Samsung Galaxy Gear 2 vs Samsung Gear S2 vs Samsung Galaxy Gear

BASIC INFO
Model No - - Galaxy Gear
Status - release 2015, September Available
Release Date - 2015, August Released 2013, September
Dimension - 49.8 x 42.3 x 11.4 mm (1.96 x 1.67 x 0.45 in) 56.6 x 36.8 x 11.1 mm (2.23 x 1.45 x 0.44 in)
Weight - 47g 73.8 g
Colors Jet Black, Mocha Gray, Wild Orange, Oatmeal Beige, Rose Gold, and Lime Green Jet Black, Mocha Gray, Wild Orange, Oatmeal Beige, Rose Gold, and Lime Green Jet Black, Mocha Gray, Wild Orange, Oatmeal Beige, Rose Gold, and Lime Green
Body Metrial - Stainless Steel -
W & D Proof - Yes -
SIM Type - No No
Technology - - -
OS Android OS, v4.3 (Jelly Bean) Tizen operating system. Tizen-based wearable platform
PROSESSING
Processor Dual-core 1 GHz Dual core 1 GHz Cortex-A7 Single-core 800 MHz
Chipset - Exynos 3250 Dual Exynos
GPU - Mali-400MP2 Mali-400
MEMORY
RAM - 512 MB 512 MB
Storage - 4 GB 4 GB
Card Slot 4 GB on board storage, 512 MB RAM - -
DISPLAY
Size 1.63 inch 320�320 display 277 PPI 1.2 inch 1.63 inches, 8.6 cm2 (~41.1% screen-to-body ratio)
Type Super AMOLED touchscreen, Super AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation - 360 x 360 Pixels 320 x 320 Pixels
PPI - 302 ppi 278ppi
Multi touch - Yes Yes
Protection - Corning Gorilla Glass 3 -
CAMERA
Primary 2 megapixel camera located in the watch band - 1.9 megapixel camera located in the watch band
Video - - -
Flash - - -
Features - - -
Selfie - - -
BATTERY
Battery 400 mAh battery 250 mAh battery Li-ion battery
Capacity - - 315 mah
Removable - - Non-Removable
StandBy - - Up to 24 h (mixed usage)
Talk Time - - -
Music Play - - -
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network - GSM 850 / 900 / 1800 / 1900 -
3G Network - HSDPA -
4G Network - - -
Speed - - -
5G - - -
CONECTIVY
WALAN - Wi-Fi 802.11 a/b/g/n/ -
BlueTooth Bluetooth 4.0 Bluetooth 4.1 Bluetooth 4.0 LE
USB - microUSB v2.0 -
GPS - Yes, with A-GPS and S GPS support and GLONASS -
NFC - - -
Audio jeck - - -
OTHERS
Sensors - - Accelerometer, gyro
Radio - - -
SARUS - - -
SAREU - - -
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