In depth comparison and review of Apple Watch Series 1 and Garmin D2 Delta S. 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.
| GENERAL | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Operating System | WatchOS 3 | - |
| Supported Host Device OS | iOS 10 or later | iOS, Android |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 33.3 mm | 42 mm |
| Height | 38.6 mm | 42 mm |
| Depth | 10.5 mm | 15.4 mm |
| Weight | 25 g | 65 g |
| Body Material | Aluminium | Fibre-reinforced polymer |
| Protection | Splashproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, heart rate | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level |
| Goal Setting | Yes | Yes |
| Features | Call handling, Retina Display technology | 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 |
| Notifications | Calendar, SMS, Email | SMS, Email |
| Vibrating Alert | Yes | Yes |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| Payment Technology | - | Garmin Pay |
| CONNECTIVITY | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.0 | Bluetooth, Wi-Fi, ANT+ |
|---|
| DISPLAY | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Type | OLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 272 x 340 pixels | 240 x 240 pixels |
| Screen Size | - | 1.2" |
| Screen Protection | Ion-X glass | Domed sapphire crystal |
| INPUT DEVICE | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch buttons |
|---|
| CASE | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Case Size | 38 mm | 42 mm |
|---|---|---|
| Case Shape | - | Round |
| Bezel | - | Stainless steel |
| Case Back | Composite back | Metal |
| Case Details | Silver aluminium | Rose gold aluminium | Gold aluminium | Space grey aluminium | Rose gold-tone |
| Crown Type | Digital | - |
| BAND | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Band Type | Sport band | Band |
|---|---|---|
| Band Size | S/M/L | - |
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | 130-200 mm | - |
| Changeable | - | Yes |
| Clasp Type | Pin-and-tuck | Buckle |
| Band Material | Fluoroelastomer | Leather |
| Band Colour | White | Pink sand | Concrete | Black | Midnight blue | Beige |
| STORAGE | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Storage Capacity | - | 16 GB |
|---|
| CPU | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S1P | - |
| BATTERY | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 18 hours | 7 day(s) |
| Battery Life Details | - | Smartwatch mode - up to 7 days GPS mode - up to 11 hour(s) GPS with Music mode - up to 4.5 hour(s) UltraTrac mode - up to 25 hour(s) |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Apple Watch Series 1 | Garmin D2 Delta S |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Charging/data cable, silicone wrist strap (white) |
|---|---|---|
| Preloaded Software | Siri | Garmin Pay, Garmin Pilot |
| SAR Value | 0.041 W/kg (head), 0.018 W/kg (limb) | - |
| Max Depth of Water Resistance | - | 100 m |
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