Microsoft Lumia 640 XL LTE Dual SIM vs Samsung Galaxy Alpha
Microsoft Lumia 640 XL LTE Dual SIM
Samsung Galaxy Alpha
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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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4G network-LTE 800, 850, 900, 1800, 1900, 2100, 2600
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HSDPA speed42.2 MbpsHSDPA Mbps
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HSUPA speed5.76 MbpsHSUPA
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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LTE-A speed-LTE-A, 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 announced2015-32014-8
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Status2015-32014-9
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Nano-SIM
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Height157.9 mm132.4 mm
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Width81.5 mm65.5 mm
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Thickness9 mm6.7 mm
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Weight171 g115 g
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ColorsBlack, Glossy white, Matte cyan, Matte white, OrangeCharcoal Black, Dazzling White, Frosted Gold, Scuba Blue, Sleek Silver
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.7 inches4.7 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density259 ppi312 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 1.8 GHz ARM Cortex-A15
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ChipsetQualcomm Snapdragon 400Exynos 5 Octa 5430
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GPUAdreno 305Mali-T628 MP6
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Memory RAM1 GB2 GB
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Internal storage8 GB32 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, v4.4.4 (KitKat)
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Main camera
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Camera type-Photo / Video
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Main camera13 MP12 MP
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Primary camera resolution4128 x 3096 pixels4128 x 3096 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@60fps, 720p@120fps
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Primary camera opticsCarl Zeiss optics-
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features1/3'' sensor size-
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Selfie camera
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Selfie camera5 MP2.1 MP
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Selfie camera video1080p-
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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 DLNAYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GPS NavigatorBeidou-
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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, 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 capacity3000 mAh1860 mAh
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Talk time--
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Talk time 2G31 h 20 min-
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Talk time 3G23 h 40 min-
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Standby time--
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Standby time 2G936 h-
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Standby time 3G936 h-
