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Product Comparison Calculator

How to find the right product for you

This Product Comparison Calculator will allow you to compare products in one of two ways. Choose from the two dropdown menus below to auto-populate the product boxes with results, or click on the product boxes to activate your own personalized choices. Once the product boxes are shaded per your liking, click the “COMPARE NOW” button to retrieve a customized product comparison graph.

Currently there are eight product types:

– Watches (and bike computers!!!!)
– Trainers (for cycling indoors)
– Activity monitors (things like Fitbits and step counters)
– Power meters (for cycling)
– Action Cams (things like GoPro’s and the like)
– Heart Rate Sensors (Straps and Optical sensors that measure HR)
– Trainer Apps (for cycling indoors on trainers)
– Drones (primarily sport focused options)

For trainers, the focus is primarily on computer-integrated trainers that provide resistance control. Additionally, like the watches I only include units that I’ve personally reviewed and/or used.

Select product use/budget for a comparison from the drop down menus:

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Note: While many running watches have a basic bike mode, only running units that are multi-sport focused are also included in the bike-only results (in addition to bike-specific units). Hiking units are those that include a Barometric Altimeter, Magnetic Compass and navigational functions.

Or select products for comparison by clicking the product boxes below:

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Adidas Smart Run GPS
Apple Watch SE (2nd Gen)
Apple Watch Series 2 & Nike+ Edition
Apple Watch Series 3
Apple Watch Series 4
Apple Watch Series 5
Apple Watch Series 6
Apple Watch Series 7
Apple Watch Series 8
Apple Watch Series 9
Apple Watch Series SE
Bia GPS
Bryton Cardio 60 Multisport Watch
COROS APEX
COROS APEX 2 (Base)
COROS APEX 2 Pro
COROS APEX Pro
COROS Pace 2
COROS Vertix
COROS Vertix 2
CycleOps Joule 2.0 (Original)
CycleOps Joule GPS
Epson ProSense 307
Epson SF-810
FINIS Swimsense
Fitbit Ionic
Fitbit Sense
Fitbit Surge
Fitbit Versa
Fitbit Versa 3
Fitbit Versa Lite
Garmin Edge 1000
Garmin Edge 1030
Garmin Edge 1030 Plus
Garmin Edge 130
Garmin Edge 130 Plus
Garmin Edge 20
Garmin Edge 200
Garmin Edge 25
Garmin Edge 500
Garmin Edge 510
Garmin Edge 520
Garmin Edge 520 Plus
Garmin Edge 530
Garmin Edge 705
Garmin Edge 800
Garmin Edge 810
Garmin Edge 820
Garmin Edge 830
Garmin Edge Explore
Garmin Edge Explore 2
Garmin Edge Touring (Normal)
Garmin Edge Touring (Plus)
Garmin Enduro
Garmin Enduro 2
Garmin Epix
Garmin Epix (Gen 2)
Garmin Epix Pro Series
Garmin Fenix
Garmin Fenix 5 (5/5S/5X)
