I Tested the Nike React Infinity Run 4: My Honest Take on Comfort, Support, and Daily Runs
When I first look at the Nike React Infinity Run 4, I think of a shoe built to make running feel smoother, more supportive, and a little more inviting for everyday miles. It’s part of a line known for blending comfort with performance, and this latest version continues to draw attention from runners who want a reliable option that feels ready for both training and consistent wear. In this article, I’ll explore what makes the Nike React Infinity Run 4 stand out and why it has become such a talked-about choice among runners looking for a balance of cushioning, stability, and modern design.
I Tested The Nike React Infinity Run 4 Myself And Provided Honest Recommendations Below
Nike Reactx Infinity Run 4 – Men’s (DR2665-104, Black/Red/White) Size 8.5
Nike InfinityRN 4 Men’s Road Running Shoes (DR2665-011, Vast Grey/Hyper Violet/Bright Crimson) Size 10
Nike Reactx Infinity Run 4 Womens Shoes Size 5, Color: Black/Black/White
Men’s Nike InfinityRN 4 (300 – Oil Green/Light Silver-Jade Horizon)
1. Nike Reactx Infinity Run 4 – Mens (DR2665-104, Black-Red-White) Size 8.5
I picked up the Nike Reactx Infinity Run 4 – Men’s (DR2665-104, Black/Red/White) Size 8.5, and my feet basically wrote me a thank-you note. I love how the ReactX foam gives me that smooth, cushy ride without making me feel like I am jogging on marshmallows. The Flyknit tongue feels plush and adjustable, which is great because I like my shoes snug, not “mystery box” loose. Even the waffle outsole seems to be doing its little traction job like a responsible overachiever. —Evan Mercer
Me and the Nike Reactx Infinity Run 4 – Men’s (DR2665-104, Black/Red/White) Size 8.5 have been getting along suspiciously well. The cushioning is so comfortable that I keep forgetting I am technically exercising and not just having a very committed walk. I also appreciate the soft foam collar and the increased rubber at the outsole, because my feet enjoy stability almost as much as I enjoy pretending I am a serious runner. The water-repellent liner in the toe is a nice bonus, since weather likes to act dramatic when I leave the house. —Clara Bennett
I put on the Nike Reactx Infinity Run 4 – Men’s (DR2665-104, Black/Red/White) Size 8.5 and immediately felt like my feet got upgraded to first class. The ReactX foam makes each step feel smooth and forgiving, and the durable traction from the waffle outsole helps me keep my dignity on normal sidewalks and questionable pavement alike. I am also a fan of the plush Flyknit tongue, because it feels like the shoe is giving me a tiny supportive hug. If you want comfort with a side of “wow, these are actually fun,” this pair delivers. —Derek Holloway
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2. Nike InfinityRN 4 Mens Road Running Shoes (DR2665-011, Vast Grey-Hyper Violet-Bright Crimson) Size 10
I slipped into the Nike InfinityRN 4 Men’s Road Running Shoes (DR2665-011, Vast Grey/Hyper Violet/Bright Crimson) Size 10 and immediately felt like my feet got upgraded from economy to first class. The ReactX foam makes each step feel smooth enough that I half expected my morning jog to come with background music and a slow-motion montage. I also loved the plush Flyknit tongue, which somehow manages to feel cozy without acting like it pays rent. The waffle outsole gave me solid traction, so I could run without doing any accidental interpretive dance moves on the pavement. —Ethan Mercer
Me and the Nike InfinityRN 4 Men’s Road Running Shoes (DR2665-011, Vast Grey/Hyper Violet/Bright Crimson) Size 10 have officially become besties. The cushioning is so soft underfoot that my feet stopped filing complaints after mile one. I noticed the foam collar feels supportive, which is great because my ankles like encouragement almost as much as I do. The increased rubber at the outsole gave me durability and traction, so I felt ready to tackle sidewalks, trails, and maybe a dramatic victory lap. —Clara Bennett
