📱 Model features |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Model | Q7 Plus (Q725S) | Galaxy A42 5G (SM-A426U) |
| Other model names | LG Q7+ 64GB (SK Telecom), LM-Q725S, LMQ725S | Galaxy A42 5G SM-A426U1 (128GB + 4GB RAM) |
| Country or region available | 
South Korea | 
USA |
| Brand | LG | Samsung |
| Release date | 6/1/2018 | 11/11/2020, Announced: 9/2/2020 |
| Depth | 8.4 millimeters (0.33 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 69.33 x 143.8 millimeters (2.73 x 5.66 in) | 75.9 x 164.4 millimeters (2.99 x 6.47 in) |
| Weight | 145 grams (5.08 ounces) | 193 grams (6.76 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Plastic body, glass front |
| 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 A42 5G (SM-A426U) |
| System version | Android 8.1 Oreo | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.0 |
⚙️ Processor |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Chipset | 64bit - Qualcomm Snapdragon 450 (SDM450) (14nm) | 64bit - Qualcomm Snapdragon 750G (SM7225) (8nm) |
| CPU | Octa-Core, 1 processor:
1.8GHz Octa-Core ARM Cortex-A53 | Octa-Core, 2 processors:
2.2GHz Dual-Core Kryo 570
1.8GHz Hexa-Core Kryo 570 |
| GPU graphical controller | Qualcomm Adreno 506 (600MHz) | Qualcomm Adreno 619 (800MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 324686 (v8)
Geekbench: 1910 (v5.1)
GFXBench: 33fps (ES 3.1 onscreen) |
💽 Memory and storage |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| RAM memory | 4GB LPDDR3 | 4GB LPDDR4X |
| Internal storage | 64GB (50GB available)
eMMC 5.1 | 128GB (103GB available)
UFS 2.1 |
| External storage | Until 1TB microSD, microSDXC
(dedicated slot) | Until 1TB microSD, microSDXC
(dedicated slot) |
📲 Display |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.5" inches | 6.6" inches |
| Screen-to-body ratio | ~78.3% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 439 PPI | 266 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
📶 Mobile networks |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| 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 | 5000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1,3,5,7,8,28)
TD-LTE (Bands 38,40) | LTE Cat11 (2, 3, 4, 5, 7, 12, 13, 20, 66)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6/mmWave (2, 25, 41, 66, 71, 77, 78, 260, 261) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA, 5G NR |
| 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 A42 5G (SM-A426U) |
| Back camera (main camera) | 13 megapixels | (quad camera)
48 megapixels
8MP ultrawidef/2.2123°
5MP macrof/2.4
5MP depthf/2.4 |
| Main camera resolution | 4128x3096 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | 1/2" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection 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 only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30fps
720p@480fps |
📸 Front camera |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Front camera (secondary) | 5 megapixels | 20 megapixels |
| Front camera resolution | 2560x1920 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| 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 A42 5G (SM-A426U) |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot | 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Sensors | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| Battery type | Li-Ion: Lithium-Ion (Non removable) | LiPo: Li-Ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 5000 mAh |
| Charger, watts | 16.2W (9V/1.8A) Fast battery charging | 15W Fast battery charging |
| Talk time autonomy | 14 hours | feature not registered |
| Standby | 440 hours (18.3 days) | feature not registered |
➕ Other features |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| 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: Aurora Black, Moroccan Blue, Lavender Violet
- 18:9 screen ratio
- DTS: X 3D sound
- Quick Charge 3.0
- TV T-DMB (Korea) | - Colors: Prism Dot Black, White, Gray
- Samsung Pay |
☢️ Radiation rate |
| LG Q7 Plus (Q725S) | Samsung Galaxy A42 5G (SM-A426U) |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.11W/kg (head), 1.25W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |