Apple Watch Ultra 3 (2025) GPS + Cellular 5G 49mm Black Titanium Case with Black/Charcoal Trail Loop S/M EU MF1D4

Network: GSM / HSPA / LTE / 5G

Body

• Dimensions: 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)


• Weight: 61.6 g or 61.8 g (black) (2.15 oz)


• Build:
  
  
  
  
  • Sapphire crystal front
  
  
  • Ceramic/Sapphire crystal back
  
  
  • Titanium frame (grade 5)
  
  
  
  


• SIM: eSIM


• Certifications:


• IP6X certified


• 100m water resistant (22810:2010)


• 40m swimproof/diving (EN13319)


• MIL-STD-810H compliant


• ECG certified (region-dependent software application; hardware available on all models)

Display

• Type: Retina LTPO3 OLED, 3000 nits (peak)


• Size: 1.98 inches


• Resolution: 514 x 422 pixels (~326 ppi density)


• Protection: Sapphire crystal glass


• Other Features: Wide-angle OLED

Platform

• OS: watchOS 26


• Chipset: Apple S10


• CPU: Dual-core


• GPU: PowerVR

Memory

• Card Slot: No


• Internal Storage: 64GB

Sound

• Loudspeaker: Yes, with dual speakers (86-decibel)


• 3.5mm Jack: No

Communications

• WLAN: Wi-Fi 802.11 b/g/n, dual-band


• Bluetooth: 5.3, A2DP, LE


• Positioning: GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS


• NFC: Yes


• Radio: No


• USB: No

Sensors:

• Accelerometer


• Gyro


• Heart Rate


• Barometer


• Always-on Altimeter (-500m to 9000m)


• Compass


• SpO2


• VO2max


• Temperature (body)


• Temperature (water)


• Temperature sensing (0.01˚ accuracy)


• Depth gauge (±1m accuracy)

Other Features:

• Ultra Wideband (UWB) support (gen2 chip)


• Emergency SOS via satellite

Battery

• Type: Li-Ion


• Charging: Wireless, 0-80% in 45 min