Apple Watch Edition Series 2 38mm vs Apple Watch 40mm Series 4 Aluminum No LTE
Apple Watch Edition Series 2 38mm
Apple Watch 40mm Series 4 Aluminum No LTE
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Network
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2G networkN/ANo
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3G network-No
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4G network-No
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GPRSNoNo
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EDGENoNo
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Availability
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Oficially announced2016-92018-9
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Status-2018-9
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Design
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BuildCeramic case/backAluminum frame; all-ceramic/sapphire crystal back
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SIMNoNo
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Height39.2 mm40 mm
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Width34 mm34 mm
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Thickness11.8 mm10.7 mm
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Weight39.6 g30 g
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Waterproof50m50m
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ColorsSport Band/WhiteGray, Gold, Silver
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Display
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Display typeAMOLED capacitive touchscreenLTPO AMOLED
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Physical size1.5 inches1.57 inches
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Resolution340 x 272 pixels394 x 324 pixels
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Pixel density290 ppi326 ppi
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Display colors1677721616777216
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ProtectionSapphire crystal glassIon-X strengthened glass
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MultitouchYesYes
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Display features-3D Touch display, 1000 nits
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Hardware
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CPUDual-coreDual-core
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ChipsetApple S2Apple S4
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GPU-PowerVR
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Internal storage-16 GB
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Memory cardNo-
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OS
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OSwatchOS 3.0watchOS 5.0
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; RingtonesVibration; 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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USBNo
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Bluetoothv4.0v5.0
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Bluetooth A2DP-Yes
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bluetooth LEYesYes
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NFCYesYes
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GPSYesYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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QZSS-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push MailPush Mail-
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JavaNo-
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SensorsAccelerometer, gyro, heart rateAccelerometer, barometer, gyro (second gen), heart rate
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Browser
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HTML-No
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery removableNon-removableNon-removable
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Standby time-18 h
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Main camera
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Primary camera-No
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