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Questions tagged [performance]

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6 votes
1 answer
192 views

How does the frame geometry of a cyclocross bike affect its performance in off-road conditions?

The frame geometry of cyclocross bikes aims to offer a responsive and agile feel while providing stability and control over mixed surfaces. It allows riders to handle the demands of cyclocross racing, ...
Arunabh's user avatar
  • 123
1 vote
3 answers
103 views

When does power meter accuracy matter?

For a given use case power meter accuracy may or may not matter. Here are two use cases: BikeRumor - Power Meters Explained No matter which power meter you land on, the most important aspect is ...
David D's user avatar
  • 22.1k
4 votes
2 answers
646 views

Can a lightweight cyclist climb better than the heavier one by producing less power?

I guess it's possible because on the climbs you need to beat gravity more than the wind resistance but is there a formula to calculate how much the weight of the rider affect the climbing performance?
Ender's user avatar
  • 2,090
-2 votes
1 answer
136 views

Holding all other things constant, what is the performance difference of adding a pound of weight to each pedal on a bicycle?

I am looking for an answer that may include watts and/or calories per hour only. Please do not discuss wheels, tires, bearings, body weight, frame weight. Just help me understand the physics of adding ...
Ben Marshall Berg's user avatar
0 votes
3 answers
363 views

Best specifications to look for a mixed use bike

I enjoy riding on narrow trails, going on cross country and exploring the woods with my bike. But sadly, I spend most of my time on the bike commuting to my job. My question is what are the best specs ...
Jonathan Pacheco's user avatar
11 votes
3 answers
900 views

What are (a) the source of and (b) the justification (e.g. experimental) for the concept of "normalized power" used in physical endurance training?

In lots of places, I see the concept of "normalized power" recommended for measuring the intensity of a workout and it is claimed in many of these places to be superior to "average ...
Byron Dom's user avatar
  • 171
7 votes
6 answers
3k views

losing weight versus getting lighter bike

Which would boost riding performance more: losing weight, or keeping the weight but a lighter bike? I know that a good bike is not just about weight, so assume that the new bike purely weighs less ...
Lightsout's user avatar
  • 1,737
1 vote
3 answers
40k views

Why is my new front wheel not spinning?

Today my front wheel got flat. I took it for repair and when I went back home cycling it was very hard. It felt so heavy and that was not normal for speed 4, when I changed down to speed 3, 2, 1 it ...
Caren's user avatar
  • 11
2 votes
4 answers
3k views

Commuter bike for better performance: less weight, or internal gear-hub?

Background I commute daily to work, the ride is about 10 km each way, across the city. The path is mostly streets with intersections, and a few long cycling lanes. Some hills here and there: Strava ...
Mehdi's user avatar
  • 123
0 votes
2 answers
249 views

How do you bicycle the most efficiently on a road bicycle? [closed]

I assume this has been studied to no end for e.g. UCI governed bicycle racing, and probably by others as well. Simply: How do you ride the most efficiently, in the context of putting down power? I'...
AlphaCentauri's user avatar
15 votes
3 answers
9k views

How efficient is string bike? Is this really a revolutionary bike?

Bicycles are getting evolved with good technologies or methodologies as the period changes. Now, this one bike, so called string bike has been introduced, which doesn't have chain, derailleur but ...
HariDev's user avatar
  • 316
2 votes
1 answer
902 views

Curious about foot position on clipless and regular pedals when mountain biking

I normally ride flat pedals and being a mountain biker with a little bit of training behind me, I pedal with the balls of my feet in front of the spindle. I had a pretty good trainer and once I ...
Chris's user avatar
  • 809
4 votes
3 answers
9k views

Disadvantages of using QR->Thru Axle Adapters?

I have a 100x15 front 142x12 rear cyclocross frame. I'm considering getting mid range wheels with quick releases that come with thru axle adapters. The wheels are lighter and better than most options ...
ELion's user avatar
  • 123
9 votes
1 answer
12k views

Effects of jockey wheel sizes & types

I'm wondering about the variations in jockey wheels / derailleur pulleys and what differences they make; There's a lot of conflicting and confusing information out there, so I'm after some general ...
Synchro's user avatar
  • 201
2 votes
2 answers
3k views

Just how much difference does your bike make?

I'm new to cycling and got a cheap (not the very cheapest probably one step up) mountain bike as a way to get around the country lanes in Cornwall, with the odd rough track here and there down to a ...
Mr. Boy's user avatar
  • 305

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