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Apple Watch Series 9 Aluminum vs Samsung Galaxy Watch 4 Classic

Apple Watch Series 9 Aluminum AppleWatch Series 9 Aluminum
VS
Samsung Galaxy Watch 4 Classic SamsungGalaxy Watch 4 Classic

The third device is shown on desktop screens only

General

Announced
September 2023
August 2021
Released
September 2023
August 2021
Colors
RedPinkSilverStarlightMidnight
BlackSilver

Design

Length
45 mm (45 in)41 mm (41 in)
45.5 mm (46 in)41.5 mm (42 in)
Width
38 mm (45 in)35 mm (41 in)
45.5 mm (46 in)41.5 mm (42 in)
Thickness
10.7 mm (45 in)10.7 mm (41 in)
11 mm (46 in)11.2 mm (42 in)
Weight
39 g (45 in)32.1 g (41 in)
52 (46 in)46.5 (42 in)
Materials
Ceramic/sapphire crystal backAluminum frame
Glass front (Gorilla Glass DX)Stainless steel frame or Titanium 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
Super AMOLED
Size
1.9 Inches (45 in)1.69 Inches (41 in)
1.4 Inches (46 in)1.19 Inches (42 in)
Resolution
484x396 Pixels (45 in)430x352 Pixels (41 in)
450x450 Pixels (46 in)396x396 Pixels (42 in)
Pixel Density
326 PPI
330 PPI
Brightness Level
2000 Nits (Peak)
—
Display Protection
Ion-X strengthened glass
Corning Gorilla Glass DX
Features
Always-on Display
Same on both

Hardware

Chipset
Apple S9
Samsung Exynos W920
Manufacturing Technology
—
5 nm
CPU Type
Dual-core
Dual-core
CPU
—
1.18 GHz
GPU
PowerVR
Mali-G68
RAM (Memory)
—
1.5 GB
Internal Storage
64 GB
16 GB
Card Slot
No
—

Software

OS
WatchOS 10
Android Wear OS
User Interface
—
One UI Watch 3

Camera

Camera
No
No

Connectivity

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

Media

Loudspeaker
Yes
Yes
3.5mm jack
No
No

Other specifications

Sensors
CompassSpO2VO2maxTemperature (body)Always-on altimeter
No extras
On both: Accelerometer, Gyroscope, Barometer, Heart Rate
Water/Dust Resistant
50m Water ResistantDust Resistant (IP6X)
Yes - 50m water resistant (IP68)
Other Features
ECG CertifiedUltra Wideband 2 (UWB)
MIL-STD-810GECG certifiedBlood pressure monitorRotating bezelSamsung Pay

Charging and Battery

Wireless Charging
Yes
Yes (Qi)
Capacity
308 mAh (45 in)282 mAh (41 in)
361 mAh (46 in)247 mAh (42 in)
Battery Type
Lithium Ion
—

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Copyright © 2026 NXT Test. All Rights Reserved