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The Best Bike Helmets for Comfortable, Breezy Protection

Keep your noggin in good condition with these expert-recommended lids from Specialized, Giro, Lazer, and more.

By Adam Schram
best bike helmets
Runners World; Courtesy Abus

Riding bikes can be a liberating shakeup for runners looking to experience some speedy cross-training without less impact. Unfortunately, that mechanical speed advantage isn’t without risk: You can crash, and you can crash hard. Concussions are unsettlingly prevalent in the cycling world. Almost 25 percent of cyclists have suffered a traumatic brain injury at some point while riding, according to a 2019 study published in The Journal of Sports Medicine and Physical Fitness—and this life-altering injury shouldn’t be taken lightly. Modern advances in helmet technology can make wearing one virtually unnoticeable and, sometimes, make you faster, too.

Best Bike Helmets

  • Echelon II

    Best Overall

    Specialized Echelon II

    $100 at Specialized
    Read more
  • Isode MIPS

    Best Budget Option

    Giro Isode MIPS

    Read more
  • Caden MIPS II

    Best for Commuting

    Giro Caden MIPS II

    Read more
  • Sphere Helmet

    Best for Triathletes on a Budget

    Lazer Sphere Helmet

    Read more
  • Omne Air Spin

    Sleek and Stylish

    POC Omne Air Spin

    Read more
The Expert: As a former non-helmet-wearing bike commuter, my life was significantly harder for years after I inevitably hit my head one icy winter day. Later, as a salesperson at The Bicycle Shop in State College, Pennsylvania, I made it a personal mission to educate as many people as possible about the benefits of wearing a helmet. Simultaneously, I’ve spent enough time in the saddle for big races to know the ins and outs of what makes a helmet feel good, look better, and work best.

What to Consider When Buying a Helmet

Sizing

A properly fitting helmet functions dramatically better than one that’s the wrong size. Most lower-end helmets come in one-size-fits-all packages, but fancier helmets tend to have multiple sizes for added comfort and range of fit. Companies all size their helmets the same way, based on the circumference of the head above the ears. These ranges can vary between brands, though, so it’s important to measure your own head and keep that number handy if you can’t try on a helmet before buying it.

Weight, Ventilation, and Aerodynamics

One of the luxuries of running, which I will always envy as a cyclist, is the ability to feel the wind on your head mile after mile. That said, some helmets are lighter and better ventilated than others; these designs, while more expensive, can help alleviate the “brain bucket” feeling that many riders succumb to on hot days. Even though they have less material, these helmets must still meet the same safety standards as all others, and the increased cost is mostly the result of deeper structural engineering to make every gram of foam count.

In the past decade, the proliferation of aerodynamic, or “aero,” helmets has taken the road cycling and triathlon worlds by storm. This style, while lacking the many vents that keep other lids cool, is designed to improve the aerodynamics of a rider’s head, and some people argue this upgrade can make an even bigger difference in a race than buying an aero bike or fancy carbon wheels.

What’s MIPS, and Do I Need It?

The Multidirectional Impact Protection System (MIPS) is a helmet liner technology that allows a helmet to slide around on your head if you hit the deck. Although this sounds counterproductive, it’s incredibly helpful for preventing your head from twisting sharply—along with a helmet—on side impacts, which is what would happen if you were wearing a helmet without MIPS. In other words, MIPS also protects you from whiplash, not just concussions, and I generally recommend buying helmets with this additional protection.

To Visor or Not to Visor?

What’s nice about visors is that they can block intermittent spots of sunlight that peek through trees, and they can also shield you from branches, dirt, or rocks that might fly up from your wheels on densely forested trails. Larger visors start to become a hindrance in a more bent-over road riding position, where they can get in the way of seeing down the road. Ultimately, you’re going to see helmet visors much more often in off-road applications like mountain biking than on the tarmac, where cyclists tend to opt for sunglasses.

How We Evaluated These Bike Helmets

Over a decade of riding, I’ve cycled through tons of helmets (no pun intended), and I’ve certainly tested some of their crash protection limits in my years in the off-road and racing scenes. These are all helmets I’ve worn myself, seen on my riding buddies from home, or sold en masse while working at a bike shop. I chose all of them because of their outstanding features, ventilation, protection technology, aerodynamics, aesthetics, and the combination of all those factors. I also consulted with some Bicycling test editors to hear their thoughts on the matter.

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Best Overall

Specialized Echelon II

Echelon II
Best Overall

Specialized Echelon II

$100 at Specialized
Pros
  • Pro-level helmet in a bargain package
  • Lots of venting
Cons
  • Heavier than more race-oriented options

Although I've never worn this helmet, I know several collegiate triathletes who swear by it. The Echelon is just two steps down from Specialized’s highest-end helmets, and it’s a third of the price of the new, top-spec Prevail 3. A whopping 27 thin vents keep your head cool as can be, the helmet’s Tri-fix web splitters keep the straps away from your ears, and it even has a mount for Specialized’s ANGi crash sensor, which notifies an emergency contact when you’ve hit your head.

