Apple Watch Series 2 42mm vs Samsung Galaxy J2 (2017)
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Apple Watch Series 2 42mm
Samsung Galaxy J2 (2017)
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 20(800), 40(2300)
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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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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2016-92017-10
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Status-2017-10
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Design
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BuildStainless Steel/Ceramic back-
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SIMNoDual SIM (Micro-SIM, dual stand-by)
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Height42.5 mm136.5 mm
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Width36.4 mm69 mm
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Thickness11.4 mm8.4 mm
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Weight52.4 g130 g
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Waterproof50m-
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ColorsSport band: silver case/white, black case/black; Leather band: silver case/blue, brown, orange; Stainless Steel band: silver case/silver, black case/blackBlack, Gold
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size1.65 inches4.7 inches
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Resolution390 x 312 pixels540 x 960 pixels
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Pixel density303 ppi234 ppi
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Display colors1677721616777216
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ProtectionSapphire crystal glass-
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MultitouchYesYes
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Hardware
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CPUDual-coreQuad-core 1.3 GHz ARM Cortex-A7
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ChipsetApple S2Exynos 3475 Quad
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GPU-Mali-T720
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Memory RAM-1 GB
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Internal storage-8 GB
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Memory cardNomicroSD
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Memory card max-256 GB
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OS
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OSwatchOS 3.0Android 7.0 (Nougat)
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; RingtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio with RDS
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Radio recording-recording
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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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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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NFCYes-
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GPSYesYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)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 MailPush MailPush Mail
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JavaNoNo
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SensorsAccelerometer, gyro, heart rateAccelerometer, proximity
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Browser
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HTML-Yes
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-2000 mAh
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Battery removableNon-removableRemovable
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Talk time 3G-12 h
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Main camera
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Main camera5 MP, f/2.2
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Primary camera video-720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, face detection, touch focus
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Selfie camera
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Selfie camera2 MP, f/2.2
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