Sinclair C5 exactly this tack when he purchased Sinclair Vehicles' remaining stock, saying that his company would market them as "a sophisticated toy": "If you were a little boy, wouldn't you want your parents to get you one this Christmas?" His strategy was notably successful; Ellar sold nearly 7,000 C5s at up to £700 each, far more (and at a higher price) than Sinclair had ever managed. Some commentators attributed the C5's failure to problems with Sinclair's marketing strategy; only a year after the demise of Sinclair Vehicles, the "Globe and Mail" newspaper called it "one of the great marketing bombs of
Sinclair Executive consumption, creating issues with the reliability. The Executive Memory was launched in November 1973, with the same physical dimensions as the original, but with the ability to memorise subtotals from any number of chain calculations. There were at least 3 versions, including the black and white Type 1, and the Type 2 with a gold keyboard. The Executive Memory sold at the lower price of . Sinclair Executive The Sinclair Executive was the world's first "slimline" pocket calculator, and the first to be produced by Clive Sinclair's company Sinclair Radionics. Introduced in 1972, there were at least two different versions