Petzl Sirocco Vs Meteor. 5 oz. May 19, 2017 · Following a re-design, the new Petzl SIRO
5 oz. May 19, 2017 · Following a re-design, the new Petzl SIROCCO is a big improvement on the original, says Theo Moore. The new 2019 Meteor is a great improvement on an iconic climbing helmet. Dec 3, 2017 · BJ Sbarra reports on his experience with Petzl's redesigned Sirocco helmet, and reflects on the evolution of climbing's head protection. 8 oz/250 g (M/L) Helmet Sizes: S/M (21-23 in/53-58 cm) M/L (23-25 in/58-64 cm) Petzl Sirocco: Best Lightweight Helmet. It was light and comfortable - not as strong as the old JB helmet, but I was much more likely to wear it. . Petzl Sirocco ($115) Weight: 5. The petzl meteor (the one others have recommended) is rated for climbing, skiing and ice climbing (not sure about this one). Similar to Petzl Meteor Climbing Helmet Petzl Sirocco Climbing Helmet (18) 18 reviews with an average rating of 4.