Motorola Droid 4 (XT894) vs LG K51 (K500MM)
Side by side comparison between Motorola Droid 4 vs LG K51 phones, differences, pros, cons and full specifications. What's the better?
,
4"
TFT
TFT
540x960
8
MP
MP
1.3mp
1GB
RAM
RAM
Dual-core
1785
mAh
mAh
(Non removable)
vs
6.5"
IPS
IPS
720x1560
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? LG K51 (K500MM)
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!
4 Advantages 
22 Advantages | 24 Common items in both devices |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +17 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 | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Change model | ||
| Model | Droid 4 (XT894) | K51 (K500MM) |
| Other model names | Verizon Motorola Droid 4 XT894, Droid 4G, Motorola Maserati | LG K51 (Metro by T-Mobile) LMK500MMAMTPTN, LM-K500MM |
| Country or region available |  USA | USA |
| Brand | Motorola | LG |
| Release date | 2/10/2012 | 5/1/2020 |
| Depth | 12.9 millimeters (0.51 inches) | 8.47 millimeters (0.33 inches) |
| Size (width x height) | 69.9 x 126.7 millimeters (2.75 x 4.99 in) | 77.92 x 166.96 millimeters (3.07 x 6.57 in) |
| Weight | 179 grams (6.27 ounces) | 204 grams (7.14 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Water splash resistant (don't immerse) | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 4" inches | 6.5" inches |
| Screen-to-body ratio | ~49.8% (screen-to-body ratio) | ~79.7% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 720x1560 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 275 PPI | 264 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Panda King Glass |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| System version | Android 2.3.5 Gingerbread | Android 10 |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | feature not registered |
| User Interface | MOTOBLUR UI | feature not registered |
⚙️ Processor | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Chipset | 32bit: Texas Instruments OMAP 4430 (45nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR SGX540 MP1 (365MHz) | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| RAM memory | 1GB LPDDR2 | 3GB LPDDR3 |
| Internal storage | 16GB (10GB available) | 32GB (18GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 100/50 Mbps | 300/50 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 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE 700 | LTE Cat6 (1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71) TD-LTE (38, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Back camera (main camera) | 8 megapixels | (triple camera) 13 megapixels 5MP ultrawide f/2.21.12μm1/5"115° 2MP depth f/2.41.75μm1/5"85° |
| Main camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | 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 | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Front camera (secondary) | 1.3 megapixels | 13 megapixels |
| Front camera resolution | 1280x1024 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro HDMI Type D | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Battery type | Li-Ion: lithium-ion (Non removable) SNN5905A, EB41 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1785 mAh | 4000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 12.5 hours | 21 hours |
| Standby | 204 hours (8.5 days) | 576 hours (24 days) |
➕ Other features | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black 3D stereo sound • CDMA/GSM Dual-mode • Docking connector • HAC (M4/T3) • HDMI 1.4 Java framework | • Colors: Titan gray • Google Assistant • DTS:X 3D sound surround • HAC M3/T3 |
☢️ Radiation rate | ||
| Motorola Droid 4 (XT894) | LG K51 (K500MM) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |