Our Ratings are 4.78 Stars out of 5 Stars from 20,483 Reviews as of 5/23/22

Cybex R Series 50L Treadmill Review

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How long will the Cybex R Series 50L last?

The Cybex R Series 50L holds up to a resounding 400 lbs. weight capacity and almost a 7-foot-long footprint so you know this treadmill was designed with durability in mind. It is tailored toward commercial users and carries a low 7-year frame and motor warranty, 1 year mechanical and labor, and 6 months cosmetic warranty. As it was designed for commercial settings, with proper care and maintenance, moderate users should get a large number of years of performance from this treadmill.

Brief Overview

The Cybex research institute has been at the forefront of fitness equipment design for decades. With over 90 patents, their innovative products are durable, biomechanically correct, and based on scientific fitness facts on top of being designed to perform in commercial settings. The Series 50L is the basic unit in the Cybex R set and is not made with the budget conscious home user in mind.

Overall Quality

The Cybex R Series 50L is a high-performing, sleek machine that is good enough for beginners and seasoned runners alike. Engineered to ensure peak performance it has an incline of 15% with speed topping out at 14 mph - making this the perfect choice if you want to reach your fitness goals without sacrificing luxury. The suspension system has mixed intelligence with science and discovered the optimal running method incorporating a way to deflect impact and provide a softer landing while providing rigid support when launching into a sprint. It also offers interval zone training allowing users to change speeds at the simple touch of a button with up to 5 customizable settings. The Cybex R Series 50L comes with a bright easy to read LED display and has a TV integrated compatibility with an optional tv bracket and 15” TV. Included are 6 legacy Cybex workouts, quick start function, large buttons, wireless connectivity through LFconnect.com, and a function to help you track your workout through a QR code that routes you to the LFconnect app. There is an ample 20” x 61” track which will accommodate the beginning walker to the intense sprinter. You can also purchase a service wheel to help easily move the treadmill either at home or in the gym.

Things we like

  • commercial grade parts

Things we dislike

  • X
    low warranty
  • X
    large footprint


Dimensions 83"L x 36"W x 62.5"H (210 x 91.5 x 159 cm)
Speed Range 0.5 to 14 mph (0.8 to 23 kph)
Incline 0 to 15%
Belt 60"L x 22"W (152 x 56 cm)
Running Area 60"L x 21"W (152 x 52.5 cm)
Charging USB Port for Software Updates & Device Charging
Color Platinum Sparkle
Drive 4.0 HP (8.0 HP Peak) AC Motor
Heart Rate Monitoring Contact Ergo Handles
Max User Weight 400 lbs (181 kg)
Power 120V, 20A or 230V, 10A (Varies by Country) Outlet with Dedicated Line, Neutral, Ground Wires and Dedicated Circuit Breaker Japan
Entertainment Options MYE and Attachable TV Option for 50L Console
Safety Emergency Stop System and Safety Stop Pull Cord


Mechanical: 1 year Labor: 1 year Cosmetics: 6 months Frame and Motor: 7 years


We invite you to see our other treadmill reviews to help you narrow your search for your next fitness machine.


As it is designed with commercial settings in mind, if you choose the Cybex R Series 50L for your home you will have probably purchased one of the last treadmills you will have to in your lifetime. It is customizable and offers beginners to workout fanatics intense exercise capabilities. Keep in mind other treadmill manufacturers offer more in terms of technology, but you cannot beat the decades of scientific innovation that have gone into making the Cybex R Series 50L a high performing machine.