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Posted

Touche. Take the lightest Alu frame on the market and then compare it to the heaviest high-end carbon frame around. blink.gif So that's one example. Not a good one, but one none the less.

 

Take one of the more expensive alu frames and compare it to one of the more expensive carbon frames...

Touche back wink.gif

Posted (edited)

Take one of the more expensive alu frames and compare it to one of the more expensive carbon frames...

Touche back wink.gif

 

Pricipia Revolution Alu 1125gr (one of the best alu frames)

Pinarello Dogma 1320gr (One of the most expensive carbon frames)

 

Giant TRC carbon 1082gr

Giant TRC alu 1287gr

 

Canyon Ultimate Al 1195gr

Cannyon Ultimate CF 990gr

Edited by gummibear
Posted

As a novice, I cannot fathom this fanboy aluminium vs carbon discussion that this has deteriorated into. Surely the more important question, rather than whether some aluminium frames are indeed lighter than carbon frames, should rather be whether the OP really needs a carbon frame? Surely if there are concerns he should just steer clear of carbon?

 

Agreed on answering theOP's question. (Although it also wasn't whether he needs one). So gain, it is brand & model specific. Have a look at the website of the manufacturer and take it from there. Most carbon frames these days do not have rider limits.

Posted

I have a Giant TCR composite 2

Since October

I weigh 117kg

I have blown both front and read tires when I went over a cat eye at speed. Had the frame checked out - no problem.

Someone explained to me that the wheels will wobble & collapse long before the frame - I hope hat is try! :)

I think carbon is a more comfy ride - but I do not know enough

Posted

Pricipia Revolution Alu 1125gr (one of the best alu frames)

Pinarello Dogma 1320gr (One of the most expensive carbon frames)

 

Giant TRC carbon 1082gr

Giant TRC alu 1287gr

 

Canyon Ultimate Al 1195gr

Cannyon Ultimate CF 990gr

 

Comparing some heavy bikes there bud!

 

These are all carbon:

 

Cannondale Evo Ultimate - 695gr

 

Specialized Mclaren Venge - 950gr

 

Oh and Pinarello has been a bit sneaky with their Italian ways of weighing frames, so here it is the, Dogma 2 - 1140gr

 

post-4352-0-67450900-1323583498.jpg

 

Whoever said allu is lighter, lighter than what? Not the Evo or the Venge, the Dogma, yea maybe ;)

Posted

I think the point here is that a badly made aluminium frame is just as likely to fail as a badly made carbon frame, with the same catastrophic results. Catastrophic failure does not occur "more nicely" on an alu frame or carbon frame. The result is the same. Your face on the tar.

 

However, when both bikes are well made (pretty much any bike nowadays) there should be no question on the durability of carbon vs alu. If a frame is going to fail, it doesn't matter what it is made of.

Posted

Anyway, I would assume the OP is not concerned about low frame weight at all.

 

Imo in this case carbon is a better option than alu. Both are excellent frame materials, but if 2 frames of equal mass are compared, the carbon one would be stronger than the alu one.

Avoid:

- "no-name" or bargain bin frames

- anyting ultra-light (frame, bars, stem, seat, seat post, wheels)

- something with a short warranty (lifetime warranty=good)

Posted

My scott Addict R3 frame is 795g , excluding the fork .I WEIGH 93KG and havent had a problem after 2000km . As somebosy posted earlier . I think that the wheelset or other component will go before the frame does ??

Posted

Thanks everyone for your posts.

 

I weigh 92kg so should be ok.

 

Took the plunge and bought a Scott CR1 Comp. 105 Groupset

 

Very nice and super fast bike.

 

Happy cycling.

 

Cheers

Congrats!

 

:thumbup:

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