Apple Watch Ultra 3 Device Specifications

The Apple Watch Ultra 3 is a rugged, feature-packed smartwatch designed for outdoor enthusiasts and athletes. It boasts a 49mm titanium case, a 2000-nit OLED display, and water resistance up to 100 meters. Powered by the S9 chip, it offers 36-hour battery life (up to 60 hours on low power mode). Key upgrades include a new action button, satellite emergency connectivity, and advanced GPS and compass for navigation. It also supports health sensors like heart rate, ECG, and blood oxygen, plus depth tracking for divers.

September 19, 2025

61.6g or 61.8g, 12mm thick

watchOS 26, upgradable to watchOS 26.2

1.98 in, 514x422 px

64GB ROM, 1GB RAM

N/A

599mAh

General

• Model: Apple Watch Ultra 3
• Brand: Apple
• Dimensions: 1.93 x 1.73 x 0.47 in in
• Materials: 100% recycled aluminum, tatanium, and cobalt
• Colors:
• Natural
• Black
• Audo:
• Loudspeaker: Yes, with dual speakers (86-decibel)
• 3.5mm Jack: No

Display

• Size: 1.98 in
• Resolution: 514x422 px
• DPI: 326 ppi density
• Refresh Rate: 1Hz always-on

Performance

• Chipset: Apple S10
• CPU: Dual-core
• GPU: PowerVR
• ROM: 64GB
• ROM Type: NVMe
• RAM: 1GB
• RAM Type: Not Found
• Card Slot: No

Camera System

• Back:
• N/A
• Front:
• N/A

Connectivity

• Network: GSM / HSPA / LTE / 5G
• SIM: eSIM only
• WLAN: Wi-Fi 802.11 b/g/n, dual-band
• Bluetooth: 5.3, A2DP, LE
• Radio: No
• USB: No
• Sensors:
• Accelerometer
• Gyro
• Heart rate
• Barometer
• Always-on altimeter (-500m to 9000m)
• Compass
• SpO2
• VO2max
• Water & Body Temp

Battery & Charging

• Type: Li-Ion
• Capacity: 599mAh
• Charging:
• Connection: Wireless
• Speed: 0-80% in 45 min