Apple Watch Series 4 Aluminum

ALL VERSIONS 44MM (GPS + CELLULAR)44MM (GPS)40MM (GPS + CELLULAR)40MM (GPS) GPS + Cellular versions: A1975, A1976 (NA); A2007, A2008 (EU, APAC, CN) GPS versions: A1977, A1978

Network	Technology	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 850 / 900 / 2100 / 800 - Europe, Australia
		HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada
		HSDPA 2100 - China
	4G bands	1, 3, 5, 7, 8, 18, 19, 20, 26 - Europe, Australia
		2, 4, 5, 12, 13, 17, 18, 19, 25, 26, 41 - USA, LATAM, Canada
		1, 3, 39, 40, 41 - China
	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)
	Build	Glass front, ceramic/sapphire crystal back, aluminum frame
	SIM	eSIM
		50m water resistant ECG certified (region dependent SW application; HW available on all models)

Display	Type	Retina LTPO OLED, 1000 nits (peak)
	Size	1.78 inches
	Resolution	448 x 368 pixels (~326 ppi density)
	Protection	Ion-X strengthened glass
		3D Touch display

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

Camera		No

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
		Natural language commands and dictation (talking mode)

Battery	Type	Li-Ion 292 mAh (1.12 Wh), non-removable
	Charging	Wireless

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