Apple Watch 38mm (1st gen)

40 g (1.41 oz)

38.6 x 33.3 x 10.5 mm (1.52 x 1.31 x 0.41 in)

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

• Stainless Steel/Ceramic back
• IPX7 certified - water resistant up to 1 meter and 30 minutes

1.5 inches, 3.81 cm (~55.09% screen-to-body ratio)

340 x 272 pixels, (~290 ppi density)

AMOLED capacitive touchscreen

16 million colors

• Multi-touch Input
• Sapphire crystal glass
• 3D Touch display
• 450 nits

• N/A

N/A

N/A

• N/A

N/A

Apple S1

520 MHz Cortex-A7

PowerVR SGX543

Accelerometer, gyro, heart rate

8GB

512MB

No

• 8GB Internal Storage, 512MB RAM

Smart watch

watchOS 1.0, upgradable to 4.1

SMS(threaded view), Email, Push Mail, IM

• Games: No
• Browser: No

205 mAh 0.78 Wh

Non-removable

Li-Ion

Up to 18 h (mixed usage)

No information

No information

Not supported

Not supported

4.0, LE

Yes

Wi-Fi 802.11 b/g/n

Not supported

Not supported

No

Yes

• Vibration, Ringtones