Samsung Galaxy J7 Duo (SM-J720F) vs Samsung Galaxy K Zoom (4G SM-C115)
Side by side comparison between Samsung Galaxy J7 Duo vs Samsung Galaxy K Zoom phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
vs
4.8"
AMOLED
AMOLED
720x1280
20.7
MP
MP
2.1mp
2GB
RAM
RAM
Hexa-core
2430
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy J7 Duo (SM-J720F)
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!
17 Advantages 
11 Advantages | 24 Common items in both devices |
| Plastic body, glass front |
| Super AMOLED |
| 16 million |
| 720x1280 pixels |
| Autofocus |
| HDR photo only main camera |
| Full HD (1920x1080) |
| +17 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 J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Model | Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) |
| Other model names | Galaxy J7 Duo J720F Single-Sim, Samsung J720 | Samsung Galaxy S5 zoom, Galaxy K zoom LTE C115L |
| Country or region available |   South Africa, United Arab Emirates |   (Global, International), USA |
| Brand | Samsung | Samsung |
| Release date | 4/1/2018 | 6/1/2014 |
| Depth | 8.2 millimeters (0.32 inches) | 16.6 millimeters (0.65 inches) |
| Size (width x height) | 77.2 x 153.5 millimeters (3.04 x 6.04 in) | 70.8 x 137.5 millimeters (2.79 x 5.41 in) |
| Weight | 174 grams (6.09 ounces) | 200 grams (7 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.5" inches | 4.8" inches |
| Screen-to-body ratio | ~70.4% (screen-to-body ratio) | ~65.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels (16:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 306 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| System version | Android 8.0 Oreo | Android 4.4.2 KitKat |
| Firmware update | Android 10 | feature not registered |
| User Interface | One UI 2.0 | feature not registered |
⚙️ Processor | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Chipset | 64bit: Samsung Exynos 7885 (14nm) | 32bit: Samsung Exynos 5 Hexa 5260 (28nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core) | Hexa-core, 2 processors: 2x 1.7GHz ARM Cortex-A15 (Dual-core) 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-G71 MP2 | ARM Mali-T624 MP4 |
| Performance (benchmark) | AnTuTu: 98104 (v7) | feature not registered |
💽 Memory and storage | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| RAM memory | 3GB LPDDR4 | 2GB LPDDR3 |
| Internal storage | 32GB (21GB available) eMMC 5.1 | 8GB (5GB available) eMMC 5.0 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) | LTE Cat4 (Bands 1, 3, 5, 7, 8, 20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP depth f/1.9 | 20.7 megapixels |
| Main camera resolution | 4128x3096 pixels | 5248x3936 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 60 fps |
| Flash | LED flash on both cameras | Xenon flash |
| Focal aperture | f/1.9 (aperture) | f/3.1 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.3" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical 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 only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Front camera (secondary) | 8 megapixels | 2.1 megapixels |
| Front camera resolution | 3264x2448 pixels | 1920x1080 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, DivX, XviD, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| USB | MicroUSB 2.0 | 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 | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Sensors | Accelerometer ANT+ Face unlock 2D Fingerprint sensor (front-mounted) Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 2430 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 20 hours | 14 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Rose Gold, White • Samsung Pay | • Colors: Charcoal Black, Electric Blue, Shimmery White • 2 processors: Quad-core 1.3GHz + Dual-core 1.7GHz • Samsung TouchWiz UX • Dropbox 50GB • Java framework |
☢️ Radiation rate | ||
| Galaxy J7 Duo (SM-J720F) | Galaxy K Zoom (4G SM-C115) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.513W/kg (head), 1.074W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.543W/kg (head), 1.397W/kg (body) | 0.404W/kg (head), 0.369W/kg (body) |