adidas Womens Swift Run White/White/Gold Metallic 7.5 vs Under Armour Women's Charged Assert 9, Black/White, 8.5 US
Updated August 2026 — Under Armour Women's Charged Assert 9, Black/White, 8.5 US leads on breathability and support.
The adidas Womens Swift Run offers a stylish design and comfort, while the Under Armour Women's Charged Assert 9 provides better affordability and breathability.
Why adidas Womens Swift Run White/White/Gold Metallic 7.5 is better
Price
adidas is more expensive
Design
adidas has a bolder colorway
Cushioning
adidas has EVA midsole cushioning
Why Under Armour Women's Charged Assert 9, Black/White, 8.5 US is better
Affordability
Under Armour is cheaper by 27%
Breathability
Under Armour features a breathable mesh upper
Popularity
Under Armour has a better sales rank
Overall score
Specifications
| Spec | adidas Womens Swift Run White/White/Gold Metallic 7.5 | Under Armour Women's Charged Assert 9, Black/White, 8.5 US |
|---|---|---|
| Brand | adidas | Under Armour |
| Model | Swift Run | Charged Assert 9 |
| Upper Material | Knit | Mesh |
| Midsole | EVA | Charged |
| Ankle Padding | No | Yes |
Dimension comparison
Price Comparison
The adidas Womens Swift Run is priced at $79.95, while the Under Armour Women's Charged Assert 9 is significantly more affordable at $57.95, making it about 27% cheaper. This price difference may be a key consideration for budget-conscious shoppers looking for quality running shoes. The adidas option does come with a slightly higher average sales rank of 14,676 compared to the Under Armour's 2,002, indicating a stronger popularity and potential customer satisfaction for the Charged Assert 9. For those who are mindful of their spending yet still desire a reputable brand, the Under Armour model presents a compelling choice.
Comfort Features
When it comes to comfort, the adidas Womens Swift Run boasts a soft knit upper designed for all-day wear, providing a flexible and comfortable fit. This shoe is specifically noted to run big, suggesting that buyers should consider purchasing half a size smaller for the best experience. In contrast, the Under Armour Women's Charged Assert 9 features a breathable mesh upper that promotes airflow, ensuring feet remain cool during runs. It also includes foam padding around the ankle for a plush step-in feel, making it a strong contender for those prioritizing comfort. Both shoes offer unique comfort features, but the Under Armour may appeal more to newer runners thanks to its cushioned ride.
Design and Aesthetics
The adidas Womens Swift Run showcases a sleek design in a striking white and gold metallic colorway that emphasizes style alongside functionality. Its modern look makes it versatile for casual outings beyond just running. Meanwhile, the Under Armour Women's Charged Assert 9 comes in a classic black and white color scheme that offers a more understated aesthetic. While both shoes have their unique visual appeal, the choice ultimately hinges on personal style preference, with the adidas option leaning towards a bolder statement and the Under Armour offering a more timeless look.
Performance During Workouts
In terms of performance, the adidas Womens Swift Run is designed for comfort with an EVA midsole that provides step-absorbing cushioning, making it suitable for various activities. However, the Under Armour Women's Charged Assert 9 excels in delivering a soft cushioned ride thanks to its Charged midsole, which is specifically engineered for impact protection. This makes it particularly advantageous for newer runners or those engaging in longer workouts. The Under Armour model's rubber outsole with a flexible tread pattern enhances traction and natural movement, potentially providing better performance on different surfaces compared to the adidas model.
Breathability and Temperature Control
Breathability is a notable feature of the Under Armour Women's Charged Assert 9, which incorporates a lightweight mesh upper designed to enhance airflow. This feature is critical for maintaining comfort during warm weather or intense workouts, as it helps keep feet cooler. Although the adidas Womens Swift Run's textile lining offers a soft feel, it may not provide the same level of airflow as the Under Armour shoe. For runners who often train in warmer conditions, the Under Armour model's breathability could be a decisive factor in their purchase decision.
Fit and Sizing Considerations
Sizing can significantly impact the running experience, and the adidas Womens Swift Run has a specific note indicating it runs big, encouraging shoppers to buy half a size smaller. This can lead to a more customized fit for some, but it may also introduce confusion for those unfamiliar with the sizing quirks. On the other hand, the Under Armour Women's Charged Assert 9 appears to offer a more standard fit, which may appeal to a broader range of customers. The emphasis on midfoot support with reinforced overlays in the Under Armour shoe could enhance stability, making it a suitable option for runners seeking a reliable fit during their activities.
Brand Reputation and Popularity
Both adidas and Under Armour are well-respected brands within the running shoe market. The adidas Womens Swift Run, with its higher price point, may attract buyers looking for a premium feel, while the Under Armour Women's Charged Assert 9, with its lower price and solid performance attributes, appeals to a different segment of consumers. The Under Armour model's bestseller rank of 2,002 indicates strong market performance, suggesting that many customers trust and prefer this shoe over the adidas model. For those prioritizing brand reputation alongside performance, the Under Armour option stands out due to its popularity and customer satisfaction.
Which should you buy?
The decision ultimately hinges on individual preferences and priorities. If you're looking for a stylish shoe with a premium feel and are willing to invest a bit more, the adidas Womens Swift Run could be the right fit. However, if affordability, breathability, and a comfortable fit are your primary concerns, the Under Armour Women's Charged Assert 9 emerges as a commendable choice. With its solid performance attributes and lower price point, it offers excellent value for those entering the running scene or seeking a reliable everyday shoe.

