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Coast HL7
Black Diamond Cosmo
See Top Ranked Headlamps

Coast HL7 vs Black Diamond Cosmo

Analysis:

The Coast HL7 and the Black Diamond Cosmo are merely passable for their respective price points and don't stand out from their competition in any meaningful way. We recommend that you take a look at some other Headlamps that cost around $40.

However, if you're still interested in learning more about these two options, we wrote a short summary of what we know about them:

The Coast HL7 managed to earn a spot in roundups from two sources that are known for their trustworthy review methodology - OutdoorGearLab and Switchback Travel - but fell short of making it to the top of their lists.

As for the Black Diamond Cosmo - OutdoorGearLab, a source that conducts reliable hands-on testing, has featured it in its Black Diamond Cosmo Review roundup. However, it didn't make it to any of the top spots.

We also performed a thorough Coast HL7 vs. Black Diamond Cosmo review score analysis - it turns out that all of the sources that have tested both Headlamps, including OutdoorGearLab, preferred the Coast HL7 over the Black Diamond Cosmo.

Out of all the sources that reviewed them, the Coast HL7 turned out to be most loved by OutdoorGearLab, which gave it a score of 6.8, whereas the Black Diamond Cosmo got its highest, 5.8, rating from reviewers at OutdoorGearLab.

Lastly, we compared their review averages and found that the Coast HL7 did much better than the majority of its competitors, with an average review score of 6.8 out of 10, compared to the 6.0 overall average of Headlamps in general, whereas the Black Diamond Cosmo hasn't managed to perform quite as well, with an average rating of 5.8.

Comparison of expert ratings
Highly Recommended
Recommended
Mentioned
Not Mentioned
OutdoorGearLab
Switchback Travel
Reddit
Tech. Specs Comparison
Coast HL7
$30
Black Diamond Cosmo
$37
Light Type
LED
LED
Lumens
305
200
Higher than average expert review score
6.0
Overall Avg. for Headlamps
6.8
Avg. Review Score
Score
Has average expert review score
6.0
Overall Avg. for Headlamps
5.8
Avg. Review Score
Score
Recommended by trusted experts
OutdoorGearLab
Highly Trusted Source
Depth of
analysis
Yes
In-house
Testing
Rated 6.8 out of 10
in “The Hunt for the Best Headlamps” 
Last updated: 29 May 2018
Switchback Travel
Trusted Source
Depth of
analysis
Yes
In-house
Testing
Ranked #9 out of 20
in “Best Headlamps of 2020” 
Last updated: 25 days ago
Recommended by trusted experts
OutdoorGearLab
Highly Trusted Source
Depth of
analysis
Yes
In-house
Testing
Rated 5.8 out of 10
in “The Hunt for the Best Headlamps” 
Last updated: 29 May 2018

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