Apple Watch Series 7 (41mm) vs Apple Watch Series 10 (42mm) Specs Comparison

Design

Dimensions
	1.65 x 1.42 x 0.38 inches 42 x 36 x 9.7 mm
Weight
1.13 oz (32.0 g)	1.06 oz (30.0 g)
Materials
Back: Aluminum	Back: Ceramic Frame: Aluminum
Resistance
Water, Dust; IP6X	Water, Dust; IP6X
Colors
Midnight, Starlight, Green, Blue, Red

Display

Resolution
448x368px	446x374px, 329 PPI
Technology
OLED	OLED
Peak brightness
	2000 cd/m2 (nit)

Hardware

System chip
Apple S7	Apple S10
Processor
Dual-core	Dual-core
GPU
PowerVR	PowerVR
RAM
1GB	1GB
Internal storage
32GB	64GB
Storage expansion
not expandable	not expandable
OS
watchOS (9.x, 8.x)	watchOS (10.x)

Battery

Type
Li - Ion	Li - Ion
Charging
Qi wireless charging	Qi wireless charging

Camera

Connectivity & Features

Bluetooth
5.0	5.3
WLAN
802.11 b,g,n	802.11 b,g,n
Location
A-GPS, Glonass, Galileo, BeiDou, QZSS	A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Blood Oxygen	Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen
Other
	NFC, Ultra Wideband (UWB)

Multimedia

Speakers
Loudspeaker	Loudspeaker
Additional microphone(s)
Yes	Yes

Cellular

4G (FDD)
	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
	Bands 39(1900+), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM	eSIM

Availability

Officially announced
Sep 14, 2021

Alternative variants

With Stainless Steel case

Weight	1.49 oz (42.3 g)
Materials	Back: Stainless steel
Colors	Graphite, Silver, Gold

GPS Only

Weight	1.06 oz (30.0 g)

With Titanium case

Weight	1.31 oz (37.0 g)

With Titanium frame

Weight	1.21 oz (34.4 g)
Materials	Frame: Titanium

Links

Full specifications
Apple Watch Series 7 (41mm) Specs	Apple Watch Series 10 (42mm) Specs