Ride Fuel

Work (from head unit)

Ride time (for fueling advice)

Human mechanical efficiency: 22.5%

Estimated burn

1062

Calories (kcal)

Why does kJ ≈ kcal? 1 kcal = 4.184 kJ, but the human body converts food energy into pedaling work at only about 20–25% efficiency — the two nearly cancel out, so the kJ number on your head unit is roughly the calories you burned.

This ride roughly equals… (estimates)

🧃

× 11

Energy gel

🍌

× 11

Banana

🥚

× 14

Tea egg

🍙

× 5.3

Rice ball (onigiri)

🍞

× 3.2

Pineapple bun

🍚

× 1.9

Braised pork rice

🧋

× 1.8

Bubble tea (full sugar, medium)

🍜

× 1.5

Beef noodle soup

In-ride fueling advice: take in 30–60 g of carbs per hour (for long rides, mix glucose + fructose sources for easier gut absorption)

Values are only put into the link when you press the button.