In ERG mode, you can set your target watts and the trainer adjusts resistance to keep you at your target watts regardless of your speed, cadence or gear selection. The gear you select can have an effect on how the trainer
A big gear can be achieved by combining the largest front chainring with the smallest rear cog. Think of the gear you select when riding or descending a hill at a high speed. A small gear is basically the opposite. It’s the combination of the smallest front chainring with the biggest rear cog. Think of the gear combination you use when climbing a steep hill.
For the past few weeks, I put two different trainers to test and ran them through a variety of different workouts. The below
POWER METERS USED
For all the details and my take you will have to watch the video above, but here are the results: