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Apple Watch Series 6 vs Apple Watch Series 8

Apple Watch Series 6 AppleWatch Series 6
VS
Apple Watch Series 8 AppleWatch Series 8

The third device is shown on desktop screens only

General

Announced
September 2020
September 2022
Released
September 2020
September 2022
Colors
SilverGraphiteGold
GoldSilverGraphite

Design

Length
44 mm (44 in)40 mm (40 in)
45 mm (45 in)41 mm (41 in)
Width
38 mm (44 in)34 mm (40 in)
38 mm (45 in)35 mm (41 in)
Thickness
10.4 mm (44 in)10.4 mm (40 in)
10.7 mm (45 in)10.7 mm (41 in)
Weight
47.1 g (44 in)39.7 (40 in)
51.5 g (45 in)42.3 g (41 in)
Materials
Glass front (Sapphire crystal)Ceramic/sapphire crystal backStainless steel frame
Ceramic/sapphire crystal backStainless steel frame

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Electronic SIM (eSIM)
Electronic SIM (eSIM)

Display

Display Type
Retina LTPO OLED
Retina LTPO OLED
Size
1.78 Inches (44 in)1.57 Inches (40 in)
1.9 Inches (45 in)1.69 Inches (41 in)
Resolution
448x368 Pixels (44 in)394x324 Pixels (40 in)
484x396 Pixels (45 in)430x352 Pixels (41 in)
Screen Ratio
60.0%
—
Pixel Density
326 PPI
326 PPI
Brightness Level
1000 Nits
1000 Nits
Display Protection
Sapphire Crystal Glass
Sapphire crystal glass
Features
Always-on Display
Same on both

Hardware

Chipset
Apple S6
Apple S8
CPU Type
Dual-core
Dual-core
GPU
PowerVR
PowerVR
RAM (Memory)
1 GB
1 GB
Internal Storage
32 GB
32 GB
Storage Type
—
eMMC 5.1

Software

OS
WatchOS
WatchOS 9.0
Version
7.0
—
Update To
7.3
WatchOS 9.5

Camera

Camera
No
No

Connectivity

Wi-Fi
Wi-Fi 802.11b/g/nDual-band
Wi-Fi 4b/g/n
Bluetooth
5.0
5.3
On both: A2DP, LE
Location
A-GPS
BDS
On both: GPS, GLONASS, GALILEO, QZSS
NFC
Yes
Yes

Media

Loudspeaker
Yes
Yes
3.5mm jack
No
No

Other specifications

Sensors
Heart Rate (2nd gen)
Heart RateTemperature (body)
On both: Accelerometer, Gyroscope, Barometer, Always-on altimeter, Compass, SpO2, VO2max
Water/Dust Resistant
Yes - 50m water resistant
50m Water ResistantDust Resistant (IP6X)
Other Features
ECG certified
ECG CertifiedUltra Wideband (UWB)

Charging and Battery

Wireless Charging
Yes
Yes
Capacity
303.8 mAh (44 in)265.9 mAh (40 in)
308 mAh (45 in)282 mAh (41 in)

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Copyright © 2026 NXT Test. All Rights Reserved