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ASICS Women's Gel-Kayano 31 Running Shoes, 10, vs Under Armour Women's Charged Assert 10,

Updated August 2026 — ASICS Women's Gel-Kayano 31 Running Shoes, 10, wins on support and comfort, Under Armour Women's Charged Assert 10, wins on weight.

The ASICS Women's Gel-Kayano 31 offers advanced features and comfort, while the Under Armour Women's Charged Assert 10 is a budget-friendly option. Choose based on your priorities.

Why ASICS Women's Gel-Kayano 31 Running Shoes, 10, is better

Advanced Features

Gel-Kayano 31 has superior cushioning and stability technology.

Comfort

Gel-Kayano 31 provides enhanced comfort for long-distance running.

Durability

Gel-Kayano 31 is designed for serious runners with higher mileage.

Why Under Armour Women's Charged Assert 10, is better

Price

Charged Assert 10 is significantly cheaper at $54.95.

Popularity

Charged Assert 10 has a higher sales rank, indicating greater consumer demand.

Weight

Charged Assert 10 is lighter at 8.9 oz.

Overall score

ASICS Women's Gel-Kayano 31 Running Shoes, 10,
85
Under Armour Women's Charged Assert 10,
70

Specifications

SpecASICS Women's Gel-Kayano 31 Running Shoes, 10,Under Armour Women's Charged Assert 10,
BrandASICSUnder Armour
CushioningFF BLAST PLUS ECOCharged Cushioning
Upper MaterialEngineered MeshBreathable Mesh
Sales Rank261765952
WeightN/A8.9 oz

Dimension comparison

ASICS Women's Gel-Kayano 31 Running Shoes, 10,Under Armour Women's Charged Assert 10,

Price Comparison

The ASICS Women's Gel-Kayano 31 Running Shoes are priced at $124.95, while the Under Armour Women's Charged Assert 10 comes in at $54.95, making the latter about 56% cheaper. This significant price difference can influence buyers who are budget-conscious or looking for effective running shoes without breaking the bank. While the Gel-Kayano 31 offers advanced features and premium comfort, the Charged Assert 10 provides a solid, cost-effective option for runners seeking versatility and performance at a lower price point.

Design and Aesthetics

In terms of design, the ASICS Women's Gel-Kayano 31 features a stylish Coffee/NOVA Orange color scheme that stands out for its modern appeal. The engineered mesh upper enhances breathability, which is beneficial for long runs. Conversely, the Under Armour Women's Charged Assert 10 sports a classic Black/Black/White colorway, offering a more understated look. Both shoes are designed for performance, but the Gel-Kayano 31's aesthetic might attract those looking for a more fashionable running shoe.

Comfort and Fit

Comfort is a crucial factor for any running shoe. The ASICS Women's Gel-Kayano 31 incorporates a 4D GUIDANCE SYSTEM that provides adaptive stability, promoting a balanced stride during runs. It also features FF BLAST PLUS ECO cushioning that enhances comfort significantly. On the other hand, the Under Armour Women's Charged Assert 10 utilizes EVA sockliner for soft, step-in comfort, along with Charged Cushioning for responsiveness. While the Gel-Kayano 31 focuses on advanced stability, the Charged Assert 10 offers excellent cushioning, making it suitable for various running styles.

Performance Features

When it comes to performance features, the ASICS Women's Gel-Kayano 31 excels with its Rearfoot PureGEL technology, which provides lightweight cushioning and softer landings. This makes it ideal for distance training. The Under Armour Women's Charged Assert 10, while a lower-cost option, does not fall short in this aspect. Its Charged Cushioning midsole uses compression molded foam to deliver durability and responsiveness. Runners who prioritize stability may lean towards the Gel-Kayano 31, while those looking for a versatile running shoe might prefer the Charged Assert 10.

Breathability and Weight

Breathability is essential for comfort during long runs. The engineered mesh upper of the ASICS Women's Gel-Kayano 31 is designed to improve airflow, which can help regulate temperature and moisture. In contrast, the Under Armour Women's Charged Assert 10 also features a lightweight, breathable mesh upper with synthetic overlays for added support. The Charged Assert 10 weighs 8.9 oz, making it relatively light for a running shoe. The Gel-Kayano 31 is designed for those who want superior breathability, while the Charged Assert 10 balances weight and support effectively.

Durability

Durability is an important consideration for any running shoe. The ASICS Women's Gel-Kayano 31 is designed with a focus on stability and longevity, thanks to the advanced materials and technology used in its construction. The Under Armour Women's Charged Assert 10, on the other hand, features a solid rubber outsole that covers high impact zones for greater durability with less weight. While both shoes are built to last, the Gel-Kayano 31 may be better suited for serious runners who log higher mileage regularly.

Popularity and Sales Rank

The ASICS Women's Gel-Kayano 31 holds a sales rank of 26,176, indicating a moderate level of popularity among consumers. In contrast, the Under Armour Women's Charged Assert 10 has a significantly higher sales rank of 5,952, suggesting that it is a more sought-after model. This difference in popularity may reflect the Charged Assert 10's appeal as a budget-friendly option for a wider range of runners, while the Gel-Kayano 31 caters to those looking for more specialized performance features.

Which should you buy?

In deciding between the ASICS Women's Gel-Kayano 31 and the Under Armour Women's Charged Assert 10, it ultimately comes down to your priorities as a runner. If advanced technology, adaptive stability, and premium comfort are at the top of your list, the Gel-Kayano 31 is worth the investment at $124.95. However, if you are looking for a reliable, budget-friendly option that delivers solid performance and comfort, the Charged Assert 10 at $54.95 is an excellent choice. Both shoes have their strengths, but your specific needs will dictate the best fit for your running style.