7 Best Zero Drop Running Shoes in 2024

Jovana Subic
Jovana Subic on
7 Best Zero Drop Running Shoes in 2024
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Running in zero-drop running shoes is great BUT under a few conditions: you know why you’re doing it and what to expect. Learn more in this guide so you can make an informed decision. Reading Born to run is simply not enough (but is highly motivating, yes!).

Though many associate zero drop with minimalism, that’s not necessarily the case. There are some well-cushioned Altra shoes that prove the opposite. Here, you will find our best of the best zero-drop shoes. Our lab measurements of the stack heights are especially interesting because, as it turned out, many shoes that were branded as zero-drop, turned out to be low-drop or even mid-drop!

If you’re not sure about which heel-to-toe drop you need and the effects it might have on your body and running, read our in-depth guide on the heel-to-toe drop

How we test running shoes

We are a group of running fanatics and we do in-depth research. We created our RunRepeat testing lab to put every shoe through the wringer and pick out the best in various categories. Here is the process:

  • We buy all reviewed shoes with our own money for transparency.
  • We deliver feedback on shoes after we log 30-50 miles. We run, walk, and even do light workouts in these shoes.
  • We cut every shoe into pieces to measure stack, drop, and 30+ other parameters.

The best-performing zero-drop shoes make it here.

Best zero-drop running shoes overall

Altra Rivera 3
85
Good!

What makes it the best?

Altra Rivera 3 is our top zero-drop running shoe because it gives us a natural yet energetic experience. Its cushioning serves the perfect mix of protection, ground feel, and comfort in our urban and off-road adventures. Our lab results coincide with all the wonderful experiences we had. 

We identified two key factors behind the Rivera 3's barely-there feel: its minimal drop and adaptive midsole. Measuring just 1.7 mm, the heel drop almost disappears, offering a nearly flat experience. The platform's fluid motion complements our movements seamlessly, which our bend test confirms is 21.4% more flexible than average.

The midsole offers a dynamic yet forgiving ride, delivering ample cushioning for impact protection upon landing and energy return for our takeoffs. The modest 28.4/26.7 mm stack offers a good amount of surface feedback and magnifies the plush sensation through its velvet touch. Our durometer confirms it’s an incredible 34.2% softer than average. Despite this, we don’t sink into the foam and receive a lot of bounce to sustain our faster paces instead.

One complaint we have is that its laces frequently come undone during our runs due to their smooth texture. We recommend switching them out or double-tying them for added safety.

Pros

  • Great for easy runs
  • Superb comfort
  • Plush cushioning
  • Peppy and responsive
  • Flexible and forgiving ride
  • Unhindered and smooth strides
  • Toebox easily accommodates wide feet
  • Works great as a walking shoe
  • Can go sockless

Cons

  • Lockdown needs a lace lock
  • Laces get untied easily
  • Not great for speedwork
Full review of Altra Rivera 3

Best zero-drop daily running shoes

What makes it the best?

Paradigm 7 shines as a light go-to pair that gives great ground feel, comfort, and flexibility to move around. It has some stability features for added support and is very accommodating for all-day wear. Our lab and run tests cement Paradigm 7 as our best daily trainer among zero-drop running shoes.

Paradigm 7 stays true to Altra’s zero-drop branding, with an almost non-existent 0.1 mm drop. Its 27.6/27.5 mm stack, combined with its Innerflex technology, makes it ideal for midfoot to forefoot strikers. This utilizes cuts in the midsole to allow the foot to flex naturally. Its flexible nature makes it easier to maneuver, emerging 28.9% more adaptive than average.

Even with its lower stack, the Ego Max cushioning feels comfy without being overly soft. This enhances stability because we don’t bottom out. Our durometer confirms its velvet touch, measuring 18.8% softer than average.

Paradigm 7 feels airy and fresh with its light 9.3 oz (264g) weight vs. the 9.5 oz (268g) average. Its upper contains large ventilation holes with a thin fabric underneath for comfort. On our breathability test, it scored an impressive 5/5.

This isn’t the best option for speed-running as it lacks the energy return to sustain fast paces.

