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Garmin Forerunner 170 Sports watch 30 mm Black GPS strap silicone

Garmin Forerunner 170, 3.05 cm (1.2"), AMOLED, Touchscreen, GPS (satellite), 41 g

Best offerPrice trend

£256

-2%
Price trend
Detailed analysis ›
Price history of Garmin Forerunner 170 Sports watch 30 mm Black GPS strap silicone over the last 3 months
DatePrice
19 July 2026£260
10 August 2026£260
1 September 2026£260
4 September 2026£260
11 September 2026£260
29 September 2026£260
1 October 2026£260
4 October 2026£260
6 October 2026£260
9 October 2026£260
11 October 2026£260
14 October 2026£260
16 October 2026£256

Product Information

LET 'EM KNOW YOU'RE A RUNNER
Forerunner 170 is the purpose-built GPS running smartwatch with personalized beginner-friendly training plans and advanced training metrics that’ll help you reach your goals.

PACE, DISTANCE, HEART RATE
This easy-to-use GPS running smartwatch has the essential features you need to take your running to the next level — including GPS, pace, distance and wrist-based heart rate³.

DAILY SUGGESTED WORKOUTS
Get workouts made for you. These daily suggestions, now with run-walk workouts, adapt after every run to match your performance and recovery.

GARMIN COACH ADAPTIVE TRAINING PLANS
Train for an event, achieve a milestone, or improve your fitness with training plans that adapt daily based on your recovery and health metrics. Choose from beginner-friendly plans with run-walk workouts and less volume, or pick plans for more intense training.

HRV STATUS
Gain a deeper understanding of your overall health, training and recovery through heart rate variability³. Your watch monitors the time variations between consecutive heartbeats while you sleep.

ADVANCED TRAINING FEATURES
Training readiness helps you determine if you’re primed to run. Training status lets you know if you’re training productively, and training effect provides you with insight into the primary benefit of your workouts.

ON-THE-GO FEATURES
Pay from your wrist with Garmin Pay contactless payments², and receive smart notifications when paired with your smartphone.

LONG BATTERY LIFE
With up to 10 days in smartwatch mode and up to 20 hours in GPS mode, you’ll get a more complete picture of your health and training.

MORNING REPORT
Receive an overview of your sleep, recovery, daily calendar, HRV status and more as soon as you wake up.

EVENING REPORT
Prepare for tomorrow before bed with a reminder of sleep need, tomorrow’s workout, weather and events.

RECOVERY TIME
Know how long to recover before your next high-effort workout based on your latest training.

SLEEP COACH
Get a sleep score and personalised coaching for how much sleep you need. Track sleep stages, and get insights to improve sleep quality³.

NAP DETECTION
Automatically track or log your naps to see how they benefit your body and what their ideal time and duration should be.

BODY BATTERY™ ENERGY MONITORING
Track your body’s energy levels throughout the day to find the best times for activity and rest³.

Courses
Create or find existing courses in the Garmin Connect™ app and from third-party platforms, then sync them directly to your watch.

COURSE PLANNER
Prepare for what’s to come with course planner. This feature lets you add cut-off times, notes, rest plans, checkpoints and aid stations to keep you on track throughout the race.

RACE PREDICTOR
Get an estimate of what your pace could be for a 5K, 10K, half marathon and marathon.

BREATHING VARIATIONS
Have a better understanding of your health with insights into shifts in your breathing patterns as you sleep⁴. These shifts could be related to environment, alcohol or potential sleep disorders such as sleep apnea.

WOMEN’S HEALTH TRACKING
Track and log your menstrual cycle or pregnancy, and get exercise and nutrition education.

WRIST-BASED HEART RATE
The watch constantly samples your heart rate day and night and helps you gauge how hard you work during activities³.

WRIST-BASED RUNNING DYNAMICS
Improve your form with running metrics such as cadence, stride length, ground contact time and more.

VO2 MAX
See your current fitness level, and track changes over time to set goals, evaluate progress and more.

INTENSITY MINUTES
Track your moderate and vigorous activity minutes to help meet your goals.

ACUTE LOAD
Compare your recent training load to the optimal range to help improve your fitness.

PULSE OX SENSOR
Track your blood oxygen saturation while you’re awake or asleep⁴.

QUICK WORKOUT
Create running workouts directly on your watch based on desired time and intensity level.

Voice alerts
Get alerts to know how you’re performing (when paired with your smartphone).

STRESS TRACKING
Find out if you’re having a calm, balanced or stressful day.

HEALTH SNAPSHOT
Log a 2-minute session to record key health stats, then generate a report to share with your healthcare provider.

LIFSTYLE LOGGING
Log behaviors — such as caffeine and alcohol intake — and view reports on how they impact your health in the Garmin Connect app.

