Apple Macintosh PowerBook 140 vs Apple Macintosh PowerBook 180

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Macintosh PowerBook 140 compared with Macintosh PowerBook 180

	AppleMacintosh PowerBook 140	AppleMacintosh PowerBook 180
Overview
Released
Released	October 1991	October 1992
Display
Screen size
Screen size	10″	10″
Resolution
Resolution	640 × 400	640 × 400
Touchscreen
Touchscreen	No	No
Display type
Display type	10-inch backlit FSTN monochrome LCD, 640 × 400 pixels at 1-bit colour. Apple's 1991 product information rounds the diagonal to 10 inches; some later catalogues call it 9.8 inches.	10-inch backlit active-matrix LCD, displaying 16 shades of grey at 640 × 400
Performance
Processor
Processor	68030 16 MHz (PowerBook 140)	Motorola 68030 33 MHz (PowerBook 180)
CPU cores
CPU cores	1	1
Memory
Memory	2 MB or 4 MB	4 MB
Storage
Storage	20 MB to 40 MB	80 MB to 120 MB (better)
CPU
CPU	16 MHz Motorola 68030 with an integrated memory-management unit and no floating-point coprocessor.	33 MHz Motorola 68030 with Motorola 68882 floating-point coprocessor; optional 16 MHz power-saving mode
Memory type
Memory type	2 MB pseudostatic RAM on the logic board and one expansion slot; 8 MB maximum.	4 MB on the logic board, expandable to 14 MB with a memory card
Storage type
Storage type	Original 20 MB and 40 MB internal SCSI hard-drive configurations; built-in 1.4 MB SuperDrive floppy drive. Apple's later support sheet lists 40–80 MB internal drives.	Internal 2.5-inch SCSI hard drive, offered by Apple at 80 or 120 MB; built-in 1.4 MB Apple SuperDrive floppy drive
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 3 hours	Up to 3 hours
Weight
Weight	3.03 kg (better)	3.1 kg
Thickness
Thickness	–	58 mm
Width × depth
Width × depth	–	287 × 236 mm
Battery life detail
Battery life detail	Removable nickel-cadmium battery; Apple claimed 2–3 hours of use before recharging.	Removable nickel-cadmium battery; Apple stated an average 2.5–3 hours of operation
Connections
Operating system
Operating system	macOS	macOS
Port detail
Port detail	One Apple Desktop Bus (ADB) port, HDI-30 SCSI connector, two RS-422 serial ports, mono audio input and stereo output. An internal 2400-baud fax modem was optional.	ADB, HDI-30 SCSI, two RS-422 serial ports, custom video output and audio input/output; internal modem connector, with modem optional
External displays
External displays	–	Up to 256 colours on Apple monitors through 16 inches; mirror or independent extended display modes
Keyboard
Keyboard	Built-in keyboard with a centred 30 mm trackball below the keys.	Built-in keyboard with trackball below the keys
Trackpad
Trackpad	Built-in trackball.	Built-in trackball
Speakers
Speakers	–	Built-in speaker and microphone; stereo output through the headphone jack
In the box
In the box	System 7.0.1, battery and AC adapter. Apple dates the model's introduction to 21 October 1991; the technical sheet does not state a separate first-sale day.	–