Manufacturer: Sinclair
Launches: 1980
Manufactured in United Kingdom
CPU: NEC D780C (Z80 clon) @ 3.25MHz
Memory: 1 KB ~ 16 KB
Hard drive: None
Operative System: BASIC

It was the first computer available in the UK for one hundred pounds.

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Manufacturer: Commodore
Launches: 1980
Manufactured in USA
CPU: MOS Technology 6502 @ 1.108MHz
Memory: 5 KB ~ 32 KB
Support: Cassette
Hard drive: None
Operative System: BASIC

This device was designed to compete with video game consoles using inexpensive components.

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Manufacturer: Apple
Launches: 1980
Manufactured in USA
CPU: Synertek 6502 @ 2MHz
Memory: 128 KB ~ 512 KB
Support: Diskette 5¼"
Hard drive: None
Operative System: Apple SOS

The Apple computer that wanted to take over the office market.

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Manufacturer: Tandy
Launches: 1980
Manufactured in USA
CPU: Zilog Z80 @ 2MHz
Memory: 4 KB ~ 48 KB
Hard drive: None
Operative System: TRSDOS

The evolution of the first model sold by RadioShack that had the integrated screen.

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Manufacturer: Tandy
Launches: 1980
Manufactured in USA
CPU: Motorola 6809E @ 0.895MHz
Memory: 4 KB ~ 512 KB
Hard drive: None
Operative System: OS-9

The second model sold by RadioShack.

Despite sharing a name with the previous TRS-80, the Color Computer is a completely different and incompatible system, a radical change in design and compatibility with its Motorola 6809E processor instead of the previous Zilog Z80 models.

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