Garmin D2 Delta vs. Apple Watch Ultra

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Garmin D2 Delta and Apple Watch Ultra. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.

Smartwatch Specifications Comparison

Garmin D2 Delta vs. Apple Watch Ultra Comparison Chart
GENERAL Garmin D2 Delta Apple Watch Ultra
Product Type Sport watch Smart watch
Operating System - WatchOS
Supported Host Device OS iOS, Android iOS 16 or later
Activity/Sport - Multisport
Wearing Style Watch style Watch style
Audio Input - Three-microphone array
Audio Output - Dual speakers
Width 47 mm -
Height 47 mm -
Depth 15.8 mm -
Weight 76 g -
Body Details - Case only: 61.3 g
Body Material Fibre-reinforced polymer Aerospace-grade titanium
Protection Waterproof Water-resistant, splash-resistant, corrosion resistant, dust-resistant
Clock Display Yes Yes
FEATURES Garmin D2 Delta Apple Watch Ultra
Sensors Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass Accelerometer, ambient light sensor, digital compass, depth gauge, electrical heart sensor, ECG sensor, blood oxygen sensor, gyroscope, water temperature sensor, temperature sensing, optical heart sensor (3d gen), always-on altimeter
Tracking Data Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM), depth
Modes - Night mode
Goal Setting Yes Yes
Features Music remote handling, HRmax, camera remote control, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device, store & play music, Garmin Elevate, TrueUp Call handling, store & play music, Fall detection, Emergency SOS, heart rate zones, brightness: 2000 nits, Family Setup support, International Emergency Calling, Siren (86-decibel), Crash Detection, noise monitoring, Compass Waypoint
Notifications SMS, Email Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness
Vibrating Alert Yes Yes
Feedback Type - Audio alert, vibration alert, visual interface
Navigation (GPS) GPS/GLONASS receiver GPS/GLONASS/Galileo/BeiDou/QZSS receiver
Payment Technology Garmin Pay Apple Pay
Internet of Things (IoT) Compatible - Yes
IoT Intelligent Assistant - Siri
IoT Voice Controlled - Direct
CELLULAR Garmin D2 Delta Apple Watch Ultra
Technology - WCDMA (UMTS)
Mobile Broadband Generation - 4G
SIM Card Type - Electronic SIM card (e-SIM)
CONNECTIVITY Garmin D2 Delta Apple Watch Ultra
3M UMTS Band - Band 1, Band 2, Band 5, Band 8, Band 10
4G LTE Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66
Wireless Interface Bluetooth, Wi-Fi, ANT+ IEEE 802.11b/g/n, LTE, Ultra-Wideband (UWB), Bluetooth 5.3
DISPLAY Garmin D2 Delta Apple Watch Ultra
Type Memory-in-Pixel LCD - colour - transflective Retina LTPO OLED - colour
Resolution 240 x 240 pixels 410 x 502 pixels
Screen Size 1.2" -
Screen Protection Domed sapphire crystal Flat sapphire front crystal with display edge protection
Always On Display (AOD) - Yes
INPUT DEVICE Garmin D2 Delta Apple Watch Ultra
Type Touch buttons Touch sensitive screen, customisable action button, side button
CASE Garmin D2 Delta Apple Watch Ultra
Case Size 47 mm 49 mm
Case Shape Round Rectangular
Bezel Titanium -
Case Back Metal -
Case Details Silver Titanium
Crown Type - Digital with haptic feedback
BAND Garmin D2 Delta Apple Watch Ultra
Band Type Band Alpine Loop
Band Size - S
Band Width 22 mm -
Fits Wrist with Circumference - 130-160 mm
Changeable Yes Yes
Clasp Type Buckle G-hook
Band Material Leather Textile
Band Colour Brown Orange | Green | Yellow/beige | Blue/gray | Starlight | Black/gray | White | Yellow | Midnight
STORAGE Garmin D2 Delta Apple Watch Ultra
Storage Capacity 16 GB 32 GB
CPU Garmin D2 Delta Apple Watch Ultra
Manufacturer - Apple
CPU Type - S8 SiP
Features - W3 Apple wireless chip, U1 chip
BATTERY Garmin D2 Delta Apple Watch Ultra
Technology Lithium Ion Lithium Ion
Battery Life 12 day(s) 36 hours
Battery Life Details Smartwatch mode - up to 12 days
GPS mode - up to 18 hour(s)
GPS with Music mode - up to 8 hour(s)
UltraTrac mode - up to 45 hour(s)
Normal use - up to 36 hour(s)
With LTE - up to 18 hour(s)
Power saving mode - up to 60 hour(s)
Rechargeable Battery Yes Yes
Wireless Charging - Yes
MISCELLANEOUS Garmin D2 Delta Apple Watch Ultra
Included Accessories Charging/data cable, silicone wrist strap (black) Magnetic fast charger to USB-C cable (1 m)
Preloaded Software Garmin Pay, Garmin Pilot GymKit, Oceanic+
Compliant Standards - IP6X, MIL-STD-810H, EN13319
SAR Value - 0.35 W/kg (head), 0.6 W/kg (limb)
Max Depth of Water Resistance 100 m 100 m
Max Operating Temperature - 55 °C
Min Operating Temperature - -20 °C
Manufacturer Model Number - A2684
Warranty - 1-year warranty
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