IMHO, I would go with Maxtor, only because I am familiar with them and I have always used them. They are very dependable and I have never had any problems with my drive. I currently have a 120GB Maxtor with 8MB cache, spinning at 7200 RPM. It has and continues to serve me well.
=*The Blue Beast*=
-2.4GHz Pentium 4 533MHz FSB
-MSI 648 Max-L (MS-6585)
-Micron Tech. 512MB RAM
-ATI Radeon 9700 Pro
-Lite-On DVD-Rom LTD163D
-Lite-On CD-RW LTR-482465
-Maxtor 120GB Ultra ATA/133
-ViewSonic VA720
-Creative Sound Blaster Audigy 2
-WinXP Home Service Pack 1