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Garmin Forerunner 310XT

Product Codes: GAR310 and GAR310H

Garmin Forerunner 310XT is a watch for athletes and triathletes and will record track time, distance, pace and with the optional heart rate monitor will measure heart rate and calorie consumption. It is also designed for use in a pool and lakes and will also time your swim, estimate distance and average speed.

You can also use the 310XT on a bike, using the optional quick release and speed/cadence sensor. This device can also be connected to a computer for analysis. You can also track your position using British Grid Format or you can get longitude and latitude coordinates.



Garmin Forerunner 310XT has been discontinued.

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The Garmin Forerunner 310XT is a multisport watch for athletes and triathletes for use when running, swimming or on a bike and it is waterproof to 50 metres. It will track your position via GPS and provide all the information you need for your workout. The battery life is 20 hours.

The 310XT will record track time, distance, pace, heart rate (optional) and calorie consumption (optional). It comes equipped with a high-sensitivity GPS receiver and HotFix satellite prediction technology.

The 310Xt is also designed for use in a pool, the sea or in lakes. It will time your swim and estimate distance and your average speed. It also benefits from a slim design so it will not get in the way when swimming.

You can also use the Forerunner 310XT on your bike using the optional quick release and bike mounts. It will record your time, distance, pace and heart rate (optional). With optional ANT+ wireless technology you can optionally use the speed/cadence sensor or power meter for gathering advanced cycling data. Furthermore optional wireless heart rate monitor will track beats per minute and calculate calorie consumption meaning you can monitor your level of exertion and improve your fitness.

The Garmin 310XT can be bought as two different models. These are the watch only or the watch can be purchased with a Soft Strap Premium Heart Rate Monitor as a bundle. Both versions can be selected to be purchased above.

The 310XT has the ability to provide sound/vibration alerts for pace, speed, distance and heart rate. This function is perfect when training with headphones on or when in noisy environments.

With the ANT+ wireless technology you can use Garmin Connect to transfer data to and from your computer so you can plan workouts on your computer then transfer them to your Forerunner 310XT. You can also analyse, categorise and share workouts on your computer.

You can track you position using the British Grid format. Alternatively, you can get the longitude and latitude coordinates for your location.

Garmin Forerunner 310XT Features

‣Records time, distance and pace
‣Time swim, estimate distance and average speed
‣Precise locating of satellites even around tall buildings and trees
‣Water resistant to 50 metres - swimproof
‣Easily automatically transfers workouts to computer
‣Alerts when you stray from a predetermined goal
‣Track your position using British Grid Format and get longitude and latitude coordinates
‣Optional heart rate monitor (records heart rate and calorie consumption)
‣Optional bike mount

Garmin Forerunner 310XT Accessories

Garmin Forerunner 310XT Vehicle Charging Clip

What's in the box? (when purchased from

Watch Only Version

‣Forerunner 310XT
‣USB ANT Stick™
‣AC charger
‣Charging clip

Bundle Version

‣Forerunner 310XT
‣Premium heart rate monitor
‣USB ANT Stick™
‣AC charger
‣Charging clip

Garmin Foretrex 310XT Technical Specification

‣Technology: GPS
‣Display size: 3.3 x 2.0cm (1.3 x 0.8-inch)
‣Display resolution: 160 x 100 pixels
‣Display type: Black and white LCD
‣Touchscreen: No
‣Barometric Altimeter: No
‣Waterproof: IEC 60529 IPX7
‣Battery life: Up to 20 hours
‣Dimensions: Width - 54mm, Height - 56mm, Depth - 19mm
‣Weight: 72g with batteries
‣Guarantee: 1-year
Garmin Foreunner 310XT manual

Manual requires Adobe Acrobat Reader
Download a free copy here

This product is a sophisticated electronic device which requires that you read, understand, and act upon the information given in the instruction manual (usually available via the above 'manual' link). You will need internet access and, in accordance with the manufacturers’ recommendations, regularly seek out and accept all firmware or software updates offered by the manufacturer. All GPS devices need to ‘see’ the satellites in the sky. Therefore you will need to know that your vehicle does not have glass that will block or impede the GPS signal.

Updates to this product are via the internet. At this product page we state compatibility with specific versions of current internet connection devices, for example: PC, laptop, MAC, smartphone etc. The Consumer Contract Regulations allow you 14 days, from receipt of purchase, to check compatibility with your internet connection device/s. If you choose to replace or update your PC, MAC etc. neither we nor the manufacturer will be responsible if the new/replacement Operating System (OS) is not compatible with the purchased product.

Why buy from us?

We are official Authorised Internet Retailers for Garmin. We sell genuine Garmin products, accessories and maps. We purchase from assigned Garmin UK distributors. We do not buy on the grey market and we do not sell counterfeit products. You can rest assured that by purchasing from ActiveGPS you will receive the full support of Garmin.

Page updated: 15th March 2024

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