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Brooks Women’s Adrenaline GTS 24 Supportive vs Under Armour Women's Charged Assert 9, Black/White, 8.5 US

Updated August 2026 — Brooks Women’s Adrenaline GTS 24 Supportive wins on price and cushioning, Under Armour Women's Charged Assert 9, Black/White, 8.5 US wins on weight and breathability.

The Brooks Women’s Adrenaline GTS 24 offers superior cushioning and support, making it ideal for serious runners, while the Under Armour Women’s Charged Assert 9 is a budget-friendly option for casual runners.

Why Brooks Women’s Adrenaline GTS 24 Supportive is better

Cushioning

Brooks features nitrogen-infused DNA Loft v3 cushioning.

Support

Brooks has the Guiderails Holistic Support System.

Long-distance

Brooks is designed for long-distance comfort.

Why Under Armour Women's Charged Assert 9, Black/White, 8.5 US is better

Price

Under Armour is $41 cheaper.

Weight

Under Armour is lighter and more flexible.

Breathability

Under Armour has a more breathable mesh upper.

Overall score

Brooks Women’s Adrenaline GTS 24 Supportive
85
Under Armour Women's Charged Assert 9, Black/White, 8.5 US
75

Specifications

SpecBrooks Women’s Adrenaline GTS 24 SupportiveUnder Armour Women's Charged Assert 9, Black/White, 8.5 US
BrandBrooksUnder Armour
ModelAdrenaline GTS 24Charged Assert 9
Price$98.95$57.95
CushioningDNA Loft v3Charged Midsole
SupportGuiderailsReinforced Overlays

Dimension comparison

Brooks Women’s Adrenaline GTS 24 SupportiveUnder Armour Women's Charged Assert 9, Black/White, 8.5 US

Price Comparison

The Brooks Women’s Adrenaline GTS 24 is priced at $98.95, while the Under Armour Women’s Charged Assert 9 is significantly cheaper at $57.95. This means the Under Armour model is about 41% less expensive than the Brooks option. When considering running shoes, price is often a major factor for many consumers. The Brooks model may appeal to those looking for advanced features and technology aimed at providing support and comfort, but the Under Armour option offers a budget-friendly alternative without sacrificing essential functionality.

Comfort and Cushioning

Comfort is a crucial aspect of running shoes, and the Brooks Women’s Adrenaline GTS 24 excels in this area with its nitrogen-infused DNA Loft v3 cushioning. This technology provides a plush ride that adapts to the runner's stride, ensuring a smooth experience over long distances. In contrast, the Under Armour Women’s Charged Assert 9 features a Charged midsole that focuses on delivering balanced impact protection, making it suitable for newer runners. While both shoes offer cushioning, the Brooks shoe specifically targets long-distance comfort, which might make it more appealing to serious runners.

Breathability

The Under Armour Women’s Charged Assert 9 is designed with a lightweight mesh upper that enhances airflow, keeping feet cooler during runs and workouts. This breathable design is particularly beneficial for warm-weather activities. The Brooks Women’s Adrenaline GTS 24 also features an engineered air mesh upper, providing breathability and stretch while ensuring a comfortable fit. Both shoes prioritize breathability, but the Under Armour model may have a slight edge in terms of airflow due to its lightweight construction.

Support System

Support is a standout feature of the Brooks Women’s Adrenaline GTS 24, which integrates the Guiderails Holistic Support System. This innovative technology helps to maintain natural motion while preventing excessive movement, making it ideal for those who need extra stability during runs. The Under Armour Women’s Charged Assert 9 offers midfoot support through reinforced overlays, which help keep the foot centered. While both shoes provide support, the Brooks model is specifically engineered for holistic body support, making it suitable for runners with specific stability needs.

Weight and Flexibility

The Under Armour Women’s Charged Assert 9 is designed to be lightweight, which enhances its flexibility during runs. This can be particularly advantageous for casual runners looking for a shoe that won’t weigh them down. The Brooks Women’s Adrenaline GTS 24, while also lightweight due to its advanced materials, prioritizes cushioning and support, which may slightly increase its weight. Runners should consider how much they value flexibility versus support when choosing between these two options.

Traction and Outsole

The traction provided by a shoe's outsole is essential for safe running, especially on varied surfaces. The Under Armour Women’s Charged Assert 9 features a rubber outsole with a flexible tread pattern designed to increase traction and enhance natural movement on pavement or treadmills. Meanwhile, the Brooks Women’s Adrenaline GTS 24 has a newly designed outsole that promotes smooth transitions, focusing on providing a seamless running experience. Both shoes excel in their respective designs, but the Under Armour model might offer more grip for casual runners navigating different terrains.

Style and Aesthetics

When it comes to style, the aesthetics of each shoe cater to different preferences. The Brooks Women’s Adrenaline GTS 24 is available in a sleek black color scheme that appeals to those who prefer a classic look. In contrast, the Under Armour Women’s Charged Assert 9 comes in a black and white combination that offers a sporty and modern feel. Ultimately, the choice will depend on the consumer's personal style, but both shoes are designed to appeal to active women.

Which should you buy?

Choosing between the Brooks Women’s Adrenaline GTS 24 and the Under Armour Women’s Charged Assert 9 ultimately depends on your specific needs and budget. If you prioritize advanced cushioning, support, and a shoe designed for long-distance runs, the Brooks model may be worth the investment at $98.95. However, if you're looking for a budget-friendly shoe that still offers comfort and breathability for shorter runs or workouts, the Under Armour option at $57.95 is a solid choice. Each shoe has its strengths, so consider your running habits and preferences before making a decision.