Compare specs

Network	Technology	No cellular connectivity	GSM / HSPA / LTE
	2G bands	N/A	GSM 850 / 900 / 1800 / 1900
	3G bands	N/A	HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
			HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global
	4G bands	N/A	1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
			1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - Global
	Speed	No	HSPA, LTE

Launch	Announced	2020, December 10	2020, September 15
	Status	Available. Released 2020, December 18	Available. Released 2020, September 18

Body	Dimensions	41 x 35 x 11.9 mm (1.61 x 1.38 x 0.47 in)	44 x 38 x 10.4 mm (1.73 x 1.50 x 0.41 in)
	Weight	35 g (1.23 oz)	36.4 g (1.27 oz)
	Build	Plastic back, plastic frame	Glass front, ceramic/sapphire crystal back, aluminum frame
	SIM	No	eSIM
		Waterproof (5ATM) 50m water resistant	50m water resistant

Display	Type	IPS LCD, 350 nits (typ)	Retina LTPO OLED, 1000 nits (peak)
	Size	1.4 inches	1.78 inches
	Resolution	320 x 320 pixels (~323 ppi density)	448 x 368 pixels (~326 ppi density)
	Protection		Ion-X strengthened glass

Platform	OS	Proprietary OS	watchOS 7.0, upgradable to watchOS 10.6.1
	Chipset		Apple S5
	CPU		Dual-core
	GPU		PowerVR

Memory	Card slot	No	No
	Internal	Unspecified storage	32GB 1GB RAM

Main Camera	Modules	No	No

Selfie Camera	Modules	No	No

Sound	Loudspeaker	No	Yes
	3.5mm jack	No	No

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

Features	Sensors	Accelerometer, gyro, heart rate, barometer	Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass

Battery	Type	Li-Ion 230 mAh	Li-Ion
	Charging		Wireless

Misc
	Colors	Black, Blue, Ivory	Silver, Gold, Space Gray
	Models		A2353, A2354, A2355, A2356, A2351, A2352
	Price	About 70 EUR	About 290 EUR