|

| RISC processor | Ethernet | USB | Infrared (IrDA) | Operating systems * | Support for external SCSI devices/SCSI disk mode | AirPort 11mbps wireless networking | Twin batteries | Display | |
| Macintosh PowerBooks/iBook | Standard | Standard
built-in 10/100baseT |
Standard; 2 USB ports on PowerBook; 1 on iBook | Standard on PowerBooks | Mac OS 8.6 and later; OS X Server; A/UX; BeOS; BSD; Windows 3.11; Windows 95/98/2000/NT; MkLinux; OS/2; DOS; Apple II/IIgs | Built-in on PowerBooks; USB<->SCSI adapters available for iBook | Standard on iBook; optional PC card on PowerBook | Standard on PowerBooks; 6-hour battery on iBook | 14.1" standard on PowerBooks; 12.1" on iBook |
| PC notebooks | Not available | Optional extra-cost 10 or 100baseT PC card | Optional | Optional on some notebooks | Windows 95/98/2000/NT, Linux, OS/2, DOS, BSD | Optional/disk connector requires $US200 cable/adapter | Optional PC card only | Optional on some notebooks; not available on others | 15" on some high-end notebooks; 12-14" on others |
* With VirtualPC, RealPC or SoftWindows installed for DOS or Windows compatibility.
Why Macintosh?