Samsung Galaxy S7 Edge (SM-G935K) vs Samsung Galaxy J7 2017 (SM-J730F/DS)
Side by side comparison between Samsung Galaxy S7 Edge vs Samsung Galaxy J7 (2017) phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1440x2560
12.2
MP
MP
5mp
4GB
RAM
RAM
Octa-core
3600
mAh
mAh
(Non removable)
vs
5.5"
AMOLED
AMOLED
1080x1920
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
3600
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S7 Edge (SM-G935K)
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!
23 Advantages 
6 Advantages | 29 Common items in both devices |
| Until 256GB microSD, microSDXC |
| Aluminum frame, glass front/back / Aluminum body, glass front |
| Super AMOLED |
| 16 million |
| 5.5" |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| +22 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Model | Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) |
| Other model names | KT Galaxy S7 edge G935K (Korea Telecom), Samsung Hero 2 | Galaxy J7 2017 J730F/Dual-Sim (Galaxy J7 Pro) |
| Country or region available |  South Korea |  (Europe) |
| Brand | Samsung | Samsung |
| Release date | 3/11/2016 | 7/1/2017 |
| Depth | 7.7 millimeters (0.3 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 72.6 x 150.9 millimeters (2.86 x 5.94 in) | 74.8 x 152.5 millimeters (2.94 x 6 in) |
| Weight | 157 grams (5.5 ounces) | 181 grams (6.34 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.5" inches | 5.5" inches |
| Screen-to-body ratio | ~76.1% (screen-to-body ratio) | ~73.1% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 534 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| System version | Android 6.0.1 Marshmallow | Android 7.1 Nougat |
| Firmware update | Android 8.0 Oreo | Android 9.0 Pie |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Chipset | 64bit: Samsung Exynos 8 Octa 8890 (14nm) | 64bit: Samsung Exynos 7870 (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz Exynos M1 Mongoose (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) | Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-T880 MP12 | ARM Mali-T830 MP1 (700MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| RAM memory | 4GB LPDDR4 | 3GB LPDDR3 |
| Internal storage | 128GB (112GB available) UFS 2.0 | 16GB (10GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| 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 details Collapse 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 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) TD-LTE 2300 (Bands 40) |
| 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 |
| 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 |
📷 Camera | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Back camera (main camera) | 12.2 megapixels | 13 megapixels |
| 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 on both cameras |
| Focal aperture | f/1.7 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm (lens) | 27mm (lens) |
| Sensor size | 1/2.5" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| 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 | LED |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | 22mm (lens) | 28mm (lens) |
| Sensor size | 1/4.1" inches | feature not registered |
| Pixel size | 1.34µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.265, H.264, H.263, MKV, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3600 mAh | 3600 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 36 hours (1.5 days) | 24 hours (1 day) |
| Standby | 336 hours (14 days) | feature not registered |
➕ Other features | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • 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) • IP68 certified: dust proof and water resistant over 1.5 meter and 30min | • Colors: Black, Gold, Blue, Pink • 2.5D glass screen • Always on Display |
☢️ Radiation rate | ||
| Galaxy S7 Edge (SM-G935K) | Galaxy J7 2017 (SM-J730F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.567W/kg (head), 1.33W/kg (body) |