Phone Comparison - Motorola RAZR XT910 vs Motorola DROID RAZR XT912 vs Lenovo K900
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| Manufacturer | Motorola | Motorola | Lenovo |
| Announced | October 2011 | October 2011 | January 2013 |
| Status | Available - November 2011 | Available - November 2011 | Available - April 2013 |
| Colors | Black | Black, White | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
130.7 x 68.9 x 7.1 mm (5.15 x 2.71 x 0.28 in) |
130.7 x 68.9 x 7.1 mm (5.15 x 2.71 x 0.28 in) |
157 x 78 x 6.9 mm (6.18 x 3.07 x 0.27 in) |
| Weight | 127 g (4.48 oz) | 127 g (4.48 oz) | 162 g (5.71 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 2100 |
| 4G Network | - | LTE 700 | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3.5 (Gingerbread) | Android OS, v2.3.5 (Gingerbread) | Android OS, v4.2 (Jelly Bean) |
| Processor | 1.2 GHz dual-core Cortex-A9 CPU, TI OMAP 4430 chipset | Dual-core 1.2 GHz Cortex-A9, TI OMAP 4430 | Dual-core 2.0 GHz, Intel Atom Z2580 |
| GPU | PowerVR SGX540 | PowerVR SGX540 | PowerVR SGX544 |
| RAM | 1 GB | 1 GB | 2 GB |
| Internal Memory | 16 GB storage | 16 GB storage | 16 GB |
| External Memory | microSD, up to 32GB | microSD, up to 32GB, 16GB card included | microSD, up to 32 GB |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.3 inches | 4.3 inches | 5.5 inches |
| Resolution | 540 x 960 pixels (256 ppi) | 540 x 960 pixels (256 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 56.67% | 56.67% | 67.94% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | Stereo FM radio |
| Games | Yes | Yes | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 8 MP, 3264x2448 pixels | 13 MP, autofocus |
| Flash | LED flash | LED flash | dual-LED flash |
| Features | Auto focus, Touch-focus, Geo-tagging, Face Detection, Image Stabilization | Auto focus, Touch-focus, Geo-tagging, Face Detection, Image Stabilization | Geo-tagging, Touch Focus, Face Detection |
| Video | Yes, 1080p@30fps, 480p@120fps | Yes, 1080p@30fps, 480p@120fps | Yes, 1080p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | 2 MP, 720p videos [Similar] | Yes, 2 MP [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Class 12 | Class 12 | Yes |
| 3G | HSDPA 14.4 Mbps, HSUPA 5.76 Mbps | Rev. A, up to 3.1 Mbps, LTE, HSDPA, HSUPA | HSPA+ |
| Bluetooth | Yes, v4.0 with LE+EDR | Yes, v4.0 with LE+EDR | Yes, with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, dual-band, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML | HTML, Adobe Flash | HTML5 |
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| Internal | 16 GB storage, 1GB RAM | 16 GB storage, 1GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 32GB, 16GB card included | microSD, up to 32 GB |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Standard battery, Li-Ion | Standard battery, Li-Ion | Li-Ion battery |
| Capacity | 1780 mAh | 1780 mAh | 2500 mAh |
| Stand by | Up to 304 h | Up to 204 h | - |
| Talk Time | Up to 9 h 20 min | Up to 12 h 30 min | - |