Pros

  • Exceptional space for toe splay
  • Highly stable and supportive
  • Really light
  • Features Ego Max foam for added comfort
  • Innerflex technology promotes natural midfoot striking
  • Outstanding durability
  • Versatile for walking or gym use
  • Genuine zero-drop design!

Cons

  • Becomes uncomfortably firm and stiff in cold weather
  • Priced on the higher end of the spectrum at $170
  • Not suitable for fast-paced running
Full review of Altra Paradigm 7

Best zero-drop tempo/race running shoes

What makes it the best?

Just by its name, we already know the Altra Escalante Racer has speed in its DNA. The streets and our lab further confirm it's the best tempo/race shoe among zero-drop running shoes. With its light, low, and loose build, it offers a grounded and energetic experience that’s great for building speed without the aid of rigid plates.

Light at just 7.3 oz (208g), Escalante Racer melts away with our feet as soon as we start running. Its lightweight design is attributed to its thin midsole, enhancing ground connection and agility.

Low drop and cushioning is what this speedster's all about. At 19.0/18.5 mm, its minimalist stack makes our legs do the work, which is great for building muscle strength and endurance. The almost-zero 0.5 mm deviation is barely noticeable, enhancing the barefoot experience.

Loose from all angles—Escalante Racer boasts of the FootPod technology in the outsole and the InnerFlex technology in the foam to ensure the shoe moves based on our natural motions. From forward bends to twists, the midsole barely resisted. Our lab results showcase an impressive 62.9% higher flexibility than average and the lowest 1/5 score for torsional rigidity, proving that speed and flexibility can go together.

However, its minimal cushioning may lack comfort for daily abuse and very long miles. We warn caution that the zero-drop ride takes time to get used to.

Pros

  • Durable, breathable upper
  • Exceptionally flexible
  • Minimalist, natural ride
  • Superior grip
  • Spacious toebox
  • Stable
  • Really lightweight
  • Authentic zero-drop design

Cons

  • Minimal energy return
  • Not the best for winter
  • Non-gusseted tongue
Full review of Altra Escalante Racer

Best zero-drop running shoes for long distance

What makes it the best?

Among zero-drop running shoes we tested on foot and in the lab, Altra VIA Olympus 2 stands out as the best for long distance with its cushioned midsole offering a dynamic ride and its durable outsole surviving hundreds of miles. Not only that, it’s designed with intention, mirroring our natural foot shape for a more comfortable experience. 

Made with EGO MAX foam, VO2 delivers a generously cushioned and responsive ride that feels more effortless in endurance runs. Our caliper reveals a tall 34.8 mm heel, and a staggering 35.0 mm forefoot, one of the tallest we’ve encountered in this area. This leads to a non-existent -0.2 mm drop, maintaining Altra’s zero-drop branding. With its plush foam, 32.2% softer than average, it infuses each stride with bounce and comfort.

The toebox boasts Altra’s FootShape design, mirroring the natural foot silhouette for unrestricted comfort. With a roomy 104.4 mm toebox tapering to 91.1 mm at the big toe, it accommodates foot swelling during long runs.

Even the outsole has the FootPod technology, with cuts that align with our foot anatomy. Though it measures softer than average, it shows 33.3% less wear in our Dremel test than average, proving it’s built to last.

However, VO2 offers limited ventilation, which may cause blisters and hotspots when running in hot weather. We recommend looking elsewhere if breathability is a priority.

Pros

  • Incredibly roomy toebox
  • Authentic zero-drop design
  • Extremely cushy and soft midsole
  • Superb all-around durability
  • Cozy upper
  • Remarkably stable
  • Ideal for long runs

Cons

  • Limited ventilation
  • Tongue not gusseted
  • Still a bit heavy
Full review of Altra VIA Olympus 2

Best zero-drop minimalist running shoes

What makes it the best?

Among zero-drop running shoes, Merrell Vapor Glove 6 stands out by perfectly encapsulating the essence of minimalism. Rigorous evaluations on foot and in the lab reveal it delivers an authentic experience through its flexible midsole, grounded feel, and dependable traction. Despite its exceptional performance, this shoe remains steadfastly minimalist, exemplified by its accessible price tag of only $90.

