Description
Garmin Forerunner 165: what you need to know
The Forerunner 165 is a GPS running watch from Garmin with an AMOLED screen. It weighs 39 g and lasts up to 11 days in smartwatch mode.
Who it suits
Runners who want a light GPS watch with a bright screen and multi-day battery life.
Key facts
- 1.2-inch (30.4 mm) AMOLED display with optional always-on mode
- 43 x 43 x 11.6 mm case, 39 g
- Up to 11 days in smartwatch mode (up to 20 days in battery saver)
- Up to 19 hours in GPS-only mode; up to 17 hours in all-systems GNSS mode
- 5 ATM water rating
- Chemically strengthened glass lens
- Charges with Garmin’s own charging cable
Buying it in the UK
Our price includes UK import duty and VAT, so there is nothing more to pay when it arrives. Your estimated delivery dates are shown near the top of this page.
The Garmin Forerunner 165 is an entry-to-mid level GPS running smartwatch that brings premium features—like a brilliant AMOLED screen and wrist-based running power—to a more budget-friendly price point. Weighing just 39 grams, it is designed for comfort, daily health monitoring, and tracking your fitness goals.
Specifications:
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| Display | 1.2″ colorful AMOLED (390 x 390 resolution) with touchscreen and traditional 5-button interface |
| Weight & Size | 39g; case size is 43mm (fits wrists 126–203mm) |
| Battery Life | Smartwatch Mode: Up to 11 days (approx. 4 days with always-on display) GPS Mode: Up to 19 hours |
| Sensors | Multi-GNSS GPS, Garmin Elevate V4 heart rate sensor, Pulse Ox blood oxygen monitor, barometric altimeter, compass, and thermometer |
| Water Rating | 5 ATM (swim-proof up to 50 meters) |
| Connectivity | Bluetooth and ANT+ |
| Storage | 4GB (Up to 200 hours of activity data) |
| Running Metrics | Built-in wrist-based running power and running dynamics (cadence, stride length, ground contact time) without external pods. |
| Training Guidance | Garmin Coach (adaptive 5K, 10K, half-marathon plans), daily suggested workouts, and Morning Report (sleep insights, HRV status, weather). |
| Activity Profiles | Over 25 built-in apps for running, cycling, open-water swimming, and strength training |
Package Includes:
1 x Garmin Forerunner 165 GPS Running Watch (Black Slate)
1 x USB-C Charging/Data Clip Cable
1 x Documentation
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