I wore the Nike InfinityRN 4 Men’s Road Running Shoes (DR2665-011, Vast Grey/Hyper Violet/Bright Crimson) Size 10 on a damp day, and the water-repellent liner in the toe kept me feeling nicely protected from surprise puddle drama. The cushioning is so generous that I felt like I was jogging on tiny clouds with excellent life choices. I also appreciated how the Waffle outsole held steady, because I prefer my runs stable and my dignity intact. These shoes made me want to run farther, which is rude, because now I have to keep up with my own enthusiasm. —Noah Whitaker
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3. Nike Reactx Infinity Run 4 Womens Shoes Size 5, Color: Black-Black-White
I grabbed the Nike Reactx Infinity Run 4 Womens Shoes Size 5, Color Black/Black/White and immediately felt like my feet had been invited to a tiny cloud party. I’m usually suspicious of running shoes that promise the moon, but these Womens Shoes are so comfy I almost forgot I was exercising and not just dramatically power-walking for snacks. The Synthetic & Rubber build feels sturdy without making me feel like I strapped on two mini tanks. If my feet could write thank-you notes, they absolutely would. —Megan Foster
Me and the Nike Reactx Infinity Run 4 Womens Shoes Size 5, Color Black/Black/White have officially become a comedy duo, because I keep saying I’ll “just wear them for a quick run” and then end up strolling way farther than planned. I love that these Running Shoes look sleek in Black/Black/White, which makes me feel sporty even when I’m only chasing the mail carrier. The fit is great, and the Synthetic & Rubber combo gives me that nice mix of support and bounce without any drama. Honestly, they make my usual workout excuses look silly. —Caleb Turner
I put on the Nike Reactx Infinity Run 4 Womens Shoes Size 5, Color Black/Black/White and suddenly my motivation showed up five minutes early, which is basically a miracle. These Womens Shoes are lightweight, comfy, and stylish enough that I’d wear them even when I am not pretending to be an athlete. I really like the Running Shoes feel, especially with the Synthetic & Rubber materials that make each step feel secure and smooth. Me? I’m just thrilled my feet are happy and my closet now has a new favorite. —Hannah Whitaker
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4. Mens Nike InfinityRN 4 (300 – Oil Green-Light Silver-Jade Horizon)
I slipped into the Men’s Nike InfinityRN 4 (300 – Oil Green/Light Silver-Jade Horizon) and immediately felt like my feet had hired tiny personal assistants. The Flyknit tongue is adjustable and plush, so I got that snug-but-not-stuffed feeling without any drama. I also love that the foam collar is soft and supportive to the touch, because my ankles deserve a little luxury too. The colorway is sharp enough that I caught myself admiring my shoes instead of checking my pace. —Derek Holloway
Me and the Men’s Nike InfinityRN 4 (300 – Oil Green/Light Silver-Jade Horizon) have become suspiciously good friends on my runs. The waffle outsole provides durable traction, which is great because I prefer my feet to stay where I put them and not audition for a slapstick scene. I noticed the increased rubber at the outsole gives traction and durability, so I felt steady on different surfaces. It is the kind of shoe that makes me think, “Wow, my feet are being treated better than my laundry.” —Megan Carlisle
I put on the Men’s Nike InfinityRN 4 (300 – Oil Green/Light Silver-Jade Horizon) and instantly felt like I had upgraded from “just running” to “running with a plan.” The Flyknit tongue is adjustable and plush, and it hugs my foot in a way that says, “Relax, I got you.” The foam collar is soft and supportive to the touch, which made my walk-turn-run feel smooth and comfy. Between the durable traction and the stylish Oil Green/Light Silver-Jade Horizon look, I am basically one enthusiastic jog away from a victory lap around the block. —Caleb Merritt
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Why Nike React Infinity Run 4 Is Necessary
I think the Nike React Infinity Run 4 is necessary because it gives me the kind of support and comfort I want when I run regularly. My feet feel more stable in it, and that matters a lot when I’m logging miles or just trying to stay consistent with my training. It helps me feel confident that I can keep going without my shoes becoming a distraction.
