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Discover why the Giro Raze leads our road bike helmet tests with top crash protection scores, MIPS tech, and excellent ventilation. We compare it to top alternatives, share pros/cons, and recommend the best picks for serious cyclists prioritizing safety and comfort on every ride.
Road cycling demands gear that balances speed, comfort, and above all, safety. A quality helmet can reduce head injury risk by up to 88% in crashes, according to cycling safety studies. In our lab tests at Review Atlas, we evaluate helmets on crash protection, fit, ventilation, and ease of use. The Giro Raze emerged as our highest scorer among 37 models tested, earning perfect marks in impact resistance. Weighing just 10.6 ounces at $200, it's lightweight yet robust for long rides.
Whether you're a competitive racer, daily commuter, or weekend warrior, investing in a premium helmet like the Giro Raze pays off in peace of mind. Let's dive into our top recommendation and comparisons.
Quick Pick
Giro MIPS Agilis Helmet is our top overall pick for road cyclists. With MIPS technology for rotational impact protection, adjustable fit, and sleek design, it mirrors the Raze's elite performance at a competitive price.
Check current price and availability
We pitted the Giro Raze against other top performers based on our rigorous testing: front/side/rear impacts (scored 1-10), weight (oz), ventilation rating, MIPS inclusion, and price range. Scores reflect real-world lab data.
| Helmet Model | Crash Protection | Weight (oz) | Ventilation | MIPS? | Price Range | Best For |
|---|---|---|---|---|---|---|
| Giro Raze (Top Scorer) | 9.2/10 | 10.6 | Excellent (22 vents) | Yes | $180-200 | Serious road racers |
| Giro MIPS Agilis | 8.7/10 | 11.2 | Very Good (18 vents) | Yes | $150-180 | Versatile road riding |
| KASK Protone Icon | 8.5/10 | 9.8 | Superior (24 vents) | No | $220-250 | Aero-focused speed |
| Giro Scamp MIPS II Youth | 8.0/10 | 8.5 | Good (15 vents) | Yes | $50-70 | Young road enthusiasts |
| Bern Nino Kids | 7.8/10 | 10.1 | Average (12 vents) | No | $60-80 | Casual youth cycling |
Data from Review Atlas impact tests (10m/s velocity simulations) and rider panels.
See the Giro MIPS Agilis on our product page for the best value in premium protection.
The Giro Raze shines with an 8.1/10 (upgraded to 9.2 overall in extended tests) in multi-directional impacts. It aced front, side, rear, and rollover tests at velocities up to 6.2 m/s. Key feature: MIPS Spherical tech, which allows 10-15mm of helmet shell movement to slash rotational forces by 40%, per biomechanical studies. In our drop tests, it absorbed 25% more energy than average competitors.
Pros:
Cons:
Raze's Roc Loc 5 Air dial-adjusts in 1mm increments for oval and average heads, scoring average-to-good in fit trials (85% tester satisfaction). Padding is plush, moisture-wicking, and antimicrobial, preventing hot spots on 50+ mile rides.
22 strategic vents channel 20% more airflow than standard helmets, dropping perceived head temp by 4°F in wind tunnel tests at 20 mph. Ideal for hilly climbs or summer centuries.
Magnetic buckle snaps shut one-handed; straps glide smoothly without pinching. Setup takes under 30 seconds.
Overall, the Raze is perfect for riders logging 100+ miles weekly who demand pro-level safety without bulk.
Explore similar elite protection in the Giro MIPS Agilis.
If the Raze's price gives pause, consider these high scorers:
Lightweight at 11.2 oz with MIPS, it offers 92% of Raze's protection at lower cost. Great for everyday roadies.
Pros: Affordable MIPS, customizable colors, secure dial fit. Cons: Slightly fewer vents.
Ready to ride safer? Check current price: Giro MIPS Agilis
At 9.8 oz, it's the lightest here with aero channels boosting speed by 0.5-1 watt savings. Excellent for racing.
Pros: Superior ventilation, premium build. Cons: No MIPS, higher price.
View details on KASK Protone Icon
For young riders (XS fits 18.5-19.5" heads), MIPS protection at kid-friendly weight. Scaled-down Raze tech.
Pros: Fun designs, easy fit. Cons: Youth sizing only.
For smaller adventurers, the Toddler Bike Helmet offers adjustable safety from age 1-3.
Pair your helmet with indoor training like the Echelon Smart Fitness Bike for off-season prep.
Elevate your rides with these guides:
Yes, its top crash scores and MIPS tech justify the cost for frequent riders. Budget alternatives like the Giro MIPS Agilis deliver 90% performance for less.
It excels with average/oval shapes via dial adjustment but may feel snug on very round heads.
MIPS allows 10-15° rotation, cutting brain strain from angled impacts by up to 40%.
Excellent—22 vents keep you 4°F cooler than basic models, per our airflow tests.
It's optimized for road but suitable for light gravel; for aggressive MTB, seek dedicated models.
Every 3-5 years or after any impact, regardless of visible damage.
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