| Physical features | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Model | Galaxy S7 Edge (SM-G935K) | K40S (X430EMW) |
| Other model names | KT Galaxy S7 edge G935K (Korea Telecom), Samsung Hero 2 | LG K40s LM-X430EMW, LMX430EMW (2GB RAM) |
| Country or region available | 
South Korea | 
(Europe) |
| Brand | Samsung | LG |
| Release date | March, 2016 | September, 2019 |
| Depth | 7.7 millimeters (0.3 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 72.6 x 150.9 millimeters (2.86 x 5.94 in) | 73.9 x 156.3 millimeters (2.91 x 6.15 in) |
| Weight | 157 grams (5.5 ounces) | 186 grams (6.51 ounces) |
| Qwerty physical keyboard | Not supported | Not supported |
| Antenna | Internal antenna | Internal antenna |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | IP68 certified: dust proof and waterproof over 1.5 meter and 30min | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
| System (OS) | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Operating system | Android 6.0.1 Marshmallow | Android 9.0 Pie |
| Firmware update | Android 8.0 Oreo | feature not registered |
| Hardware | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Chipset | 64bit - Samsung Exynos 8 Octa 8890 (14nm) | 64bit - MediaTek MT6762 Helio P22 (12nm) |
| CPU processor | Octa-Core, 2 processors:
2.3Ghz Quad-Core Exynos M1 Mongoose
1.6Ghz Quad-Core ARM Cortex-A53 | Octa-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A53
1.5Ghz Quad-Core ARM Cortex-A53 |
| GPU graphical controller | ARM Mali-T880 MP12 | PowerVR GE8320 650Mhz |
| RAM memory | 4GB LPDDR4 | 2GB LPDDR3 |
| Internal storage | 128GB (112GB available)
UFS 2.0 | 32GB (18GB available)
eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC
(dedicated slot) | Until 1TB microSD, microSDXC
(dedicated slot) |
| Display | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 6.1" inches |
| Screen-to-body ratio | ~76.1% (screen-to-body ratio) | ~80.4% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 720x1520 pixels (19:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 534 PPI | 276 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Display features | feature not registered | 60Hz |
| Mobile networks | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card
(dedicated slot) |
| SIM card | 1 slot (Single-SIM)
nano-SIM (4FF) | 2 slots (Dual-SIM)
nano-SIM (4FF) |
| Maximum download/upload | 450/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM Mhz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | TD-SCDMA 1900/2000
UMTS 850/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28)
TD-LTE (Bands 38, 39, 40, 41) | LTE Cat6 (Bands 1, 3, 7, 8, 20, 28)
TD-LTE (Bands 38) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
| Calling | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Speakerphone | Supported | Supported |
| Video calling | Supported | Supported |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Camera | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Back camera (main camera) | 12.2 megapixels | (dual camera)
13 megapixels
5MP ultrawidef/2.21.12μm117º |
| Main camera resolution | 4032x3024 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2.5" inches | feature not registered |
| Pixel size | 1.4µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| 2ª camera | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Front camera (secondary) | 5 megapixels | 13 megapixels |
| Front camera resolution | 2592x1944 pixels | 4128x3096 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | f/2.0 (aperture) |
| Focal length | 22mm lens | feature not registered |
| Sensor size | 1/4.1" inches | feature not registered |
| Pixel size | 1.34µm pixel | 1.12µm pixel |
| Multimedia | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Radio | Not supported | Not supported |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
| Connectivity | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| TV output | Not supported | Not supported |
| Audio output | 3.5mm jack | 3.5mm jack |
| Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO | 802.11 b/g/n (2.4Ghz) |
| DLNA | Supported | Not supported |
| NFC | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| Infrared port | Not supported | Not supported |
| Other functions | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Active noise cancellation | Supported | Supported |
| Vibrating alert | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Sensors | Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Heart rate
SpO2
Hall effect
Fingerprint sensor (front-mounted)
ANT+
| Accelerometer
Proximity sensor
Ambient Light sensor
Face unlock
Fingerprint sensor (rear-mounted)
|
| Other features | - Colors: Black, White, Gold, Silver
- Curved edge screen
- Body material: Aluminium
- Corning Gorilla Glass back panel
- USB OTG On-The-Go
- Samsung Gear VR compatible
- Fast battery charging: 83% in 30min
- Quick Charge 3.0
- Qi Wireless charging (PMA)
- OneDrive 115GB
- Samsung Pay (Visa/Master)
- WiFi direct, hotspot
- IP68 certified: dust proof and water resistant over 1.5 meter and 30min | - Colors: Aurora Black, Moroccan Blue
- DTS:X 3D sound surround
- Eco Playback
- WiFi direct, hotspot |
| Power supply | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| Battery | Li-Ion: Lithium-Ion (Non removable) | LiPo: Li-Ion polymer (Non removable) |
| Battery capacity | 3600 mAh | 3500 mAh |
| Charger, watts | 15W Fast battery charging | 6W (5V/1.2A) Standard charging |
| Talk time autonomy | 2160 minutes | 36 hours | 1.5 days | 960 minutes | 16 hours | 0.7 day |
| Standby | 20160 minutes | 336 hours | 14 days | 25920 minutes | 432 hours | 18 days |
| Radiation rate | Samsung Galaxy S7 Edge (SM-G935K) | LG K40S (X430EMW) |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |