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|ProForm Boston Marathon 4.0||NordicTrack T 8.5 S|
|Motor Size||4.25CHP||3.5 CHP|
|Running Area||20” x 62”||20” W x 60” L|
|Weight Capacity||400 lbs||300 lbs|
|Footprint In Use (W,L,H)||37" x 64" x 74"||35.5” x 78.9” x 59.4”|
|Footprint Folded (W,L,H)||N/A||0|
|Incline Range||-6% to 20%||0-12%|
|Max Speed||15 MPH||12 MPH|
|Treadmill Best For||Joggers, Runners||Walkers, Joggers, Runners|
|Display||10” touchscreen||10” HD Touchscreen|
|PreInstalled Workout Apps||Marathon training programs||50|
|Heart Rate Monitoring||Wireless chest strap||EKG Pulse Grip|
|Water bottle cubbies||No||Yes|
|Warranties||Lifetime for frame, deck, and motor, 6 years on parts and electronics, 3 years on labor||Lifetime frame & motor, 5-year parts, 2-year labor|
|Belt||2-ply commercial belt||2-ply, commercial tread belt|
|Roller Size||2.5” front and back||1.9” front and back|
|Cushioning||Runners Flex™ Impact Control||FlexSelect Cushioning|
|Customer Support||As this treadmill is discontinued, the customer service is not through ProForm. Support will depend on the third-party company you purchase from||Email, phone, live chat|
|Return Policy||Depending on where you purchase this discontinues treadmill, you will be subject to their return policy||30-Day Guarantee|
Which is better? Comparison of ProForm Boston Marathon 4.0 VS NordicTrack T 8.5 S treadmills. Compare the characteristics of each product and make your choice. Below you can see the most important specifications that you should check before purchase.