In the early days of full-frame mirrorless cameras, Canon and Nikon DSLRs had a significant advantage over mirrorless alternatives—namely Sony—due to the depth and breadth of lenses available for full-frame DSLRs. In addition to the extensive lines from Canon and Nikon themselves, third-party makers like Sigma, Tamron and Tokina also offered options for Canon and Nikon mounts.

But the landscape has changed in recent years. While Canon and Nikon stayed on the sidelines of the full-frame mirrorless market until 2018, Sony charged ahead and aggressively worked to address the biggest shortcoming of mirrorless camera systems: the relatively limited selection of lenses compared to DSLRs. And while both Canon and Nikon released mount adapters along with their full-frame mirrorless cameras which allow the use of DSLR lenses with mirrorless bodies, Sony now has an substantial collection of lenses designed specifically for mirrorless. These native lenses not only eliminate the need for a bulky adapter, they have been designed and built to take advantage of the latest optical technologies and advancements in autofocus, and to address the capabilities of today’s high-resolution sensors.

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