Samsung Gear S2 3G vs Samsung Rex 70 S3802
Samsung Gear S2 3G
Samsung Rex 70 S3802
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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HSPA speedHSPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-82013-2
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Status2015-102013-3
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Design
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SIMElectronic SIM card (e-SIM)Dual SIM (Mini-SIM)
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Height51.8 mm104.9 mm
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Width44 mm57.2 mm
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Thickness13.4 mm12 mm
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Weight51 g89.2 g
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ColorsDark Gray, SilverBlue, Gray, White
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT touchscreen
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Physical size1.2 inches3.0 inches
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Resolution360 x 360 pixels240 x 320 pixels
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Pixel density302 ppi133 ppi
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Display colors1677721666560
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Hardware
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CPUDual-core 1 GHz
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ChipsetQualcomm MSM8x26-
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Memory RAM512 MB-
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Internal storage4 GB10 MB
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSTizen-based wearable platform-
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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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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USBmicroUSB 2.0
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USB host-Yes
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Bluetoothv4.1v3.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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JavaNoYes
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SensorsAccelerometer, barometer, gyro, heart rate-
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Browser
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BrowserNoYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity300 mAh1000 mAh
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Battery removableNon-removable-
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Talk time-13 h
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Standby time--
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Standby time 3G48 h-
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Main camera
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Main camera2 MP
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Primary camera resolution-1600 x 1200 pixels
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Primary camera video-video
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Selfie camera
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Secondary camera-No
