Apple Apple Keyboard (2003) vs Apple Apple USB Keyboard (1998)

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Apple Keyboard (2003) compared with Apple USB Keyboard (1998)
AppleApple Keyboard (2003)AppleApple USB Keyboard (1998)
Overview
ReleasedMay 2003August 1998
Typing
LayoutFull sizeFull size
SwitchesMembraneMembrane
BacklightNoneNone
Keys labelled forMacMac
Touch IDNoNo
SwitchesFull-travel standard-pitch membrane keys; the switch type is identified by the mac27 collection.Rubber dome over membrane, identified by Deskthority.
LayoutsApple's developer note identifies ANSI, ISO and JIS layout families and 33 localised versions; the ANSI version has 109 keys.Apple documented ANSI, ISO and JIS variants. The photographed Bondi Blue example has an ISO layout.
Special keysSixteen function keys, six editing keys, inverted-T arrows, numeric keypad and six multimedia controls, including brightness, volume and eject; no power key.Apple documented 82 keys, including 12 function keys, a numeric keypad and four inverted-T arrow keys; a power key could turn on the iMac.
Connections and battery
Connects byCableCable
PowerCableCable
ReceiverCaptive USB-A cable and a bus-powered two-port USB-A hub, according to Apple's eMac developer note.–
Works withUSB keyboard included with Apple's May 2003 eMac; Apple's developer note specifies USB HID support.Designed for the 1998 iMac's USB ports; Apple's developer note says other USB keyboards could be used with the computer.
Design
MaterialsWhite keys in a clear plastic enclosure, identified by iFixit for model A1048.Translucent Bondi Blue plastic casing with black keys on the original iMac version, documented by Museums Victoria.
ColoursWhite keys and clear enclosure.Bondi Blue on the original iMac version; later iMac versions had other matching colours.
In the boxIncluded with the May 2003 eMac; mac27 documents a separate boxed unit with a USB extension cable.Supplied with the original 1998 iMac, according to Apple's iMac specification sheet.

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