| Price | $129 | $140.00 | $179.00 | Discontinued | $170 | $200.00 / DISCONTINUED | $239.00 / Discontinued | $349.00 | $399 |
| Product Announcement Date | AUG 28, 2012 | MAR 29, 2010 | OCT 4, 2010 | JAN 3, 2006 | APR 2, 2009 | JAN 4, 2008 | OCT 4, 2010 | APR 12, 2011 | OCT 4, 2011 |
| Actual Availability/Shipping Date | SEP 2012 | MAY 2010 | OCT 2010 | FEB 2006 | JUN 2009 | JAN 2008 | OCT 2010 | APR 15, 2011 | JAN-APR 2012 |
| GPS Recording Functionality | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Data Transfer | USB | USB | USB | USB | ANT+ Wireless | ANT+ Wireless | ANT+ Wireless | ANT+ Wireless | ANT+ Wireless |
| Waterproofing | 50 meters | IPX7 | IPX7 | IPX7 | Yes | IPX7 | IPX7 | IPX7 | Yes - 50m |
| Battery Life (GPS) | 5 Hours | ~10 hours | 10 hours | 10 Hours | 20 Hours | 8 Hours | 10 Hours | 8 Hours | 20 Hours |
| Recording Interval | Smart | Smart | Smart | 1s or Smart | 1s or Smart | Smart | Smart | 1-second & smart | 1s or Smart |
| Alerts | Sound/Visual | Lap Only | Audio/Visual | Sound/Visual | Vibrate/Sound/Visual | Sound/Visual | Sound/Visual | AUDIO/VISUAL/VIBRATE | Vibrate/Sound/Visual |
| Backlight Greatness | OK | Good | Good | Good | Great | Good | Good | Great | Great |
| Ability to download custom apps to unit/device | No | No | No | No | No | No | No | No | No |
| Acts as daily activity monitor (steps, etc...) | No | No | No | No | No | No | No | No | No |
Music | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Can control phone music | No | | | | | | | | |
| Has music storage and playback | nO | | | | | | | | |
Connectivity | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Bluetooth Smart to Phone Uploading | No | No | No | No | Via Wahoo Fitness Adapter | No | No | Via Wahoo Fitness Adapter | Via Wahoo Fitness Adapter |
| Phone Notifications to unit (i.e. texts/calls/etc...) | No | No | No | No | No | No | No | No | No |
| Live Tracking (streaming location to website) | No | No | No | No | No | No | No | No | No |
| Emergency/SOS Message Notification (from watch to contacts) | No | No | No | No | No | No | No | No | No |
| Built-in cellular chip (no phone required) | No | No | No | No | No | No | No | No | No |
Cycling | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Designed for cycling | Barely | Barely | Barely (Speed mode only) | Yes | Yes | Yes | Yes | Yes | Yes |
| Power Meter Capable | No | No | No | No | Yes | No | No | No | Yes |
| Power Meter Configuration/Calibration Options | N/A | N/A | N/A | N/A | Yes | N/A | N/A | N/A | Yes |
| Power Meter TSS/NP/IF | N/A | N/A | N/A | N/A | No | N/A | N/A | N/A | Yes |
| Speed/Cadence Sensor Capable | No | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Strava segments live on device | No | | | | | | | | |
Running | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Designed for running | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Footpod Capable (For treadmills) | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Running Dynamics (vertical oscillation, ground contact time, etc...) | No | No | No | No | No | No | No | No | No |
| VO2Max Estimation | No | No | No | No | No | No | No | No | No |
| Race Predictor | No | No | No | No | No | No | No | No | No |
| Recovery Advisor | No | No | No | No | No | No | No | No | No |
| Run/Walk Mode | Yes | No | No | No | No | No | No | Yes | Yes |
Swimming | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Designed for swimming | NO (PROTECTED THOUGH JUST FINE) | No | No | No | Partial | No | No | No | Yes |
| Openwater swimming mode | N/A | N/A | N/A | No | Yes | N/A | N/A | N/A | Yes |
| Lap/Indoor Distance Tracking | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
| Record HR underwater | N/A | No | No | No | No | No | No | No | No |
| Openwater Metrics (Stroke/etc.) | N/A | N/A | N/A | No | Distance, no stroke | N/A | N/A | N/A | Yes |
| Indoor Metrics (Stroke/etc.) | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
| Indoor Drill Mode | N/A | N/A | N/A | No | No | N/A | N/A | N/A | No |
| Indoor auto-pause feature | N/A | N/A | N/A | No | No | N/A | N/A | N/A | No |
| Change pool size | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
| Indoor Min/Max Pool Lengths | N/A | N/A | N/A | No | No | N/A | N/A | N/A | 20m/22y to 100y/m |
