Samsung Galaxy M12 (SM-M127G/DS 128GB) vs LG K31 (K300QM)
Side by side comparison between Samsung Galaxy M12 vs LG K31 phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
PLS
PLS
720x1600
48
MP
MP
8mp
6GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non 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? Samsung Galaxy M12 (SM-M127G/DS 128GB)
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!
18 Advantages 
7 Advantages | 23 Common items in both devices |
| eMMC 5.1 |
| Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +16 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 M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Model | Galaxy M12 (SM-M127G/DS 128GB) | K31 (K300QM) |
| Other model names | Galaxy M12 SM-M127G/Dual-SIM (6GB RAM) | LG K31 (Unlocked), LMK300QMAUSASV, LM-K300Q |
| Country or region available |  India |  USA |
| Brand | Samsung | LG |
| Release date | 3/18/2021, Announced: 2/5/2021 | 8/21/2020 |
| Depth | 9.7 millimeters (0.38 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 75.9 x 164 millimeters (2.99 x 6.46 in) | 71.12 x 147.83 millimeters (2.8 x 5.82 in) |
| Weight | 221 grams (7.74 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 | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Display type | TFT PLS | TFT IPS LCD |
| Screen size | 6.5" inches | 5.7" inches |
| Screen-to-body ratio | ~81.9% (screen-to-body ratio) | ~77.1% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 720x1520 pixels (19:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 270 PPI | 295 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Panda King Glass |
| Refresh rate | 90Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| System version | Android 11 | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | One UI 3.1 | feature not registered |
⚙️ Processor | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Chipset | 64bit: Samsung Exynos 850 (8nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-G52 MP1 | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| RAM memory | 6GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 128GB (106GB available) eMMC 5.1 | 32GB (17GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| 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 | 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 | UMTS 850/900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 3, 5, 7, 8) TD-LTE (38, 40, 41) VoLTE | LTE Cat4 (2, 4, 5, 12, 13, 25, 26, 66, 71) TD-LTE (41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| 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 M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Back camera (main camera) | (quad camera) 48 megapixels 5MP ultrawide f/2.2123° 2MP macro f/2.4 2MP depth f/2.4 | (dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm |
| Main camera resolution | 8000x6000 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | 1/2" inches | 1/3.1" inches |
| Pixel size | 0.8µm pixel | 1.12µm 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| 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/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 24mm lens |
| Sensor size | feature not registered | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, 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 | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Sensors | Accelerometer Face unlock Fingerprint sensor (side-mounted) Virtual ambient light sensor Virtual proximity sensor | Accelerometer Fingerprint sensor (rear-mounted) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 6000 mAh | 3000 mAh |
| Charger, watts | 15W Wired fast charging Reverse charging by cable | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 58 hours (2.4 days) | 11 hours |
| Standby | feature not registered | 528 hours (22 days) |
➕ Other features | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| 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 | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Blue, White | • Colors: Silver • LG UX 9.1 |
☢️ Radiation rate | ||
| Galaxy M12 (SM-M127G/DS 128GB) | LG K31 (K300QM) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.19W/kg (head) | 0.61W/kg (head), 1.13W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |