Mac Portable: 15 Pounds Light
Complete with ergonomic keyboard, trackball and [[xref:http://forums.appleinsider.com/showthread.php?threadid=94021|lead-acid battery|A closer look at Apple's advanced notebook battery tech]], the Macintosh Portable had easy usability, was portable (obviously) and had 10 hours of battery life. By today's standards, this 1989 10-inch-screen beauty seems a bit heavy, as was its price tag of $6,500. Compare it to [[xref:http://www.cio.com/article/463617/The_New_MacBook_Apple_s_Stealth_Enterprise_Laptop|Apple's more recent MacBook line|The New MacBook: Apple's Stealth Enterprise Laptop]], at 4.5 pounds, 6 hours of battery life and a list price of $1,299.
Image credit: Steven Stengel, oldcomputers.net