Detailed comparison and review of Garmin Forerunner 45 and Garmin Instinct 2S. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 42 mm | 40 mm |
| Height | 42 mm | 40 mm |
| Depth | 11.4 mm | 13.3 mm |
| Weight | 36 g | 42 g |
| Body Material | - | Fibre-reinforced polymer |
| Protection | Waterproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, thermometre, barometric altimeter, electromagnetic compass, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Music remote handling, find phone function, VIRB control, inactivity alert, Find my Device, LiveTrack, Physio TrueUp, weather information, dual grid coordinates format, trackback routing, Body Battery Energy Monitor, accident detection |
| Notifications | Calendar, Email, social apps | Missed calls, calendar, SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/Galileo receiver |
| Payment Technology | - | Garmin Pay |
| CONNECTIVITY | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth, ANT+ |
|---|
| DISPLAY | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Memory-in-Pixel LCD - monochrome - transflective |
|---|---|---|
| Resolution | 208 x 208 pixels | 156 x 156 pixels |
| Screen Size | 1.04" | - |
| Dimensions (WxH) | - | 20.12 mm x 20.12 mm |
| Screen Protection | - | Chemically strengthened glass |
| INPUT DEVICE | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Type | - | Push buttons |
|---|
| CASE | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | Round | Round |
| Case Details | Black | Deep orchid |
| BAND | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | L | - |
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | 129-197 mm | 112-180 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Black | Lava red | - |
| STORAGE | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Storage Capacity | - | 32 MB |
|---|
| BATTERY | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
Smartwatch mode - up to 21 days Battery Saver Watch Mode - up to 50 days Max Battery GPS Mode - up to 54 hour(s) GPS mode - up to 22 hour(s) Expedition GPS Mode - up to 25 days |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Garmin Forerunner 45 | Garmin Instinct 2S |
|---|
| Included Accessories | Charging/data cable | Charging/data cable |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | - | 60 °C |
| Min Operating Temperature | - | -20 °C |
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