LG K31 (K300QM) vs Motorola ROKR EM35
Side by side comparison between LG K31 vs Motorola ROKR EM35 phones, differences, pros, cons and full specifications. What's the better?
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5.7"
IPS
IPS
720x1520
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
What's the better phone? LG K31 (K300QM)
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!
29 Advantages 
3 Advantages | 6 Common items in both devices |
| Plastic body, glass front / Plastic body |
| Only digital zoom |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| MicroUSB 2.0 |
| + 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) | Motorola ROKR EM35 | |
| Model | K31 (K300QM) | ROKR EM35 |
| Other model names | LG K31 (Unlocked), LMK300QMAUSASV, LM-K300Q | Motorola EM35, Motorola ROKR EM35 |
| Country or region available |  USA |  (Global, International) |
| Brand | LG | Motorola |
| Release date | 8/21/2020 | 3/31/2009 |
| Depth | 8.6 millimeters (0.34 inches) | 16 millimeters (0.63 inches) |
| Size (width x height) | 71.12 x 147.83 millimeters (2.8 x 5.82 in) | 49.5 x 107 millimeters (1.95 x 4.21 in) |
| Weight | 146 grams (5.11 ounces) | 116 grams (4.06 ounces) |
| Build, materials | Plastic body, glass front | Plastic body |
| 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) | Motorola ROKR EM35 | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.7" inches | 2.2" inches |
| Screen-to-body ratio | ~77.1% (screen-to-body ratio) | ~28.3% (screen-to-body ratio) |
| Display resolution | 720x1520 pixels (19:9) | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 295 PPI | 182 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Panda King Glass | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| System version | Android 10 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 32bit |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | PowerVR GE8320 (650MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| RAM memory | 2GB LPDDR3 | feature not registered |
| Internal storage | 32GB (17GB available) eMMC 5.1 | 110MB |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 0.128 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| 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 | Not supported |
| Primary 4G network | LTE Cat4 (2, 4, 5, 12, 13, 25, 26, 66, 71) TD-LTE (41) | Not supported |
| 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 |
| 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) | Motorola ROKR EM35 | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm | 3.1 megapixels |
| Main camera resolution | 4128x3096 pixels | 2048x1536 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | QVGA (320x240) |
| Flash | LED flash | Not supported |
| 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 | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| 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) | Motorola ROKR EM35 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, WMV, RV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV |
🔌 Connectivity | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Sensors | Accelerometer Fingerprint sensor (rear-mounted) | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BC50 |
| Battery capacity | 3000 mAh | 780 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 11 hours | 6.7 hours |
| Standby | 528 hours (22 days) | 400 hours (16.7 days) |
➕ Other features | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (iTap), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Silver • LG UX 9.1 | • Colors: Black • Navigation scroll wheel • Screensavers and wallpapers • Operating System Linux/Java-based MOTOMAGX • Java framework |
☢️ Radiation rate | ||
| LG K31 (K300QM) | Motorola ROKR EM35 | |
| 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 |