Moto 360 2nd Generation 46mm
 
All healthy relationships need space, including the one with your phone. That's why there's the new Moto 360. It streamlines your mobile life by delivering the information that matters to you, giving you more time to do the things you love. With designs made specifically for men or women, it’s easy to find the color, size and style that fits you best — because you deserve choice when it comes to what you wear on your wrist. 
Moto 360 2nd Generation:
Sized for you:
Men's: 42mm case — Requires a 20mm band
Men's: 46mm case — Requires a 22mm band
Women's: 42mm case — Requires a 16mm band
Works with Android and Apple iPhone (Requires a phone running Android 4.3+ or iPhone 5/5c/5s/6/6 Plus with iOS 8.2+. Features may vary between Android and iOS platforms.)
Battery life: Men's 42mm and Women's: 300mAh battery — up to 1.5 days of mixed use with Ambient off; up to a full day of mixed use with Ambient on
Wireless charging with included charging dock
Ambient light sensor: the screen automatically adjusts to the surrounding brightness
Optical heart rate monitor (PPG)
IP67 dust- and water-resistant (IP67 — Withstands immersion in up to 3' of fresh water for up to 30 minutes. Not designed to work while submerged. Do not use while swimming or subject it to pressurized streams of water. Avoid exposure of leather band to water. Not dust-proof.)
WiFi connectivity: Stay in touch, even if your phone is beyond Bluetooth range
Display: Corning Gorilla Glass 3; backlit LCD; Men's 42mm and Women's: 1.37" (35mm), 263ppi (360 x 325); Men's 46mm: 1.56" (40mm), 233ppi (360 x 330)
Watch case dimensions: Men's: 46mm diameter by 11.4mm high; 42mm diameter by 11.4mm high; Women's: 42mm diameter by 11.4mm high
Processor: Qualcomm Snapdragon 400 with 1.2GHz quad-core CPU (APQ 8026); Adreno 305 with 450MHz GPU
Sensors: accelerometer, ambient light sensor, gyroscope, vibration/haptics engine
Memory: 4GB internal storage; 512MB RAM
Connectivity: Bluetooth 4.0 Low Energy; WiFi 802.11b/g
Dual digital mics