Various · 1985–1995

ZX Spectrum clone (Pentagon, Didaktik, Scorpion…)

Built by factories and hobbyists across the Eastern Bloc, often from kits.

0people started on one
0countries

Then vs now

Memory128 KBA 2025 phone has about 65,536× more
Clock speed3.5 MHzA phone core ticks about 857× faster
StorageCassette 
MakerVarious
Era1985–1995
ProcessorZ80 compatible, 3.5 MHz
Memory128 KB
StorageCassette
Big inRussia, Ukraine, Czechia, Slovakia, Eastern Europe

Typical specs for this kind of computer in that era, not one exact model.

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Where people started on one

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Questions and answers

How much memory and speed did ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) have?

Typically 128 KB of memory and a Z80 compatible processor at 3.5 MHz. A typical 2025 flagship phone has about 65,536 times more memory.

How many people had ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) as their first computer?

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Where was ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) popular?

It was especially popular in Russia, Ukraine, Czechia, Slovakia, Eastern Europe.

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Other first computers from around 1988