* UNIVAC I (1951):16.500 libbre (7.484 kg)
* IBM 704 (1954):11.000 libbre (4.990 kg)
* IBM 7090 (1959):22.000 libbre (9.980 kg)
Minicomputer (anni '60 -'80)
* DEC PDP-8 (1965):250 libbre (113 kg)
* Wang 2200 (1973):50 libbre (23 kg)
Personal Computer (anni '70-oggi)
* Altair 8800 (1975):12 libbre (5,4 kg)
* TRS-80 Modello I (1977):24 libbre (11 kg)
* Apple II (1977):13 libbre (5,9 kg)
* PC IBM (1981):28 libbre (12,7 kg)
Portatili moderni (anni 2000-oggi)
*Apple MacBook Air (2008):3 libbre (1,36 kg)
* Lenovo ThinkPad X1 Carbon (2012):2,5 libbre (1,13 kg)
* Dell XPS 13 (2015):2,7 libbre (1,23 kg)
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