The evolution of laptops
These two laptops from Apple share 25 years - the progress is obvious. The first Colby Walkmac laptop computer had a Motorola 68030 processor, 1 MB of memory, 16 MHz processing power, and weighed 6 kilograms. Its value at that time was about $ 6000.
See further a selection of photographs of other laptops produced in the 1980s ...
OSBORNE 1 (1981)
The first portable computer that had massive sales. About 11,000 computers were sold for a month at a price of $ 1,795
MACINTOSH PORTABLE (1989)
IBM 5155 (1984)
Weighed 14 kg, processor 5 MHz. It was possible to connect an external monitor, because built in was just tiny
XEROX NOTETAKER (1976)
This computer has not been put into production. It had a floppy disk drive and a mouse, 5 MHz processing power and 128 KB of RAM. Weight 22 kg - slightly lighter than the IBM 5100.
IBM 5100 (1975)
The first commercially available portable computer weighing 24 kg had a powerful 1.9 MHz of computing power and cost $ 20,000
GRID COMPASS (1982)
Remarkable is the fact that NASA used it on space shuttle missions in the early 80s.
GAVILAN SC (1983)
The first computer, which was sold under the name "laptop".