Samsung Galaxy J7 2017 (SM-J730F/DS) vs LG Q7 (Q720K)
Side by side comparison between Samsung Galaxy J7 (2017) vs LG Q7 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1080x1920
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
3600
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x2160
13
MP
MP
5mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? LG Q7 (Q720K)
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!
10 Advantages 
11 Advantages | 28 Common items in both devices |
| 3GB LPDDR3 |
| eMMC 5.1 |
| Aluminum body, glass front / Aluminum body, glass front, plastic back |
| 16 million |
| 5.5" |
| (back) 13MP |
| Only digital zoom |
| +21 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 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Model | Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) |
| Other model names | Galaxy J7 2017 J730F/Dual-Sim (Galaxy J7 Pro) | LG Q7 32GB (KT), LM-Q720K, LMQ720K |
| Country or region available |  (Europe) |  South Korea |
| Brand | Samsung | LG |
| Release date | 7/1/2017 | 6/1/2018 |
| Depth | 8 millimeters (0.31 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 74.8 x 152.5 millimeters (2.94 x 6 in) | 69.33 x 143.8 millimeters (2.73 x 5.66 in) |
| Weight | 181 grams (6.34 ounces) | 145 grams (5.08 ounces) |
| Build, materials | Aluminum body, glass front | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 5.5" inches |
| Screen-to-body ratio | ~73.1% (screen-to-body ratio) | ~78.3% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2160 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 439 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| System version | Android 7.1 Nougat | Android 8.1 Oreo |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Chipset | 64bit: Samsung Exynos 7870 (14nm) | 64bit: Qualcomm Snapdragon 450 (SDM450) (14nm) |
| CPU | Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) | Octa-core, 1 processor: 8x 1.8GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-T830 MP1 (700MHz) | Qualcomm Adreno 506 (600MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| RAM memory | 3GB LPDDR3 | 3GB LPDDR3 |
| Internal storage | 16GB (10GB available) eMMC 5.1 | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 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 850/2100 |
| Primary 4G network | LTE Cat6 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) TD-LTE 2300 (Bands 40) | LTE Cat6 (Bands 1,3,5,7,8,28) TD-LTE (Bands 38,40) |
| 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+, 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 | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.2 (aperture) |
| Focal length | 27mm lens | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Front camera (secondary) | 13 megapixels | 5 megapixels |
| Front camera resolution | 4128x3096 pixels | 2560x1920 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 | 28mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.265, H.264, H.263, MKV, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3600 mAh | 3000 mAh |
| Charger, watts | Wired charging | 16.2W (9V/1.8A) Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 24 hours (1 day) | 14 hours |
| Standby | feature not registered | 440 hours (18.3 days) |
➕ Other features | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| Call control | Voice dialing, Voice recorder | 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, Gold, Blue, Pink • 2.5D glass screen • Always on Display | • Colors: Aurora Black, Moroccan Blue, Lavender Violet • 18:9 screen ratio • DTS: X 3D sound • Quick Charge 3.0 • TV T-DMB (Korea) |
☢️ Radiation rate | ||
| Galaxy J7 2017 (SM-J730F/DS) | LG Q7 (Q720K) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.567W/kg (head), 1.33W/kg (body) | feature not registered |