Calchy.

500 HP vs 520 HP — Comparison

Side-by-side HP values in kW, with difference and context.

500 HP
372.85
kW
vs
diff: 14.914 kW
(4% higher)
520 HP
387.764
kW
500 HP
372.85 kW
520 HP
387.764 kW

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FAQ

What is the difference between 500 HP and 520 HP?
500 HP = 372.85 kW. 520 HP = 387.764 kW. The difference is 14.914 kW (4% higher).
Is 520 HP significantly more than 500 HP?
520 HP is 4% higher than 500 HP, equalling 387.764 vs 372.85 kW. Whether this is "significant" depends on application — for tire pressure even 3–4 PSI matters; for engine power, a 20 HP difference may be hard to feel.
Can you feel the difference between 500 HP and 520 HP?
The 20 HP gap (4%) is noticeable on track, marginal on road.