The direct confrontation everyone was waiting for: adidas Ultraboost 5 or Ultraboost 5X, which model best suits your needs?

Gorka Sedano
Journalist and popular runner
Posted on 18-10-2024

Don't deny it, just like us, you were looking forward to their release. Once again, the adidas staff has surprised us again, because instead of one new update we get two: adidas Ultraboost 5 and adidas Ultraboost 5X. They are practically the same, and placed side by side it's hard to appreciate the differences between them. But know that there are differences. That's our main mission in this RUNNEA Magazine article: What are their differences?

But you also know that we always like to go one step further, and we try to give you the answer to the question: which of these two top-of-the-line running shoes is the best choice for you? We compare the two models in detail to help you decide which one best suits your needs and preferences. But we also highlight their evolution, similarities, differences and, of course, when you should choose one or the other, so lace up and join us on this tour!

Evolution of the adidas Ultraboost series

If you are reading these lines is because you are a loyal follower of this line of running shoes, so you know that the Ultraboost series has been a benchmark since the launch of its first model. Known for their combination of style and performance, they have won a place in the hearts of many runners, even those who love sport and urban fashion.

Now, with the arrival of the new adidas Ultraboost 5 and adidas Ultraboost 5X, the German brand presents two versions so that you have all the necessary arguments to make a quantitative and qualitative leap in your performance as a popular runner.

The particular detail of the Ultraboost family is that they were originally conceived to optimize and improve running performance, but they quickly became a design icon that transcended beyond the asphalt. Its midsole with the applied Boost technology revolutionized cushioning, but also being able to offer an unprecedentedly good energy return.

Needless to say, with each new version, adidas product developers have refined and improved the Ultraboost, incorporating technological advances and adapting to the most current needs of runners. Last year, on its 10th anniversary, the Ultraboost received a complete makeover, introducing the Light Boost, a lighter and more reactive version of its famous foam. How could we not tell you about the best-selling adidas Ultraboost Light.

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Now, in 2024, the German brand has outdone itself again, and surprises us with two versions: the Ultraboost 5 and the Ultraboost 5X. Bothshare the essence of the series but are designed to meet different preferences and running styles.

Commonalities of the adidas Ultraboost 5 and adidas Ultraboost 5X

Before we dive into the differences between the two models, it's important to highlight what these two daily trainingshoes from adidas have in common:

Light Boost cushioning.

Both incorporate the latest evolution of adidas' cushioning technology, the Light Boost v2 material. This material provides a greater amount of foam in the midsole, offering a softer ride with excellent energy return.

In this strategic point of the shoe, the important fact is that this midsole made with Light Boost foam increases the feeling of running more protected with the inclusion of 9 millimeters more of this compound both in the front and in the back of the shoe. Thus, the drop is the same in Ultraboost 5 and Ultraboost 5X, namely 10 millimeters, as well as heel heights of 39mm. in the heel and 29mm. in the forefoot.

Be clear that all this generous amount of foam is arranged to effectively absorb impacts, and thus increase the protection of your joints, regardless of the distance and running rhythms. In addition, adidas also claims that the Ultraboost series now offers up to 2 more energy return compared to the previous version of the adidas Ultraboost Light.

Redesigned Primeknit upper.

These two latest versions of the Ultraboost shoes feature an updated Primeknit upper, which offers a comfortable fit and adapts to the natural movement of the foot. This woven material provides a second-skin feel, keeping the foot secure and comfortable.

Effective Torsion System

Not forgetting the strategic heel area, both options feature a molded support piece for structure and stability, while the signature Torsion System underfoot ensures an efficient heel-to-toe transition.

Continental outsole, a guarantee

On the other hand, both the Ultraboost 5 version and the Ultraboost 5X version maintain the collaboration with Continental, including a rubber outsole that offers excellent traction and durability on a variety of surfaces.

Focus on performance

As we told you, the Ultraboost has always been appreciated for its style and for being trendy in the lifestyle segment. However, these versions of adidas ' most iconic saga reinforce its commitment to running performance, incorporating improvements that benefit runners of different levels.

Price

We know that price is an important factor in your final purchase decision. Both adidas Ultraboost shoes are at the high end of the three-stripes brand, reflecting the quality and technology they incorporate. Their retail price is located at 180€, although you can use our RUNNEA price comparator to get the best discount online.

