Apple Macintosh PowerBook Duo 210 vs Apple Macintosh PowerBook Duo 280c

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Macintosh PowerBook Duo 210 compared with Macintosh PowerBook Duo 280c

	AppleMacintosh PowerBook Duo 210	AppleMacintosh PowerBook Duo 280c
Overview
Released
Released	October 1992	May 1994
Display
Screen size
Screen size	9″	8.4″
Resolution
Resolution	640 × 400	640 × 480 (better)
Touchscreen
Touchscreen	No	No
Display type
Display type	Backlit supertwist passive-matrix LCD with 16 grey levels	8.4-inch backlit active-matrix colour LCD; 256 colours at 640 × 480 or thousands of colours at 640 × 400
Performance
Processor
Processor	Motorola 68030 25 MHz (PowerBook 145B)	Motorola 68LC040 66 MHz (PowerBook 540c)
CPU cores
CPU cores	1	1
Memory
Memory	4 MB	4 MB
Storage
Storage	80 MB	320 MB (better)
CPU
CPU	25 MHz Motorola 68030	Motorola 68LC040 with 66 MHz internal processor speed and 33 MHz bus interface; integrated memory management without an FPU
Memory type
Memory type	4 MB on the logic board and one expansion slot; Apple states a 24 MB maximum using a third-party memory card	4 MB fitted, expandable to 8 or 12 MB with Apple's memory kits and up to 40 MB using third-party cards
Storage type
Storage type	Internal 80 MB hard drive; optional external 1.4 MB floppy drive requires a Duo Floppy Adapter or Duo MiniDock	320 MB internal SCSI hard drive; optional external 1.4 MB Apple SuperDrive through a floppy adapter or dock
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 4.5 hours	Up to 4 hours
Weight
Weight	1.9 kg (better)	2.1 kg
Thickness
Thickness	36 mm (better)	38 mm
Width × depth
Width × depth	277 × 216 mm	277 × 216 mm
Battery life detail
Battery life detail	Nickel-metal hydride battery; Apple claims an average of 2–4.5 hours	Removable high-capacity Type III nickel-metal hydride battery; Apple claims 2–4 hours. Maker TIL gives 2.1 kg and 4.8 lb together; the stated metric weight is retained without converting the inconsistent pounds figure
Connections
Operating system
Operating system	macOS	macOS
Port detail
Port detail	Serial/LocalTalk, docking connector, power input and internal modem expansion; desktop video and additional connections require a compatible dock	152-pin docking connector, RS-422 serial/LocalTalk, power input and optional internal 14,400 bps fax/data modem; ADB, SCSI, video and floppy connections available through compatible docks
External displays
External displays	–	Video output through an optional Duo Dock, Duo Dock II or Duo MiniDock
Trackpad
Trackpad	–	19 mm trackball with two buttons
Speakers
Speakers	Built-in microphone and speaker; mono sound input/output	Built-in mono speaker and omnidirectional microphone; 8-bit sound input at 11 or 22 kHz
In the box
In the box	Power adapter; an internal fax/data modem and docking accessories are optional	Notebook with 4 MB RAM and 320 MB storage; desktop docking hardware and external floppy drive sold separately