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35 comparisons found
Computing
Abacuses compared with Electronic Calculators
Long before batteries and chips, people kept sums by sliding beads along rods. This comparison sets that hand-operated frame beside the electronic calculator, looking…
Home Technology
Analog Clocks compared with Smartwatches
A clock answers one question, and it has answered it for centuries with hands sweeping a dial. A smartwatch answers that question too, then…
Home Technology
Analog Thermostats compared with Smart Thermostats
A school janitor walking from room to room adjusting dampers led to one of the first automatic room thermostats. More than a century later…
Audio and Entertainment
Broadcast Radio compared with Podcasts
Radio sends one live signal to everyone within range; a podcast sends a file to whoever asks for it. Both fill commutes and kitchens…
Transportation
Carburetors compared with Fuel Injection
Gasoline burns as a vapor, not as a liquid, so every engine needs a way to turn fuel into a fine mist and blend…
Audio and Entertainment
Cassette Tapes compared with Digital Audio
The compact cassette was designed to fit a jacket pocket, and it ended up carrying a generation's mixtapes. Digital audio replaced it with numbers…
Audio and Entertainment
CRT Televisions compared with Flat-Panel Displays
A CRT television builds its picture by steering an electron beam across the inside of a deep glass tube. A flat panel lights a…
Access and Infrastructure
Dial-Up Internet compared with Fiber Connections
Dial-up sent data as audible tones across a line built for voices, while fiber sends pulses of light through hair-thin glass. This article follows…
Communication
Fax Machines compared with Digital Document Sharing
A fax machine sends a picture of a page over a phone line, and a shared file sends the page itself. The gap between…
Photography and Media
Film Cameras compared with Digital Cameras
One kind of camera records light as a chemical change on a strip of plastic; the other turns it into numbers. This article follows…
Information Storage
Floppy Disks compared with Cloud Storage
The save icon still shows a 3.5-inch disk that many users have never held. Floppy disks put data in your hand; cloud storage keeps…
Home Technology
Incandescent Bulbs compared with LEDs
One bulb makes light by getting extremely hot; the other makes it by moving electrons across a semiconductor junction. That single difference explains most…
