SAMSUNG GALAXY WATCH9 40MM SMARTWATCH

Technical Specifications

General Specifications

• Announced: July 22, 2026
• OS: Wear OS 7, One UI Watch 9
• Chipset: Qualcomm Snapdragon Wear Elite / SW6100 (3nm)
• CPU: 5-core (1x2.1GHz Cortex-A78C & 4x1.95GHz Cortex-A55)
• GPU: Adreno A622

Display

• Size: 1.34 inches, Super AMOLED, sapphire crystal
• Resolution: 438 x 438 pixels
• Refresh rate: 60Hz
• Brightness: Up to 3,000 nits (peak)
• Always-on display: Yes, full-color

Memory & Storage

• RAM: 2GB
• Storage: 32GB
• Card slot: Not supported

Battery & Charging

• Battery capacity: 390mAh
• Wireless charging: Up to 10W (WPC-based fast wireless charging)
• Battery life: Up to 30 hours with always-on display enabled

Connectivity

• Wi-Fi 6
• Bluetooth 6.0
• NFC: Yes
• GPS: Dual-band GNSS (GPS, GLONASS, GALILEO, BeiDou)
• LTE: Optional, on select models

Health & Sensors

• BioActive sensor (optical, electrical, and bioelectrical impedance measurements)
• Continuous heart rate, sleep, and wellness tracking

Design & Build

• Dimensions: 42.7 x 40.4 x 8.6mm
• Weight: 31.5g
• Case material: Lightweight aluminum
• Water/dust resistance: IP68, 5ATM
• Durability: MIL-STD-810H compliant
• Band: Redesigned silicone band with air-pocket structure (17% lighter/softer than previous generation)
• Colors: Cream, Graphite

Features and Benefits

Snapdragon Wear Elite Performance
A genuine chipset upgrade shared with the flagship Watch Ultra2, delivering smoother navigation and faster app response.

3,000 Nit Sapphire Crystal Display
Stays clearly readable even in direct sunlight, while sapphire crystal adds everyday scratch resistance.

Ultra-Lightweight, Compact Design
At just 31.5g, it's light enough for genuine round-the-clock wear, including overnight sleep tracking.

Redesigned Air-Pocket Silicone Band
17% lighter and softer than the previous generation, improving all-day wearing comfort.

BioActive Sensor Suite
Delivers continuous, accurate health readings through combined optical, electrical, and bioelectrical impedance sensing.

MIL-STD-810H Durability with IP68/5ATM Rating
Built to withstand daily wear, drops, and water exposure, from workouts to everyday errands.

Up to 30 Hours Battery Life with AOD
Keeps the always-on display running through a full day and into overnight sleep tracking.

Optional LTE Connectivity
Lets you stay connected for calls and notifications even without your phone nearby.