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Brooks Women’s Adrenaline GTS 24 Supportive vs Brooks Women’s Glycerin 21 Neutral Running Shoe -

Updated August 2026 — Brooks Women’s Adrenaline GTS 24 Supportive leads on support and comfort.

The Brooks Women’s Adrenaline GTS 24 offers better support and value, while the Glycerin 21 excels in cushioning and comfort.

Why Brooks Women’s Adrenaline GTS 24 Supportive is better

Price

Adrenaline GTS 24 is $16 cheaper.

Support

Adrenaline GTS 24 provides better stability.

Sales Rank

Adrenaline GTS 24 has a higher sales rank.

Why Brooks Women’s Glycerin 21 Neutral Running Shoe - is better

Cushioning

Glycerin 21 offers supreme softness.

Fit

Glycerin 21 has a more flexible upper.

Transition

Glycerin 21 provides smoother heel-to-toe transitions.

Overall score

Brooks Women’s Adrenaline GTS 24 Supportive
85
Brooks Women’s Glycerin 21 Neutral Running Shoe -
78

Specifications

SpecBrooks Women’s Adrenaline GTS 24 SupportiveBrooks Women’s Glycerin 21 Neutral Running Shoe -
BrandBrooksBrooks
ModelAdrenaline GTS 24Glycerin 21
CushioningDNA Loft v3DNA Loft v3
Support TypeSupportiveNeutral
UpperAir MeshWarp Knit

Dimension comparison

Brooks Women’s Adrenaline GTS 24 SupportiveBrooks Women’s Glycerin 21 Neutral Running Shoe -

Overview of the Brooks Women’s Adrenaline GTS 24 and Glycerin 21

The Brooks Women’s Adrenaline GTS 24 is priced at $98.95, making it about 17% cheaper than the Brooks Women’s Glycerin 21, which retails for $114.95. Despite their price difference, both shoes cater to distinct running needs, with the Adrenaline GTS 24 focusing on support and stability, while the Glycerin 21 prioritizes cushioning and comfort. Understanding these differences can help runners choose the right shoe for their specific running style and requirements.

Target Audience

The Adrenaline GTS 24 is designed for runners seeking support during their runs, thanks to its innovative Guiderails Holistic Support System. This feature aims to keep excess movement in check, making it ideal for those who might overpronate. On the other hand, the Glycerin 21 targets runners who prefer a neutral support shoe with maximum cushioning. It offers a plush internal fit that caters to individuals looking for supreme comfort, making it an excellent choice for road running or cross-training.

Cushioning Technology

Cushioning is a standout feature in both models, but they use it differently. The Adrenaline GTS 24 incorporates nitrogen-infused DNA Loft v3 cushioning, delivering a soft, smooth ride that adapts to individual strides. This technology ensures lightweight comfort over long distances. Conversely, the Glycerin 21 also utilizes nitrogen-infused DNA Loft v3 cushioning but emphasizes supreme softness and stability with additional plushness. This makes the Glycerin 21 particularly appealing for those who prioritize comfort over support during their runs.

Upper Construction

Both shoes come with engineered uppers that enhance breathability and comfort, but their constructions cater to different fits. The Adrenaline GTS 24 features an air mesh upper that provides a structured yet accommodating fit, ideal for runners requiring a little more stability. In contrast, the Glycerin 21 boasts a newly engineered warp knit upper, which offers a more flexible and plush feel. This internal stretch bootie design allows the shoe to move with the foot, creating a more personalized running experience.

Transition Experience

When it comes to transitions during running, both shoes excel but in different ways. The Adrenaline GTS 24 is designed with a newly formulated outsole and midsole that promote smooth transitions, ensuring that runners can maintain a comfortable stride. Meanwhile, the Glycerin 21 features a broad platform that stabilizes the foot for smooth heel-to-toe transitions, enhancing the overall running experience. This particular focus on stability in the Glycerin 21 makes it a great option for those who value a soft landing and a seamless take-off.

Sales and Popularity

In terms of sales rank, the Adrenaline GTS 24 holds a better position at 1,047, making it more popular than the Glycerin 21, which ranks at 29,881. This could indicate a broader appeal or effectiveness for a larger audience, particularly among runners looking for supportive footwear. The Adrenaline GTS 24’s higher sales rank might make it a more trusted choice for those seeking proven performance on their runs.

Price Comparison

At $98.95, the Adrenaline GTS 24 is not just cheaper than the Glycerin 21, but it also provides significant value for those needing support during their runs. The Glycerin 21, while more expensive at $114.95, offers a plush experience that some runners may find worth the extra cost. The difference in price is about $16, which could be a deciding factor for budget-conscious consumers who still want quality running shoes.

Which should you buy?

When deciding between the Brooks Women’s Adrenaline GTS 24 and Glycerin 21, consider what you prioritize in a running shoe. If you require support and stability, the Adrenaline GTS 24 is an excellent choice, especially at its lower price point. However, if supreme cushioning and comfort are more critical to your running experience, the Glycerin 21 may justify its higher cost. Ultimately, both shoes excel in their respective areas, so your choice should align with your specific running style and needs.