SIGMA 24-70 or SONY 24-105mm // What’s the DIFFERENCE?!

The Sigma 24-70 F2.8 and Sony 24-105 F4 are both lenses you might be looking at, they fall into the same category. Which should you buy? Sigma 24-70 - Sony 24-105 - LUTs I use to grade - (get 15% OFF with code ’Chris’) RAW download link -