Compare specs
network
Technology
No cellular connectivity
2G bands
N/A
launch
Announced
2014, September
Status
Available. Released 2015, May
body
Dimensions
38.6 x 33.3 x 10.5 mm (1.52 x 1.31 x 0.41 in)
Weight
40 g body (2.72 oz)
Build
Glass front (Sapphire crystal), ceramic/sapphire crystal back, stainless steel frame
SIM
No
IPX7 water resistant up to 1 meter and 30 minutes
display
Type
OLED capacitive touchscreen, 16M colors
Size
1.5 inches, 7.1 cm2 (~55.1% screen-to-body ratio)
Resolution
340 x 272 pixels (~290 ppi density)
platform
OS
watchOS 1.0, upgradable to 4.3.2
Chipset
Apple S1 (28 nm)
CPU
520 MHz Cortex-A7
GPU
PowerVR SGX543
memory
Card slot
No
Internal
8GB 512MB RAM
sound
Loudspeaker
Yes
3.5mm jack
No
comms
WLAN
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, LE
GPS
No
NFC
Yes
USB
No
features
Sensors
Accelerometer, gyro, heart rate
battery
Non-removable Li-Ion 205 mAh battery (0.78 Wh)
Charging
Wireless charging
misc
Colors
Stainless Steel/Red, White, Brown/Black/Blue/Red/Marigold/Jay Buckle, Blue/Stone Leather Loop, Silver/Space Black Milanese Loop, Link Bracelet, Space Black Stainless Steel/Black, Black Link Bracelet, Pearl Woven Nylon