Samsung Galaxy S7 edge vs. LG K40

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S7 edge and LG K40. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy S7 edge vs. LG K40 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S7 edge LG K40
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G935F LM-X420EMW
Form Factor Touch Touch
Height 150.9 mm 153 mm LG K40 has greater height than Samsung Galaxy S7 edge.
Width 72.6 mm 71.9 mm Samsung Galaxy S7 edge has greater width than LG K40.
Depth 7.7 mm 8.3 mm Samsung Galaxy S7 edge is narrower than Samsung Galaxy S7 edge.
Weight 157 g 145 g LG K40 is lighter than Samsung Galaxy S7 edge.
Body Colour Blue | Silver | Gold | Black | White | Gold pink | Coral blue | Titanium silver | Pink/gold | Pink gold | Black onyx | Platinum gold | White pearl New Aurora Black | Moroccan blue
Body Material Metal, glass -
Protection Dustproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy S7 edge is waterproof.
IP rating IP68 -
SAR Value 0.507 W/kg (body), 0.264 W/kg (head) 1.597 W/kg (body), 0.518 W/kg (head)
Integrated Components Heart rate sensor FM radio
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
SIM Card Type (Size) Nano SIM -
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy S7 edge LG K40
Display Type OLED display LCD display
Display Technology Quad HD Super AMOLED IPS
Screen Size (Display Size) 5.5" 5.7" LG K40 has larger screen size than Samsung Galaxy S7 edge.
Screen Resolution (Display Resolution) 2560 x 1440 pixels 1440 x 720 pixels Samsung Galaxy S7 edge has better screen resolution than LG K40.
Display Format QHD HD
Pixel Density 534 ppi 282 ppi Samsung Galaxy S7 edge has better pixel density than LG K40.
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Display Features - Curved glass, FullVision display
PROCESSOR Samsung Galaxy S7 edge LG K40
Processor Type (CPU) Samsung Exynos 8890 MediaTek
Processor Number - MT6762
Clock Speed 2.3 GHz 2 GHz Samsung Galaxy S7 edge 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 Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 530 PowerVR GE8320
MEMORY Samsung Galaxy S7 edge LG K40
RAM 4 GB 2 GB Samsung Galaxy S7 edge has more RAM than LG K40.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory 24.4 GB 20.2 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 2 TB
CAMERA Samsung Galaxy S7 edge LG K40
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 12 Megapixel 16 Megapixel LG K40 has better camera resolution than Samsung Galaxy S7 edge.
Sensor Size - 1/3"
Lens Aperture F/1.7 F/2.0 Samsung Galaxy S7 edge has better lens aperture than Samsung Galaxy S7 edge.
Pixel Size - 1 μm
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Samsung Galaxy S7 edge has optical stabilisation.
Focus Adjustment Automatic Automatic
HDR Mode Auto HDR mode -
Camera Modes Panorama, Pro mode, wide selfie mode, Virtual Shot, HYPERLAPSE, Motion panorama -
Light Source LED light LED flash
Video Resolutions 3840 x 2160 (4K) at 30 fps -
Camera Features (Functions) Selective Focus, Dual Pixel technology, Motion photo, vDIS technology, Spotlight Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel LG K40 has better front camera resolution than Samsung Galaxy S7 edge.
Sensor Size (Front) - 1/4"
Sensor Type (Front) CMOS -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/1.7 F/2.0 Samsung Galaxy S7 edge has better front lens aperture than Samsung Galaxy S7 edge.
Pixel Size (Front) - 1.12 μm
Camera Modes (Front) Slow motion video, selfie panorama Portrait mode
Light Source (Front) Flash LED flash
BATTERY AND CHARGING Samsung Galaxy S7 edge LG K40
Battery Capacity (Battery Size) 3600 mAh 3000 mAh Samsung Galaxy S7 edge has larger battery capacity than LG K40.
Wireless Charging Yes - Samsung Galaxy S7 edge can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Standby Time - 100 hours
Talk Time 1620 minutes 480 minutes Samsung Galaxy S7 edge has longer battery life when making calls than LG K40.
Run Time Details Talk (WCDMA): up to 1620 min
Active online usage (WCDMA): up to 12 hrs
Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 18 hrs
Playback (audio): up to 55 hrs
Playback (audio (Always On Display Off)): up to 74 hrs
Talk: up to 480 min
Standby: up to 100 hrs
Battery Technology Lithium Ion Lithium Ion
CELLULAR Samsung Galaxy S7 edge LG K40
Technology TD-SCDMA / WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) Android 8.1 Oreo
User Interface Samsung TouchWiz + EtiquEdge -
Intelligent Assistant - Google Assistant
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou GPS
COMMUNICATIONS Samsung Galaxy S7 edge LG K40
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) 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 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 38, Band 39, Band 40, Band 41 Band 1, Band 3, Band 7, Band 8, Band 20, Band 38
4G LTE Frequency 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, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, DIP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services WhatsApp, Google+ Hangouts, SMS, MMS SMS, MMS
MEDIA Samsung Galaxy S7 edge LG K40
Supported Digital Audio Standards WAV, WMA, AAC, Ogg Vorbis, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, 3G2, H.265 -
Sound Enhancements - DTS: X 3D Premium Sound
FEATURES Samsung Galaxy S7 edge LG K40
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 Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, geomagnetic sensor Ambient light sensor, proximity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features Multitasking, Easy Mode, MIMO technology, Private Mode, Ultra Power Saving Mode, Screen mirroring, Dual Curved display, Alarm Clock Google Lens, Google Assistant Key, AI Cam
OTHERS Samsung Galaxy S7 edge LG K40
Included Accessories Power adapter Power adapter
Compliant Standards IP68, HAC (Hearing Aid Compatible) MIL-STD 810G
Max Depth of Water Resistance 1.5 m -
Other projects: