Comparison of Microsoft Lumia 640 vs Samsung Galaxy A3

General
Brand Microsoft Samsung
Model Microsoft Lumia 640 Galaxy A3
Colors Orange Black, Beige, White, Gold
Sim Type Dual SIM
Operating System
Name & Version Microsoft Windows Phone 8.1 with Lumia Denim Android OS, v4.4.4 (KitKat), upgradable to v5.0.2 (Lollipop)
Network Frequency
2G Network yes yes
3G Network yes yes
4G Network no yes
Display
Size 5 inches 4.5 inches
Resolution 720 x 1280 pixels (~294 ppi pixel density) 540 x 960 pixels (~245 ppi pixel density)
Type IPS LCD capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Hardware
Processor Qualcomm MSM8926 Snapdragon 400 Qualcomm MSM8916 Snapdragon 410
Graphics Chip Adreno 305 Adreno 306
Chip Set Quad-core 1.2 GHz Cortex-A7 Quad-core 1.2 GHz Cortex-A53
Memory
RAM 1 GB 1 GB
Internal 8 GB, 1 GB RAM 16 GB, 1 GB or 1.5 GB RAM
External microSD, up to 128 GB microSD, up to 64 GB
Camera
Primary / Rear 8 MP, f/2.2, 28mm, autofocus, LED flash 8 MP, f/2.4, 31mm, autofocus, LED flash,
Secondary / Front 1 MP, 720p 5 MP, f/2.2, 23mm
video [email protected] [email protected],
Features 1/4" sensor size Geo-tagging, touch focus, face detection, panorama
Dimensions
Dimensions 141.3 x 72.2 x 8.8 mm 130.1 x 65.5 x 6.9 mm
Weight 145 g (5.11 oz) 110.3 g (3.88 oz)
Internet & Connectivity
WiFi Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth v4.0, A2DP v4.0, A2DP, EDR, LE
USB
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS
Battery
Capacity 2500 mAh battery 1900 mAh battery,Up to 60 h
Talk Time Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G) Up to 12 h (3G)
Standby Time Up to 840 h (2G) / Up to 840 h (3G)
Multimedia
FM Radio
Media Player
Features, Misc.
Sensors

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