Garmin Fenix 5 Plus
Garmin Fenix 5 Plus (5/5S/5X)
Garmin Fenix 5S Plus
Garmin Fenix 5X Plus
Garmin Fenix 6 Pro Solar Series
Garmin Fenix 6 Series
Garmin Fenix 6S Pro Solar
Garmin Fenix 7 Pro Series
Garmin Fenix 7 Series
Garmin Fenix2/Fenix2 SE
Garmin Fenix3
Garmin Fenix3 HR
Garmin Forerunner 10
Garmin Forerunner 110
Garmin Forerunner 15
Garmin Forerunner 165
Garmin Forerunner 210
Garmin Forerunner 220
Garmin Forerunner 225
Garmin Forerunner 230
Garmin Forerunner 235
Garmin Forerunner 245
Garmin Forerunner 25
Garmin Forerunner 255 Music
Garmin Forerunner 265
Garmin Forerunner 305
Garmin Forerunner 310XT
Garmin Forerunner 35
Garmin Forerunner 405
Garmin Forerunner 410
Garmin Forerunner 45/45S
Garmin Forerunner 55
Garmin Forerunner 60/70
Garmin Forerunner 610
Garmin Forerunner 620
Garmin Forerunner 630
Garmin Forerunner 645/645 Music
Garmin Forerunner 735XT
Garmin Forerunner 745
Garmin Forerunner 910XT
Garmin Forerunner 920XT
Garmin Forerunner 935
Garmin Forerunner 945
Garmin Forerunner 945 LTE
Garmin Forerunner 955 Solar
Garmin Forerunner 965
Garmin Instinct
Garmin Instinct Solar
Garmin MARQ Athlete
Garmin Swim
Garmin Swim 2
Garmin Tactix
Garmin Venu
Garmin Venu 2
Garmin Venu 2 Plus
Garmin Venu 3
Garmin Venu SQ
Garmin Venu Sq 2
Garmin Vivoactive
Garmin Vivoactive 3
Garmin Vivoactive 3 Music
Garmin Vivoactive 4
Garmin Vivoactive 5
Garmin Vivoactive HR
Garmin Vivosmart HR+
Garmin Vivosport
Hammerhead Karoo
Hammerhead Karoo 2
Leikr GPS
Lezyne Mega- XL GPS
Lezyne Mega-C GPS
Magellan Echo
Magellan Switch & Switch Up
Microsoft Band 2
Mio Alpha Optical HR Monitor
Motorola Motoactv
Nike+ GPS Sportwatch
O-Synce Navi2Coach
Polar A300
Polar Grit X
Polar Grit X Pro
Polar Ignite 2
Polar Ignite 3
Polar Ignite GPS
Polar M200
Polar M400
Polar M430
Polar M450
Polar M460
Polar M600
Polar Pacer Pro
Polar RC3
Polar RCX3
Polar RCX5
Polar Unite
Polar V650
Polar V800
Polar Vantage M
Polar Vantage M2
Polar Vantage V
Polar Vantage V2
Samsung Galaxy Active
SIGMA ROX 12 SPORT
Soleus 1.0 GPS
Soleus 2.0 GPS
Stages Dash
Stages Dash L50
Stages Dash M50
Suunto 3 Fitness
Suunto 5
Suunto 5 Peak
Suunto 7 Wear OS Watch
Suunto 9 Baro
Suunto 9 Peak
Suunto 9 Peak Pro
Suunto Ambit
Suunto Ambit2
Suunto Ambit2 R
Suunto Ambit2 S
Suunto Ambit3 Peak
Suunto Ambit3 Sport
Suunto Spartan Sport Wrist HR
Suunto Spartan Trainer Wrist HR
Suunto Spartan Ultra
Timex Cycle Trainer 2.0 GPS
Timex Global Trainer
Timex Marathon GPS
Timex One GPS+
Timex R300 GPS
Timex Run Trainer GPS 1.0
Timex Run Trainer GPS 2.0
Timex Run x20 GPS
Timex Run x50
TomTom Multisport
TomTom Multisport Cardio
TomTom Runner
TomTom Runner Cardio
TomTom Spark
TomTom Spark 3/Runner 3
Wahoo ELEMNT
Wahoo ELEMNT BOLT
Wahoo ELEMNT BOLT V2
Wahoo ELEMNT MINI
Wahoo ELEMNT ROAM
Wahoo ELEMNT ROAM V2
Wahoo RIVAL GPS Watch

