Black Diamond Astro 250 vs Petzl Actik Core 450 - Where are the differences?

Let's take a closer look at the differences between the Black Diamond Astro 250* and Petzl Actik Core 450* headlamps.

Luminosity and luminous range

You can find the specification of lumens on as good again good flashlight. The Black Diamond Astro 250 is 250 Lumen less than the Petzl Actik Core 450. This can be up to 450 Lumen. The more lumens a flashlight offers, the brighter it can shine.

Thus, more lumens means a higher maximum luminosity. Thus, the Petzl Actik Core 450* performs better in terms of maximum luminosity. Outdoors, more brightness is often handy. When running in the city, this can sometimes be disadvantageous, since the brightness can also dazzle.

The Petzl Actik Core 450* offers more in maximum luminous range. It can shine up to 36 m. The Petzl Actik Core 450 manages a maximum of 90 m in distance.

The values here come from information and tests of the manufacturers. With unknown dealers, also called China dealers, the data can often not be correct.

The focus of the light cone cannot be freely adjusted in either model. Partially, however, the focus changes with the different fixed light levels.

The luminous intensity is freely dimmable only for the Black Diamond Astro 250. However, the luminosity can also vary by the different levels.

Red light and further light colors

Only the Petzl Actik Core 450* provides red light. The red light is used for night vision among other things to see better. Also to not be seen by wildlife or when fishing and not to scare off is the red light advantageous.

Besides red and white, some models offer other colors. These are usually for better night vision as well. The Black Diamond Astro 250 and Petzl Actik Core 450 both have no other colors.

Batterie und Akkulaufzeit

Both lamps are powered by 3 x AAA batteries. With a maximum burn time of Black Diamond Astro 250, the headlamp is ahead of the Petzl Actik Core 450. The latter can shine for a maximum of 130,0 hours. The maximum operating time is always specified at the lowest power.

For many headlamps there are also special rechargeable batteries from the manufacturer to use the lamps longer. However, normal rechargeable batteries can also be used.

Which headlamp is lighter?

Especially when hiking or climbing, ballast is undesirable. But also when running a lighter lamp is of course more comfortable. The difference in weight is only 6 grams, which is small. The Petzl Actik Core 450* weighs slightly less at 75 g. The weight of the Black Diamond Astro 250 is 81 g.

Which lamp is weatherproof?

The headlamps from the comparison both have IP certification. There is no difference at this point. Both are certified with IPX4. The first digit stands for protection against dust and dirt. If there is an X in this position, this is not rated. The maximum possible value is 6. The second digit stands for protection against water and moisture. Here the maximum is 9.