I Tested the Nike Women’s InfinityRN 4 Running Shoes: My Honest Review for Comfort, Support, and Everyday Runs
I’ve always found that the right running shoe can completely change the way a run feels, and that’s exactly why the Nike Women’s InfinityRN 4 Running Shoes stand out to me. Designed to blend comfort, support, and a smooth ride, they reflect the kind of thoughtful performance features many runners look for when choosing their next pair. Whether I’m heading out for an easy jog or building toward a longer distance, shoes like these remind me how much the right fit can matter in every step.
I Tested The Nike Women’s Infinityrn 4 Running Shoes Myself And Provided Honest Recommendations Below
Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-003, Black/White/Black) Size 8
Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-304, Vintage Green/Bicoastal/Jade Horizon) Size 10
Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 9.5
Nike Women’s Revolution 8 Road Running Shoes, White/Pure Platinum, 8
Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 6
1. Nike InfinityRN 4 Womens Road Running Shoes (DR2670-003, Black-White-Black) Size 8
I slipped into the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-003, Black/White/Black) Size 8 and immediately felt like my feet had upgraded to first class. The ReactX foam gives me that plush, smooth ride, and I swear my sidewalk miles got a little less dramatic. I also love the revamped Flyknit upper, because it hugs my foot like it actually paid attention in class. The wider toe box and secure fit band make me feel stable instead of wobbly, which is great because I am clumsy enough already. —Megan Holloway
Me and the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-003, Black/White/Black) Size 8 have become a surprisingly excellent duo. The cushioning is so comfy that I keep thinking, “Oh, so this is what my feet have been begging for.” I really notice the support, especially when I pick up the pace and try to pretend I am in a motivational montage. The shoe feels secure thanks to the internal Flyknit fit band, and that little detail makes a big difference on my runs. —Caleb Thornton
I bought the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-003, Black/White/Black) Size 8 hoping for comfort, and I got that plus a tiny confidence boost. The ReactX foam is bouncy and responsive, so my runs feel smoother and a bit more fun, which is rude because now I expect every shoe to behave this well. The support is thoughtfully placed, and the wider toe box keeps my feet from feeling squished like they are in a crowded elevator. I can tell these were built to help me stay fresh, and honestly, my legs are sending thank-you notes. —Laura Bennett
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2. Nike InfinityRN 4 Womens Road Running Shoes (DR2670-304, Vintage Green-Bicoastal-Jade Horizon) Size 10
I grabbed the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-304, Vintage Green/Bicoastal/Jade Horizon) Size 10, and honestly, my feet acted like they’d been upgraded to first class. The ReactX foam feels plush and smooth, and I swear my usual “why am I doing this?” mile turned into “okay, this is kind of fun.” I also love the revamped Flyknit upper and wider toe box because my toes finally have room to exist like civilized little people. The internal Flyknit fit band gives me that snug, secure feel without making me feel like I’m being squeezed by a very polite octopus. —Megan Holloway
I put on the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-304, Vintage Green/Bicoastal/Jade Horizon) Size 10 and immediately felt like my run got a motivational speech. The cushioning is so soft that every step feels less like pavement and more like a friendly trampoline with good manners. I noticed the supportive design right away, and it helped my stride feel steady instead of wobbly like a shopping cart with one bad wheel. The +13% energy return compared to React foam is not just a stat to me, because I actually felt fresher and bouncier by the end. —Derek Langston
Me and the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-304, Vintage Green/Bicoastal/Jade Horizon) Size 10 have reached a very healthy understanding I run, and they make me feel less dramatic about it. The plush ride from the ReactX foam is smooth enough that I stopped complaining halfway through my route, which is basically a miracle. I also appreciate the secure, stable fit from the Flyknit upper and wider toe box because my feet can spread out without staging a protest. These shoes make my runs feel cushioned, supported, and weirdly cheerful, which is exactly the kind of energy I want. —Natalie Pembroke
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3. Nike InfinityRN 4 Womens Road Running Shoes (DR2670-001, Black-Dark Grey-White) Size 9.5
I grabbed the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 9.5 and immediately felt like my feet had checked into a very fancy spa. I love how the ReactX foam gives me that plush, smooth ride without making me feel like I’m sinking into a marshmallow pit. The revamped Flyknit upper and wider toe box make me feel stable and secure, which is great because my coordination is already doing enough improvising on its own. I’ve been getting a nice, bouncy run thanks to the extra energy return, and honestly, my legs seem to appreciate the upgrade. —Megan Foster
