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|NordicTrack T 6.5 Si||ProForm SMART Performance 400i|
|Motor Size||2.6 CHP||2.5 CHP|
|Running Area||20” W x 55” L||20” by 55”|
|Weight Capacity||300 lbs||300 lbs|
|Footprint In Use (W,L,H)||36” x 67.5” x 73”||35.5" x 73.25" x 59.75"|
|Footprint Folded (W,L,H)||35.5” x 39” x 65.25”|
|Incline Range||0% to 10%||0-10%|
|Max Speed||10 MPH||10 MPH|
|Treadmill Best For||Walking, Light Jogging||Walkers|
|Display||10” touchscreen||3” LCD|
|PreInstalled Workout Apps||20||18|
|Heart Rate Monitoring||EKG Grip Pulse||EKG handlebar grips|
|Water bottle cubbies||Yes||Yes|
|Warranties||Lifetime frame and motor, 1-year parts and labor||Lifetime frame, 25-year motor, 1-year parts and labor|
|Belt||Commercial Tread Belt||2-ply|
|Roller Size||1.9” Non-Flex rollers||1.9” rear|
|Cushioning||FlexSelect cushioning||ProShox™ Cushioning|
|Customer Support||Email, live chat, phone||ProForm has multiple ways to provide support for their customers. There is a live chat function on their website, a help request form, phone support and email options available to answer customer questions|
|Return Policy||30-day trial||ProForm offers a 30-day trial period which you can return your product for a full refund, minus a 10% restocking fee. If your product is damaged or defective, you do not have to pay the restocking fee.|
Which is better? Comparison of NordicTrack T 6.5 Si VS ProForm SMART Performance 400i 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.