Samsung Galaxy J vs Samsung Gear S2
Samsung Galaxy J
Samsung Gear S2
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 800, 850, 2100HSDPA 900, 2100
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4G networkLTE 900, 1800, 2100-
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HSDPA speedHSDPA, 42.2 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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HSPA speed-HSPA
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-122015-8
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Status2013-122015-10
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Design
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SIMMicro-SIMElectronic SIM card (e-SIM)
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Height137 mm51.8 mm
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Width70 mm44 mm
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Thickness8.6 mm13.4 mm
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Weight146 g51 g
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ColorsPink, WhiteDark Gray, Silver
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.0 inches1.2 inches
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Resolution1080 x 1920 pixels360 x 360 pixels
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Pixel density441 ppi302 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 2.3 GHz Krait 400Dual-core 1 GHz
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ChipsetQualcomm MSM8974 Snapdragon 800Qualcomm MSM8x26
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GPUAdreno 330-
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Memory RAM3 GB512 MB
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Internal storage16 GB4 GB
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Memory cardmicroSD
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Memory card max64 GB-
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OS
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OSAndroid OS, v4.3 (Jelly Bean)Tizen-based wearable platform
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Main camera
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Main camera13 MP
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Primary camera resolution4128 x 3096 pixels-
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Primary camera video2160p@30fps-
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Primary camera video dual videodual-video record-
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Selfie camera
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Selfie camera2 MP
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Secondary camera dual video calldual video call-
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesNo
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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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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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WLAN DLNAYes-
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USBmicroUSB 2.0
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USB On-The-GoYes-
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USB hostYes-
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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InfraredYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Mail-
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, barometer, 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-IonLi-Ion
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Battery capacity2600 mAh300 mAh
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Battery removable-Non-removable
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Talk time--
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Standby time--
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Standby time 3G-48 h