Samsung Galaxy Alpha vs Samsung Gear S2 classic 3G
Samsung Galaxy Alpha
Samsung Gear S2 classic 3G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA
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4G networkLTE 800, 850, 900, 1800, 1900, 2100, 2600-
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HSDPA speedHSDPA Mbps-
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HSUPA speedHSUPA-
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LTE-A speedLTE-A, Cat6, 300 Mbps download, 50 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2014-82016-2
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Status2014-92016-3
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Design
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Build-Stainless Steel
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SIMNano-SIMElectronic SIM card (e-SIM)
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Height132.4 mm44 mm
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Width65.5 mm46.9 mm
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Thickness6.7 mm13.4 mm
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Weight115 g54 g
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ColorsCharcoal Black, Dazzling White, Frosted Gold, Scuba Blue, Sleek SilverBlack, Rose Gold, ceramic bracelet
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.7 inches1.2 inches
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Resolution720 x 1280 pixels360 x 360 pixels
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Pixel density312 ppi424 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.8 GHz ARM Cortex-A15Dual-core 1.0 GHz ARM Cortex-A7
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ChipsetExynos 5 Octa 5430Exynos 3250 Dual
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GPUMali-T628 MP6Mali-400MP2
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Memory RAM2 GB512 MB
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Internal storage32 GB4 GB
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Memory card
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OS
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OSAndroid OS, v4.4.4 (KitKat)Tizen-based wearable platform
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Main camera
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Camera typePhoto / Video-
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Main camera12 MP
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Primary camera resolution4128 x 3096 pixels-
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Primary camera video2160p@30fps, 1080p@60fps, 720p@120fps-
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera2.1 MP
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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, 802.11e
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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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Bluetoothv4.0v4.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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Bluetooth EDRYes-
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NFC-Yes
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GPSYes, with A-GPSNo
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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 capacity1860 mAh300 mAh
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Battery removable-Non-removable
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Talk time-48 h
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Standby time--
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Standby time 3G-48 h