Understanding Slot Variance and What it Means Slots are one of the most-played casino games, their popularity partly stemming from their simplicity — you don’t need to learn the rules or become experienced just to be able to enjoy a game or two. Over the years, slots have evolved, changing from single reels to games that have over 1000 winning combinations. You also have the addition of wild and scatter symbols, which help to add an extra dynamic to the game. If you’re a fan of slots, one thing you need to understand is variance, as it has a key part to play. What is Slot Variance?Variance in slots refers to the frequency of wins, and is determined by a few factors including odds, winning stream and bankroll effectiveness. If you look at the Fluffy Favourites slot as an example, you’ll notice that the variance is high. Games of this type have high payouts, with small and medium wins being less frequent. If you trigger the Toybox Pick, you get to choose one of five animals, and if you’re lucky, you’ll win up to 100x your stake bet, reflecting the high variance tag of the game.Games that are low variance, for comparison, have average-sized wins, and the chance of winning big is much slimmer. With slots, it’s also worth looking out for a game’s RTP, defined by eCOGRA as the percentage paid back to players over time.How to Spot a Slot with High or Low VarianceIf you want to determine the variance of a slot …