Comparison disk storage Comparison of several forms of disk storage showing tracks (not-to-scale); green denotes start and red denotes end, by CMG Lee. * Some recorders operate in ZCLV, CAA or CAV modes. 5¼″ hard drive (CAV) 3½″ HD 2½″ HD 8″ floppy disk (CAV) 5¼″ floppy disk 3½″ floppy Iomega Zip (CAV) MiniDisc (CLV) 12″ vinyl record (CAV) 10″ vinyl 7″ vinyl LaserDisc (CLV/CAA/CAV) 20 cm LD 12 cm LD audio Compact Disc (CLV*) Mini CD Digital Versatile Disc (CLV*) MiniDVD Blu-ray Disc (CLV) mini BD