Device specification profile

Apple Watch Series 4 Aluminum

Name: Apple Watch Series 4 Aluminum
Brand: Apple

Complete hardware specifications, launch details and a structured technical breakdown from the TechMyte device database.

Released 2018, September

36.7g, 10.7mm thickness

watchOS 5.0, up to watchOS 10.5

16GB storage, no card slot

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Sources and limitations

Specification source: GSMArena device record.

Listed specifications are reference information, not results of TechMyte testing. Rumored details may change, and hardware or supported features can differ by region. Confirm the exact model with its manufacturer before buying.

Battery capacity does not establish tested endurance; megapixel count does not establish camera quality. Use the comparison tool to identify differences, then check the features that matter to your use.

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Technical data sheet

Full Specifications

Network

Technology	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 2100 / 800 - Europe, Australia
4G bands	1, 3, 5, 7, 8, 18, 19, 20, 26 - Europe, Australia
Speed	HSPA, LTE

Launch

Announced	2018, September
Status	Available. Released 2018, September

Body

Dimensions	44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight	36.7 g (1.31 oz)
SIM	eSIM
Build	Glass front, ceramic/sapphire crystal back, aluminum frame

Battery

Type	Retina LTPO OLED, 1000 nits (peak)
Charging	Wireless

Display

Size	1.78 inches
Resolution	448 x 368 pixels (~326 ppi density)
Protection	Ion-X strengthened glass

Platform

OS	watchOS 5.0, upgradable to watchOS 10.5
Chipset	Apple S4
CPU	Dual-core
GPU	PowerVR

Memory

Card slot	No
Internal	16GB 1GB RAM

Sound

Loudspeaker	Yes
3.5mm jack	No

Comms

WLAN	Wi-Fi 802.11 b/g/n
Bluetooth	5.0, A2DP, LE
Positioning	GPS, GLONASS, GALILEO, QZSS
NFC	Yes
Radio	No
USB	No

Features

Sensors	Accelerometer, gyro, heart rate, barometer

Misc

Colors	Silver, Gold, Space Gray
Price	About 430 EUR
Models	A1975, A1976, A2007, A2008, A1977, A1978