In depth comparison and review of Garmin D2 Delta and Fitbit Sense 2. 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 | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | Android 8.0 (Oreo) or later, iOS 14 or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 47 mm | 40.5 mm |
| Height | 47 mm | 40.5 mm |
| Depth | 15.8 mm | 12.3 mm |
| Weight | 76 g | - |
| Body Material | Fibre-reinforced polymer | Aluminium |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, temperature, optical heart sensor, electrodermal activity (EDA) sensor, vibration motor, multipurpose electrical sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level, active time, menstrual cycle, breathing rate, temperature, sleep quality score, blood glucose |
| Modes | - | 40+ sports modes |
| 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 | Find phone function, automatic exercise recognition, breathing training function, Active Zone Minutes, HRV index, Sleep Score, Sleep Profile, Stress Management Score, Daily Readiness Score, all day body response tracking, cardio fitness score |
| Notifications | SMS, Email | SMS, applications, high and low heart rate, calls, irregular rhythm |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS/GLONASS receiver |
| Payment Technology | Garmin Pay | FitBit Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | NFC, Bluetooth 5.0 |
|---|
| DISPLAY | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Colour |
|---|---|---|
| Resolution | 240 x 240 pixels | - |
| Screen Size | 1.2" | - |
| Screen Protection | Domed sapphire crystal | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Type | Touch buttons | Touch sensitive screen, push button |
|---|
| CASE | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Case Size | 47 mm | - |
|---|---|---|
| Case Shape | Round | Square |
| Bezel | Titanium | - |
| Case Back | Metal | Aluminium |
| Case Details | Silver | Platinum aluminum |
| BAND | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | - | S |
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | - | 129-175 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin-and-tuck |
| Band Material | Leather | - |
| Band Colour | Brown | Lunar white |
| STORAGE | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Storage Capacity | 16 GB | - |
|---|
| BATTERY | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Life | 12 day(s) | 6 day(s) |
| 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) |
GPS mode - up to 5 hour(s) |
| Rechargeable Battery | Yes | - |
| Recharge Time | - | 2 hours |
| MISCELLANEOUS | Garmin D2 Delta | Fitbit Sense 2 |
|---|
| Included Accessories | Charging/data cable, silicone wrist strap (black) | Charging cable, 6-month Fitbit Premium membership, wristband (158 - 209 mm) |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmin Pilot | Alarm, FitBit Pay |
| Max Depth of Water Resistance | 100 m | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | -10 °C |
| Warranty | - | 2-year warranty |
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