Apple Watch Series 4

Operating System

watchOS 5.0

CPU Speed & Type

64-bit Dual-core S4

ROM Size

16GB

Dimensions

44mm x 38mm x 10.7mm - [44MM]
40mm x 34mm x 10.7mm - [40MM]

Case Weight

36.7 grams - [44MM]
30.1 grams - [40MM]

Colors

Space Grey Silver Gold

Size

1.78 INCH - [44MM]
1.57 INCH - [40MM]

Resolution

(448 x 368) - [44MM]
(394 x 324) - [40MM]

Pixel Density

326 PPI

Technology

LTPO OLED Retina

Capacity

Built-in rechargeable Lithium-ion

Talk Time

Up to 18 hours

SIM

Electronic SIM card (Apple e-SIM)

3G

UMTS 850 MHz, 1700 MHz, 1900 MHz

4G

LTE 2 (1900 MHz), 4 (AWS), 5 (850 MHz), 12 (700 MHz), 13 (700c MHz), 17 (700b MHz), 18 (800 MHz), 19 (800 MHz), 25 (1900 MHz), 26 (800 MHz), 41 (TD 2500)

Wi-Fi®

Wi-Fi® 802.11b/g/n 2.4GHz

Bluetooth® Version

Bluetooth® v5.0

Location Technology

GPS, GLONASS, Galileo, and QZSS

Sensors

Accelerometer, Gyroscope, Ambient light sensor, Barometric Altimeter, Electrical Heart Sensor (ECG app), Optical Heart Sensor, Fall Detection, Digital Crown

Inside Box

• Silver Aluminum Case
• Sport Band
• 1m Magnetic Charging Cable
• 5W USB Power Adapter