what is the difference between beats solo 3 and beats studio 3

Beats Solo3 vs Studio3 Wireless Beats Studio3 vs. Beats Solo3 Beats Studio3 vs. Solo3: Differences Beats Studio3 vs Solo3 - Where are the Beats Studio3 Vs Beats Solo3 - Apple Beats Solo3 vs Studio3 Comparison Beats Studio 2 vs Solo 3 Beats Solo Pro on-ear headphones Apple Beats Studio 3 review: The best Beats Solo3 vs Beats Studio 3: What's Beats Solo3 vs Studio3 Comparison Beats Solo 3 vs Studio 3: Review and Beats Studio 3 Wireless - Digger Beats Studio3 vs Solo3 - Wireless Review Beats by Dre Studio 2 vs Studio bose soundlink headphones vs beats Beats Solo3 vs Beats Studio 3: What's Beats Solo Pro headphones review: Great Beats Solo 2 VS New Beats Studio Fake vs Real Beat By Dre Solo 3 Beats Studio 3 and Solo 3 Headphones Up what is the difference between beats solo 3 and beats studio 3