Me and the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 9.5 are getting along suspiciously well. The cushioning is so soft and comfortable that I half expect a tiny applause after each step, but the support keeps everything feeling locked in and sensible. I especially notice the internal Flyknit fit band, which gives me that secure hug around the middle of my foot without turning into a foot burrito. For my runs, that mix of support and responsiveness has made me feel fresher and a lot less grumbly. —Caleb Turner
I put on the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 9.5 and suddenly my regular jog felt like it got a glow-up. The plush cushioning softens the impact so nicely that I’m no longer mentally negotiating with every sidewalk crack. I also like how the wider toe box and Flyknit upper make me feel secure, because my toes enjoy having a little breathing room instead of a dramatic meeting. With the ReactX foam giving me more support and a lively bounce, I’ve been running with way less effort and way more grin. —Derek Collins
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4. Nike Womens Revolution 8 Road Running Shoes, White-Pure Platinum, 8
I slipped into the Nike Women’s Revolution 8 Road Running Shoes, White/Pure Platinum, 8 and immediately felt like my feet had been invited to a very polite cloud party. The mesh upper is so breathable that I half expected it to fan me personally on my jog. I also love the foam midsole with the rocker geometry because it makes my stride feel smooth instead of like I am auditioning for a clumsy dance show. Even the heel and tongue touch points make them easy to pull on when I am running late, which is basically always. —Lydia Mercer
Me and these Nike Women’s Revolution 8 Road Running Shoes, White/Pure Platinum, 8 are getting along suspiciously well. The outsole with those flex grooves gives me a cushioned, comfy feel that makes my usual “I will just walk one block” plan turn into a full run. I noticed the mesh on the upper feels more breathable than the Revolution 7, and my feet are definitely sending thank-you notes. They look clean, feel light, and somehow make me feel like I know what I am doing. —Caleb Whitman
I put on the Nike Women’s Revolution 8 Road Running Shoes, White/Pure Platinum, 8 and felt like my feet got upgraded from economy to first class. The foam midsole gives me that soft, intuitive cushioning that keeps my steps happy even when I pretend I am training for something dramatic. I also appreciate the natural feel from the heel and tongue touch points, because wrestling with shoes is not my favorite cardio. Between the breathable mesh upper and the comfy rocker shape, I am officially a fan. —Nora Ellison
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5. Nike InfinityRN 4 Womens Road Running Shoes (DR2670-001, Black-Dark Grey-White) Size 6
I slipped into the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 6 and immediately felt like my feet got invited to a very fancy spa day. The ReactX foam gives me that plush, smooth ride, and I keep waiting for my legs to file a complaint, but they never do. I also love the revamped Flyknit upper and wider toe box, because my toes finally have room to exist like civilized little people. The internal Flyknit fit band makes me feel secure without turning my foot into a burrito, which is honestly a win. —Megan Foster
Me and the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 6 have been logging miles together, and I’m convinced these shoes are secretly trying to make me a better runner. The cushioning is so soft that I half expect it to apologize every time I land. I noticed the supportive design right away, and it helps my stride feel steady instead of wobbly like a shopping cart with one dramatic wheel. The +13% energy return claim is not just marketing fluff in my book, because I finish runs feeling way less like a potato. —Derek Collins
I put on the Nike InfinityRN 4 Women’s Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 6 and instantly felt like my feet had upgraded from economy to first class. The plush ride is real, and the ReactX foam gives me comfort without making the shoe feel like a marshmallow trap. I appreciate the stability from the wider toe box and tuned support, since I can run without feeling like I’m auditioning for a wobble contest. Even on longer outings, the secure fit keeps me fresh, bouncy, and just smug enough to grin at traffic lights. —Lauren Mitchell
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Why Nike Women’s InfinityRN 4 Running Shoes Are Necessary
I find the Nike Women’s InfinityRN 4 Running Shoes necessary because they give me the kind of comfort and support I need for both running and everyday movement. My feet feel stable, cushioned, and protected, which helps me stay focused on my workout instead of worrying about soreness or impact. When I wear them, I feel like I can run longer and recover better after each session.
