Samsung Galaxy Watch 9 4G 40mm specifications

Height:42.7 mm

Weight:31.5 grams

Width:40.4 mm

Thickness:8.6 mm

General

• Status:In stores
• Announced:22 july 2026
• Available since:3 august 2026
• Predecessor:Samsung Galaxy Watch 8 4G 40mm
• Item ID:SM-L345
• EAN code: 8806099331399, 8806099331368

Design type

• Watch:

Controls

• Directional key:
• Touchscreen: Capacitive
• Voice command:

Operating system

• Wear OS: 7.0
• Security updates (years): 5

User interface

• One UI Watch: 9.0

Display

• Color display: Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature
• Size: 1.34 inch
• Resolution: 438 x 438 pixels
• Aspect ratio: 1:1
• Peak brightness: 3000 nits
• Pixels Per Inch (PPI): 462
• Screen-to-body ratio: 33.6%

Hardware

• Integrated antenna:
• Processor: Qualcomm Snapdragon Wear Elite 6100, Penta core
• Clock Frequency: 1.95 GHz + 2.1 GHz

Materials

• Aluminium:
• Dust and waterproof: IP68, 5 ATM
• Rugged housing: MIL-STD-810H
• Sapphire Crystal:

Telephony

• Vibrating alert:

Data network

• 4G (LTE):
• UMTS:

Personalisation

• Multiple homescreens:
• Widgets:

Personal Information Management (PIM)

• Agenda:
• Alarm clock:
• Date and time notation:
• Stopwatch & countdown timer:

Available applications

• Pedometer:

Messaging

• E-mail:
• Instant messaging:
• MMS:
• SMS:

Navigation

• A-GPS:
• Beidou:
• Digital Compass:
• Galileo:
• GLONASS:
• GPS receiver:

Build-in memory

• Internal memory:
• Size (RAM): 2 GB
• Storage: 32 GB

Connectivity

• Bluetooth: v6.0
• NFC:
• Wireless Lan (WLAN/Wi-Fi): Wi-Fi 4 (802.11n)

AI (Artificial intelligence)

• Google Gemini:

Power supply

• Battery: Li-ion
• Capacity: 390 mAh
• Wireless charging:

Sensors

• Ambient light sensor:
• Barometer:
• Gesture recognition:
• Gyroscope:
• Heart rate monitor:
• Oxygen saturation (SpO2):
• Skin temperature sensor:
• Thermometer:

Compatibility

• With Android: Vanaf 13.0