The differences extend well beyond size: The palm-size devices lack keyboards and color screens and are intended pretty much solely for "to do" lists and telephone numbers, while the hand-helds are surprisingly complete computer systems.
It offers drop-in loading and a 24mm film that results in a high-quality, palm-size camera.
Microsoft has countered by importing Windows CE, a stripped-down version of Windows that can run anything from cellular telephones to videogame consoles, to palm-size computers.
It sells Palm-size modules that flash new programs into the computers of trucks and SUVs through the diagnostic port under the steering wheel.
One of the best features of devices such as the Palm Pilot and palm-size Windows CE computers is easy synchronization with desktop PCs.
Their 70, 000-gene chromosomes have been manipulated to include a gene from the orb weaver, a palm-size spider that spins the world's toughest natural material.
It can also allow a business professional to arrive for a presentation carrying only a palm-size computer, which will be able to pull the presentation off the Web.
These little wonders come in two basic flavors, palm-size machines with the dimensions of a small stack of index cards and hand-held computers roughly the size of an extra-long paperback.
In the palm-size category, absolutely nothing beats 3Com's PalmPilot.
Another Singer favorite enlivens a case of miniatures a delectable palm-size morsel of earthenware from the first half of the 8th century, during the Tang dynasty, energetically depicting two musicians precariously perched on the back of a braying camel.
WSJ: The Craft Collector | One Man's Search for Ancient China | Sackler Gallery | By Lee Rosenbaum
Despite Palm's small size relative to those companies, it was out the door first with webOS. Ultimately, though, it was too little too late, and the company had to sell itself to HP.
The five stowaways, roughly the size of your palm, lived in a cozy spot at the back of the boat.
The VR3 features a screen about the same size as the Palm's, yet the entire surface is able to recognize natural handwriting.
Most people see them in flower arrangements, but here it's the size of a small palm tree.
First, the very idea of running standard Palm applications on a device the size of a wristwatch is pretty cool, one that will appeal to the early-adopter set.
The device, which is roughly the same size and weight as a Palm handheld, routes all its requests for data via interim servers that sit between the mobile network and the larger internet.
Apple, Nokia, Palm and RIM mostly stayed the course on screen size in 2010.
ENGADGET: The ever-expanding smartphone screen: how supersized became everyday
When comparisons were initially made between the Apple Newton and the original Palm Pilot, two of the most striking differences were size and input.
ENGADGET: Switched On: Longhorn hardware advances could give PDAs a one-two punch
You want to learn from Madoff-size scammers who are living the good life in Palm Beach, without fear of prosecution.
Trakdot Luggage is built for travel convenience, with a palm-sized tracker that is ultra-light and fits easily into any size bag.
ENGADGET: Trakdot Luggage hands-on: find your lost bags Hands-on
Bougainvillea blooms year round, palm trees are everywhere dotting the skyline like enormous chrysanthemums and ficus trees reach the size of old growth oaks, reminding you that California is a very hospitable place to grow and bloom on many levels.
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