Nike Women's Run Defy Road Running Shoes, vs Under Armour Women's Charged Assert 10,
Updated August 2026 — Under Armour Women's Charged Assert 10, leads on durability and comfort.
The Under Armour Women's Charged Assert 10 offers better value and a lighter design, while the Nike Women's Run Defy provides superior cushioning.
Why Nike Women's Run Defy Road Running Shoes, is better
Price
Nike is more expensive at $65.00
Cushioning
Nike offers a softer ride
Brand legacy
Nike has a long-standing reputation
Why Under Armour Women's Charged Assert 10, is better
Price
Under Armour is cheaper at $54.95
Weight
Under Armour is lighter at 8.9 oz
Sales rank
Under Armour has a better sales rank of 5,952
Overall score
Specifications
| Spec | Nike Women's Run Defy Road Running Shoes, | Under Armour Women's Charged Assert 10, |
|---|---|---|
| Brand | Nike | Under Armour |
| Upper Material | Mesh | Mesh with overlays |
| Midsole | Foam | Charged Cushioning |
| Outsole | Waffle | Solid rubber |
| Offset | N/A | 10mm |
Dimension comparison
Price Comparison
When it comes to price, the Under Armour Women's Charged Assert 10 is the more budget-friendly option at $54.95, which is about 17% cheaper than the Nike Women's Run Defy Road Running Shoes, priced at $65.00. This difference of $10.05 may appeal to those looking for quality running shoes without breaking the bank. While both shoes are well-regarded in their respective categories, the price advantage of the Under Armour model could sway cost-conscious buyers.
Brand Reputation
Both Nike and Under Armour are reputable brands in the sports and athletic footwear industry. Nike, with its long-standing legacy, has a sales rank of 11,383, indicating solid popularity among consumers. Meanwhile, Under Armour's Charged Assert 10 has a better sales rank of 5,952, suggesting it may be more favored among shoppers right now. This indicates that while Nike is a household name, Under Armour is currently gaining traction, particularly with this model.
Design and Aesthetics
In terms of design, the Nike Women's Run Defy features a sleek color palette of White/Pure Platinum-Black, while the Under Armour Women's Charged Assert 10 comes in a classic Black/Black/White combination. The aesthetic appeal of the Nike may attract those who prefer a lighter, more vibrant look, whereas the Under Armour's darker tones might be more versatile for various outfits. Ultimately, personal style preferences will play a significant role in choosing between these two visually distinct options.
Comfort and Fit
Comfort is crucial for any running shoe, and both models offer distinct features to enhance the running experience. The Nike Women's Run Defy incorporates a foam midsole designed to deliver a soft ride, complemented by flex grooves that create a cushioned effect. Conversely, the Under Armour Women's Charged Assert 10 boasts a Charged Cushioning midsole made from compression-molded foam, providing superior responsiveness and durability. Runners who prioritize a soft, cushioned feel may lean towards Nike, while those seeking a responsive ride may prefer Under Armour.
Breathability
Breathability is a key consideration for runners, especially during long workouts. The Nike Women's Run Defy features a mesh upper that promotes airflow, helping to keep feet cool. In comparison, the Under Armour Women's Charged Assert 10 also offers a lightweight, breathable mesh upper, enhanced by synthetic overlays for added durability and support. Both shoes excel in this category, ensuring comfort during extended runs, making the choice largely based on personal preference for fit and style.
Traction and Durability
For traction and durability on various terrains, both shoes provide solid performance. The Nike Women's Run Defy features a waffle outsole designed from a durable, flexible material that ensures good grip and longevity. In contrast, the Under Armour Women's Charged Assert 10 is equipped with a solid rubber outsole that covers high-impact zones, offering durability while maintaining a lighter weight. Runners who prioritize traction on varied surfaces may find both options suitable, but the specific choice will depend on individual running habits and terrain preferences.
Weight
Weight can significantly impact a runner's performance, and here, the Under Armour Women's Charged Assert 10 has an advantage. Weighing in at 8.9 oz, it is designed to be lightweight, making it an appealing choice for speed-focused runners. The weight of the Nike Women's Run Defy is not specified, but its overall design suggests it may be slightly heavier due to its more cushioned approach. For those who prioritize a lightweight shoe for quick strides, the Under Armour model stands out.
Which should you buy?
Ultimately, the decision between the Nike Women's Run Defy Road Running Shoes and the Under Armour Women's Charged Assert 10 boils down to personal preferences and priorities. If budget is a primary concern, the Under Armour model at $54.95 presents a compelling case with its excellent sales rank and lightweight design. However, if you value a softer ride and superior cushioning, the Nike Women's Run Defy may be worth the extra investment at $65.00. Each shoe has its strengths, making them both strong contenders in the running shoe market.

