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How Much Do Aero Helmets Help Triathlon? (Correct answer)

How much time and power do aero road helmets save?

  • How much time and power do aero road helmets save? A properly-fitting time trial helmet compared to a standard road helmet is worth about a minute over 40km, according to Michael Hutchinson, multiple national time trial champion and author of Faster: The Obsession, Science and Luck Behind the World’s Fastest Cyclists.

How much difference does an aero road helmet make?

How much time and power do aero road helmets save? A properly-fitting time trial helmet compared to a standard road helmet is worth about a minute over 40km, according to Michael Hutchinson, multiple national time trial champion and author of Faster: The Obsession, Science and Luck Behind the World’s Fastest Cyclists.

Do you need an aero helmet for Ironman?

The short answer is no.

How much time does an aero helmet save in Ironman?

Answer by Dean Philips. Fitwerx.com Sprint triathlons – 15-30 seconds. Olympic distance triathlons – 30-60 seconds. Half Ironman Distance triathlons – 1.5 to 2.5 minutes. Ironman Distance triathlons – 3-5 minutes.

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Are aero helmets hot?

As a rule, aero road helmets are a little warmer than standard helmets. If you suffer with a hot head when riding or if it’s a very hot day you might want to steer clear, but you’ll probably find a lot of the aero road helmets out there these days are comfortable in most conditions.

Are aero bikes really faster?

With an aero bike, you’ll simply be able to go faster than you would with a non-aero bike. The 150-Watt rider riding during a windy day now finishes 6.5 minutes faster on an aero bike (8.4 minutes with no drafting) and is 83.3 seconds per hour faster (93.6 seconds with no drafting).

Is no helmet more aero?

Bare head had similar air resistance to aero helmets at low yaw angles and the lowest resistance at large angles. The paper’s conclusion is that for helmets (or bare head) that do not have huge number of vents, cross sectional area has more effect than the shape of the head or helmet.

How Aero is the Kask Protone?

The Protone is also lightweight for a semi-aero lid, coming up at 220g for a size medium, beating a lot of its top end rivals like the Giro Synthe (at over 240g). In terms of ventilation, the Kask Protone was very good, but perhaps not good enough for the hottest of days.

How much time will aero wheels save?

The time savings for good aero wheels are significant, according to Barry’s research on the SystemSix and its new Knot64 aero wheels. Even on an aero road bike, the addition of aero wheels saved 48 seconds over a 40K TT at 300 watts compared to a typical 30mm-depth alloy training wheel set.

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How much faster will aero wheels make me?

Using aero wheels has been found to reduce a cyclist’s CdA by 3-5%, so if you generate 350W of power, using aero wheels could see your speed on the flat rise from 44.6kmh to 45.4kmh, an increase of 1.63%.

Are aero shoe covers worth it?

Disley told me there are clear watt savings from wearing aero overshoes. In fact, although the benefits vary from person to person, wearing aero overshoes could save you 3 to 4 watts and if travelling at 35kph for a 112 mile Iron-distance bike leg. this can equate to 2 to 3 minutes!

How slower athletes save more time with aero wheels?

If Slower Riders Feel Less Drag, Why Do They Save More Time? The fastest Ironman athletes spend about 4 hours on their bike, while the slowest athletes take over 8 hours to complete the same course. Slower athletes benefit from aero wheels for a longer duration, and as a result, save more time overall.

Which aero upgrades get you the most for your money?

Aero Upgrade: Aero Helmet An aero helmet is one of the really good value upgrades you can make, getting you the most bang for your buck. A well-fitting time trial helmet can save a rider traveling at 15mph up to three minutes over 56 miles, at 20mph two-and-a-half minutes, and at 25mph around 1:50 in time.

Does an aero helmet work?

Bottom line: Yes, good aero helmets actually do work. The overall shape and design of the helmet determines how the air flows around it (or through it) more than just the presence or absence of vents. Granted, not all aero helmets are created equal, nor all standard road helmets.

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