HEALTH STATUS
Look for changes in your health data that could indicate added stress to your body, so you can know when you’re trending away from your usual range.

CROSS TRAINING
Browse Garmin Connect for free HIIT, strength, cardio, yoga and Pilates workouts. You can even build your own in the app and send to your watch.

ACTIVITY TRACKING
Keep tabs on your daily steps, calories burned, floors climbed and more from your wrist³.

FITNESS AGE
Estimate how fit you are compared to your actual age.

MOBILITY
Increase your flexibility and strength with free downloadable mobility workouts.

BUILT-IN GNSS
Our built-in GNSS supports multiple satellite systems, so you track where you run and record key stats, including distance and pace.

WRIST-BASED RUNNING POWER
See how much power you’re applying to the trail or road so you can manage effort and fine-tune training.

BUILT-IN SPORTS APPS
Tap in to 80+ built-in activities, including cycling, open-water swimming, strength training and more.

PacePro™ Feature
Plan race-day strategy with pace guidance for a selected course or distance.

TRACK RUNNING
Record accurate lap distances and see your distances in meters.

SAFETY AND TRACKING
If your watch senses that an incident occurred, it will send a message with your live location⁵. Or if you feel unsafe, you can do it manually.

LIVETRACK™ LOCATION SHARING
Friends an family can follow your real-time location⁵ and view preplanned courses.

SMART NOTIFICATIONS
Receive emails, texts and alerts on your watch when paired with your iPhone® or Android™ smartphone.

ON-WRIST TEXTING
Use the keyboard to send quick text responses on your paired watch (Android only or through the Garmin Messenger™ app⁶) so you can keep your phone in your pocket.

GARMIN CONNECT APP
See your health and fitness information, connect with friends and more.

CONNECT IQ™ STORE
Add watch faces, data fields and apps to your paired watch.

GOOGLE MAPS™ APP
Enter your destination in Google Maps on your Android smartphone, then follow turn-by-turn directions on your wrist.

GARMIN SHARE
Sync up with friends by sharing saved locations, courses and workouts with other nearby compatible devices.

COLOR FILTERS AND WATCH FACE CUSTOMIZATION
Get color display options — including gray scale, red/green, green/red or blue/yellow — to assist with various forms of color blindness. Choose from various watch faces with customizable data and colors.

GARMIN PAY CONTACTLESS PAYMENTS
Breeze through checkout lines or transit systems with participating providers.

Smartwatches & Sport Watches Garmin

Product

Name
Garmin Forerunner 170 Sports watch 30 mm Black GPS strap silicone
Brand
Garmin

Weight & dimensions

Width
42.6 mm
Depth
42.6 mm
Thickness
1.19 cm
Weight
41 g

Power

Battery life (GPS mode)
20 h

Ports & interfaces

Near Field Communication (NFC)
Yes

Network

ANT+ enabled
Yes
GPS (satellite)
Yes
GLONASS
Yes
Galileo
Yes

Design

Market positioning
Sport watch
Watch case size
30 mm
Watch case colour
Black
Watch case material
Glass Fiber Reinforced Polymer (GFRP)
Band colour
Black
Band material
Silicone
Shape
Round
Lens material
Glass
Wrist size range
126 - 203 mm
Buckle colour
Grey

Features

Heart rate monitor
Yes
Accessibility features
Color Filters
Heart rate contact sensors
Yes
Distance travelled
Yes
Pedometer
Yes
Accelerometer
Yes
Gyroscope
Yes
Activity tracker
Yes
Multisport mode
Yes
Speedometer data transfer
Bluetooth
Smart notifications
Yes
Smart wake-up
Yes
Weather display
Yes
Calendar notifications
Yes
Anti-lost alert function
Yes
Timer
Yes
Electronic compass
Yes
Stress monitoring function
Yes
Audible alarm(s)
Yes
Barometric altimeter
Yes
Alarm clock
Yes
Calendar
Yes
Stopwatch
Yes
Time/distance alert
Yes
Interval training
Yes
Heart rate-based calorie computation
Yes
Advanced workouts
Yes
Weather forecast
Yes
Heart rate data transfer
Bluetooth/ANT+
Recommended activity
Cycling, Swimming, Hiking
Music control
Yes
Find my phone function
Yes
Race predictor
Yes
Running dynamics
Yes
Barometer
Yes
Thermometer
Yes
Altimeter
Yes
Vibrating alarm clock
Yes

Display

Display type
Digital
Display resolution
390 x 390 pixels
Touchscreen
Yes
Display diagonal
3.05 cm (1.2")
Display technology
AMOLED
Colour display
Yes
Display diameter
3.04 cm

Performance

Built-in speaker(s)
Yes

Battery

Battery technology
Lithium-Ion (Li-Ion)

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