📱 Model features |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Model | Q7 Plus (Q725S) | Galaxy Sol (SM-J321AZ) |
| Other model names | LG Q7+ 64GB (SK Telecom), LM-Q725S, LMQ725S | Cricket Samsung Galaxy Sol 4G J321AZ |
| Country or region available | 
South Korea | 
USA |
| Brand | LG | Samsung |
| Release date | 6/1/2018 | 6/1/2016 |
| Depth | 8.4 millimeters (0.33 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 69.33 x 143.8 millimeters (2.73 x 5.66 in) | 71.12 x 142.3 millimeters (2.8 x 5.6 in) |
| Weight | 145 grams (5.08 ounces) | 138 grams (4.83 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | 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. | Not supported |
🤖 Operating System |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| System version | Android 8.1 Oreo | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Chipset | 64bit: Qualcomm Snapdragon 450 (SDM450) (14nm) | 32bit: Samsung Exynos 3 Quad 3475 (28nm) |
| CPU | Octa-core, 1 processor:
8x 1.8GHz ARM Cortex-A53 (Octa-core) | Quad-core, 1 processor:
4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 506 (600MHz) | ARM Mali-T720 600Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| RAM memory | 4GB LPDDR3 | 1.5GB LPDDR3 |
| Internal storage | 64GB (50GB available)
eMMC 5.1 | 16GB (10GB available) |
| External storage | Until 1TB microSD, microSDXC
(dedicated slot) | Until 256GB microSD, microSDXC
(dedicated slot) |
📲 Display |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.5" inches | 5" inches |
| Screen-to-body ratio | ~78.3% (screen-to-body ratio) | ~68.1% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 5-points |
| Pixel density (dot pitch) | 439 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Dragontrail Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
📶 Mobile networks |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM)
nano-SIM (4FF) | 1 slot (Single-SIM)
nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/2100 | UMTS 850/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1,3,5,7,8,28)
TD-LTE (Bands 38,40) | LTE Cat4 700/850/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,12) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Back camera (main camera) | 13 megapixels | 5 megapixels |
| Main camera resolution | 4128x3096 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Front camera (secondary) | 5 megapixels | 2 megapixels |
| Front camera resolution | 2560x1920 pixels | 1600x1200 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263, MKV, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| USB | USB 2.0 Type-C, 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 b/g/n (2.4Ghz)
WiFi Direct, hotspot | 802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Sensors | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor | Accelerometer
Ambient Light sensor
Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| Battery type | Li-Ion: Lithium-Ion (Non removable) | Li-Ion: Lithium-Ion (Removable) |
| Battery capacity | 3000 mAh | 2600 mAh |
| Charger, watts | 16.2W (9V/1.8A) Wired fast charging | Wired charging |
| Talk time autonomy | 14 hours | 22 hours |
| Standby | 440 hours (18.3 days) | 240 hours (10 days) |
➕ Other features |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| 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: Aurora Black, Moroccan Blue, Lavender Violet
- 18:9 screen ratio
- DTS: X 3D sound
- Quick Charge 3.0
- TV T-DMB (Korea) | - Colors: Gold |
☢️ Radiation rate |
| LG Q7 Plus (Q725S) | Samsung Galaxy Sol (SM-J321AZ) |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.75W/kg (head), 1.56W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.588W/kg (head), 0.42W/kg (body) |