LG K31 (K300QM) vs LG G Flex (F340S)
Side by side comparison between LG K31 vs LG G Flex phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
720x1520
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6"
POLED
POLED
720x1280
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
3500
mAh
mAh
(Non removable)
What's the better phone? LG G Flex (F340S)
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!
13 Advantages 
15 Advantages | 17 Common items in both devices |
| 2GB LPDDR3 |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| (front) Full HD (1920x1080) |
| +10 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 K31 (K300QM) | LG G Flex (F340S) | |
| Model | K31 (K300QM) | LG G Flex (F340S) |
| Other model names | LG K31 (Unlocked), LMK300QMAUSASV, LM-K300Q | LG Flex F340S, LG-F340S |
| Country or region available |  USA |  South Korea |
| Brand | LG | LG |
| Release date | 8/21/2020 | 11/1/2013 |
| Depth | 8.6 millimeters (0.34 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 71.12 x 147.83 millimeters (2.8 x 5.82 in) | 81.6 x 160.5 millimeters (3.21 x 6.32 in) |
| Weight | 146 grams (5.11 ounces) | 177 grams (6.2 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Display type | TFT IPS LCD | P-OLED |
| Screen size | 5.7" inches | 6" inches |
| Screen-to-body ratio | ~77.1% (screen-to-body ratio) | ~75.8% (screen-to-body ratio) |
| Display resolution | 720x1520 pixels (19:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 295 PPI | 245 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Panda King Glass | Gorilla Glass 2 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| System version | Android 10 | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 32bit: Qualcomm Snapdragon 800 MSM8974A |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 2.26GHz Krait 400 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | Qualcomm Adreno 330 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 32GB (17GB available) eMMC 5.1 | 32GB (25GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat4 (2, 4, 5, 12, 13, 25, 26, 66, 71) TD-LTE (41) | LTE Cat4 850/1800/2100 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 27mm lens | feature not registered |
| Sensor size | 1/3.1" 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 | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Front camera (secondary) | 5 megapixels | 2.1 megapixels |
| Front camera resolution | 2560x1920 pixels | 1920x1080 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/5" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, DivX, XviD, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, AC3, FLAC |
🔌 Connectivity | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| USB | MicroUSB 2.0 | MicroUSB 3.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB SlimPort |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Sensors | Accelerometer Fingerprint sensor (rear-mounted) | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 3500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 11 hours | 15 hours |
| Standby | 528 hours (22 days) | 700 hours (29.2 days) |
➕ Other features | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | External retractable antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Silver • LG UX 9.1 | • Colors: Titan silver • Curved body and display • Self-healing back panel coating • Dolby mobile sound enhancement • Java framework |
☢️ Radiation rate | ||
| LG K31 (K300QM) | LG G Flex (F340S) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.61W/kg (head), 1.13W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |