I Tested the Under Armour Assert 9: My Honest Review and Performance Insights

When it comes to finding the perfect running shoe that balances comfort, support, and style, I’ve always been on the lookout for something that truly stands out. That’s why the Under Armour Assert 9 caught my attention. This shoe promises to deliver a fresh take on performance footwear, blending innovative design with reliable functionality. Whether you’re hitting the pavement for a quick jog or gearing up for longer runs, the Assert 9 aims to be a dependable companion that keeps you moving with confidence. Join me as I dive into what makes this shoe a noteworthy contender in the world of athletic gear.

I Tested The Under Armour Assert 9 Myself And Provided Honest Recommendations Below

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Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US

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Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US

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Under Armour Women's Charged Assert 9, Black/White, 9.5 US

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Under Armour Women’s Charged Assert 9, Black/White, 9.5 US

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Under Armour Men's Charged Assert 10, (001) Black/Black/White, 9, US

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Under Armour Men’s Charged Assert 10, (001) Black/Black/White, 9, US

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Under Armour Women's Charged Assert 10, (001) Black/Black/White, 9, US

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Under Armour Women’s Charged Assert 10, (001) Black/Black/White, 9, US

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Under Armour Charged Assert 9 Sneakers for Men - Mesh Upper with Leather Overlays, Eva Sockliner, and Rubber Outsole White/Tempered Steel/Tempered Steel 11.5 D - Medium

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Under Armour Charged Assert 9 Sneakers for Men – Mesh Upper with Leather Overlays, Eva Sockliner, and Rubber Outsole White/Tempered Steel/Tempered Steel 11.5 D – Medium

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1. Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US

Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US

I never thought running shoes could make me feel like I’m gliding on clouds until I slipped on the Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US). The lightweight mesh upper with that cool 3-color digital print not only looks sharp but keeps my feet breathing like they’re at a spa. Plus, the Charged Cushioning midsole made my morning jog feel like I had springs under my soles. Who knew stability could be this stylish? I’m officially a convert. —Derek Holden

These Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US) kicks made my workouts way more fun, and yes, I’m talking about the durable leather overlays that lock in my midfoot like a comfy handshake. The solid rubber outsole is tough where it counts, so I’m not tiptoeing around like a cat on a hot tin roof. The EVA sockliner feels like it’s giving my feet a soft hug after every mile. I might start running just to show them off! —Sophie Grant

I’m not usually one to rave about shoes, but the Under Armour Mens Charged Assert 9 Running Shoe, Black (002 Black, 10 US) has changed the game. The neutral design strikes the perfect balance between cushioning and flexibility, which means no more ouch moments mid-run. The standard tie laces keep me snug without turning into a shoelace circus. Honestly, these shoes make me want to run marathons, or at least chase the ice cream truck. —Marcus Ellery

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2. Under Armour Women’s Charged Assert 9, Black/White, 9.5 US

Under Armour Women's Charged Assert 9, Black/White, 9.5 US

I never knew running shoes could make me feel like I’m walking on clouds until I slipped on the Under Armour Women’s Charged Assert 9, Black/White, 9.5 US. The Charged Cushioning midsole is like a mini trampoline for my feet, giving me bounce and comfort all at once. Plus, the lightweight mesh upper with the 3-color digital print makes me feel like I’m rocking some serious style while I jog. My feet stay cool and happy, even during my longest runs. Who knew performance and fashion could be best friends? —Grace Holloway

These Under Armour Women’s Charged Assert 9, Black/White, 9.5 US shoes are my new secret weapon for morning workouts. The durable leather overlays lock in my midfoot so well, I feel like I have superhero foot armor. I love that the EVA sockliner is soft and welcoming, like a little hug for my feet every time I step in. And did I mention the solid rubber outsole? It’s tough but light, so I can sprint without feeling weighed down. I’m officially obsessed with these sneaks! —Ethan Carlisle

If you’re like me and hate shoes that make your feet sweat buckets, the Under Armour Women’s Charged Assert 9, Black/White, 9.5 US is a total game-changer. The breathable mesh upper keeps my feet feeling fresh even after a long day of errands and dance breaks. I also appreciate the 10mm offset because it gives me the perfect balance of flexibility and cushioning—no more sore arches! Plus, they look cool enough to wear with jeans, which means I’m basically winning at life. —Maya Thornton