Key Specs

SizesS, M, L
Weight308 g (M)
Vents27
MIPS-EquippedYes
Best Budget Option

Giro Isode MIPS

Isode MIPS
Best Budget Option

Giro Isode MIPS

Now 25% Off
Pros
  • Affordable
  • Beginner-friendly
Cons
  • One-size-fits-all gets awkward at the extremes
  • Heats up a bit quicker than higher-quality helmets

The Isode MIPS was my primary recommendation for customers who came into the bike shop and told me they were just starting to ride. It has everything a beginner on the road needs, and nothing they don’t. The helmet is at least as safe as even the most expensive models I recommend here, and the competitively lightweight design still has an impressive number of vents.

Key Specs

SizesOne size
Weight285 g
Vents22
MIPS-EquippedYes
Best for Commuting

Giro Caden MIPS II

Caden MIPS II
Best for Commuting

Giro Caden MIPS II

Pros
  • Design proves strong attention to detail
  • Good balance of form and function
  • U-lock port thwarts would-be thieves
Cons
  • Ventilation is good, not great

Some people might tell you that you don’t need a high-quality helmet for commuting, but I beg to differ: You’re getting much more daily use out of it, realistically subjecting it to more torture, and (hopefully) rocking it with your workday getup without looking like an astronaut. The new Caden MIPS II meets all of these needs with flying colors. Thoughtful details like reflective hits and a port for a U-lock make this an indispensable asset of rush-hour warriors. Giro also offers this lid without MIPS and with a removable rear light to boost your visibility. The modern, more ventilated take on a skate-style design keeps you feeling cool by both definitions.

Key Specs

SizesS, M, L
Weight360 g (M)
Vents12
MIPS-EquippedOptional
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Best for Triathletes on a Budget

Lazer Sphere Helmet

Sphere Helmet
Best for Triathletes on a Budget

Lazer Sphere Helmet

Pros
  • Good value for, effectively, two race helmets
  • Competitive weight
Cons
  • Aeroshell sold separately
  • Could offer more ventilation

Trying to gather the equipment for three different sports can get costly quickly, especially with all the bike accessories. Thankfully, a good portion of Lazer’s product line has a unique trick for helping you get two helmets in one: The Aeroshell, sold separately from the Sphere, is a molded cover that snaps seamlessly onto the outside of this helmet to make it significantly more aerodynamic. That way, you can have a well-ventilated helmet for your everyday training, and you only have to spend an extra 20 bucks to be ready to cut through the wind on race day.

Key Specs

SizesS, M, L, XL
Weight280 g (S)
Vents18
MIPS-EquippedYes
Sleek and Stylish

POC Omne Air Spin

Omne Air Spin
Sleek and Stylish

POC Omne Air Spin

Pros
  • Wide range of uses
  • Roadie-approved style points
Cons
  • Heats up more quickly than some road helmets

For a helmet that can go miles in any condition, consider the Omne Air Spin. It’s ventilated enough to pull its weight on a long, hot day, but not so much that it can’t be an effective, good-looking helmet for year-round commuters. Instead of MIPS, POC uses its similar proprietary technology called SPIN. Whether you’re rocking a skinsuit or business casual, you won’t look out of place with this POC piece on your noggin.

Key Specs

SizesS, M, L
Weight290 g
Vents13
SPIN-EquippedYes
Pros
  • Good price for an aero helmet
  • Lightweight
Cons
  • Does not have a MIPS option
  • Pricey

When it comes to aero helmets, it can get pretty tricky to find a model that is less than $300. Although, to some extent, this is a natural limitation of a design with so much engineering behind it, Abus knew it could shave something off that price tag while still producing a professional-grade race helmet. The GameChanger cuts through the wind in all directions thanks to its rounder shape (as opposed to long-tailed time trial helmets), and it still vents well enough to keep you from steaming up as the mercury rises.

Key Specs

SizesS, M, L
Weight280 g (S)
Vents18
MIPS-EquippedNo
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Ultralight and Breezy

Specialized S-Works Prevail II Vent

On Sale
S-Works Prevail II Vent
Ultralight and Breezy

Specialized S-Works Prevail II Vent

Pros
  • Incredibly lightweight
  • Unparallelled ventilation
  • Detachable visor
Cons
  • Definitely a one-crash helmet
  • Pricey

When the Prevail II Vent first made its way into the bike shop where I worked, I surprised as many people as possible with how light it is—all it took was to hand it to them. This helmet feels like it shouldn’t be real, let alone protective, but Specialized worked its magic on the original Prevail II. The company removed every gram of foam that it could deem structurally unnecessary, and there are several areas where the helmet’s raw carbon skeleton is peeking out. It costs an arm and a leg at full price, but it’s a helmet that you can truly forget you’re wearing.

