In depth comparison and review of Garmin D2 Delta and Xiaomi Watch S1. 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 | Xiaomi Watch S1 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS 10 or later, Android 6.0 (Marshmallow) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 47 mm | 46.5 mm |
| Height | 47 mm | 46.5 mm |
| Depth | 15.8 mm | 11 mm |
| Weight | 76 g | 52 g |
| Body Material | Fibre-reinforced polymer | Stainless steel |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, pulse oximeter, optical heart 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, blood oxygen saturation, stress level |
| 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, automatic exercise recognition, breathing training function |
| Notifications | SMS, Email | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | - |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | Garmin Pay | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | IEEE 802.11b/g/n, NFC, Bluetooth 5.2 |
|---|
| DISPLAY | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 466 x 466 pixels |
| Screen Size | 1.2" | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Domed sapphire crystal | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Type | Touch buttons | Touch sensitive screen, push buttons |
|---|
| CASE | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Case Size | 47 mm | 46 mm |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Titanium | - |
| Case Back | Metal | - |
| Case Details | Silver | Silver | Black |
| BAND | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Calf leather |
| Band Colour | Brown | Brown | Black |
| STORAGE | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Storage Capacity | 16 GB | - |
|---|
| BATTERY | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Capacity | - | 470 mAh |
| Battery Life | 12 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) |
Power saving mode - up to 24 days Typical usage - up to 12 days |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Garmin D2 Delta | Xiaomi Watch S1 |
|---|
| Included Accessories | Charging/data cable, silicone wrist strap (black) | USB cable, wireless charging dock, fluororubber watch strap (grey) |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmin Pilot | - |
| 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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