Side by side comparison and review of Samsung Galaxy S7 and LG K40. 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.
DESIGN AND DIMENSIONS | Samsung Galaxy S7 | LG K40 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | SM-G930F | LM-X420EMW | |
Form Factor | Touch | Touch | |
Height | 142.4 mm | 153 mm | LG K40 has greater height than Samsung Galaxy S7. |
Width | 69.6 mm | 71.9 mm | LG K40 has greater width than Samsung Galaxy S7. |
Depth | 7.9 mm | 8.3 mm | Samsung Galaxy S7 is narrower than Samsung Galaxy S7. |
Weight | 152 g | 145 g | LG K40 is lighter than Samsung Galaxy S7. |
Body Colour | Titanium silver | Black onyx | White | Black | Gold | Silver | Pink/gold | Platinum gold | White pearl | New Aurora Black | Moroccan blue | |
Body Material | Metal, glass | - | |
Protection | Dustproof, waterproof | - | |
Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S7 is waterproof. |
IP rating | IP68 | - | |
SAR Value | 1.48 W/kg (body), 0.406 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 |
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SIM Card Type (Size) | Nano SIM | - | |
SIM Card Qty | Single-SIM | Dual-SIM |
DISPLAY | Samsung Galaxy S7 | LG K40 |
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Display Type | OLED display | LCD display | |
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Display Technology | Quad HD Super AMOLED | IPS | |
Screen Size (Display Size) | 5.1" | 5.7" | LG K40 has larger screen size than Samsung Galaxy S7. |
Screen Resolution (Display Resolution) | 2560 x 1440 pixels | 1440 x 720 pixels | Samsung Galaxy S7 has better screen resolution than LG K40. |
Display Format | QHD | HD | |
Pixel Density | 577 ppi | 282 ppi | Samsung Galaxy S7 has better pixel density than LG K40. |
Aspect Ratio | - | 18:9 | |
Colour Depth | 16.7 million colours | - | |
Display Features | Always-on display | Curved glass, FullVision display | |
Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
PROCESSOR | Samsung Galaxy S7 | LG K40 |
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Processor Type (CPU) | Qualcomm Snapdragon 820 | MediaTek | |
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Processor Number | MSM8996 | MT6762 | |
Clock Speed | 2.3 GHz | 2 GHz | Samsung Galaxy S7 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 | LG K40 |
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RAM | 4 GB | 2 GB | Samsung Galaxy S7 has more RAM than LG K40. |
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Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
User Memory | 24.5 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 | LG K40 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 1 | |
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Sensor Resolution | 12 Megapixel | 16 Megapixel | LG K40 has better camera resolution than Samsung Galaxy S7. |
Sensor Size | - | 1/3" | |
Lens Aperture | F/1.7 | F/2.0 | Samsung Galaxy S7 has better lens aperture than Samsung Galaxy S7. |
Pixel Size | - | 1 μm | |
Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S7 has optical stabilisation. |
Focus Adjustment | Automatic | Automatic | |
Minimum Focal Length (Focal Distance) | 26 mm | - | |
Digital Zoom | 8x | - | |
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 |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | LG K40 has better front camera resolution than Samsung Galaxy S7. |
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 has better front lens aperture than Samsung Galaxy S7. |
Pixel Size (Front) | - | 1.12 μm | |
HDR Mode (Front) | Realtime HDR mode | - | |
Camera Modes (Front) | Slow motion video, selfie panorama | Portrait mode | |
Light Source (Front) | Display flash | LED flash |
BATTERY AND CHARGING | Samsung Galaxy S7 | LG K40 |
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Battery Capacity (Battery Size) | 3000 mAh | 3000 mAh | Both phones have the same battery capacity. |
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Wireless Charging | Yes | - | Samsung Galaxy S7 can be charged wirelessly. |
Wireless Charging Standards | WPC, PMA | - | |
Standby Time | 288 hours | 100 hours | Samsung Galaxy S7 has longer standby time than LG K40. |
Talk Time | 1320 minutes | 480 minutes | Samsung Galaxy S7 has longer battery life when making calls than LG K40. |
Run Time Details | Talk (WCDMA): up to 1320 min Active online usage (WCDMA): up to 11 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 15 hrs Playback (video): up to 15 hrs Playback (audio): up to 45 hrs Playback (audio (Always On Display Off)): up to 62 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
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Battery Technology | Lithium Ion | Lithium Ion |
CELLULAR | Samsung Galaxy S7 | LG K40 |
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Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Google Android | Android 8.1 Oreo | |
User Interface | Samsung TouchWiz | - | |
Intelligent Assistant | - | Google Assistant | |
Payment Technology | Samsung Pay | - | |
Navigation | GPS, GLONASS, BeiDou | GPS |
COMMUNICATIONS | Samsung Galaxy S7 | LG K40 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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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 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, HOGP | - | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Samsung Galaxy S7 | LG K40 |
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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 | |
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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 | LG K40 |
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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 | |
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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, Alarm Clock, S-Voice | Google Lens, Google Assistant Key, AI Cam |
OTHERS | Samsung Galaxy S7 | LG K40 |
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Included Accessories | Power adapter | Power adapter | |
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Compliant Standards | IP68, HAC (Hearing Aid Compatible) | MIL-STD 810G | |
Max Depth of Water Resistance | 1.5 m | - |