Sony A7 IV vs Sony A7 III How big is the difference

Sony A7IV vs Sony A7III How big is the difference Sony A7 IV Sony A7 III Sigma 2470mm F2. 8 DG DN Tamron 2875mm F2. 8 Di III VXD G2 Sony FE 24mm F1. 4 GM Sony FE 20mm F1. 8 G Shot on: Sony A7R IV A Sigma 2470mm F2. 8 DG DN Sony FE 90mm F2. 8 Macro G OSS Moza Slypod Tripod: iFOOTAGE TC5 Tripod Head: iFOOTAGE Komodo K5 Falcon Eyes RX18TD LED Light More videos: My 5 Lens Kit for Sony A7III, A7S III, A7C Emount Sony A7 IV Review One Step from Hybrid Perfection Sony A7C Review After the Hype: Master of Packaging Sony A7R IV A Long Term Review + My Favorite Lenses