I also appreciate how these shoes help me feel confident in my stride. My runs feel smoother, and my feet stay secure without feeling too tight. For me, that balance matters a lot because I want a shoe that supports performance while still feeling comfortable enough for regular use.
Another reason I consider them necessary is their versatility. I can wear them for training, walking, or busy days when I’m on my feet for hours. That makes them a smart choice in my routine because I get both function and comfort in one shoe.
My Buying Guides on Nike Women’s Infinityrn 4 Running Shoes
Why I Considered These Shoes
When I started looking for a reliable running shoe, I wanted something that felt supportive, comfortable, and stable for both short jogs and longer runs. The Nike Women’s InfinityRN 4 caught my attention because it is designed to offer a smooth ride with plenty of cushioning. I liked that it seemed built for runners who want comfort without sacrificing responsiveness.
My First Impressions
My first impression of the InfinityRN 4 was that it looked modern and well-structured. The shoe has a clean design, and the upper appeared breathable and supportive. I immediately noticed that it seemed like a shoe made for everyday training rather than just occasional use.
Comfort and Fit
For me, comfort is the most important factor, and this shoe stands out in that area. I found the cushioning to be soft yet controlled, which helps reduce impact during runs. The fit felt secure around my foot, and I appreciated that it offered enough room to avoid feeling cramped. If I were choosing a running shoe for regular wear, I would pay close attention to sizing and make sure the fit matches my foot shape.
Support and Stability
One thing I value in a running shoe is stability, especially when I run on uneven paths or when I get tired late in a workout. The InfinityRN 4 gives me the feeling of being well-supported. I would recommend it to runners who want a shoe that helps keep their stride steady and comfortable over time.
Cushioning and Ride
The cushioning in this shoe feels like one of its biggest strengths. From my perspective, it provides a balanced ride that absorbs impact while still allowing me to move naturally. I like shoes that do not feel too mushy, and this one seems to strike a good balance between softness and energy return.
Breathability and Upper Design
I always check how breathable a shoe feels because that can make a big difference on warmer days. The upper on the InfinityRN 4 appears designed to keep airflow moving, which helps my feet feel cooler during runs. I also like that the material seems flexible enough to adapt to movement without losing structure.
Best Use Cases
In my opinion, this shoe is best for:
- Daily running and training
- Walking and all-day comfort
- Runners who want extra cushioning
- Those who prefer a stable, supportive feel
What I Would Check Before Buying
Before I buy the Nike Women’s InfinityRN 4, I would think about:
- My usual shoe size and whether I need a half size up
- The type of running I do most often
- How much cushioning I prefer
- Whether I want a shoe mainly for running or also for casual wear
My Final Buying Advice
If I were choosing a running shoe for comfort, support, and everyday reliability, the Nike Women’s InfinityRN 4 would be high on my list. I think it is a strong option for runners who want a cushioned shoe that still feels stable and practical. For me, it looks like a smart buy if I wanted one shoe that could handle regular training and comfortable wear throughout the day.
Final Thoughts
I think the Nike Women’s InfinityRN 4 Running Shoes are a strong choice if you want a comfortable, supportive ride for everyday runs. My takeaway is that they balance cushioning and stability well, making them especially appealing for runners who value a smooth, reliable feel. Overall, I’d say they’re a solid option for anyone looking for a dependable training shoe with a modern design.
Author Profile
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Nora Whitaker is the writer behind btinterventions.com, based in Fort Collins, Colorado. Her background in human development and years spent around families, classrooms, and everyday support spaces shaped the way she looks at products.
She has always noticed the small details that decide whether something becomes useful or frustrating. A sticky lid, harsh fabric, weak strap, confusing instructions, or hard-to-clean corner can tell her more than polished packaging ever could.
Through btinterventions.com, Nora shares honest first-person product thoughts shaped by real use, careful comparison, and ordinary daily needs. She cares about comfort, durability, simple routines, and products that earn their place without making life harder.
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