Apple Watch Edition 38mm vs BLU Studio J2
Apple Watch Edition 38mm
BLU Studio J2
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 1700(AWS), 1900, 2100
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-92017-5
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Status2015-72017-5
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Design
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Build18-karat yellow/rose gold case, ceramic back-
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SIMNoDual SIM (Micro-SIM, dual stand-by)
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Height38.6 mm144.9 mm
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Width33.3 mm72.9 mm
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Thickness10.5 mm10.4 mm
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Weight55 g143 g
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Colors18-karat Yellow Gold/Black, Red Buckle or 18-karat Rose Gold/White, Rose Gray BuckleBlack, Gold, Rose Gold
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.5 inches5.0 inches
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Resolution340 x 272 pixels480 x 854 pixels
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Pixel density290 ppi196 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPU520 MHz1.3 GHz Dual-core
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ChipsetApple S1MediaTek MT6570
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GPUPowerVR SGX543Mali-400
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Memory RAM512 MB512 MB
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Internal storage8 GB8 GB
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Memory cardmicroSD
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Memory card max-64 GB
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OS
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OSwatchOS 1.0Android 6.0 (Marshmallow)
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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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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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WLAN WiFi Hotspot-Yes
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USBmicroUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DP-Yes
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bluetooth LEYes-
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GPSNoYes, with A-GPS
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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 Email-Push Email
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Messaging Push MailPush Mail-
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JavaNoNo
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SensorsAccelerometer, gyro, heart rateAccelerometer
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity205 mAh2000 mAh
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Battery removableNon-removableRemovable
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Talk time3 h-
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Talk time 2G-24 h
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Talk time 3G-12 h
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Standby time18 h-
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Standby time 2G-650 h
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Standby time 3G-550 h
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Main camera
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Main camera5 MP
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Primary camera video-720p@30fps
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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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Flash-LED
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Selfie camera2 MP