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Garmin Forerunner 920XT — case dimensions and design

Garmin · 2014

Forerunner 920XT Size, Dimensions & Wrist Fit

Case Width

45mm

Thickness

12.7mm

Lug-to-Lug

55mm

Weight

61g

The Forerunner 920XT looks in proportion on wrists of 17 cm (6.7 in) and up round, and fills the wrist at 18–20 cm (55mm lug to lug).

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Does the Forerunner 920XT fit your wrist?

Wrist round (mm left each side)45mm
14 cm / 5.5 inOverhangs (4.9mm over)
15 cm / 5.9 inOverhangs (3.3mm over)
16 cm / 6.3 inOverhangs (1.7mm over)
17 cm / 6.7 inOverhangs (0.1mm over)
18 cm / 7.1 inSweet spot (1.5mm)
19 cm / 7.5 inSweet spot (3.1mm)
20 cm / 7.9 inSweet spot (4.8mm)

How the fit model works · Size chart for every wrist

The Forerunner 920XT in short

  • Between 24 hours and 40 hours per charge depending on the power mode — ultratrac™ at best, gps at worst.
  • 61g on the wrist.
  • 1.1" x 0.8" (29.0 x 21.0 mm) display.
  • chemically strengthened glass case, chemically strengthened glass glass.

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Size, fit and battery side by side, against any smartwatch we list.

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Forerunner 920XT battery life

Runtime by power mode

  • UltraTrac™40 hours
  • GPS24 hours

Where it ranks among Garmin watches

2D Dimension Schematics

Top view
Side view
  • Garmin Forerunner 920XT 45mm × 55mm · 12.7mm thick

3D preview

Garmin Forerunner 920XT on a wrist

Open 3D try-on

Forerunner 920XT specifications

Battery life
GPS mode: Up to 24 hoursUltraTrac™ mode: Up to 40 hours
Display
1.1" x 0.8" (29.0 x 21.0 mm)
Resolution
205 x 148 pixels
Glass
chemically strengthened glass
Strap
TPU
Storage
32 MB
Show all specificationsGarmin's published specification, for reference · checked September 2026

Overview

Family
Garmin

General

Battery life
GPS mode: Up to 24 hoursUltraTrac™ mode: Up to 40 hours
Display Size
1.1" x 0.8" (29.0 x 21.0 mm)
Color display
Yes
Lens Material
chemically strengthened glass
Memory/History
32 MB
Strap material
TPU
Display resolution
205 x 148 pixels

Sensors

GPS
Yes
Compass
Yes
GLONASS
Yes
Accelerometer
Yes
Barometric altimeter
Yes

Product Info

Main SKU
010-01174-00
Product ID
137024
Product Name
Forerunner® 920XT
Release Date
10/1/2014
Product Variation
Black/Blue Watch Only

Clock Features

Stopwatch
Yes
Time/date
Yes
Alarm clock
Yes
GPS Time Sync
Yes
Sunrise/sunset times
Yes
Automatic daylight saving time
Yes

Cycling Features

Courses
Yes
Race an activity
Yes
Power meter compatible
Yes
Advanced cycling dynamics
Yes
FTP (Functional Threshold Power)
yes (with compatible accessory)
Bike lap and lap maximum power (with power sensor)
Yes
Compatible with Vector™ and Rally™ (power meters)
Yes
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)
Yes

Running Features

Run workouts
Yes
Race predictor
Yes
Foot pod capable
Yes
Running dynamics
yes (with compatible accessory)
Vertical oscillation and ratio
yes (but not ratio)
Ground contact time and balance
yes (but not balance)
GPS-based distance, time and pace
Yes
Cadence (provides real-time number of steps per minute)
Yes

Activity Profiles

Swim
Pool Swimming, Open Water Swimming
Cycling
Yes
Outdoor recreation
Yes

Swimming Features

Pool swim workouts
Yes
Drill logging (pool swim only)
Yes
"Repeat on" rest timer (pool swim only)
Yes
Basic rest timer (up from 0) (pool swim only)
Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)
Yes
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)
Yes
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)
Yes
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)
yes (with HRM-Tri™ and HRM-Swim™)

Outdoor Recreation

Back to start
Yes
UltraTrac mode
Yes
GPS coordinates
yes (at least for Where Am I)
Distance to destination
Yes
Point-to-point navigation
Yes
Bread crumb trail in real time
Yes

Daily Smart Features

Connectivity
Yes
VIRB® Remote
Yes
Smart Notifications
Yes
Smartphone compatibility
iPhone®, Android™
Pairs with Garmin Connect™ Mobile
Yes
Connect IQ™ (downloadable watch faces, data fields, widgets and apps)
Yes

Activity Tracking Features

Step counter
Yes
Calories burned
Yes
Distance traveled
Yes
Move alerts (displays on device after a period of inactivity)
Yes
Auto goal (learns your activity level and assigns a daily step goal)
Yes

Health & Wellness Monitoring

Sleep
Yes

Safety and Tracking Features

LiveTrack
Yes

Training, Planning and Analysis Features

% HRR
yes (with compatible accessory)
% HR max
yes (with compatible accessory)
HR zones
yes (with compatible accessory)
HR alerts
yes (with compatible accessory)
Manual lap
Yes
Auto max HR
yes (with compatible accessory)
Auto scroll
Yes
Finish time
Yes
HR calories
yes (with compatible accessory)
Custom alerts
Yes
Recovery time
yes (with compatible accessory)
VO2 Max (Run)
Yes
Course guidance
Yes
Training effect
Yes
Virtual Partner
Yes
Race an Activity
Yes
Advanced workouts
Yes
Interval training
Yes
Strava Live Segments
yes (Live Segments Only)
GPS speed and distance
Yes
Configurable lap alerts
Yes
Customizable data pages
Yes
Touch and/or button lock
Yes
Activity history on watch
Yes
Auto multisport activities
Yes
Downloadable training plans
Yes
Manual multisport activities
Yes
Customizable activity profiles
Yes
Auto Pause® automatic timer halt
Yes
Auto Lap® interval tracking feature
Yes