1989 Mac Portable, lead-acid. 1991 PowerBook 140 & 170, NiCad. 1992 PowerBooks with NiMH (3 types). 1995 lithium ion. 2006 MacBook Pro, lithium polymer.
Mac Portable
For thirty years, I’ve been cautioning people to avoid buying notebook Macs, and to prefer desktop systems. That’s changed.
What is a similar size and weight to an iPad Pro, runs for a similar time on battery, but was launched in 1987? The first proper laptop.
The Eclectic Light Company 