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  • Is the trainerroad ramp rest likely to overestimate FTP? I have used the two by 8 minute test in the past, which seemed to produce a reasonable estimate for FTP .

    I'm completely untrained and did ramp test on Friday, followed by sweet spot 3 x 20 minutes (carillon +2) on Saturday. It was all sub FTP, but I was in the red (95% of max heart rate) by halfway through the second set. Had to drop to 95% of FTP for the third set.

  • Is the trainerroad ramp rest likely to overestimate FTP?

    There's a really good TrainerRoad blog post from when they introduced this. I can't find it now. But the tl;dr was that it's kinda the opposite: the suffering, pacing and other issues associated with traditional 8/20 minute tests tend to underestimate your FTP as many (most?) get their pacing wrong or there are other issues.

    They tested it with over 7000 people just in beta so I reckon it's probably fairly accurate.

  • I did back to back (ish) tests with 8min, 20min and Ramp and it was within 1W so it seemed reasonable to me. I've been using Ramp since as it's just neater, simpler and more likely repeatable.

  • Yeah, I remember reading that determining FTP by 95% of 20 mins should be more like 88-92% and everyone who uses the test is over-estimating. But the test subjects were elite riders who I reckon are a bit better at pacing than us mortals.

    So as an unremarkable chopper, I would take the large TR test group of choppers as a comparison everyday.

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