LG G4 (Dual H818N) vs LG K31 (K300QM6)
Side by side comparison between LG G4 vs LG K31 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1440x2560
16
MP
MP
8mp
3GB
RAM
RAM
Hexa-core
3000
mAh
mAh
(Removable)
vs
5.7"
IPS
IPS
720x1520
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? LG G4 (Dual H818N)
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!
20 Advantages 
12 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| TFT IPS LCD |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| LDAF: laser detection autofocus / PDAF: phase detection autofocus |
| +12 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 | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Model | LG G4 (Dual H818N) | K31 (K300QM6) |
| Other model names | LG G4 Dual-SIM H818N, LG-H818N, LG P1 | LG K31 (Spectrum Mobile), LMK300QM6ARCHSV, LM-K300QM6 |
| Country or region available |    China, Hong Kong, India |  USA |
| Brand | LG | LG |
| Release date | 5/1/2015, Announced: 4/28/2015 | 8/21/2020 |
| Depth | 9.8 millimeters (0.39 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 76.1 x 148.9 millimeters (3 x 5.86 in) | 71.12 x 147.83 millimeters (2.8 x 5.82 in) |
| Weight | 155 grams (5.43 ounces) | 146 grams (5.11 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 5.7" inches |
| Screen-to-body ratio | ~73.6% (screen-to-body ratio) | ~77.1% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels (16:9) | 720x1520 pixels (19:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 534 PPI | 295 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Panda King Glass |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| System version | Android 5.1 Lollipop | Android 10 |
| Firmware update | Android 7.0 Nougat | feature not registered |
| User Interface | LG UX 4.0 UI | feature not registered |
⚙️ Processor | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Chipset | 64bit: Qualcomm Snapdragon 808 (MSM8992) (20nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Hexa-core, 2 processors: 2x 1.8GHz ARM Cortex-A57 (Dual-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 418 (600MHz) | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | Basemark OS II: 1584 (v2) | feature not registered |
💽 Memory and storage | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| RAM memory | 3GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 32GB (25GB available) eMMC 5.0 | 32GB (17GB available) eMMC 5.1 |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| 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 | 300/50 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 3, 7) TD-LTE (38, 39, 40, 41) | LTE Cat4 (2, 4, 5, 12, 13, 66) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat6 (1, 3, 7) TD-LTE (38, 39, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Back camera (main camera) | 16 megapixels | (dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm |
| Main camera resolution | 5312x2988 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 28mm lens | 27mm lens |
| Sensor size | 1/2.6" inches | 1/3.1" inches |
| Pixel size | 1.12µm pixel | 1.12µm pixel |
| Autofocus | LDAF: laser detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (3-axis): Optical 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/video only main camera | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30fps | feature not registered |
📸 Front camera | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 24mm lens |
| Sensor size | 1/4" inches | 1/5" inches |
| Pixel size | 1.12µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB SlimPort | Not supported |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor | Accelerometer Fingerprint sensor (rear-mounted) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3000 mAh | 3000 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 2 | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 12 hours | 11 hours |
| Standby | 315 hours (13.1 days) | 528 hours (22 days) |
➕ Other features | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| 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: Grey, White, Gold, Leather Black, Leather Brown, Leather Red • Knock Code • Quick Remote | • Colors: Silver • LG UX 9.1 |
☢️ Radiation rate | ||
| LG G4 (Dual H818N) | LG K31 (K300QM6) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.61W/kg (head), 1.13W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.62W/kg (head) | feature not registered |