Garmin Forerunner 45


Last 3 in stock


You're a runner, so train like one. The smaller - sized Forerunner ® 45S is a fuss - free running watch that monitors heart rate 1 at the wrist and uses GPS to track you...

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You're a runner, so train like one. The smaller - sized Forerunner ® 45S is a fuss - free running watch that monitors heart rate 1 at the wrist and uses GPS to track your pace, distance and more. It works with free Garmin Coach adaptive training plans that bring personal coaching to your wrist . Stay connected when you want to with notifications 2 for texts and calls. To help you feel secure, safety and tracking features, such as incident detection ( during select activities ) and assistance let you easily send your real - time location to emergency contacts 2 . When you want to switch up your routine, this running watch also features activity modes for cycling, cardio, elliptical, yoga and more.

Easy-to-use smaller-sized running watch monitors heart rate1at the wrist andfeatures GPS , GLONASS and Galileo satellites to track your pace, distance, intervals and more.
Works with free Garmin Coach adaptive training plans that bring expert, personalized coaching right to your wrist.

  • Connected features include smart notifications for incoming texts and calls, automatic uploads to our Garmin Connectonline community, live tracking and controlsfor the music playing on your phone
  • Safety and trackingfeatures include incident detection (during select activities)and assistance,which both send your real-time location to emergency contacts
  • Sports apps for running, cycling, indoor track, treadmill, elliptical, cardio, yoga and more
  • Featuresa bright, always-on color screen and a reliable -button interface that lets you mark laps with just a quick press
  • Tracks activity1, including steps, calories, all-day stress, sleep and more
  • Battery life: up to 7 days in smartwatch mode or 13 hours in GPS mode


Wrist-based heart rate


Advanced workouts

Connected features

Safety features


At RunningShoes we aim to get you your purchase as quick and efficiently as possible, which is why we have teamed up with Royal Mail to ship you your goods.


FREE Spend over £50 

£4.99 UK Mainland* (Estimate 3 working days)

£5.99 Guernsey, Isle of Man, Jersey

£9.99 Ireland

£14.99 EU - Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden


The delivery times shown apply to items we currently have in stock. If we don't currently have your item in stock, we will aim to contact you within 24 hours of the order being placed and update you on the ETA of the product or offer an alternative. At this point you will be given the option to also cancel the order should you wish. 

*delivery options outlined above apply to orders sent to the mainland UK, Northern Ireland, Jersey and Guernsey, Isle of Man, Isle of Wight, Scottish Islands and Highlands, Shetlands, Orkney Islands, Sark, Herm and BFPO addresses, all up to a weight of 2kg.

Read the full delivery policy


RunningShoes understand that sometimes you'll need to return items to us and we've made this easy, fast and simple.

We hope that you love your purchase, however if it doesn’t fit, you’ve had a change of heart, if it’s faulty or perhaps you just aren’t feeling it; do not worry, we believe returns should be part of the normal process of simple e-commerce.

We'll exchange or refund all items which:

  • Are returned to us within 28 days of receipt.

  • Are returned to us in perfect condition, in their original packaging and with the labels attached.

  • For health and hygiene reasons, we are unable to accept the return of any item that has been worn, in particular underwear and socks.

Your statutory rights are not affected by any of the above conditions.

Read the full return policy

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