Acer Iconia B1-721 vs Apple Watch 42mm
Acer Iconia B1-721
Apple Watch 42mm
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G networkHSDPA-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYes
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EDGEYes
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Availability
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Status2014-12015-4
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Oficially announced2014-12014-9
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Design
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Build-Stainless Steel
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SIMYesNo
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Height199 mm42 mm
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Width122.3 mm35.9 mm
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Thickness11.4 mm10.5 mm
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Weight323 g50 g
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ColorsBlack/RedBlack Link Bracelet, Blue/Stone Leather Loop, Black/Blue/Brown Buckle, Stainless Steel/Red, White
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Display
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Display typeTFT capacitive touchscreenAMOLED capacitive touchscreen
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Physical size7.0 inches1.65 inches
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Resolution600 x 1024 pixels390 x 312 pixels
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Pixel density170 ppi303 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.3 GHz520 MHz
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ChipsetMediatek MT8312Apple S1
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GPUMali-400PowerVR SGX543
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Memory RAM1 GB512 MB
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Internal storage16 GB8 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v4.2 (Jelly Bean)watchOS 1.0
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Main camera
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Primary camera resolution640 x 480 pixels-
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Primary camera videovideo-
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Selfie camera
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Secondary cameraNo-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsN/AVibration; Ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0
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BluetoothYesv4.0
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bluetooth LE-Yes
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GPSYesNo
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Features
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Messaging SMS-SMS(threaded view)
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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Messaging Push Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, gyro, heart rate
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2955 mAh250 mAh
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Battery removable-Non-removable
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Talk time-3 h 40 min
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Standby time-22 h
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