Physical features | Microsoft Lumia 640 |
Model | |
Other model names | Microsoft Lumia 640 3G Dual Sim, Microsoft RM-1109 |
Country or region available | feature not registered |
Brand | Microsoft |
Release date | April, 2015 |
Depth | 8.8 millimeters (0.35 inches) |
Size (width x height) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) |
Weight | 145 grams (5.08 ounces) |
Qwerty physical keyboard | Not supported |
Antenna | Internal antenna |
Build, materials | feature not registered |
Protection against water and others | Not supported |
System (OS) | Microsoft Lumia 640 |
Operating system | Windows Phone 8.1 |
Firmware update | feature not registered |
Hardware | Microsoft Lumia 640 |
Chipset | 32bit - Qualcomm Snapdragon 400 MSM8926 (28nm) |
CPU processor | 1.2Ghz Quad-Core ARM Cortex-A7 |
GPU graphical controller | Qualcomm Adreno 305 400Mhz |
RAM memory | 1GB LPDDR2 |
Internal storage | 8GB (3GB available) |
External storage | Until 128GB microSD, microSDXC (dedicated slot) |
Display | Microsoft Lumia 640 |
Display type | TFT IPS LCD |
Screen size | 5" inches |
Screen-to-body ratio | ~67.6% (screen-to-body ratio) |
Display resolution | 720x1280 pixels |
Touchscreen | Capacitive Multitouch |
Pixel density (dot pitch) | 294 PPI |
Colors | 16 million |
Scratch-resistant glass | Gorilla Glass 3 |
Display features | feature not registered |
Mobile networks | Microsoft Lumia 640 |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) |
Maximum download/upload | 42/5.76 Mbps |
Network technology | 2G, 3G |
Frequency, bands | Expand band detailsCollapse details |
GSM Mhz band | Quad-Band 850/900/1800/1900 |
Primary 2G network | GSM 850/900/1800/1900 |
Primary 3G network | UMTS 850/900/1900/2100 |
Primary 4G network | Not supported |
Primary 5G network | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
Secondary 2G network | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported |
Secondary 4G network | Not supported |
Secondary data network | GPRS, EDGE |
Calling | Microsoft Lumia 640 |
Messaging | SMS (T9), MMS, E-mail, Push mail |
Speakerphone | Supported |
Video calling | Supported |
Call control | Voice dialing, Voice recorder |
Camera | Microsoft Lumia 640 |
Back camera (main camera) | 8 megapixels |
Main camera resolution | 3264x2448 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps |
Flash | LED flash |
Focal aperture | f/2.2 (aperture) |
Focal length | feature not registered |
Sensor size | 1/4" inches |
Pixel size | feature not registered |
Autofocus | Autofocus |
Touch focus | Supported |
Image stabilization | feature not registered |
Zoom | Only digital zoom |
Face/smile detection | Face detection |
BSI sensor | Supported |
HDR | HDR photo only main camera |
2ª camera | Microsoft Lumia 640 |
Front camera (secondary) | 1 megapixels |
Front camera resolution | 1280x720 pixels |
Video recording (secondary) | HD (1280x720) |
Front flash | Not supported |
Focal aperture | feature not registered |
Focal length | feature not registered |
Sensor size | feature not registered |
Pixel size | feature not registered |
Multimedia | Microsoft Lumia 640 |
Radio | FM |
TV | Not supported |
Video formats | MP4, H.264, H.263, WMV |
Audio formats | MP3, WAV, WMA, eAAC+ |
Connectivity | Microsoft Lumia 640 |
USB | MicroUSB 2.0 |
TV output | Not supported |
Audio output | 3.5mm jack |
Bluetooth | 4.0 + A2DP |
WiFi | 802.11 b/g/n (2.4Ghz) |
DLNA | Supported |
NFC | Not supported |
GPS | A-GPS, GeoTagging, GLONASS |
Infrared port | Not supported |
Other functions | Microsoft Lumia 640 |
Active noise cancellation | Supported |
Vibrating alert | Supported |
Ringtones | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 |
Sensors | Accelerometer Proximity sensor Compass Ambient Light sensor
|
Other features | - Colors: Black - Lumia Denim UI - Microsoft ClearBlack display - OneDrive 30GB - Beidou GPS - WiFi hotspot |
Power supply | Microsoft Lumia 640 |
Battery | Li-Ion: Lithium-Ion (Removable) |
Battery capacity | 2500 mAh |
Charger, watts | Standard charging |
Talk time autonomy | 1200 minutes | 20 hours | 0.8 day |
Standby | 50400 minutes | 840 hours | 35 days |
Radiation rate | Microsoft Lumia 640 |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered |