Acer Iconia Tab 8 A1-840FHD vs Microsoft Lumia 950 Dual SIM
Acer Iconia Tab 8 A1-840FHD
Microsoft Lumia 950 Dual SIM
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1700(AWS), 1900, 2100
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-62015-10
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Status20142015-11
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Design
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SIMNoDual SIM (Nano-SIM, dual stand-by)
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Height145 mm
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Width73.2 mm
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Thickness8.2 mm
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Weight360 g150 g
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ColorsSilverBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenAMOLED capacitive touchscreen
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Physical size8.0 inches5.2 inches
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Resolution1200 x 1920 pixels1440 x 2560 pixels
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Pixel density283 ppi565 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.86 GHzDual-core 1.82 GHz ARM Cortex-A57
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CPU(second)quad-core 1.44 GHz ARM Cortex-A53
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ChipsetIntel Atom Z3745Qualcomm MSM8992 Snapdragon 808
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GPU-Adreno 418
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Memory RAM2 GB3 GB
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Internal storage16, 32 GB32 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB200 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Microsoft Windows 10
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Main camera
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Primary cameraYes-
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Main camera20 MP
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Primary camera resolution-4992 x 3744 pixels
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Primary camera videovideo2160p@30fps
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Primary camera optics-Carl Zeiss optics
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Primary camera Autofocus-autofocus
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Primary camera flash-triple-LED RGB flash
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Primary camera video optical stabilization-optical stabilization
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Primary camera optical image stabilization-optical image stabilization
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Primary camera video stereo sound record-stereo sound record
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Camera features-1.12 µm pixel size, 1/2.4' sensor size, HDR, PureView technology, face detection, geo-tagging, panorama
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Selfie camera
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Secondary cameraYes-
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Selfie camera5 MP
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Selfie camera video-1080p
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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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RadioNo-
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Radio FM-FM 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 Hotspot-Yes
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USBmicroUSB 2.0Type-C reversible connector
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BluetoothYesv4.1
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Bluetooth A2DP-Yes
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GPS-Yes, with A-GPS
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GLONASS-Yes
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GPS Navigator-Beidou
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, barometer, compass, gyro, proximity, sensor core
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Browser
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HTMLHTML5HTML5
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Battery
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Battery type-Li-Ion
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Battery capacity-3000 mAh
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Talk time7 h 30 min-
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Talk time 2G-23 h
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Talk time 3G-18 h
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Standby time--
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Standby time 2G-288 h
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Standby time 3G-288 h
