📱 Model features |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Model | Galaxy J2 Pro 2018 (SM-J250M/DS) | Galaxy S7 (SM-G930K) |
| Other model names | Galaxy J2 Pro J250M/Dual-Sim | KT Galaxy S7 G930K (Korea Telecom), Samsung Hero |
| Country or region available |  
(Latin America), Brazil | 
South Korea |
| Brand | Samsung | Samsung |
| Release date | 1/1/2018 | 3/11/2016, Announced: 2/21/2016 |
| Depth | 8.4 millimeters (0.33 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 72.3 x 143.8 millimeters (2.85 x 5.66 in) | 69.6 x 142.4 millimeters (2.74 x 5.61 in) |
| Weight | 153 grams (5.36 ounces) | 152 grams (5.32 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
🤖 Operating System |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| System version | Android 7.1.1 Nougat | Android 6.0.1 Marshmallow |
| Firmware update | Android 8.0 Oreo | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Chipset | 64bit: Qualcomm Snapdragon 425 MSM8917 (28nm) | 64bit: Samsung Exynos 8890 (14nm) |
| CPU | Quad-core, 1 processor:
4x 1.4GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors:
4x 2.3GHz M1 Mongoose (Quad-core)
4x 1.6GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 308 500Mhz | ARM Mali-T880 MP12 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 80582 (v5), 175184 (v8) |
💽 Memory and storage |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| RAM memory | 1.5GB LPDDR3 | 4GB LPDDR4 |
| Internal storage | 16GB (10GB available)
eMMC 5.1 | 32GB (22GB available)
UFS 2.0 |
| External storage | Until 256GB microSD, microSDXC
(dedicated slot) | Until 256GB microSD, microSDXC
(dedicated slot) |
📲 Display |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5" inches | 5.1" inches |
| Screen-to-body ratio | ~66.3% (screen-to-body ratio) | ~72.3% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 1440x2560 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 220 PPI | 576 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 4 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
📶 Mobile networks |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card
(dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM)
micro-SIM (3FF) | 1 slot (Single-SIM)
nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 450/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | TD-SCDMA 1900/2000
UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) | 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) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Back camera (main camera) | 8 megapixels | 12.2 megapixels |
| Main camera resolution | 3264x2448 pixels | 4032x3024 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.55" inches |
| Pixel size | feature not registered | 1.4µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2560x1920 pixels | 2592x1944 pixels |
| Video recording (secondary) | HD (1280x720) | 2K UHD (2560x1440) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 22mm lens |
| Sensor size | feature not registered | 1/4.1" inches |
| Pixel size | feature not registered | 1.34µm pixel |
🔉 Sound and multimedia |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| 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 | Micro-B USB MHL |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n (2.4GHz)
WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Sensors | Accelerometer
Ambient Light sensor
Proximity sensor | Accelerometer
Ambient Light sensor
ANT+
Barometer
Compass
Fingerprint sensor (front-mounted)
Gyroscope
Hall effect
Heart rate
Proximity sensor
SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Battery type | Li-Ion: Lithium-Ion (Removable) | Li-Ion: Lithium-Ion (Non removable) |
| Battery capacity | 2600 mAh | 3000 mAh |
| Charger, watts | Wired charging | 15W Wired fast charging
Quick Charge 2 |
| Wireless charging | feature not registered | Qi wireless charging (Qi/PMA) |
| Talk time autonomy | 18 hours | 28 hours (1.2 days) |
| Standby | feature not registered | 288 hours (12 days) |
➕ Other features |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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, Gold, Blue, Pink | • Colors: Black, White, Gold, Silver
• Corning Gorilla Glass back panel
• Samsung Gear VR compatible
• Fast battery charging: 83% in 30min
• OneDrive 115GB
• Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate |
| Samsung Galaxy J2 Pro 2018 (SM-J250M/DS) | Samsung Galaxy S7 (SM-G930K) |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.97W/kg (head), 0.56W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |