In a classic slot game, the jackpot is fixed.
The difference between a classic slot machine and the progressive jackpot slot is, naturally, the jackpot itself. It is hardly surprising that the thrill of progressive jackpot slots attracts more fans every day, especially with a plethora of online casinos offering a comprehensive range of gripping games and promotions. While the roots of the classic slot machine can be traced back to the early 1900s, the progressive jackpot slot machine is relatively newer, dating back to the 1980s. Progressive jackpot slots are one of the most popular types of casino games in both land-based and online casinos.