Key Specs

SizesS, M, L
Weight264 g (L)
Vents27
MIPS-EquippedYes
Best for Mountain Biking

Giro Source MIPS

Source MIPS
Best for Mountain Biking

Giro Source MIPS

Pros
  • An exceptionally well-rounded design
  • Adjustable visor
Cons
  • More head coverage means less airflow

I don’t have one definitive favorite feature of the Source; it’s truly the synthesis of everything that pushes me to recommend it as my favorite trail helmet. It’s well-ventilated, it has impressive temple and back-of-head coverage, and it’s adjustable far beyond many people’s practical needs. The inner lining cradles my head quite comfortably, and I can even adjust the angle of the visor for varying conditions and light levels. There’s a women’s option available as well, but as far as I can tell, it’s functionally the same, just with a different run of colors and sizes.

Key Specs

SizesS, M, L, XL (M); S, M (W)
Weight323 g (men’s S)
Vents17
MIPS-EquippedYes
Best Value for Mountain Biking

Specialized Camber Helmet

Camber Helmet
Best Value for Mountain Biking

Specialized Camber Helmet

Pros
  • Unbelievable price for the quality and features
  • Fits goggles comfortably under the visor
Cons
  • Fixed visor isn’t always perfectly positioned on sunny days

Recently, I got into a bit of a snag during a shift at the bike shop because I accidentally labeled a pallet of Specialized Cambers as their much more expensive cousin, the Ambush 2. The reason? They’re nearly identical. They feature similar visor designs, vent counts, safety features, and adjustability; the only notable differences are in weight and how much of your head they cover (the Ambush 2 goes a little lower past the temples and the back of your head). The Camber is designed for mountain bikers of all ages, sizes, and skill levels, and it does so with the prowess of a helmet twice its price.

Key Specs

SizesXS, S, M, L, XL
Weight370 g (M)
Vents13
MIPS-EquippedYes
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Best Kids Bike Helmet

Giro Scamp Helmet

Scamp Helmet
Best Kids Bike Helmet

Giro Scamp Helmet

Pros
  • MIPS in a kid’s helmet
  • Plenty of features
Cons
  • Very small visor

Finding a smaller-sized helmet with a MIPS liner is no easy task sometimes, and the fact that Giro has one in an affordable package built for kids is a stellar achievement. Even better, the Scamp is still fully adjustable, able to fit a head as little as 45 centimeters in circumference, and light enough to remain manageable for toddlers with yet-to-be-developed balance.

Key Specs

SizesXS, S
Weight251 g
Vents8
MIPS-EquippedOptional

More Tips to Help You on Your Helmet Search, From Our Expert, Adam Schram

bike helmets
By Trevor Raab

RW: What’s one criterion you have when shopping for a bike helmet?
A.S.: Regardless of what helmets you pick, I suggest taking a look at Virginia Tech’s helmet ratings before making a decision. I don’t usually recommend anything that has fewer than four stars, but helmets from high-profile brands seldom sell something that wouldn’t achieve that rating.

RW: When does a bike helmet need to be replaced?
A.S.: There are two reasons to replace a helmet, first and foremost being because you crashed with it. Helmets are designed to crumple (much like the front end of your car), and they’re effectively useless afterward—better the helmet than your head, though. The other instance that most people don’t know is when the helmet “expires.” It usually takes about five to 10 years, but the foam will eventually harden and lose its ability to absorb shock. Look inside your helmet to see if it has an expiration date on the label.

RW: We all like a deal, but when does it make sense to spend more than $150 on a bike helmet?
A.S.: In truth, I only think that helmets beyond this price point will make a difference if you’re racing at a high level. Spending more can make sense if you’re really looking at shaving seconds off during your toughest efforts. Good full-face mountain bike helmets are a bit of an exception, but that’s the only one I can think to make.

Headshot of Adam Schram
Adam Schram

Adam Schram is making his way into the writing business after a solid seven years of working as a bike mechanic in State College, PA. His experience includes a brief stint as a collegiate mountain bike race organizer, two terms as president of the Penn State Cycling Club, and too many years as a junior roadie. Though he has worked in the cycling industry since he was fifteen, he's still thrilled every time he encounters a new piece of tech, and that enthusiasm extends well outside the bounds of his hobbies. When not riding or writing, Adam enjoys listening to indie music, watching cheesy sci-fi, and losing fantastically at trivia night.

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