The shoe disappears on foot as we start running and our scales reveal why: it’s an almost weightless 5.6 oz (159g), boldly shaving off 40.2% from the average trail shoe’s build. Further enhancing its featherweight feel is the maneuverable midsole, which emerged a staggering 92.5% more flexible than average. It basically feels like there’s no resistance to bending with its 2.2N force result.

The light and loose build is the result of VG6 stripping away its cushioning. At a low and leveled 7.6 mm stack, it makes us highly sensitive to ground feel, allowing us to quickly adapt to unpredictable terrains. This shoe truly delivers the zero-drop experience and our precise measurements align.

Underfoot is the reliable Vibram outsole with an aggressive pattern to enhance grip. Staying consistent in our assessments, Vibram delivers unmatched traction on mixed terrains we tested.

Unfortunately, those with narrow feet will find the shoe overly spacious. These types of runners who prefer a glove-like fit can explore elsewhere.

Pros

  • Accommodates wide feet comfortably
  • Exceptional ground feel
  • Fairly priced at $90
  • Highly responsive and agile
  • Extremely flexible design
  • Ideal for those with wide feet
  • Maintains grip, even on wet surfaces
  • Sockless ready
  • Perfect for road running or tackling easy trails
  • Versatile enough for hiking, walking, or even gym workouts

Cons

  • Overly spacious for those with narrow feet
  • Outsole shows wear quickly
  • The cushioned insole detracts from a true barefoot experience
Full review of Merrell Vapor Glove 6

Zero-drop running shoes with the best cushioning

Altra Olympus 5
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What makes it the best?

The Altra Olympus 5 is one of the best zero-drop trail shoes money can buy, with its supreme cushioning in the forefoot as well as the heel, and its impressive grip on wet and dry surfaces. Add its excellent energy return to the equation, and it easily takes the cake as our top zero-drop trail shoe. 

The Olympus 5's outsole has an outstanding grip that inspires a lot of confidence and security with each step. Whether we were running on wet or dry trails, the outsole did its job and stuck to the surface.

The shoe also absolutely crushes it in the cushioning department. Its heel stack is 2 mm taller than the average trail shoe, while the forefoot is a massive 6.1 mm taller. That ample amount of foam helps keep our legs well-protected on the trails. Meanwhile, the midsole is 21% softer than the average, providing a magnificently comfortable experience even on long-distance treks.

More than being soft and comfy, that midsole is also quite responsive. We felt that it had a lot of energy return, which added more excitement to our runs. 

However, the Olympus 5 is quite a heavy shoe at 11.46 oz (325g), which is 10% heavier than the average trail shoe. So those looking for a more lightweight trail shoe should consider other options.

Pros

  • Grippy on wet and dry trails
  • Protective muscles
  • Comfort is a 10/10
  • Toe box welcomes wide feet
  • Gives out energy
  • Breathable
  • Stable ride
  • Heel lockdown is terrific!
  • Easy on and off

Cons

  • Durability couldn't be worse
  • Annoying lace bites
  • It's a splurge
Full review of Altra Olympus 5

Best zero-drop trail running shoes

What makes it the best?

Among all the shoes we lab-tested and ran in, Lone Peak 8 won us over with its flexible midsole, intuitive ride, and stability. As our top zero-drop trail shoe, it tackles mixed terrains with ease and control.

Navigating through unpredictable grounds feels like a breeze as the fluid midsole promotes quick and agile movements, adapting easily to our strides with less resistance. Our bend test confirms that it’s 27.1% more flexible than average. To ensure surefootedness, LP8 has 3.0-mm chevron-shaped lugs that grip excellently in dry conditions.

LP8 maintains a below-average 22.7/21.3 mm cushion, which leads to a barely-there 1.4 mm drop. This low and leveled profile promotes a more natural running feel with well-planted feet and fewer ankle rolls. We have high ground sensitivity while having enough impact and debris protection underfoot. Our durometer confirms the foam is 11.4% firmer than average, boosting both stability and a nice spring in our runs.

The wide, squared toebox follows our natural foot shape to enhance comfort and stability upon landing. The big toe area only tapers by 5.9% vs. the 20.5% average.

