Apr 18, Not as powerful as portable vaporizers, dry herb vape pens usually As part of the review, herbsfuzion.com links directly to the product or. In this guide we review and compare the 7 best dry herb vaporizers (portable and desktop). Whether you're looking for a cheap vaporizer under $ Over different portable dry herb vaporizers tested. My vaporizer reviews are graded by multiple different categories but the most important for me are ease of use, .. The Grasshopper is currently rated as my best dry herb vape pen.