LG K51 (K500QM5) vs Motorola RAZR i XT890
Side by side comparison between LG K51 vs Motorola RAZR i XT890 phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
IPS
IPS
720x1560
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
4.3"
AMOLED
AMOLED
540x960
8
MP
MP
0.3mp
1GB
RAM
RAM
Single-core
2000
mAh
mAh
(Non removable)
What's the better phone? LG K51 (K500QM5)
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!
22 Advantages 
6 Advantages | 21 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +14 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 K51 (K500QM5) | Motorola RAZR i XT890 | |
| Model | K51 (K500QM5) | RAZR i XT890 |
| Other model names | LG K51 (Xfinity Mobile) LMK500QM5ACSTTN, LM-K500QM5 | Motorola RAZR i XT890, Motorola RAZRi XT890 |
| Country or region available |  USA | feature not registered |
| Brand | LG | Motorola |
| Release date | 4/2/2020 | 10/2/2012 |
| Depth | 8.47 millimeters (0.33 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 77.92 x 166.96 millimeters (3.07 x 6.57 in) | 60.9 x 122.5 millimeters (2.4 x 4.82 in) |
| Weight | 204 grams (7.14 ounces) | 126 grams (4.41 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Water splash resistant (don't immerse) |
📲 Display | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Display type | TFT IPS LCD | Super AMOLED Advanced |
| Screen size | 6.5" inches | 4.3" inches |
| Screen-to-body ratio | ~79.7% (screen-to-body ratio) | ~68.3% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 540x960 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 264 PPI | 256 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Panda King Glass | Gorilla Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| System version | Android 10 | Android 4.0.4 Ice Cream Sandwich ICS |
| Firmware update | feature not registered | Android 4.4.2 KitKat |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 32bit: Intel Atom Z2760 |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: 1x 2GHz Saltwell (Single-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 32GB (16GB available) eMMC 5.1 | 8GB (5GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| 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 | 300/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| 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 850/900/1900/2100 |
| Primary 4G network | LTE Cat6 (2, 3, 4, 5, 7, 12, 13, 20, 66) | 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+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 K51 (K500QM5) | Motorola RAZR i XT890 | |
| Back camera (main camera) | (triple camera) 13 megapixels 5MP ultrawide f/2.21.12μm1/5"115° 2MP depth f/2.41.75μm1/5"85° | 8 megapixels |
| Main camera resolution | 4128x3096 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.6 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/3" 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 |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Front camera (secondary) | 13 megapixels | 0.3 megapixels |
| Front camera resolution | 4128x3096 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, WMV, H.263, H.264 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 2000 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 21 hours | 10 hours |
| Standby | 576 hours (24 days) | 288 hours (12 days) |
➕ Other features | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Titan gray • Google Assistant • DTS:X 3D sound surround • HAC M3/T3 | • Colors: Black, White • Splash-resistant DuPont KEVLAR housing • Camera takes 10 photos per second • Motorola SmartActions • Docking connector • WiFi hotspot • HAC (M4/T4) • Java framework |
☢️ Radiation rate | ||
| LG K51 (K500QM5) | Motorola RAZR i XT890 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.39W/kg (head), 0.39W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |