Apple · wearable · 2018

Apple Watch Series 4 Aluminum (Wi-Fi) 40mm

Apple Watch Series 4 Aluminum (Wi-Fi) 40mm

1.57"

394 x 324 pixels

Apple M1

Android 4.0.1

1 GB

Memory

225 mAh

Li-ion

Announced: 2018-09-10
Released: 2018-09-10
Status: Available
Body: 30 g, 10.7 mm thickness
OS: Android 4.0.1
Colors: Gold, Space Gray, Silver

General

2

Model name: Watch Series 4 Aluminum
Model number: (Wi-Fi) 40mm

Body

8

Height: 40 mm
Width: 34 mm
Thickness: 10.7 mm
Weight: 30 g
Colors: Gold
Space Gray
Silver
Back material: ceramic/sapphire crystal
Frame material: Aluminum
QWERTY keyboard: ✕ No

Platform

2

OS: Android 4.0.1
Chipset: Apple M1

Memory

2

Memory: 1GB RAM, 16GB
Dedicated card slot: ✕ No

Display

6

Size: 1.57"
Resolution width: 394 px
Resolution height: 324 px
Pixel density: 326 ppi
High refresh rate: ✕ No
Technology: Retina LTPO OLED

Main camera

2

HDR: ✕ No
Panorama: ✕ No

Sound

3

3.5mm jack: ✕ No
Stereo speakers: ✕ No
Loudspeaker: ✓ Yes

Sensors

6

Gyroscope: ✓ Yes
Compass: ✕ No
Barometer: ✓ Yes
Heart rate: ✓ Yes
Accelerometer: ✓ Yes
Proximity: ✕ No

Connectivity

6

Wi-Fi: Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
802.11b (1–11 Mbit/s)
802.11g (6–54 Mbit/s)
Bluetooth: Bluetooth 5.0
GPS: ✓ Yes
NFC: ✓ Yes
Infrared port: ✕ No
FM radio: ✕ No

Battery

5

Capacity: 225 mAh
Type: Li-ion
Charging power: 0.86 W
Removable: ✕ No
Wireless charging: ✕ No