Nautilus U614 Upright Bike Review

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With the Nautilus U614 Upright Bike, you’ll be able to reap all of the benefits of cycling without having to worry about the weather. With varying levels of difficulty, different accessories, and a set of speakers to listen to music or watch TV, your workout will be anything but dull.

Our Rating: 9.2/10

Nautilus U614 Upright Bike Review
4.0 rating based on 12,345 ratings
Overall rating: 4 out of 5 based on 3 reviews.
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Overview & Ratings

One of the most powerful ways to get in shape, increase stamina, strengthen your muscles and tone your legs is through cycling. It’s low-impact and easy on joints, which makes it a great workout option for almost anyone who wants to exercise.

But what about when you want to work out, but the weather isn’t exactly perfect and you can’t take out your bike?

Investing in a stationary exercise bike will give you all of the benefits of cycling without ever having to step outside. One great option is the Nautilus U614 Upright Bike. Smaller than most exercise machines, it’s compact enough to fit in the corner of any room and can be customized to fit people of different sizes, which makes it perfect for the entire family to use. This bike has a wide range of different programs and resistance levels, so you’ll never feel bored working out and will progress through continuous use.

Based on our extensive analysis, we rated this product 9.2/10.

To view more about the product and features it offers, you can check out the following video: Nautilus U614 Upright Bike Review.

Features and Specs



  • Product Size: 41.5 x 23 x 12.8 inches
  • Assembled Product Weight: 68.1lbs
  • Shipping Product Weight: 76lbs


Designed to help you achieve your goals, the Nautilus U614 Upright Bike has a wide range of impressive features that will maximize your workout. These include different exercise programs, varying levels of resistance, workout accessories, and the ability to view data to track your progress.

  • LCD DualTrack Display

    The Nautilus U614 Upright Bike has a dual LCD Monitor that displays workout data to help users track their progress. It displays calories burned, time, distance, pulse, and RPM.

  • 22 Exercise Programs

    With 22 different exercise programs, it'll be hard to feel bored working out on this machine. You will be able to find a program that suits your individual preferences and workout objectives.

  • 20 Levels of Resistance

    The Nautilus U614 Bike has 20 different levels of resistance which makes it perfect for users of different fitness levels to use. You can add resistance to increase the difficulty of your workout as you progress through regular use.

  • Heart Rate Sensors

    With censored handle grips that automatically measure your pulse as you grab on, users can track their heart rate as they exercise and strive to hit their target zone.

  • Speakers and MP3 Input Port

    This bike has an MP3 input, designed for users to plug in their devices and listen to music or watch TV. There are also built-in speakers that will play your media out loud.

  • Cooling Fan

    The Nautilus U614 Upright Exercise Bike comes with a built-in three-speed fan that will give you a cooling effect throughout your workout, which will come in handy as you work up a sweat.

  • Media Tray

    If you want to read a book or watch TV through your device as you work out, the Nautilus U614 Upright Bike has a built-in media tray that will allow you to do exactly that. Located directly across from you, you can put down your device and stay entertained as you get in shape and work out hands-free.

  • USB Port

    With a built-in USB port, you won’t need to worry about your battery dying in the middle of your workout. You will be able to charge your device even while you're listening to music or watching something on it. You can also transfer your workout data to Nautilus Connect or My Fitness Pal to track, analyze, and share your progress with others.

  • Warranty

    The U614 Upright Bike has a 10-year warranty for the frame, 2 years for parts, 1 year for electronics, and 90 days for labour.

  • Shipping & Assembly

    Retailers offer free shipping to customers throughout the United States. This product is not eligible for international shipping.
    The Nautilus U614 comes with a detailed set of easy-to-follow instructions, which will lead users through a series of 10 steps.

Our Likes

There are certainly a lot of great things that can be said about the Nautilus U614 Upright Bike. It is strong and high quality, offers a range of accessories that will enhance your workout, and is designed to fit users of varying shapes and sizes who weigh up to 300 lbs.

Our Dislikes

While Nautilus U614 Reviews are generally positive, there are a couple of factors that customers should take into consideration prior to investing in a stationary bike.

