On this page we compare specs Microsoft Lumia 640 Dual SIM Quad-core 1.2 GHz Cortex-A7 with other phones , we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
Hardware and OS | Microsoft Lumia 640 Dual SIM | |
---|
Operating system | Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10 | |
Processor | Quad-core 1.2 GHz Cortex-A7 | |
Chipset | Qualcomm MSM8926 Snapdragon 400 (28 nm) | |
GPU | Adreno 305 | |
Internal memory | 8 GB, 1 GB RAM | |
External memory | microSD, up to 256 GB (dedicated slot) | |
Display | Microsoft Lumia 640 Dual SIM | other phones |
---|
Type | IPS LCD | |
Size | 5" inc | |
Resolution | 720 x 1280 px | |
Protection | Corning Gorilla Glass 3 | |
Touchscreen | capacitive touchscreen | |
Screen-to-Body Ratio | 67.6% | |
Display area | 68.9 cm2 | |
Display aspect ratio | 16:9 (height:width) | |
Pixel Density | 294 PPI | |
Colors | 16M | |
Other | ClearBlack display | |
Connectivity | Microsoft Lumia 640 Dual SIM | other phones |
---|
2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, hotspot | |
Network | GSM / HSPA | |
SIM card | Dual SIM (Micro-SIM, dual stand-by) | |
Bluetooth | 4.0, A2DP | |
Edge | Yes | |
GPRS | Yes | |
GPS | Yes, with A-GPS, GLONASS, BDS | |
Speed | HSPA 42.2/5.76 Mbps | |
USB | microUSB 2.0 | |
Camera | Microsoft Lumia 640 Dual SIM | other phones |
---|
Main camera | 8 MP, Single | |
Specs | 8 MP, f/2.2, 28mm (wide), 1/4', AF | |
Features | LED flash | |
Video | 1080p@30fps | |
Selfie camera | 1 MP, Single | |
Multimedia | Microsoft Lumia 640 Dual SIM | other phones |
---|
3.5 mm Jack | Yes | |
Radio | FM radio | |
Design | Microsoft Lumia 640 Dual SIM | other phones |
---|
Colors | Glossy cyan, Orange, White, Matte black | |
Dimensions | 141.3 x 72.2 x 8.8 mm | |
Weight | 145 g | |
Battery | Microsoft Lumia 640 Dual SIM | other phones |
---|
Battery capacity | 2500 mAh, Removable Li-Ion | |
Battery life | Stand by time- Up to 840 h (2G) / Up to 840 h (3G) Talking time- Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)
| |
Other | Microsoft Lumia 640 Dual SIM | other phones |
---|
Release date | 2015, March | |
Sensors | Accelerometer, proximity, compass | |