1. Seagate dengan symbol gambar :
dengan varian yang berdar dipasar seagate momentus, seagate Hybrid, seagate SSHD, seagate NAS, seagate SV (surviliance) , Seagate piline, Seagate FREE AGENT GOFLEX SATELLITE, seagate BACKUPLUS SLIM, seagate BACKUPLUS FAST PORTABLEDRIVE , seagate Raptor Expansion, seagate Falcon Expansion. Seagate telah mengakuisi merk harddisk Samsung, Maxtor.
2. WDC (Western Digital Caviar) atau WD
Jenis varianya antara lain:
- Hard Disk Internal Western Digital Blue Edition (Garansi 2 tahun)
- Hard Disk Internal Western Digital 3,5" Sata Green Edition (Garansi 2 tahun)
- Hard Disk Internal Western Digital 3.5" Sata 7200 RPM Black Edition (Garansi 5 tahun)
- Hard Disk Internal Western Digital 3.5" Sata RED Edition (Garansi 3 tahun)
- Hard Disk Internal Western Digital 3,5" SATA PURPLE (Garansi 3 tahun)
- Hard Disk Internal Western Digital Velociraptor 3GB/s 10000RPM (Garansi 5 tahun)
- Hard Disk Internal Western Digital 2,5" Scorpio SATA 5400 RPM Blue Edition (Garansi 2 tahun)