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Brooks Women’s Glycerin 21 Neutral Running Shoe - vs Saucony Women's Cohesion 15 Running Shoe, Black/Meadow, 9

Updated August 2026 — Brooks Women’s Glycerin 21 Neutral Running Shoe - leads on fit and comfort.

The Brooks Women’s Glycerin 21 offers superior cushioning and support, making it ideal for serious runners, while the Saucony Women's Cohesion 15 is a budget-friendly option for casual runners.

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

Cushioning

Glycerin 21 features advanced nitrogen-infused DNA Loft v3 cushioning.

Support

Glycerin 21 provides better stability with its broad platform.

Fit

Glycerin 21 has a plush internal stretch bootie for enhanced comfort.

Why Saucony Women's Cohesion 15 Running Shoe, Black/Meadow, 9 is better

Price

Cohesion 15 is significantly cheaper at $50.54.

Durability

Cohesion 15 has a durable rubber outsole for longevity.

Eco-friendly

Cohesion 15 uses recycled materials in its construction.

Overall score

Brooks Women’s Glycerin 21 Neutral Running Shoe -
85
Saucony Women's Cohesion 15 Running Shoe, Black/Meadow, 9
70

Specifications

SpecBrooks Women’s Glycerin 21 Neutral Running Shoe -Saucony Women's Cohesion 15 Running Shoe, Black/Meadow, 9
BrandBrooksSaucony
ModelGlycerin 21Cohesion 15
CushioningDNA Loft v3VERSARUN
SupportNeutralCushioned
UpperWarp KnitMesh

Dimension comparison

Brooks Women’s Glycerin 21 Neutral Running Shoe -Saucony Women's Cohesion 15 Running Shoe, Black/Meadow, 9

Price Comparison

The Brooks Women’s Glycerin 21 is priced at $114.95, making it significantly more expensive than the Saucony Women's Cohesion 15, which retails for $50.54. This means the Glycerin 21 is about 127% more expensive than the Cohesion 15. The price difference may influence your decision, especially if you are budget-conscious or new to running. The Glycerin 21 is positioned as a premium shoe, and its price reflects that, while the Cohesion 15 offers a more accessible option without sacrificing essential comfort and performance.

Cushioning and Comfort

When it comes to cushioning, the Brooks Women’s Glycerin 21 excels with its super-soft nitrogen-infused DNA Loft v3 cushioning designed for maximum comfort. This shoe provides a plush feel and is ideal for runners seeking soft landing and smooth transitions. In contrast, the Saucony Women's Cohesion 15 features VERSARUN cushioning, which also absorbs impact and reduces pressure but may not match the luxurious feel of the Glycerin 21. While both shoes prioritize comfort, those looking for an ultra-soft experience may lean towards the Glycerin 21.

Support and Stability

The Brooks Women’s Glycerin 21 offers neutral support with a broad platform that stabilizes the foot, promoting smooth heel-to-toe transitions. Its design is suitable for various activities, including road running and cross training. On the other hand, the Saucony Women's Cohesion 15 provides cushioned comfort and a secure fit but does not specifically highlight support features. For runners who require more stability and support during their runs, the Glycerin 21 is a more fitting choice, while the Cohesion 15 is suitable for casual runners.

Breathability and Fit

Breathability is a crucial factor for running shoes, and both options have made strides in this area. The Brooks Women’s Glycerin 21 incorporates a newly engineered warp knit upper, providing a breathable and accommodating fit that moves with the foot. Conversely, the Saucony Women's Cohesion 15 features a light and breathable mesh upper, designed to keep feet feeling fresh. While both shoes offer good breathability, the Glycerin 21's internal stretch bootie enhances comfort and fit, potentially giving it an edge for long-distance runners.

Durability and Performance

In terms of durability, the Saucony Women's Cohesion 15 is built with a rubber outsole that promises a smooth feel and longevity, making it suitable for those logging many miles. The Brooks Women’s Glycerin 21 also emphasizes durability with its lightweight design and responsive cushioning. However, it is worth noting that the Cohesion 15’s construction includes recycled materials, which may appeal to environmentally conscious consumers. While performance in both shoes is commendable, the Glycerin 21 may be better suited for serious runners looking for advanced cushioning and a premium feel.

Weight and Agility

Weight can play a vital role in a runner’s performance, influencing speed and agility. The Brooks Women’s Glycerin 21 is designed to be lightweight, which, combined with its plush cushioning, allows for a more responsive run. The Saucony Women's Cohesion 15 also emphasizes a lightweight design, contributing to a comfortable running experience. However, the Glycerin 21 is engineered for those who prioritize a soft ride with minimal weight, making it more appealing for long-distance running and speed training.

Style and Aesthetics

Style is subjective, but both the Brooks Women’s Glycerin 21 and the Saucony Women's Cohesion 15 come in appealing colorways. The Glycerin 21 is available in a sleek black, grey, and white combination, which exudes a modern look. Meanwhile, the Cohesion 15 offers a black and meadow color scheme, adding a pop of color for a more vibrant appearance. Your choice may come down to personal style preferences, but both shoes provide attractive options for runners.

Which should you buy?

Choosing between the Brooks Women’s Glycerin 21 and the Saucony Women's Cohesion 15 ultimately depends on your specific needs and budget. If you are looking for a premium shoe with exceptional cushioning, support, and a plush fit, the Glycerin 21 is worth the investment at $114.95. However, if you are seeking a more budget-friendly option that still delivers comfort and performance for everyday runs, the Cohesion 15 at $50.54 is an excellent choice. Consider your running style, preferences, and how much you are willing to spend to determine which shoe is right for you.