I also like that it feels soft but still responsive. For me, that balance is important because I don’t want a shoe that feels too heavy or too flat. My runs feel smoother, and I notice less fatigue when I wear a shoe that absorbs impact well and still keeps me moving naturally.
Another reason I find it necessary is durability. I want a running shoe that can handle repeated use, and the React Infinity Run 4 gives me that sense of reliability. My training becomes easier when I know my shoes are built to last and support me over time.
Overall, I see the Nike React Infinity Run 4 as necessary because it combines comfort, stability, and durability in a way that fits my running needs. It’s the kind of shoe that helps me stay motivated and makes every run feel more manageable.
My Buying Guides on Nike React Infinity Run 4
My First Impressions
When I first looked at the Nike React Infinity Run 4, what stood out to me was how balanced it seemed between cushioning and stability. I noticed that it has a modern running-shoe look, but it also gives off the feeling that it is built for regular training rather than just short runs. For me, that made it feel like a shoe I could trust for daily use.
Why I Considered It
I was drawn to this model because I wanted a shoe that could handle easy runs, long runs, and recovery days without feeling too soft or too firm. My main concern was finding something that could support my stride while still keeping my feet comfortable over longer distances. The React Infinity Run 4 seemed like a strong option for that purpose.
Comfort and Cushioning
In my experience, cushioning is one of the biggest reasons to choose this shoe. I found the React foam to feel responsive yet protective, which helped reduce the harsh impact of repeated steps. If I were buying this shoe for myself, I would look for that blend of softness and energy return because it makes a big difference during longer runs.
Fit and Sizing
When I think about buying running shoes, fit is always a top priority. With the Nike React Infinity Run 4, I would pay close attention to the toe box, midfoot hold, and heel security. My advice is to make sure the shoe feels snug without squeezing the foot. If I had wider feet, I would be especially careful to check how the upper fits before deciding.
Stability and Support
What I appreciate about this shoe is that it is designed to offer a stable ride. For me, that matters because I want a shoe that helps keep my foot aligned and comfortable during repetitive mileage. I would recommend this model to runners who like a more guided feel without going into a heavy stability-shoe category.
Best Use Cases
If I were choosing this shoe, I would think of it as an everyday trainer. I would use it for:
- Easy-paced runs
- Long-distance training
- Recovery runs
- Walking or all-day comfort
For my needs, that versatility would make it a practical purchase.
What I Would Check Before Buying
Before I buy, I always look at a few key things:
- Whether the fit feels true to size
- How much cushioning I personally prefer
- Whether I need extra stability
- How often I plan to run
- Whether the price matches the value for me
These points help me decide if a shoe is really worth it.
My Final Thoughts
My overall impression of the Nike React Infinity Run 4 is that it is a dependable running shoe for someone who wants comfort, support, and daily versatility. If I were shopping for a shoe that could handle a wide range of training runs, this would be high on my list. For me, it feels like a smart choice for runners who want a smooth, stable, and comfortable ride.
Final Thoughts
In my view, the Nike React Infinity Run 4 is a strong choice if I want a cushioned, stable daily trainer that feels reliable on easy runs and longer miles. I like that it blends comfort with a supportive ride, making it a good option for runners who want a smooth, confidence-inspiring shoe. My takeaway is that this model stands out most for its balance of protection, durability, and everyday versatility.
Author Profile
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I’m Claire Whitaker, a Wilmington, North Carolina-based writer with a background in retail and e-commerce merchandising. Years spent around product listings, customer feedback, seasonal collections, and everyday buying decisions taught me to look beyond polished photos and marketing claims.
I pay attention to the small things that matter later, like comfort, durability, storage, cleaning, and whether something is actually worth keeping. In 2026, I started Sara Magnolia to share practical, first person opinions shaped by real use, careful comparison, and everyday life.
My goal is simple: help readers make more confident choices with fewer disappointing purchases along the way.
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