A weak point we found is the underwhelming traction of LP8 on wet and muddy terrains. We recommend sticking to dry surfaces for a safer running experience.

Pros

  • Responsive midsole
  • Natural barefoot feeling ride
  • Low to the ground and stable
  • Doubles as a reliable hiking shoe
  • Breathable and durable ripstop upper mesh
  • Secure midfoot lockdown
  • Accommodating toebox
  • Generously padded and comfy
  • Dries quickly
  • Gaiter attachment ready

Cons

  • Not so grippy in wet conditions
  • Subpar outsole durability
Full review of Altra Lone Peak 8

What are zero drop running shoes

As the name suggests, these shoes have a heel drop of 0mm. That means there is no height difference between the heel and the forefoot.

zero-drop-running-shoe.jpg

Example of a zero-drop running shoe cut in half

The moment you put zero drop shoes on for the first time, they might even feel like they have a negative heel drop. It’s all good, nothing is wrong with the shoe (even though you’ll see dozens of reviews hating the shoes because of this). It just takes time to get used to them. 

If this is your first time hearing about zero drop in running shoes, it might not sound like a big deal, but it actually is. The majority of running shoes (92%) are outside of the zero-drop category. An unofficial standard is 10mm. 

Heel drop vs. stack height

While the heel-to-toe drop might be zero, that doesn’t mean that the shoes are flat and close to the ground. That’s when stack height enters the scene. 

Stack height is the amount of material placed between your feet and the ground. The more cushioning you look for in running shoes, the higher the stack height is. It’s not related to heel drop.

Difference between heel drop and stack height

4 things to consider when buying zero drop running shoes

If you’re looking for a zero-drop running shoe, chances are you’re not a beginner. So we’ll skip the obvious advice for buying running shoes and focus on that which is specific for zero-drop running shoes. 

Here are a few questions to ask yourself before buying zero drop running shoes: 

1. How much cushioning do I need? 

This is directly related to how much a) ground feel you like and b) softness you enjoy. With more cushioning, there’s more comfort, more weight, and less ground feel.

zero-drop-low-stack-vs-high-stack.jpeg

Merrel Vapor Glove 4 (barefoot zero-drop, no shoe feel, feeling every tiny bump) vs Altra Superior 4.5 (minimalist zero-drop, mid cushioning that allows for both shoe and ground feel)

Keep in mind that some shoes, like Merrel Vapor Gloves, are so flat that even walking on concrete in them might hurt your feet. But they do wonders on soft trails. 

If this is your first trip to the zero-drop world, maybe leave the minimally cushioned shoes for later - to give your feet time to adjust to the new heel drop first. Either way, take it slowly.

2. What’s my running strike? 

This question is tightly related to the stack height and how much cushioning you need underneath your feet. While running, do you land on your toes (forefoot strike), midfoot, or heel (heel strike)? 

Forefoot, midfoot and rearfoot strike

It’s not a written rule, but experience has shown that minimal or really low stack height is more friendly towards forefoot- and midfoot strikers. This is because heel strikers don’t get enough cushion while landing and might end up hurting their feet or ending the run abruptly.

Example of a midfoot strike

Heel strikers appreciate higher-stacked running shoes. Either way, take it slowly. 

Stack height vs. running strike in zero drop running shoes
  Minimal stack height Medium and maximal stack height
Stack height values 0-12mm 13-33mm
Recommended foot strike Best for forefoot and midfoot strikers All, but heel strikers appreciate high stack the most
Brands to look at Merrell, Vibram Five Fingers, Vivobarefoot, Xero Altra

3. Do I need arch support?

Not all zero-drop shoes are completely flat and supportless. Some come with cushion and arch support and the most famous among them are Altra zero drop running shoes. The moment you put them on, you’ll feel an arch-shaped cushioned bottom. 

Arch shaped support inside a shoe

Visible arch-shaped support inside an Altra shoe.

However, if you prefer completely flat running shoes with no support features, brands like Vibram Five Fingers, Vivobarefoot, Xero are worth checking out. Either way, take it slowly. 

