In depth comparison and review of Garmin Approach S20 and Apple Watch Series 9 (GPS + Cellular). 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 Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | WatchOS 10 |
| Supported Host Device OS | iOS, Android | iOS 17 or later |
| Activity/Sport | Golf | - |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Body Details | Sensor: 13 mm x 27 mm 9 g | Case only: 32.1 g |
| Body Material | - | 100% recycled aluminium |
| Protection | Waterproof | Water-resistant, dust-resistant, crack-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Sensors | Accelerometer | Digital compass, electrical heart sensor, blood oxygen sensor, optical heart sensor (3d gen), always-on altimeter, temperature sensor, high-g accelerometer, gyroscope with high dynamic range |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, mental wellbeing |
| Goal Setting | Yes | Yes |
| Features | Sunlight readable, Garmin Connect compatible, TrueUp, Garmin AutoShot, TruSwing | Fall detection, Emergency SOS, brightness: 2000 nits, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, fast charge, precision finding for iPhone, elevation view |
| Notifications | Applications | Calendar, SMS, Email, applications, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | - | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| 3M UMTS Band | - | Band 1, Band 2, Band 5, Band 10 |
|---|---|---|
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
| Wireless Interface | Bluetooth, ANT+ | IEEE 802.11b/g/n, LTE, Ultra-Wideband (UWB), Bluetooth 5.3 |
| DISPLAY | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Type | Memory-in-Pixel LCD - monochrome | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 128 x 128 pixels | 352 x 430 pixels |
| Dimensions (WxH) | 23 mm x 23 mm | - |
| Screen Protection | - | Ion-X glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Type | Single push-button | Touch sensitive screen, side button, double tap gesture |
|---|
| CASE | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Case Size | - | 41 mm |
|---|---|---|
| Crystal Type | Chemically strengthened glass | - |
| Case Shape | Rounded square | Rectangular |
| Case Back | - | Sapphire crystal and ceramic back |
| Case Details | - | Starlight aluminium | Silver aluminium | Gold stainless steel | Graphite stainless steel | Midnight aluminium | Pink aluminum | Red aluminium | Silver stainless steel |
| Crown Type | - | Digital with haptic feedback |
| BAND | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Band Type | Strap | Sport band |
|---|---|---|
| Band Size | - | M/L |
| Fits Wrist with Circumference | - | 150-200 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Pin-and-tuck |
| Band Material | Silicone | Fluoroelastomer |
| Band Colour | Black | Starlight | Storm blue | Clay | Midnight | Light pink | Red | Silver | Gold | Graphite | Winter blue |
| STORAGE | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Storage Capacity | 64 MB | 64 GB |
|---|
| CPU | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Manufacturer | - | Apple |
|---|---|---|
| CPU Type | - | S9 SiP |
| Features | - | W3 Apple wireless chip, second-generation Ultra Wideband chip, 4-core Neural Engine |
| BATTERY | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 56 day(s) | 18 hours |
| Battery Life Details | Smartwatch mode - up to 56 days GPS mode - up to 15 hours |
Typical usage - up to 18 hour(s) Low power mode - up to 36 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Garmin Approach S20 | Apple Watch Series 9 (GPS + Cellular) |
|---|
| Included Accessories | Charging/data cable | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | Calendar, Time, Alarm Clock | GymKit |
| Compliant Standards | - | IP6X, BFR-free, PVC-free, Beryllium-free, Mercury-free, Arsenic-free |
| Specific Absorption Rate (SAR) | - | 0.15 W/kg (head) 0.36 W/kg (limb) |
| Carbon Footprint | - | 0 kg carbon emissions |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Manufacturer Model Number | - | A2982 |
| Warranty | 1-year warranty | - |
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