Side by side comparison and review of Garmin Forerunner 45S and Samsung Galaxy Watch5. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Wear OS by Samsung |
| Supported Host Device OS | iOS, Android | Android 8.0 (Oreo) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 39.5 mm | 40.4 mm |
| Height | 39.5 mm | 39.3 mm |
| Depth | 11.4 mm | 9.8 mm |
| Weight | 32 g | 28.7 g |
| Body Material | - | Armor aluminium |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, bioimpedance sensor, temperature, optical heart sensor, electrical heart sensor, BioActive sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, calories burned, activity, sleep activity, heart rate, steps taken, skin temperature, blood oxygen saturation, body composition, ECG, REM phases, sleep quality score |
| Modes | - | 90+ exercise modes |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Reminder of hydration, snoring detection, Body composition measurement tool, Sleep Coaching, Better Sleep, Samsung Smart Switch |
| Notifications | Calendar, Email, social apps | Calendar, SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Digital Player | - | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Platform | - | SmartThings |
| IoT Intelligent Assistant | - | Google Assistant, Bixby |
| CONNECTIVITY | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Wireless Interface | Bluetooth, ANT+ | NFC, IEEE 802.11a/b/g/n, Bluetooth 5.2 |
|---|---|---|
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) |
| DISPLAY | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Super AMOLED - colour |
|---|---|---|
| Resolution | 208 x 208 pixels | 396 x 396 pixels |
| Screen Size | 1.04" | 1.2" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 330 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Type | - | Touch sensitive screen, push buttons |
|---|
| CASE | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Crystal Type | - | Sapphire crystal |
| Case Shape | Round | Round |
| Case Details | White | Iris | Black | Graphite | Pink gold | Silver |
| BAND | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Band Type | Band | Sport band |
|---|---|---|
| Band Size | S | - |
| Fits Wrist with Circumference | 124-185 mm | - |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | - |
| Band Colour | White | Iris | Black | Graphite | Pink gold | Purple |
| STORAGE | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Storage Capacity | - | 16 GB |
|---|---|---|
| User Memory | - | 7.5 GB |
| RAM | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| RAM Size | - | 1.5 GB |
|---|
| CPU | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Manufacturer | - | Samsung |
|---|---|---|
| CPU Type | - | Exynos W920 |
| Clock Speed | - | 1.18 GHz |
| BATTERY | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Capacity | - | 284 mAh |
|---|---|---|
| Battery Life | - | 40 hours |
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
- |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| Wireless Charging Standards | - | WPC, Wireless PowerShare |
| MISCELLANEOUS | Garmin Forerunner 45S | Samsung Galaxy Watch5 |
|---|
| Included Accessories | Charging/data cable | Wireless charging dock |
|---|---|---|
| Preloaded Software | - | Deezer, Google Maps, YouTube Music, SoundCloud |
| Compliant Standards | - | IP68, MIL-STD 810H |
| SAR Value | - | 0.696 W/kg (limb), 0.275 W/kg (head) |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | SM-R900 |
| Warranty | - | 2-year warranty |
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