QUICK VERDICT
Neither is physiologically superior — consistency matters more. Morning protects from schedule conflicts. Evening aligns with peak power. Choose whichever you'll do 5 days a week.
CHOOSE MORNING TRAINING IF
CHOOSE EVENING TRAINING IF
RELATED COMPARISONS
Full article
The long-form piece that backs this comparison.
Indoor Cycling Upgrades Worth Buying, and the Friction That Stops You Riding
VO2 Max Intervals: Why Pacing Decides Whether They Work