As a Canon user, perhaps no lens has me more jealous of other camera systems than the 35-150mm f/2-2.8. Arguably one of the most versatile lens designs, such lenses can cover a huge range of needs and applications. Both Tamron and Samyang make 35-150mm f/2-2.8 options with different advantages and prices. Which is right for you? This excellent video comparison takes a look at both to help you decide.