Nautilus U614 Upright Bike Review

Our team of experts independently purchase, test, research, and recommend the top products; you can learn more about our review process here. We may receive commissions on purchases made from our chosen links. learn more

Nautilus U614 Upright Bike Review

Nautilus U614 Upright Stationary Exercise Bike is a sturdy, well-built and more than a basic exercise bike offered by Nautilus for different user levels from beginners to intermediaries. It has almost everything that an average fitness enthusiast could ask for to enjoy a low impact cardio workout at home.

Making it a very good Home Exercise Bike. It has magnetic resistance up to 20 levels, belt drive, Dual Track LCD display, 22 workout programs inclusive of 2 user-profiles, comfortable seat and pedals, adjustable handlebars and a console loaded with user-convenient elements like media shelf and water bottle holder etc.

It comes with a wide tubular frame that is strong enough to handle the user weight up to 300 pounds. It features a high-speed, high-inertia drive system with a weighted flywheel to offer the smooth and quiet, friction-free ride to its users, the Upright Bike comes with transport wheels.

To help the users move the trainer around comfortably and also store easily after every day’s operation. The sturdy and wide tubular frame is strong, durable and protected for long years with a 10-year warranty.

With unmatched quality and reliability, Nautilus U614 Upright Stationary Exercise Bike is a great value for the price under $300. Check a detailed Nautilus U614 Upright Stationary Exercise Bike Review 2021 below.

Best Suited to Whom?

Cycling being one of the best exercising ways, many of the fitness enthusiasts try to find a perfect cycling bike for their home use.  Nautilus brand U614 Upright Bike, the entry-level exercise bike is packed with user-friendly features and delivers a great workout performance providing all the comfort and support required for the beginner users.

The affordable Upright Bike is sturdy and has a capacity to take user weight up to 300 lbs. With 22 pre-set workout programs and a price below $300, it can be afforded by a large number of fitness trainees easily.

Nautilus U614 Upright Bike Assembly, Design and Build Quality


Like all other Nautilus Trainers, even U614 Upright Bike has a very easy and simple Assembly process because the frame and the main components come already assembled. The users will have to attach the other parts like the console, handlebars, pedals, seat, stabilizers, and water bottle holder etc.

A detailed instruction Manual carrying a step-by-step process is provided with the item and users can follow the same comfortably.

Design and Build Quality

The Upright Exercise Bike is designed with a wide tubular frame which is strong and well-built. Also, it features a high-inertia drive system that has a perimeter weighted flywheel for easy start up and can provide high-speed while offering smooth rides.

The trainer offers great comfort to the users with a Seat post system allowing the users with easy seat exchange.  It comes with padded seats and adjustable handlebars to increase the comfort level offered.

It has the pedals with standard pushing and straps to allow the users to keep the feet in position without slipping off during the workout.

Nautilus U614 Upright Bike Features


This Upright Bike comes with a padded and contoured seat that offers a comfortable ride to all its users. The trainer incorporates Seat post system allowing the users to exchange the seat easily.


The console comes with two display screens to exhibit the workout data. The console has the adjustable handlebars with ergonomically placed pulse grips and 22 pre-set programs allowing the users to choose their preferred program based on the fitness goal. It allows users to create and define two custom programs.

Magnetic Brake

This Upright bike comes with the magnetic resistance using Eddy Current Braking System and has resistance up to 20 levels offering users with a wide range of options for intense workouts.

Drive Type

Nautilus U614 Upright Bike has a belt drive with the high-inertia drive system. It features a perimeter weighted flywheel which delivers operation without much friction and offers a smooth and quiet workout.

Heart Rate Monitoring

The Upright Stationary Exercise Bike has contact pulse grip sensors located at the handlebars to allow the users to monitor their heart rate and control it during the workout. However, unlike U616 Upright Bike and U618 Upright Bike, this does not have telemetry capability to measure the heart rate.


Nautilus U614 Upright bike is sturdy with a wide tubular frame and weighted flywheel and can support the user weight as high as 300 pounds.


The pedals of Nautilus U614Upright Bike come with a standard size pushing and straps that help the users keep their feet in right position throughout the workout without getting slipped off. It has a single piece crank to which the pedals are attached in order to provide a good base for pedaling.

Device Charger

The trainer has a USB charging port that can be used for charging the devices and also for transferring the workout data to Nautilus Connect fitness account. The port is good enough to provide a slow charge and save the devices from being drained up during the training.

Extra Features

Nautilus Upright Bike comes with a console loaded with extra features like Dual Track LCD for display, water bottle holder, 3-speed cooling fan, built-in speakers etc making the training experience pleasant and comfortable to its users

Nautilus U614 Upright Bike Workout Programs

Pre Set Workout Programs: Nautilus U614 Upright Bike comes with 22 pre-set workout programs offering a good number of choices to opt from to all its users in achieving their fitness goal. The workout programs include 9 workout profile programs, 8 heart rate control programs, 2 fitness test programs, 1 quick program and 2 custom programs facilitating.

The users to save and store the program for future sessions. The pre-set programs offer enough challenging workout options to users such as fun rides, mountains, challenges, heart rate control, and fitness

Nautilus U614 Upright Bike Warranty

Nautilus U614 comes with an average warranty providing industry-average protection to the machine. It provides a 10-year warranty on frame, a 2-year warranty on parts, a 1-year warranty – on electronics, and just a 90-day warranty on labor.

Nautilus U614 Upright Bike Pros and Cons


  • Strong and Well-built
  • Exchangeable and Padded seat
  • Adjustable handlebars
  • Pedals with strap
  • 20 levels Magnetic Resistance
  • 22 workout programs
  • Good range of accessories
  • User-convenient console
  • Low maintenance
  • Easy assembly


  • No Lifetime Warranty on frame
  • No high-resolution display
  • Heart rate monitoring system is not up to the mark


Nautilus Upright Bike is convincingly compact, sturdy, quiet and user-friendly exercise bike that can be used by both the first-timers as well as the experienced users to enjoy a low-impact cardio workout. Packed with great features like 20 levels of resistance, 22 pre-set workout programs, adjustable handlebars, padded seats etc.

it is a high-performing Upright Bike and one of the few Upright Exercise Bikes that offer great value for a low price. If you are looking for a good-performing indoor bike with a medium-level exercising routine in mind, then Nautilus U614 could be a great option. In fact, it is arguably one of the best Upright Stationary Bikes under $300.