Microsoft Lumia 640 LTE Dual SIM vs Samsung Galaxy S6
Microsoft Lumia 640 LTE Dual SIM
Samsung Galaxy S6
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700, 1900, 2100HSDPA 850, 900, 1900, 2100
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE, Cat6, 300 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-32015-3
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Status2015-42015
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Nano-SIM
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Height141.3 mm143.4 mm
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Width72.2 mm70.5 mm
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Thickness8.8 mm6.8 mm
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Weight145 g138 g
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ColorsGlossy cyan, Matte black, Orange, WhiteBlack Sapphire, Blue Topaz, Gold Platinum, White Pearl
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.0 inches5.1 inches
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Resolution720 x 1280 pixels1440 x 2560 pixels
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Pixel density294 ppi577 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Quad-core 1.5 GHz ARM Cortex-A53
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CPU(second)Quad-core 2.1 GHz ARM Cortex-A57
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ChipsetQualcomm Snapdragon 400Exynos 7420
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GPUAdreno 305Mali-T760
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Memory RAM1 GB3 GB
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Internal storage8 GB32, 64, 128 GB
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Memory cardmicroSD
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Memory card max128 GB-
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OS
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OSMicrosoft Windows Phone 8.1 with Lumia DenimAndroid OS, v5.0.2 (Lollipop)
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Main camera
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Main camera8 MP16 MP
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Primary camera resolution3264 x 2448 pixels2988 x 5312 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@60fps, 720p@120fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Primary camera image stabilization-optical image stabilization
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Primary camera video dual video-dual-video record
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Primary camera video hdr-HDR
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Camera features1/4'' sensor sizeAuto HDR, Geo-tagging, face detection, panorama, touch focus
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Selfie camera
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Selfie camera1 MP5 MP
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Secondary camera dual video call-dual video call
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Secondary camera HDR-Auto HDR
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Selfie camera video720p1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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WLAN DLNAYes-
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USBmicroUSB 2.0microUSB 2.0
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USB host-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth AptX-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GPS NavigatorBeidouBeidou
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Mail
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, compass, proximityAccelerometer, SpO2, barometer, compass, gyro, heart rate, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2500 mAh2550 mAh
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Battery removable-Non-removable
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Talk time--
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Talk time 2G26 h 30 min-
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Talk time 3G17 h 30 min-
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Standby time--
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Standby time 2G864 h-
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Standby time 3G864 h-
