Apple Watch Series 9 (45mm) vs Apple Watch Series 6 (44mm) 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.

9.0
Apple Watch Series 9 (45mm)
9.0
Apple Watch Series 6 (44mm)
Apple Watch Series 9 (45mm) Apple Watch Series 6 (44mm)
Released · Sep 22, 2023
Released · Sep 18, 2020
1.7-inch
1.8-inch
1GB · 64GB
1GB · 32GB
308 mAh
Check prices

Availability

Officially announced
Sep 12, 2023 Sep 15, 2020
Prices (MSRP)
$529

Design

Dimensions
1.61 x 1.38 x 0.42 inches
41 x 35 x 10.7 mm
Weight
1.82 oz (51.5 g)
Wrist size
Case fits 140-220 mm wrists
Materials
Back: Ceramic
Frame: Aluminum
Materials & Colors
Aluminum: Silver, Space gray, Gold, Blue, Red
Stainless steel: Silver, Graphite, Gold
Titanium: Titanium, Space black
Resistance
Water, Dust; IP6X Water (up to 50 meters)
Colors
Midnight, Starlight, Green, Blue, Red

Display

Size
1.7-inch, 63.01% screen-to-body 1.8-inch, 59.89% screen-to-body
Type
OLED, 1000 nits OLED, 1000 nits
Resolution
430x352px, 329 PPI 448x368px, 326 PPI
Protection
Sapphire
Features
Pressure-sensitive, Scratch-resistant glass, Ambient light sensor

Hardware

System chip
Apple S9 Apple S6
Processor
Dual-core Dual-core
GPU
PowerVR PowerVR
Memory
1GB/64GB 1GB/32GB
Storage expansion
not expandable not expandable
OS
watchOS (10.x) watchOS (9.x, 8.x, 7.x, 6.x)
Compatible devices
Apple iPhone 6s or later with iOS 13 or later

Battery

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

Camera

Connectivity & Features

Bluetooth
Yes 5.0
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, ECG, Blood Oxygen Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, ECG, Blood Oxygen, Ambient light sensor
Location
A-GPS, Glonass, Galileo, BeiDou, QZSS GPS, Glonass
Other
NFC, Ultra Wideband (UWB) 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 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 66
4G (TDD) Bands
39, 40, 41 39, 40, 41
3G Bands
1, 2, 4, 5 1, 2, 4, 5, 8
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
eSIM eSIM

Alternative variants

non-LTE version
Materials & Colors Aluminum: Silver, Space gray, Gold, Blue, Red
Prices (MSRP) $429
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