Microsoft Lumia 640 Dual SIM

145 g (5.11 oz)

141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)

Glossy cyan, Orange, White, Matte black

5.0 inches, 12.7 cm (~67.56% screen-to-body ratio)

720 x 1280 pixels, 16:9 ratio (~294 ppi density)

IPS LCD capacitive touchscreen

16 million colors

• Multi-touch Input
• Corning Gorilla Glass 3
• ClearBlack display

8 MP, f/2.2, 28mm, 1/4", AF

LED flash

1080p@30fps

• 1 MP

720p

Qualcomm MSM8926 Snapdragon 400

Quad-core 1.2 GHz Cortex-A7

Adreno 305

Accelerometer, proximity, compass

8GB

1GB

microSD, up to 256 GB (dedicated slot)

• 8GB Internal Storage, 1GB RAM

Smartphone

Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10

SMS (threaded view), MMS, Email, Push Email, IM

• Browser: HTML5
• Games: Yes, Downloadable

2500 mAh

Removable

Li-Ion

Up to 840 h (2G) / Up to 840 h (3G)

Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)

No information

• Dual SIM (Micro-SIM, dual stand-by)

HSPA 42.2/5.76 Mbps

Yes/Yes

microUSB 2.0

Yes, with A-GPS, GLONASS, BDS

4.0, A2DP

Not supported

Wi-Fi 802.11 b/g/n, DLNA, hotspot

FM radio

Not supported

3.5mm Audio jack

Yes

• Vibration, MP3, WAV ringtones