Main differences between the adidas Ultraboost 5 and the adidas Ultraboost 5X

Now, let's see how these adidas Ultraboost 5 and adidas Ultraboost 5X differ and how these variations can influence your choice:

Weight

  • adidas Ultraboost 5: It weighs around 292 grams. This weight, while not excessive, is higher than the 5X. For many runners, this additional weight adds a sense of solidity and stability to every mile they run.
  • adidas Ultraboost 5X: At 275 grams, it is noticeably lighter. This 10% reduction in weight (17 grams less) can make all the difference for those looking for more agility and less fatigue on long distance runs.

Upper design and breathability

  • adidas Ultraboost 5: Retains the classic adidas three stripes in the form of plastic plates in the midfoot. This reinforcement element provides lateral support but may slightly limit the breathability and flexibility of the upper.
  • adidas Ultraboost 5X: Removes this plastic element from the midfoot, integrating the three stripes directly into the upper fabric. A technological improvement that improves breathability by increasing airflow, while offering better flexibility and adaptability to the anatomy of the foot.

Design and performance approach

  • adidas Ultraboost 5: Combines classic elements with modern improvements. It's a versatileshoe, ideal for both running and everyday use thanks to its iconic style and comfort.
  • adidas Ultraboost 5X: Designed with a more performance-focused approach. The elimination of unnecessary elements and the simplification of support make it more efficient for runners looking to improve their performance on asphalt.

Fit and comfort

  • adidas Ultraboost 5: Offers a roomier fit, ideal for those who prefer more toe room or have wider feet. Plastic reinforcement in the midfoot area adds more lateral stability.
  • adidas Ultraboost 5X: Having a more minimalist upper, it provides a more snug and personalized fit. This can be beneficial for runners looking for a "glove-like" feel and more connection with the shoe at every step.

You should buy the adidas Ultraboost 5 if...

  • You're looking for versatility and classic style: If you want a shoe that looks great for both your workouts and your day-to-day running, the adidas Ultraboost 5 is perfect.
  • You prefer a stable feel: The slightly heavier weight and plastic midfoot reinforcement provide a secure and supportive feel with every step. If you tend to need more stability in the midfoot, the midfoot structure will give you that extra boost you need.
  • You enjoy the legacy of the Ultraboost: If you're a fan of the previous editions and love the classic aesthetic with the prominent three stripes, this model maintains that essence.

You should buy the adidas Ultraboost 5X if...

  • You prioritize lightness and agility: If you're looking for a lighter running shoe that allows you to move faster and with less effort, the adidas Ultraboost 5X will be the right choice.
  • You want maximum breathability: The "cage-free" design and more refined upper allow for better ventilation, keeping your feet cool during even the most intense workouts.
  • You prefer a tighter fit: If you like the shoe to fit like a second skin, offering a better connection to the ground, this Ultraboost 5X is the ideal choice.

adidas Ultraboost 5 and Ultraboost 5X, shoes recommended by RUNNEA

At RUNNEA, we're always looking to offer you the best options for your training and racing. After testing both adidas daily training shoes, we can say that the German company has managed to create two models that meet different needs, while maintaining the quality and performance that characterizes the brand.

Pros of the latest versions of the adidas Ultraboost series

  • Exceptional cushioning: Light Boost foam offers a soft and responsive experience, ideal for absorbing impact and returning energy with every step.
  • Superior comfort: Primeknit upper provides a comfortable and adaptive fit, avoiding pressure points.
  • Durability and grip: Continental outsole ensures traction on a variety of surfaces and a longer lifespan.

Cons of the latest versions of the adidas Ultraboost series.

Having said that, our final verdict is that they may not be the lightest running shoes on the market, if we are talking about top of the range running shoes in cushioning. Although the Ultraboost 5X has reduced weight, if you're looking for an ultralight shoe for sprinting competitions, you might want to consider other options. They are not made for fast running.

If you want a shoe that combines the best of both worlds, with a classic design and extra support, the adidas Ultraboost 5 will be your right choice. If you prefer a lighter shoe with increased breathability and a focus on performance, the adidas Ultraboost 5X will be your faithful companion to achieve your goals.

At RUNNEA, we recommend you try them out and feel the difference for yourself. After all, the best shoe is the one that adapts to your needs and makes you enjoy every camino, so get going and find out which one is yours: adidas Ultraboost 5 or adidas Ultraboost 5X!

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