Merax 818 Folding Treadmill Review

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How long will the Merax 818 Folding last?

The Merax 818 Folding Treadmill has a solid metal and plastic design that weighs 101 lbs. after assembly and holds a moving workout weight of up to 240 lbs. max. It can be purchased on the Walmart website with either a 3- or 4-year option for coverage on mechanical and electrical failures along with customer support during times of issues. There is not any other indication of warranty so the lasting quality of this machine rests solely on the consumer and care taken before, during, and after exercise sessions.

Brief Overview

The Merax 818 Folding Treadmill is our 4th place Best Buy Winner in the $0 - $399 price range. It is a conglomeration of both plastic and metal and comes with a few amenities for those looking for a budget-friendly treadmill. The Merax 818 is a start up machine basically for those looking to walk their way to fitness health and are on the shorter and lighter end of humanity. This treadmill also has space saving options and is perfect for apartments or homes with smaller workout spaces.

Overall Quality

The Merax 818 Folding Treadmill has a shorter 16” x 50” workout area best suited for beginners or those looking at walking as the best sort of exercise. It has a 1.5 HP motor with a top speed of 7.5 MPH, which will be challenging for some. Manual manipulation sanctions a 3-level incline allowing the cardio building and fat burning to ensue.
Though the console of the Merax 818 is a bit rustic, it displays pertinent workout data along with quick touch buttons for speed and mode changes. There are also buttons for speed located on the handlebars for convenience. The Merax 818 has a few built-in programs that keep consumers on their toes and built in cushioning to help noise levels stay on the down low as well as keeping impacts less painful on extremities. Water bottles holders are handy as well as the integrated device holder for those who like to stream during exercise sessions.

Things we like

  • Foldable
  • Built in programs
  • Easy to use
  • Budget-friendly

Things we dislike

  • X
    No warranty
  • X
    Shorter running space
  • X
    Low powered motor


Dimensions 60.00 x 26.70 x 50.00 
Power Source Corded Electric
Maximum Weight 240 lbs.
Assembled Weight 101 lbs.
Speed Rating 7.5 mph
Maximum Incline Percentage 10
Tread Length 20” x 55”


The Merax 818 Folding Treadmill is our 4th place Best Buy Winner in the $0 - $399 price range. We invite you to see our other treadmill reviews to help you narrow your search for your next fitness machine.


The Merax 818 Folding Treadmill is one of many in this price category, so it is imperative that consumers research before purchasing to make sure the machine chosen is right for their needs. People starting their fitness journey and/or those needing to rehabilitate from an injury are best suited for this budget machine. In addition, warranties are important and add value to any fitness equipment though the Walmart protection plan along with the 90-day return policy are nothing to sneeze at when it comes to purchasing.