Side by side comparison and review of Garmin Forerunner 45S and Garmin Approach G12. 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 G12 |
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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 | Clothing |
Width | 39.5 mm | 45.8 mm |
Height | 39.5 mm | 51.3 mm |
Depth | 11.4 mm | 12.4 mm |
Weight | 32 g | 25.1 g |
Protection | Waterproof | - |
Clock Display | Yes | - |
FEATURES | Garmin Forerunner 45S | Garmin Approach G12 |
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Sensors | Accelerometer, heart rate | Odometer |
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Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, golf shot distance, stroke data |
Goal Setting | Yes | - |
Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Sunlight readable, Bluetooth Smart technology |
Notifications | Calendar, Email, social apps | - |
Vibrating Alert | Yes | - |
CONNECTIVITY | Garmin Forerunner 45S | Garmin Approach G12 |
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Wireless Interface | Bluetooth, ANT+ | Bluetooth |
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DISPLAY | Garmin Forerunner 45S | Garmin Approach G12 |
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Type | Memory-in-Pixel LCD - colour - transflective | Monochrome |
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Resolution | 208 x 208 pixels | 175 x 175 pixels |
Screen Size | 1.04" | - |
Dimensions (WxH) | - | 23 mm x 23 mm |
INPUT DEVICE | Garmin Forerunner 45S | Garmin Approach G12 |
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Type | - | Push buttons |
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CASE | Garmin Forerunner 45S | Garmin Approach G12 |
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Case Shape | Round | Circular |
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Case Details | White | Iris | Black | - |
BAND | Garmin Forerunner 45S | Garmin Approach G12 |
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Band Type | Band | - |
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Band Size | S | - |
Fits Wrist with Circumference | 124-185 mm | - |
Changeable | Yes | - |
Clasp Type | Buckle | - |
Band Material | Silicone | - |
Band Colour | White | Iris | Black | - |
BATTERY | Garmin Forerunner 45S | Garmin Approach G12 |
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Technology | - | Lithium Ion |
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Battery Life | - | 30 hours |
Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
GPS mode - up to 30 hour(s) |
Rechargeable Battery | - | Yes |
MISCELLANEOUS | Garmin Forerunner 45S | Garmin Approach G12 |
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Included Accessories | Charging/data cable | Charging/data cable |
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Compliant Standards | - | IEC 60529 IPX7 |
Max Depth of Water Resistance | 50 m | - |
Max Operating Temperature | - | 60 °C |
Min Operating Temperature | - | -20 °C |
Warranty | - | 1-year warranty |