Apple Watch Series 1 (42mm) vs Apple Watch Series 8 (45mm) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Apple Watch Series 1 (42mm) Apple Watch Series 8 (45mm)
Released · April 2015
Released · Sep 07, 2022
1.6-inch
1.9-inch
0.5GB · 8GB
1GB · 32GB
250 mAh
308 mAh

Availability

Officially announced
Sep 07, 2022

Design

Dimensions
1.67 x 1.43 x 0.41 inches
42.5 x 36.4 x 10.5 mm
1.77 x 1.50 x 0.42 inches
45 x 38 x 10.7 mm
Weight
0.88 oz (25.0 g) 1.37 oz (38.8 g)
Materials
Back: Plastic
Frame: Aluminum
Back: Ceramic
Frame: Aluminum
Resistance
Yes; IPX7 Water, Dust; IP6X
Colors
Silver, Gold, Rose Gold, Gray Midnight, Starlight, Green, Blue, Red

Display

Size
1.6-inch, 55.61% screen-to-body 1.9-inch, 66.64% screen-to-body
Type
OLED, 450 nits OLED, 1000 nits
Resolution
390x312px, 303 PPI 484x396px, 329 PPI
Features
Pressure-sensitive, Ambient light sensor

Hardware

System chip
Apple S1P (28 nm) Apple S8
Processor
Dual-core
520 MHz
Cortex-A7
Dual-core
GPU
PowerVR G6200 PowerVR
Memory
0.5GB/8GB 1GB/32GB
Storage expansion
not expandable not expandable
OS
watchOS (6.x, 5.1, 5, 4.x, 3.x) watchOS (9.x)

Battery

Type
250 mAh 308 mAh, Li - Ion
Charging
Magnetic charging Qi wireless charging

Camera

Connectivity & Features

Bluetooth
4.0 5.0
WLAN
b,g,n
802.11 b, g, n
b,g,n
802.11 b, g, n
Sensors
Accelerometer, Gyroscope, Heart rate, Ambient light sensor Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen
Location
A-GPS, Glonass, Galileo, BeiDou, QZSS
Other
NFC NFC

Multimedia

Speakers
Loudspeaker Loudspeaker
Additional microphone(s)
Yes

Cellular

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

Alternative variants

GPS Only
With stainless steel frame
Weight 1.82 oz (51.5 g)
Materials Frame: Stainless steel
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