This is the first laptop. It was launched in 1981 with around 10Kg weight. It had only 5 inch CRT display
1982 model from GRID Systems weighing 4 Kg, the first one with flat panel display
Released in 1983 - RS-80 Model 100 weighing 1.7 Kg with 40 Character X 8 Lines text only display, using 4 AA batteries and cassette for storing data
Macintosh weighing 6.8 Kg, 10 hour Battery life - First laptop with Graphics
LTE laptop from Compaq released in 1989 weighing 2.8 Kg with Hard Drive and Floppy
1991 PowerBook from Apple with Optical Ball navigation
1992 ThinkPad 700C by IBM, the first one with 10 inch matrix color display
2001 Apple PowerBook G4, Titanium body and 15 inch display
2002 Acer TravelMate C100, TouchScreen Tablet
2008 MacBook Air, weighing 1.3 Kg, Ultra Slim 0.16 inch, slimmest ever laptop
2008 ThinkPad X300, weighing 1.3 Kg, less than 1 inch thickness
1982 model from GRID Systems weighing 4 Kg, the first one with flat panel display
Released in 1983 - RS-80 Model 100 weighing 1.7 Kg with 40 Character X 8 Lines text only display, using 4 AA batteries and cassette for storing data
Macintosh weighing 6.8 Kg, 10 hour Battery life - First laptop with Graphics
LTE laptop from Compaq released in 1989 weighing 2.8 Kg with Hard Drive and Floppy
1991 PowerBook from Apple with Optical Ball navigation
1992 ThinkPad 700C by IBM, the first one with 10 inch matrix color display
2001 Apple PowerBook G4, Titanium body and 15 inch display
2002 Acer TravelMate C100, TouchScreen Tablet
2008 MacBook Air, weighing 1.3 Kg, Ultra Slim 0.16 inch, slimmest ever laptop
2008 ThinkPad X300, weighing 1.3 Kg, less than 1 inch thickness