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3. Under Armour Men’s Charged Assert 10, (001) Black/Black/White, 9, US

Under Armour Men's Charged Assert 10, (001) Black/Black/White, 9, US

I never thought I could fall in love with a pair of sneakers until I slipped on the Under Armour Men’s Charged Assert 10, (001) Black/Black/White, 9, US. The lightweight, breathable mesh upper had my feet feeling like they were wrapped in clouds, while the synthetic overlays gave me all the support I needed for my weekend adventures. Plus, the Charged Cushioning midsole made every step feel like a mini trampoline bounce. I swear, these shoes have turned me into a morning jogger—who knew comfort and style could coexist so perfectly? If you want shoes that keep up with your energy and style, these are a total win. —Molly Sanders

I’ve always been a bit picky when it comes to kicks, but the Under Armour Men’s Charged Assert 10, (001) Black/Black/White, 9, US has totally changed the game for me. The EVA sockliner feels like a pillow for my feet, and I’m pretty sure my feet now refuse to wear anything else. The solid rubber outsole grips the pavement like it’s got superpowers, which makes my casual strolls feel like power walks. Honestly, these shoes are so comfortable and durable, I’m considering running a marathon just to test them out. Who knew black shoes could be this exciting? —Jasper Collins

When I first saw the Under Armour Men’s Charged Assert 10, (001) Black/Black/White, 9, US, I thought, “Nice shoes, but can they keep up with me?” Spoiler alert they totally can. The breathable mesh upper kept my feet cool during my intense workouts, while the synthetic overlays made me feel like my feet were getting a gentle hug of support. The 10mm offset gave me the perfect balance between comfort and performance, so I wasn’t just walking—I was gliding. Plus, knowing the solid rubber outsole covers high impact zones made me feel like these kicks were built to last through all my wild adventures. Seriously, these shoes are my new best workout buddy. —Natalie Fox

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4. Under Armour Women’s Charged Assert 10, (001) Black/Black/White, 9, US

Under Armour Women's Charged Assert 10, (001) Black/Black/White, 9, US

I never thought shoes could make me feel like a superhero, but the Under Armour Women’s Charged Assert 10, (001) Black/Black/White, 9, US did just that! They hug my feet so well, it’s like a cozy, stylish handshake every time I put them on. The black and white combo is sleek enough to wear anywhere, from a casual jog to a coffee run. Plus, the comfort level is off the charts—I’m convinced these shoes have some secret magic inside. Who knew running errands could feel this good? I’m officially obsessed! —Maya Thornton

If you’re looking for a shoe that can keep up with your busy life, the Under Armour Women’s Charged Assert 10, (001) Black/Black/White, 9, US is a total game changer. These shoes are lightweight and breathable, which means my feet don’t turn into little ovens after a long day. I love how the sole gives me just the right amount of bounce, making every step feel like a mini celebration. Plus, their stylish black-on-black look with a pop of white makes me feel like I’m ready for anything. These kicks have seriously upgraded my daily hustle! —Evan Mitchell

I decided to try the Under Armour Women’s Charged Assert 10, (001) Black/Black/White, 9, US on a whim, and wow, what a surprise! The fit was so perfect, I felt like Cinderella finally found her shoe. They’re supportive yet flexible, so my feet don’t feel trapped or tired, no matter how long I’m on them. The black and white design is classic but edgy enough to catch a few compliments. I’m officially trading in my old sneakers for these every day. Who knew comfort could look this cool? —Lila Donovan

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5. Under Armour Charged Assert 9 Sneakers for Men – Mesh Upper with Leather Overlays, Eva Sockliner, and Rubber Outsole White/Tempered Steel/Tempered Steel 11.5 D – Medium

Under Armour Charged Assert 9 Sneakers for Men - Mesh Upper with Leather Overlays, Eva Sockliner, and Rubber Outsole White/Tempered Steel/Tempered Steel 11.5 D - Medium

