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General
| Name | Microsoft Lumia 640 XL LTE Dual SIM | Motorola DROID RAZR XT912 |
|---|---|---|
| Launch Date | 1 Mar 2015 | 1 Oct 2011 |
| Brand | Microsoft | Motorola |
| Colors | Matte cyan, Orange, Black, Matte white, Glossy white | - |
Display
| Display Size | 5.7 Inches | 4.3 Inches |
|---|---|---|
| Display Type | IPS LCD | AMOLED |
| Resolution | 720 x 1280 pixels | 540 x 960 pixels |
| Refresh Rate | 60Hz | 60Hz |
| Display Protection | Gorilla Glass 3 | Gorilla Glass |
| Aspect Ratio | 16:9 | 16:9 |
| Features | 69.1% (screen to body ratio), 259 ppi | - |
Platform
| Operating System | Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10 | Android 2.3.5 (Gingerbread), upgradable to 4.1 (Jelly Bean) |
|---|---|---|
| Processor | Snapdragon 400 (28 nm) | TI OMAP 4430 |
| CPU | Quad-core 1.2 GHz Cortex-A7 | - |
| GPU | Adreno 305 | - |
Memory
| Ram | 1GB | 1GB |
|---|---|---|
| Storage | 8GB | 16GB |
| Storage Type | eMMC 4.5 | - |
| SD Card Slot | Yes | Yes |
Camera
| Type | Single Camera | Single Camera |
|---|---|---|
| Main | 13 MP, f/2.0, 28mm, 1/3", AF | 8 MP, AF |
| Video | 1080p@30fps | 1080p@30fps, 480p@120fps |
| Features | Zeiss optics | - |
Front Camera
| Type | Single Camera | Single Camera |
|---|---|---|
| Selfie | 5 MP | 2 MP |
| Video | 1080p@30fps | - |
Battery
| Capacity | 3000 mAh | 1780 mAh |
|---|---|---|
| Battery Technology | Li-Ion, removable | Li-Ion |
| Charging Speed | - | - |
| USB Type | Micro USB, USB 2.0 | Micro USB |
| Wireless Charging | No | No |
Network
| Sim | Dual Sim | Single Sim |
|---|---|---|
| Sim Type | Dual SIM (Micro-SIM, dual stand-by) | |
| Technology | 4G | 4G |
| Bands | ||
Connectivity
| Wi-Fi | WiFi 2.4 | WiFi 2.4 |
|---|---|---|
| Bluetooth | V4.0 | V4.0 |
| NFC | Yes | No |
| GPS | Yes | Yes |
Audio
| Loudspeaker | Yes | Yes |
|---|---|---|
| Headphone Jack | Yes | Yes |
Biometric
| Fingerprint | No | No |
|---|---|---|
| Face Unlock | Not Available | Not Available |
Body
| Dimensions | 157.9 x 81.5 x 9 mm | 130.7 x 68.9 x 7.1 mm |
|---|---|---|
| Weight | 171 g | 127 g |
| Frame | Plastic Frame | - |
| Back | Plastic Back | - |
| IP Rating | No | No |
Others
| Sensors | Accelerometer, proximity, compass, sensor core | - |
|---|
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