Apple Macintosh PowerBook Duo 2300c/100 vs Apple Macintosh PowerBook Duo 250

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Macintosh PowerBook Duo 2300c/100 compared with Macintosh PowerBook Duo 250

	AppleMacintosh PowerBook Duo 2300c/100	AppleMacintosh PowerBook Duo 250
Overview
Released
Released	August 1995	1993
Display
Screen size
Screen size	9.5″	9″
Resolution
Resolution	640 × 480 (better)	640 × 400
Touchscreen
Touchscreen	No	No
Display type
Display type	9.5-inch backlit active-matrix colour LCD; 256 colours at 640 × 480 or 32,768 colours at 640 × 400.	Backlit active-matrix LCD with 16 grey levels. Apple's product description and technical table specify a 9-inch diagonal; the developer note gives a 192 × 120 mm active pixel area
Performance
Processor
Processor	PowerPC 603e 100 MHz (PowerBook Duo 2300c/100)	Motorola 68030 33 MHz (PowerBook 165)
CPU cores
CPU cores	1	1
Memory
Memory	20 MB (better)	4 MB or 12 MB
Storage
Storage	1.1 GB (better)	200 MB
CPU
CPU	100 MHz PowerPC 603e with 32 KB L1 cache and 33 MHz data path.	Motorola 68030 at 33 MHz, with integrated memory-management unit; no built-in floating-point coprocessor. An optional dock provides a maths coprocessor
Memory type
Memory type	Japanese 20 MB factory configuration, expandable to 56 MB; 8 MB on the logic board and one Duo RAM slot.	4 MB on the logic board and one Duo expansion-card slot; maximum 24 MB. Apple kits expand to 8 or 12 MB; larger capacities require third-party cards
Storage type
Storage type	1.1 GB internal hard drive in the Japanese configuration; external floppy drive and CD-ROM access require accessories or a dock.	Internal 200 MB SCSI drive in Apple's 4/200 and 12/200 ordering configurations. The developer note mentions a 120 MB option without an ordering configuration. External floppy drive requires a Duo Floppy Adapter or MiniDock
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 4 hours	Up to 6 hours
Weight
Weight	2.2 kg	1.9 kg (better)
Thickness
Thickness	38 mm	36 mm (better)
Width × depth
Width × depth	277 × 216 mm	277 × 216 mm
Battery life detail
Battery life detail	Removable Type III nickel-metal hydride battery; Apple quoted two to four hours per charge.	Removable Type II nickel-metal hydride battery; Apple's technical table claims 2.5–6 hours. Its later developer-note feature list and block diagram contain conflicting battery, colour-display and memory claims; the exact model's technical table controls these specifications
Connections
Operating system
Operating system	macOS	macOS
Port detail
Port detail	RS-422 serial/LocalTalk, 152-pin Duo dock connector, power input and built-in 14.4 kbps Express modem in the Japanese configuration; no built-in Ethernet.	RS-422 serial/LocalTalk, 152-pin docking connector, power input and optional internal fax/data modem. External video, SCSI and floppy connections require docking accessories
External displays
External displays	–	Optional PowerBook Duo Dock or Duo MiniDock provides external video and desktop connections
Keyboard
Keyboard	–	Built-in keyboard with two-level tilt adjustment and Caps Lock indicator
Trackpad
Trackpad	–	19 mm trackball with two buttons
Speakers
Speakers	Built-in mono speaker and microphone; stereo output through an optional Duo Dock.	Built-in speaker; 8-bit monophonic sound input/output at 11 or 22 kHz
Microphones
Microphones	–	Built-in omnidirectional electret microphone, documented in the exact-model technical table despite the support summary's Mic Type none
In the box
In the box	Japanese 20 MB/1.1 GB configuration supplied with KanjiTalk 7.5.2, Express modem, Type III battery and power adapter.	Computer, battery, AC adapter, System 7.1 software and documentation. The 12/200 configuration adds an internal Express Modem. Maker introduction was 21 October 1993; The Mac December 1993 current buying guide confirms retail presence that year without an exact first-sale month