), IPX8
Max Depth of Water Resistance - 1.5 m
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