Apple Watch SE (2022) vs Apple Watch Series 9 (45mm) Specs Comparison

Availability

Officially announced
Sep 07, 2022	Sep 12, 2023

Design

Dimensions
1.73 x 1.50 x 0.42 inches 44 x 38 x 10.7 mm	1.61 x 1.38 x 0.42 inches 41 x 35 x 10.7 mm
Weight
1.16 oz (33.0 g)	1.82 oz (51.5 g)
Materials
Frame: Aluminum	Back: Ceramic Frame: Aluminum
Resistance
Water, Dust; IP6X	Water, Dust; IP6X
Colors
Midnight, Starlight, Green, Blue, Red	Midnight, Starlight, Green, Blue, Red

Display

Size
1.8-inch, 61.24% screen-to-body	1.7-inch, 63.01% screen-to-body
Type
OLED, 2000 nits	OLED, 1000 nits
Resolution
448x368px, 322 PPI	430x352px, 329 PPI

Hardware

System chip
Apple S8	Apple S9
Processor
Dual-core	Dual-core
GPU
PowerVR	PowerVR
Memory
1GB/32GB	1GB/64GB
Storage expansion
not expandable	not expandable
OS
watchOS (9.x)	watchOS (10.x)

Battery

Type
296 mAh, Li - Ion	308 mAh, Li - Ion
Charging
Qi wireless charging	Qi wireless charging

Camera

Connectivity & Features

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

Multimedia

Speakers
Loudspeaker	Loudspeaker
Additional microphone(s)
Yes	Yes

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66	1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66
4G (TDD) Bands
39, 40, 41	39, 40, 41
3G Bands
1, 2, 4, 5	1, 2, 4, 5
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s	LTE, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM	eSIM

Links

Full specifications
Apple Watch SE (2022) Specs	Apple Watch Series 9 (45mm) Specs
PhoneArena Review
Apple Watch SE (2022) Review	Apple Watch Series 9 (45mm) Review