| Ability to customize data fields | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
| Captures per length data - indoors | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
| Indoor Alerts | N/A | N/A | N/A | No | No | N/A | N/A | N/A | Yes |
Triathlon | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Designed for triathlon | No | No | No | Yes | Yes | No | No | No | Yes |
| Multisport mode | N/A | N/A | No | Yes | Yes | N/A | N/A | No | Yes |
Workouts | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Create/Follow custom workouts | No | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| On-unit interval Feature | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Training Calendar Functionality | No | No | No | No | No | No | No | No | Yes |
Functions | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Auto Start/Stop | Yes | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Virtual Partner Feature | Pace Alerts | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Virtual Racer Feature | No | No | No | No | No | No | No | Yes | Yes |
| Records PR's - Personal Records (diff than history) | Yes | No | No | No | No | No | No | No | No |
| Tidal Tables (Tide Information) | No | No | No | No | No | No | No | No | No |
| Weather Display (live data) | No | No | No | No | No | No | No | No | No |
Navigate | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Follow GPS Track (Courses/Waypoints) | No | No | No | Yes | Yes | Yes | Yes | No | Yes |
| Markers/Waypoint Direction | No | No | No | No | No | Yes | No | No | No |
| Routable/Visual Maps (like car GPS) | No | No | No | No | No | No | No | No | No |
| Back to start | No | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Impromptu Round Trip Route Creation | No | No | No | No | No | No | No | No | No |
| Download courses/routes from phone to unit | No | No | No | No | No | No | No | No | No |
Sensors | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Altimeter Type | None | Yes | GPS | GPS | GPS | GPS | Yes | GPS | Barometric |
| Compass Type | N/A | N/A | N/A | GPS | GPS | GPS | GPS | N/A | GPS |
| Heart Rate Strap Compatible | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| ANT+ Heart Rate Strap Capable | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| ANT+ Speed/Cadence Capable | No | No | No | Yes | Yes | Yes | Yes | Yes | Yes |
| ANT+ Footpod Capable | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| ANT+ Power Meter Capable | No | No | No | No | Yes | No | No | No | Yes |
| ANT+ Lighting Control | No | | | | | | | | |
| ANT+ Bike Radar Integration | No | | | | | | | | |
| ANT+ Trainer Control (FE-C) | no | | | | | | | | |
| ANT+ Remote Control | No | No | No | No | No | No | No | No | No |
| ANT+ eBike Compatibility | No | No | No | No | No | No | No | No | No |
| Shimano Di2 Shifting | No | | | | | | | | No |
| Bluetooth Smart HR Strap Capable | No | No | No | No | No | No | No | No | No |
| Bluetooth Smart Speed/Cadence Capable | No | No | No | No | No | No | No | No | No |
| Bluetooth Smart Footpod Capable | No | No | No | No | No | No | No | No | No |
| Bluetooth Smart Power Meter Capable | No | No | No | No | No | No | No | No | No |
| Temp Recording (internal sensor) | No | No | No | No | No | No | No | No | No |
| Temp Recording (external sensor) | No | No | No | No | No | No | No | No | No |
Software | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | PC Application | GTC | GTC | GTC | GTC | GTC/ANT Agent | GTC/ANT Agent | GTC/ANT Agent | GTC/ANT Agent | GTC/ANT Agent |
| Web Application | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect | Garmin Connect |
| Phone App | Garmin Connect Mobile | Garmin Fit | Garmin Fit | Garmin Fit | Garmin Fit | Garmin Fit | Garmin Fit | Garmin Fit | iOS/Android |
| Ability to Export Settings | No | No | No | No | No | No | No | No | No |
Purchase | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Amazon | Link | Link | Link | Link | Link | Link | Link | Link | Link |
DCRainmaker | Garmin Forerunner 10 | Garmin Forerunner 110 | Garmin Forerunner 210 | Garmin Forerunner 305 | Garmin Forerunner 310XT | Garmin Forerunner 405 | Garmin Forerunner 410 | Garmin Forerunner 610 | Garmin Forerunner 910XT | | Review Link | Link | Link | Link | Link | Link | Link | Link | Link | Link |