Porzescharte
AscensionHors Catégorie

Porzescharte

A steep HC climb in Italy: 9 km at 10.25%, rising from 972 m to 1895 m, with ramps up to 20.1%.

Longueur
9km
Moy
10.3%
Max
20.1%
Sommet
1,895m
Dénivelé
882m
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L'ascension

Profil de la pente

1863 m 980 m 0.0 km2.3 km4.5 km6.8 km9.0 km
+882 m montée−0 m descentePente max 20.1%

Porzescharte cycling climb profile

Porzescharte is short enough to tempt an aggressive approach, but the numbers argue for restraint. At 9 km with an average gradient of 10.25%, this is not a climb where the difficulty is hidden in one late section. The average itself is already severe, and the maximum gradient of 20.1% means the steepest ramps are more than sharp enough to punish anyone riding above threshold too early.

The climb starts at 972 m and tops out at 1895 m, gaining 923 m net from bottom to summit. That vertical density is the defining feature. There is very little room in a profile like this for easy recovery if the average gradient is staying above 10% across the full 9 km.

How the gradient rides

The practical way to read Porzescharte is as a sustained climbing effort with periodic spikes rather than a rolling ascent. Because the average is already high, any section that briefly feels manageable is not a signal to push harder. It is a chance to bring cadence back under control, reset breathing, and keep the legs available for the next steep pitch.

The 20.1% maximum gradient changes the pacing equation. On a climb with ramps that steep, the limiter is not just aerobic power. Torque demand becomes a major issue. If you arrive at the steepest gradients already carrying fatigue from riding over /glossary/ftp, you can lose rhythm quickly and be forced into survival cadence.

Pacing and gearing notes

Treat the first part of Porzescharte as a controlled effort, not a launch pad. The climb is classified HC for good reason, and the combination of 9 km length and 10.25% average gradient means the cost of early over-pacing compounds fast.

Practical approach:

  • Start slightly below target climbing intensity and let the effort rise naturally as the gradient bites.
  • Save standing accelerations for the steepest ramps rather than using them to force pace early.
  • Use your easiest climbing gear before you feel desperate, especially as gradients move toward the 20.1% maximum.
  • Prioritise cadence stability over speed. On this profile, grinding too early is usually the mistake that decides the upper half.

For riders pacing by power, Porzescharte rewards discipline. A steady output near sustainable climbing power will beat repeated surges, because the gradient gives you few cheap places to recover. If you do not know your current threshold, estimate it before comparing efforts on a climb this steep with /tools/ftp-estimator.

Bottom line

Porzescharte is a compact but brutally efficient HC climb. The challenge is not the distance alone. It is the concentration of elevation gain, the sustained 10.25% average, and the presence of ramps up to 20.1%. Ride it with a low gear, a conservative opening pace, and enough patience to let the summit come to you rather than trying to take time back too early.

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