Side by side comparison and review of Garmin Forerunner 45S and Garmin Approach S42. 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 | Garmin Approach S42 |
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Product Type | Sport watch | Sport watch |
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Supported Host Device OS | iOS, Android | iOS, Android |
Activity/Sport | - | Golf |
Wearing Style | Watch style | Watch style |
Width | 39.5 mm | 43.4 mm |
Height | 39.5 mm | 43.4 mm |
Depth | 11.4 mm | 11.7 mm |
Weight | 32 g | 43 g |
Protection | Waterproof | Waterproof |
Clock Display | Yes | Yes |
FEATURES | Garmin Forerunner 45S | Garmin Approach S42 |
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Sensors | Accelerometer, heart rate | Accelerometer, gyro sensor |
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Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, time, calories burned, activity, sleep activity, steps taken |
Goal Setting | Yes | Yes |
Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Find phone function, sunlight readable, Bluetooth Smart technology, inactivity alert, Garmin Connect compatible, Find my Device, TrueUp, Garmin AutoShot, TruSwing, weather information, 42000+ preloaded courses |
Notifications | Calendar, Email, social apps | Calendar, incoming calls, applications |
Vibrating Alert | Yes | Yes |
Feedback Type | - | Vibration alert, visual interface |
Navigation (GPS) | - | GPS receiver |
CONNECTIVITY | Garmin Forerunner 45S | Garmin Approach S42 |
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Wireless Interface | Bluetooth, ANT+ | Bluetooth |
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DISPLAY | Garmin Forerunner 45S | Garmin Approach S42 |
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Type | Memory-in-Pixel LCD - colour - transflective | Memory-in-Pixel LCD - colour |
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Resolution | 208 x 208 pixels | 240 x 240 pixels |
Screen Size | 1.04" | 1.2" |
INPUT DEVICE | Garmin Forerunner 45S | Garmin Approach S42 |
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Type | - | Touch sensitive screen |
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CASE | Garmin Forerunner 45S | Garmin Approach S42 |
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Case Shape | Round | Round |
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Bezel | - | Metal |
Case Details | White | Iris | Black | Gunmetal | Polished silver | Rose gold |
BAND | Garmin Forerunner 45S | Garmin Approach S42 |
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Band Type | Band | Band |
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Band Size | S | - |
Fits Wrist with Circumference | 124-185 mm | 125-202 mm |
Changeable | Yes | Yes |
Clasp Type | Buckle | Buckle |
Band Material | Silicone | Silicone |
Band Colour | White | Iris | Black | Black | White | Light sand |
STORAGE | Garmin Forerunner 45S | Garmin Approach S42 |
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Storage Capacity | - | 64 MB |
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BATTERY | Garmin Forerunner 45S | Garmin Approach S42 |
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Technology | - | Lithium Ion |
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Battery Life | - | 10 day(s) |
Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
Smartwatch mode - up to 10 days GPS mode - up to 15 hours |
Rechargeable Battery | - | Yes |
MISCELLANEOUS | Garmin Forerunner 45S | Garmin Approach S42 |
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Included Accessories | Charging/data cable | Charging/data cable |
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Max Depth of Water Resistance | 50 m | 50 m |
Max Operating Temperature | - | 60 °C |
Min Operating Temperature | - | -20 °C |
Warranty | - | 1-year warranty |