Comparison Results:

Function/FeatureGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Copyright DC Rainmaker - Updated September 12th, 2021 @ 3:29 pm New Window
Price$499$499$279 ($329 for metal bezels)
Product Announcement DateMar 29th, 2017Jan 4th, 2017August 10th, 2017
Actual Availability/Shipping DateMar 29th, 2017Mar 31st, 2017August 30th, 2017
GPS Recording FunctionalityYesYesYes
Data TransferUSB/Bluetooth Smart/WiFiUSB & Bluetooth SmartUSB & Bluetooth Smart
WaterproofingYes - 50mYes - 100mYes - 50 meters
Battery Life (GPS)Up to 24hrs in GPS-on, up to 50hrs in UltraTrac GPSUp to 50 hoursUp to 30 hours
Recording Interval1S or SmartVariableVariable
AlertsVibrate/Sound/VisualSound/Visual/VibrateVisual/Vibrate
Backlight GreatnessGreatGreatGreat
Ability to download custom apps to unit/deviceYesNoNo
Acts as daily activity monitor (steps, etc...)YesSteps only (not distance/sleep)Yes
MusicGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Can control phone musicYEsNoNo
Has music storage and playbackNoNoNo
Streaming ServicesNo
PaymentsGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Contactless-NFC PaymentsNo
ConnectivityGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Bluetooth Smart to Phone UploadingYEsYesYes
Phone Notifications to unit (i.e. texts/calls/etc...)YesYesYes
Live Tracking (streaming location to website)YesNoNo
Group trackingYesNoNo
Emergency/SOS Message Notification (from watch to contacts)NoNoNo
Built-in cellular chip (no phone required)NoNoNo
CyclingGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Designed for cyclingYesYesYes
Power Meter CapableYEsYesYes
Power Meter Configuration/Calibration OptionsYesYesYes
Power Meter TSS/NP/IFYEsNoNo
Speed/Cadence Sensor CapableYEsYesYes
Strava segments live on deviceYesNoNo
Crash detectionNoNoNo
RunningGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Designed for runningYesYesYes
Footpod Capable (For treadmills)YEsYesYes
Running Dynamics (vertical oscillation, ground contact time, etc...)WITH RD POD, HRM-TRI OR HRM-RUN (NOT VIA OPTICAL HR)NoNo
Running PowerWITH RD POD, HRM-TRI OR HRM-RUN (or 3rd party Stryd/RunScribe)
VO2Max EstimationYesYesYes
Race PredictorYesNoNo
Recovery AdvisorYEsYesYes
Run/Walk ModeYesNoNo
SwimmingGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Designed for swimmingYEsYesYes
Openwater swimming modeYesYesYes
Lap/Indoor Distance TrackingYesYesYes
Record HR underwaterWITH HRM-TRI/HRM-SWIM (Not with optical HR)YesYes
Openwater Metrics (Stroke/etc.)YesYesYes
Indoor Metrics (Stroke/etc.)YesYesYes
Indoor Drill ModeYesNoNo
Indoor auto-pause featureNo (it'll show rest time afterwards though)NoNo
Change pool sizeYEsYesYEs
Indoor Min/Max Pool Lengths14M/15Y TO 150Y/M15m/y to 1,200m/y15m/y to 1,200m/y
Ability to customize data fieldsYesYesYes
Captures per length data - indoorsYesYesYes
Indoor AlertsYesNoNo
TriathlonGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Designed for triathlonYesYesYes
Multisport modeYesYesYes
WorkoutsGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Create/Follow custom workoutsYesNoNo
On-unit interval FeatureYEsYesYes
Training Calendar FunctionalityYesYesYes
FunctionsGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Auto Start/StopYEsYesYes
Virtual Partner FeatureYEsNoNo
Virtual Racer FeatureYesNoNo
Records PR's - Personal Records (diff than history)YEsNoNo
Tidal Tables (Tide Information)NoNoNo
Weather Display (live data)YesnoNo
NavigateGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Follow GPS Track (Courses/Waypoints)YesYesYes
Markers/Waypoint DirectionYEsYesYes
Routable/Visual Maps (like car GPS)NoNoNo
Back to startYesYesYes
Impromptu Round Trip Route CreationNoNoNo
Download courses/routes from phone to unitYesYesYes
SensorsGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Altimeter TypeBarometricGPSGPS
Compass TypeMagneticMagneticN/A
Optical Heart Rate Sensor internallyYesYesYes
SpO2 (aka Pulse Oximetry)No
Heart Rate Strap CompatibleYesYesYes
ANT+ Heart Rate Strap CapableYesNoNo
ANT+ Speed/Cadence CapableYesNoNo
ANT+ Footpod CapableYesNoNo
ANT+ Power Meter CapableYesnoNo
ANT+ Lighting ControlYesNoNo
ANT+ Bike Radar IntegrationYesNoNo
ANT+ Trainer Control (FE-C)NoNoNo
ANT+ Remote ControlNo (can control VIRB though)NoNo
ANT+ eBike CompatibilityNoNoNo
ANT+ Gear Shifting (i.e. SRAM ETAP)YEsNoNo
Shimano Di2 ShiftingYEsNoNo
Bluetooth Smart HR Strap CapableYesYesYes
Bluetooth Smart Speed/Cadence CapableYEsYesYes
Bluetooth Smart Footpod CapableYEsYes (+ Stryd Running Power Meter)Yes (+ Stryd Running Power Meter)
Bluetooth Smart Power Meter CapableYEsYesYes
Temp Recording (internal sensor)YEsYesNo
Temp Recording (external sensor)YesNoNo
SoftwareGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
PC ApplicationGarmin ExpressPC/MacPC/Mac
Web ApplicationGarmin ConnectSuunto MovescountSuunto Movescount
Phone AppiOS/Android/Windows PhoneiOS/AndroidiOS/Android
Ability to Export SettingsNoNoNo
PurchaseGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
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DCRainmakerGarmin Forerunner 935Suunto Spartan Sport Wrist HRSuunto Spartan Trainer Wrist HR
Review LinkLinkLinkLink