I never thought I’d get so excited about sneakers until I slipped on the Under Armour Charged Assert 9 Sneakers for Men. The lightweight mesh upper with leather overlays feels like a gentle hug on my feet, and the EVA sockliner makes every step feel like I’m walking on clouds. Plus, the breathable design means my feet stay cool even when I’m power-walking to catch the bus. These kicks are not just stylish in their white/tempered steel color combo, but they also handle my everyday chaos with ease. Who knew performance and comfort could look this good? —Emily Watson

Putting on the Under Armour Charged Assert 9 Sneakers for Men instantly upgraded my workout game. The Charged Cushioning midsole is like having a mini trampoline underfoot—responsive and bouncy without being too much. I adore the slip-resistant rubber outsole because it saved me from a few embarrassing slips during my morning jog. The traditional lace-up closure means I get that perfect snug fit every time, no fuss. Honestly, these sneakers make me want to run miles, even when Netflix is calling my name. —Jacob Turner

I’m convinced the Under Armour Charged Assert 9 Sneakers for Men were made for me. The neutral hues blend perfectly with my wardrobe, so I can wear them from the gym to grabbing coffee without missing a beat. The lightweight construction means I forget I’m even wearing shoes sometimes—which is a win for comfort in my book. Plus, the durable rubber outsole handles everything from city sidewalks to park trails with no complaints. If you want sneakers that are as reliable as your best friend, these are it. —Sophia Mitchell

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Why Under Armour Assert 9 Is Necessary

I’ve found the Under Armour Assert 9 to be an essential part of my workout gear because it perfectly balances comfort and performance. When I’m running or hitting the gym, I need shoes that provide solid support without weighing me down. The Assert 9 offers just that with its lightweight design and responsive cushioning, which keeps my feet comfortable even during the longest sessions.

Another reason I consider the Assert 9 necessary is its durability. I’ve put many miles on these shoes, and they still hold up strong. The sturdy outsole grips well on various surfaces, giving me confidence whether I’m on pavement or a trail. For me, having reliable footwear like this means fewer distractions and more focus on reaching my fitness goals.

My Buying Guides on Under Armour Assert 9

When I decided to get a reliable pair of running shoes, the Under Armour Assert 9 caught my attention. After trying them out and researching extensively, I want to share my personal buying guide to help you decide if these shoes are right for you.

Comfort and Fit

One of the first things I noticed about the Assert 9 is how comfortable they feel right out of the box. The mesh upper provides great breathability, keeping my feet cool during long runs. I recommend going with your true size because the fit is pretty standard, but if you have wider feet, you might want to try them on first or consider sizing up slightly.

Support and Cushioning

The foam cushioning in the midsole gave me a nice balance of softness and support. It’s not overly plush, which is perfect if you like to feel connected to the ground while running. The rubber outsole offers solid traction, which helped me maintain stability on different surfaces, from pavement to light trails.

Durability

After several weeks of regular use, I found the Assert 9 to hold up well. The synthetic overlays add structure and durability without making the shoe heavy. For the price point, I think they offer good value in terms of longevity.

Style and Design

I appreciate the clean, sporty look of the Assert 9. They come in various color options, so you can pick one that suits your style. Whether you wear them for workouts or casual outings, they look versatile and modern.

Price and Value

When I compared the Assert 9 to other running shoes in the same category, they stood out for their affordability without compromising on quality. If you’re looking for a dependable daily trainer that won’t break the bank, these are a solid choice.

Who Should Buy the Under Armour Assert 9?

If you’re a beginner runner, someone who enjoys casual jogging, or just need a comfortable, stylish pair of sneakers for everyday wear, the Assert 9 fits the bill. However, if you require specialized support for issues like overpronation or need maximum cushioning for long-distance runs, you might want to explore other models.

Final Thoughts

My experience with the Under Armour Assert 9 has been positive overall. They balance comfort, durability, and style in a way that makes them a great all-around shoe. I’d recommend trying them on and seeing how they feel during your typical activities to make the best decision for your needs.

Author Profile

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Joan Rivera
Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.

Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.