  • This bike has a relatively short cord of 4 feet which must be plugged into the front of the machine, so you may have to position the bike along the wall, beside an outlet. Alternatively, you could purchase an extension cord for just and place the Nautilus U614 Upright Bike in front of the TV, in the corner, or wherever you would like.

  • Although the seat is padded and contoured, some users do find it to be a little uncomfortable when working out for extended periods of time. Luckily, this issue is easy and inexpensive to fix. Many users buy this soft gel padded seat cushion on for under , and use it on the Nautilus U614 Upright Bike. It’s made out of thick gel padding and anti-slip material that will prevent unwanted movement. Alternatively, you could find a new seat to replace the original one with if you do not feel comfortable using it.

Our Verdict

Cycling is one of the most powerful ways to tone and strengthen your leg muscles, increase stamina levels, and get in shape. The Nautilus Upright Bike is an exercise machine that is suitable for people with different fitness levels, physical conditions, ages, and lifestyles.

Not only does this stationary bike have many selling features, but it is fast and easy to set up, it’s strong and sturdy, and it’s compact so it won’t occupy too much space. The U614 is suitable for people of varying heights and sizes to use and can be adjusted to your comfort. With many workout programs and ways to track your progress, the Nautilus U614 Upright Exercise Bike will certainly help you achieve your fitness goals. Nautilus have excellent customer service and will be happy to help if you have any questions or concerns. They even have a long warranty that is incomparable with other bikes in this price range. Also check out Best Exercise Bike Reviews – Stationary Upright Exercise Bike 2018.

This is an incredible bike that is offered for a very affordable price. Considering the high value you receive for the low price that you pay, we give the Nautilus U614 Upright Bike a final score of 9.2/10.

Price & Shop

In Stock
* lists the Nautilus Upright Bike for $ and offers free shipping throughout the United States. With all of this in mind, Nautilus has frequent sales for many of their products, so be sure to check Amazon for the latest deals. This bike is also eligible for Amazon Prime.

Question & Answers

  • Q. I am 6’4. Will I be able to use this bike?

    A. Yes. The Nautilus U614 Upright Bike is highly adjustable so it will work well for users of different heights and sizes.

  • Q. What is the maximum user weight?

    A. 300lbs.

  • Q. What are these numbers on the panel?

    A. The Nautilus U614 Upright Bike has different levels of resistance that you can choose from to change the difficulty of your workout. The numbers are levels ranging from lowest to highest difficulty. 1 is the lowest and 20 is the highest.

  • Q. Will it be difficult to move the Nautilus U614 Upright Bike once it’s assembled?

    A. No! The bike is light enough to move around, and it comes with transport wheels that roll very smoothly.

  • Q. Does the Nautilus U614 Upright Bike run on batteries?

    A. No. The bike can be powered by plugging it into a wall outlet.

  • Q. Do I have to adjust the resistance myself, or will it automatically change while I exercise?

    A. If you’re following a pre-set program then the resistance levels will automatically change for you. If you’re exercising without following a program, then you will need to manually adjust the resistance levels yourself.

  • Q. Does the Nautilus U614 Upright Bike have to be plugged into a wall for it to work?

    A. Users can pedal without powering the bike. To change the resistance, use the programs, or display data on the LCD monitors, you must plug the bike in.

User Reviews Write a Review

This is a fantastic bike

"After three months of use, I now only have 64 heartbeats per minute at 51 years old. This is a fantastic bike. It is very quiet and has many levels of resistance."
- Jon

Comfortable to use

"The Nautilus U614 Upright Bike is very stable and the seat is comfortable. It is quiet and setting up was easy. I love that I can play music with the USB and audio port."
- Gibson

Excellent product

"Recovering from a broken kneecap and hip injury at the age of 68, I love the U614. It has different exercise programs and levels of resistance that you can progress through, so you’ll never feel bored. This bike operates smoothly and quietly."
- Jerry W.

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Last updated on September 29th, 2020

Victoria Gimelfarb

Whether it’s running, working out, hiking, or checking out the latest health trends, Victoria believes in staying fit and living a healthy lifestyle. Victoria has recently completed her third year studying Marketing at the Ted Rogers School of Management in Toronto and has one year left until she graduates and receives her degree.