A dual-sport helmet sits between a pure motocross lid and a street helmet. It borrows the aggressive peak, wide eye port, and ventilation architecture of an MX helmet, then adds a face shield so you can ride the highway to the trailhead without eating bugs and wind. The result is a helmet that compromises in both directions — noisier and heavier than a street helmet, less ventilated and less goggle-optimized than a pure MX helmet — but it is the only helmet category that lets you legally and comfortably ride both environments with a single piece of equipment on your head.
The best dual-sport helmets minimize the compromises. The worst amplify them. Here is what works.
The Picks
Klim Krios Pro
The Krios Pro is the lightest dual-sport helmet on the market at approximately 1,350 grams, thanks to a full carbon-fiber shell. That weight savings is immediately noticeable when standing on the pegs or navigating technical terrain. The KOROYD liner (engineered polymer tubes that crush on impact) replaces traditional EPS in the crown area for improved energy absorption and ventilation — air flows through the tubes rather than around a solid foam block. MIPS provides rotational impact protection. The visor system is clean: full Pinlock-ready face shield for road use, tool-free removal for goggles. The chin bar ventilation is among the best in the category, routing air directly across the mouth. ECE 22.06 certified. The price reflects the carbon construction and MIPS integration — this is a premium helmet by any standard.
Bell MX-9 Adventure MIPS
The MX-9 Adventure MIPS is Bell's entry into the dual-sport space and it hits the value sweet spot. The polycarbonate shell is heavier than the Klim's carbon, but Bell's velocity-flow ventilation system moves a legitimate amount of air through the helmet at both low and high speeds. MIPS is included at this price point — unusual for the segment. The face shield is Pinlock-compatible (insert sold separately), and the eye port accepts standard MX goggles when the shield is raised. The peak is not adjustable, which limits tuning for highway aerodynamics, but it sits at a reasonable angle that generates tolerable buffeting up to about 65 mph. The MX-9 fits intermediate-oval head shapes. Bell's quality at this tier is consistently solid — the helmet is not exciting, but nothing about it disappoints.
LS2 Explorer
The LS2 Explorer is the budget dual-sport pick that manages to include features normally reserved for helmets at twice the price. The KPA shell is a blend of polycarbonate and ABS that hits an acceptable weight at this tier. A retractable internal sun visor supplements the clear face shield, eliminating the need for tinted shield swaps. The chin vent is functional, the eye port takes goggles cleanly, and the face shield seals well enough for highway comfort. Wind noise is higher than the premium picks — the shell geometry and peak design are not as aerodynamically refined — but at this price, the Explorer is a genuine dual-sport helmet rather than a street helmet with cosmetic off-road styling. Pinlock-ready with insert sold separately.
Dual-Sport vs ADV: Choosing Your Bias
ADV helmets and dual-sport helmets overlap in concept but differ in emphasis. An ADV helmet is a street helmet biased toward off-road capability. A dual-sport helmet is a dirt helmet biased toward street legality. The practical differences show up in ventilation (dual-sport breathes better at low speed, ADV is quieter at high speed), weight (dual-sport is usually lighter because the shell is less insulated), face shield quality (ADV shields tend to be optically cleaner and seal tighter), and goggle compatibility (dual-sport helmets accommodate goggles more naturally because the eye port is designed for them first).
Choose dual-sport if your riding is 50 percent or more off-pavement, if you ride in warm climates where ventilation is a priority, or if you often switch between visor and goggles on the same ride. Choose ADV if you log significant highway miles, value noise reduction, and use goggles only occasionally. Neither is wrong — the question is which compromises you notice less.
Face Shield Systems
The face shield on a dual-sport helmet serves a different role than on a street helmet. It needs to seal against wind and debris at highway speeds, but it also needs to get completely out of the way when you switch to goggles. The best dual-sport visors lock securely in the fully open position so they do not creep down during off-road riding. They release from the pivot with minimal fuss when you want to remove them entirely. And they seal against the gasket cleanly when closed so air does not leak around the edges at speed.
Cheap dual-sport helmets often get the face shield wrong. The pivot mechanism is sloppy, the shield does not lock open reliably, or the edge seal allows wind penetration that generates noise and eye irritation. When evaluating a dual-sport helmet, operate the face shield mechanism multiple times — open, close, lock, remove, reinstall. If any of those actions feel fragile, imprecise, or require force, the daily reality of owning that helmet will be frustrating.
Goggle Fit and Strategy
Most dual-sport helmets accept standard MX goggles from brands like 100%, Scott, Oakley, and Smith. The eye port is wide enough for the goggle frame, and the cheek padding leaves room for the foam seal against your face. Where fit varies is in the goggle strap routing. Some helmets have channels or guides molded into the exterior shell that hold the strap in position and prevent it from riding up toward the crown. Others rely on the strap sitting against the smooth shell exterior, where it can migrate with head movement.
If you switch frequently between shield and goggles on the same ride, keep the goggles around your neck or clipped to your gear when using the shield. Wearing goggles on your forehead with the shield down creates a gap in the seal, allows wind noise, and makes the helmet front-heavy — a common beginner habit that experienced dual-sport riders avoid.
Noise and Highway Comfort
Every dual-sport helmet is louder on the highway than a comparable street helmet. This is a design consequence, not a defect — the same ventilation openings that keep you cool on a trail at 20 mph become noise sources at 70 mph. The tall peak catches air, the wide eye port admits turbulence, and the chin-bar vents that channel fresh air off-road become wind tunnels on the highway.
Managing noise starts with earplugs. Foam or filtered earplugs reduce sustained wind noise from the 90-plus decibel range to levels that prevent hearing damage over long transits. Filtered earplugs (like those from EarPeace or Alpine MotoSafe) attenuate wind noise while preserving enough clarity to hear traffic, horns, and engine notes — they are purpose-built for riding and work significantly better than foam plugs from a pharmacy. Some riders use custom-molded earplugs from an audiologist, which provide the best fit, the most consistent noise reduction, and the highest comfort for all-day wear.
Beyond earplugs, peak angle affects noise. If your dual-sport helmet has an adjustable peak, experiment with angles at highway speed — even a few degrees of adjustment can change the turbulence pattern and reduce buffeting. Closing all vents on highway transits also helps. And managing expectations is part of the dual-sport bargain: if highway silence is your top priority, an ADV or street helmet is the right tool. A dual-sport helmet earns its keep on the trail, and the highway transit is the price of admission.
Frequently Asked Questions
What is the difference between a dual-sport and a motocross helmet?
A motocross helmet has no face shield and is designed for goggles only, with maximum ventilation and a pronounced peak for roost deflection. A dual-sport helmet adds a sealable face shield for road use while retaining the tall peak, open ventilation, and goggle-compatible eye port of a dirt helmet.
Are dual-sport helmets noisy on the highway?
Yes — most dual-sport helmets produce more wind noise than street or ADV helmets at highway speeds due to the tall peak, large chin-bar openings, and wider eye port. Earplugs are strongly recommended for sustained highway riding. The tradeoff is the superior ventilation that makes the helmet usable off-road.
Can I wear goggles with a dual-sport helmet?
Yes — goggle compatibility is a core feature. Most models allow you to raise or remove the face shield and run standard MX goggles through the wider eye port. Some helmets have dedicated strap guides built into the shell. Check that your goggle brand fits the eye port before committing.
How much does a dual-sport helmet weigh?
Typically 1,350 to 1,750 grams depending on shell material and size. Carbon fiber models sit at the lighter end; polycarbonate models are heavier. Weight matters more in dual-sport than street helmets because the riding involves more head movement and physical exertion.