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Precor EFX 5.37 Review

Precor EFX 5.37 Elliptical

The Precor EFX 5.37 is one of the most expensive ellipticals you’ll find and consequently you can expect to see commercial-grade parts and production.

The EFX 5.37 elliptical delivers CrossRamp incline (15 to 40 degrees), convertible handlebars, 20 resistance levels and SmartRate advanced metrics.

Additionally, the Precor EFX 5.37 features LED display, heart rate monitoring and quick controls. The elliptical is top notch in terms of performance and also low-impact on muscles and joints.

Read our full review of the Precor EFX 5.37, below̷


Model Precor EFX 5.37

Our custom rating considers all of the elliptical's features, specs, warranties, and 100's of user & expert reviews, to save you time!

List Price

Suggested retail price, typically higher than the price you'll pay with our recommended retailers.

Best Price

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Resistance is what determines calories burned per stride. The more levels, the more precisely you can control the difficulty.

20 Levels
Resistance Type

The type of resistance affects the performance of your elliptical. Magnetic and Eddy-Current are the most common types.

Stride Length

Stride Length is important for comfort and smooth strides. A stride length of 18-21 inches is ideal for most heights (5'3 - 6'7).

21" - 24.5"

Elliptical pedals can be cushioned and adjustable for maximum comfort and minimum impact on joints for injury prevention.

Heavy Duty Plastic

Some elliptical trainers can be set at an incline to increase difficulty and burn more calories.

15 - 40%

The flywheel controls the smoothness and resistance of your workout. In general, the higher the better.


Elliptical Programs allow you to complete a workout with changing speeds and inclines, without changing anything manually.

User Profiles

For each profile the elliptical allows, you can create a custom user account with saved programs and goal settings.

4 Users
Heart Rate

Heart Rate programs allow you to track how many times your heart is beating per minute (bpm), and some control the workout for you.

Pulse Grips
& Chest Strap

Elliptical Display refers to the screen you'll look at to monitor workouts. LED and LCD displays are similar to TV screens.

Green LED
Max. Weight

Max User Weight is the amount of weight, in pounds (lbs), that it can safely support, which can represent durability.


Dimensions are included to help you figure out if this elliptical will fit properly (Length x Width x Height and Height x Depth).

84" x 31" x 63"
Weight: 240 lbs
Upper Body

Most ellipticals have handles to hold while you're working out that provide an upper body workout.

Accessory Tray

Some ellipticals include an accessory tray for holding items such as water bottles, wallets, keys, or MP3 players like iPods.


Ellipticals that include a sound system allow you to listen to your MP3 player/iPod through built-in speakers (without headphones).

Cooling Fans

Cooling Fans are designed to help keep you cool during an intense workout on your elliptical.


Some ellipticals are designed to conserve space by folding up. This is a convenient option, but some features might be reduced.

Quick Controls

Quick Controls allow you to select speed, incline and even workout programs with the touch of a button (usually on the handles).


The warranty is an important part of your investment. The longer the warranty, the longer you can get free/discounted repairs.

Frame: Lifetime
Parts: 10 Years
Labor: 1 Year

Rating: 92.3%

Full Review

Quick Summary Rating: 92.3/100. Premium elliptical is versatile with the ability to move the handlebars or keep them fixed. Combined with CrossRamp incline and you have full control over what muscles you workout.


– Fixed or moving handlebars provide versatility
– CrossRamp offers variable and automatic incline
– Low impact EFX motion is kind to your body
– Advanced SmartRate metrics and user profile slots
– Reversible pedal rotation works to your needs
– Large LED screen which displays exercise data

– Workout programs (15) good but not great
– No mp3 compatibility or cooling fan
– Expensive treadmill is not in everyone’s price range


The Precor EFX 5.37 is the premium elliptical offered by the manufacture.

With 20 levels of Electromagnetic resistance the long stride length (21-24.5 inches) is a welcomed relief for users that have found other ellipticals do not properly fit their own body size or stride.

The Precor EFX 5.37 is designed to provide a smooth, natural workout motion that is also low-impact on your body.

Workout Programs

The Precor EFX 5.37 provides 15 preset workout programs.

Workout programs include: Aerobic Endurance Cross Trainer (2) Custom Gluteal (2) Heart Rate Hill Climb (3) Interval Manual (3) Weight Loss.

The Precor EFX 5.37 also presents four user IDs which allow you to enter and store personal preferences to quickly retrieve for future workouts.

The user IDs really come in handy when you share the treadmill with more than one other household member. The options key allows you to set additional metrics such as target heart rate to help you get a more effective workout.

Lastly, the Precor EFX 5.37 provides contact grips and telemetry heart rate monitoring, as well as SmartRate workout technology.

Elliptical Features

The Precor EFX 5.37 features patented adjustable CrossRamp technology. Here, you can alter the height of the elliptical path your foot travels, otherwise known as Variable Stride Geometry.

Variable Stride Geometry allows you to focus on a specific muscle group or all major lower-body muscle groups, so you can work the muscles you want, when you want. Incline is available on the Precor EFX 5.37 from 15 to 40 degrees.

The ramp is built out of precision extruded, anodized aluminum. W

hile the Precor EFX 5.21 only features fixed handlebars, the EFX 5.37 treadmill also provides moving handlebars. The two options give you two completely different ways to workout.

Patented, low-impact EFX motion is smooth and natural, providing the lowest rate of perceived exertion of any cardio exercise system, according to Precor. The patented motion allows your heels to remain in contact with foot pedals, reducing muscle and tendon stress.

The Precor EFX 5.37 delivers reversible pedal rotation for more workout variety.

Large LED Display tracks vital exercise data including calories, calories per minute, CrossRamp angle, distance, heart rate, strides per minute, vertical feet climbed and more.

Quick controls complete the lineup of specs.

The Precor EFX 5.37 is not music ready and does not feature other extras like a built-in cooling fan.

Warranty & Guarantee

The Precor EFX 5.37 elliptical warranty and guarantee includes:

– Frame & Welds: Lifetime
– Parts & Wear Items: 10 Years
– Labor: 1 Year

For more information call (800) 786-8404.


The Precor EFX 5.37 is a major upgrade over the EFX 5.21 and really allows you target the muscle groups you want to workout.

A quality, solid all-around elliptical. Do you want a commercial-grade elliptical? Compare the Precor EFX 5.37 to other high-end elliptical.