4. Which fit do I prefer?

Zero drop running shoes have the most options when it comes to the width of the shoes and toebox design. 

First, it all started with the idea that zero-drop running shoes will resemble barefoot running. Then those shoes got a bit of stack, a bit of support, and today there are even maximalist running shoes with a heel to toe drop of 0mm. 

Next to the regular options found in the rest of the running world, these are specific to zero-drop only: 

  • Vibram Five Fingers. Might look weird at first, but people swear by them. Basically, every toe has a pocket of its own. 
  • Foot-shaped shoes. These running shoes actually resemble the shape of your feet - toebox are wide, enough to wiggle your toes, and they don’t feel like your feet need to adjust to a design. It’s vice versa. Altra has trademarked this design. 

Either way, take it slowly. 

The difference between barefoot, zero drop and minimalist running shoes

To once and for all distinguish these categories. 

Minimalist, barefoot and zero drop running shoes

In the realm of running shoes, there are minimalist running shoes - shoes that need to satisfy a certain set of criteria. Zero-drop shoes may or may not be minimalist shoes, simply because heel to toe drop is only one out of 5 factors counting in the minimalist index. And all barefoot shoes are zero-drop shoes. They are minimalist of the minimalist. Pure logic dictates that barefoot humans have no heel drop. 

Barefoot running shoes offer the best ground feel.

barefoot-minimalist-running-shoe.jpg

Example of a barefoot running shoe Merrell Vapor Glove 4

Nothing else is exact because most of the benefits depend on the stack height which varies both in zero drop and minimalist running shoes. 

Are zero-drop shoes bad for your knees?

Depends. While low-drop running shoes affect lower leg muscles, that doesn’t mean they are bad for knees or any other part of the body. 

This study has shown that zero-drop shoes can be a great alternative for women with knee pain or weakness. This study has gone on to show that heel drop did not affect the injury risk in 553 runners (after a 6-month follow-up). 

Transitioning to a zero drop running shoe

Transitioning period when going from a higher drop to a zero drop is a must. Take it seriously, take it slowly. 

Here are a few facts to help you understand it:

  • The bigger the difference in the drop, the longer the transition period should be. Consider doing it in steps, e.g. getting shoes with a 4mm difference in the drop, not 8 or 10mm. 
  • By changing the drop, you are changing the muscles that will work more while running. Lower drop [1 in the table below] asks for ankle, foot muscles, calves and Achilles to work more. Sometimes they are not ready and need more time to adapt. Higher drop [2 in the table] activates knees and hip muscles more.
Low High
Lower leg muscles impacted by a heel drop Higher leg muscles impacted by a heel drop
  • It will help if you start slowly. If there’s no pain, use your shoes every day at short distances, even if it’s only going to the grocery store. Slowly, up the ante. The moment you feel pain during or after the run, rest and don’t put on the same shoes again until you’re feeling ok. It should not come to that, ideally, at all. 

How long it takes to transition to a zero-drop shoe completely? 

For some, it’s 2 months. For other people, we’re talking about 1 year of slowly transitioning. As this study has shown, 10-week usually is not enough. 

It’s completely individual and depends on a few factors:

  • Your overall health and the strength of your leg muscles,
  • Previous injuries, 
  • The difference in heel drop (it takes more time to go from 10mm to 0mm than from 4mm to 0mm),
  • Whether you follow the transitioning guidelines and listen to your body,
  • The amount of cushioning (cushioned zero-drop shoes are easier on the feet than completely flat running shoes that allow you to feel every little rock, crack, leaf underneath them). 

This doesn’t mean you should run only in zero-drop shoes. It’s OK to mix and match with your other shoes as well. 

Keep in mind, one drop doesn’t work for everyone. Going zero-drop should be your decision and you should go through with it only if you enjoy it. 

Author
Jovana Subic
Jovana Subic
Whether it's a vertical kilometre or an ultra, climbing in the Alps or exploring local mountains, Jovana uses every opportunity to trade walls and concrete for forests and trails. She logs at least 10h/week on trails, with no off-season, and 4x more on research on running and running shoes. With a background in physics and engineering management, she prefers her running spiced with data.