Apple Watch Series 4 40mm Stainless Steel
- vs -
Apple Watch Series 8 45mm Stainless Steel

Product comparison

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Device Information

Silver, Space Black, Gold Colours Gold, Silver, Graphite, (Hermès Silver+Black)
16 GB Storage 32 GB
1.00 GB Memory 1.00 GB
Watch OS Operating System Watch OS
699 $ / 729 € Price from 749 $ / 949 €
Q3/2018 Release Date Q3/2022

Dimensions / Housing

Rectangular Display form Rectangular
40.0 mm Height 45.0 mm
34.0 mm Width 38.0 mm
10.7 mm Depth 10.7 mm
40 g Weight 52 g
Stainless Steel Housing Material Stainless Steel
Waterproof 50m Water Resistance Waterproof 50m
-- MIL Standard --

Processor

Apple S4 Name Apple S8
Apple Manufacturer Apple
2 / 2 Cores / Threads 2 / 2
1.59 (1.59) GHz Frequency 1.80 (1.80) GHz
7 nm Structure 7 nm
S4 Architecture S8
Q3/2018 Release Date Q3/2022

Screen

1.6 inch Size 1.9 inch
OLED Technology OLED
Sapphire Glass Glas Type Sapphire Glass
324x394 (326 ppi) Resolution 396x484 (326 ppi)
1000 nits Brightness 1000 nits
Yes Always On Display Yes

Battery

Rechargeable Battery Type Rechargeable Battery
225.00 Wh Capacity 308.00 Wh
No Solar module No
18.00 h Battery Life 18.00 h
Magnetic Charging Charging Magnetic Charging

Connectivity

802.11n (Wi-Fi 4) Wireless LAN 802.11n (Wi-Fi 4)
Bluetooth 5.0 Bluetooth Bluetooth 5.3
eSIM SIM card eSIM
4G (LTE) Cellular 4G (LTE)
Yes NFC Yes
No ANT+ No
No UWB Yes
-- Ports --

Sensors

Yes Acceleration Yes
Yes Barometer Yes
No Thermometer Yes
Yes Gyroscope Yes
Yes GPS Yes
No Compass Yes

Measurement Functions

Yes Hear Rate Yes
No ECG Yes
No Blood Pressure No
No Blood Oxygen Yes
No Skin Temperature Yes

Manufacturer

A1975, A2007 Part-no A2774, A2775
Link to manufacturer Datasheet Link to manufacturer

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