A hundred paylines sounds like it should mean dramatically more wins, but line count and hit frequency don’t work that way. The total stake is spread across all 100 lines, so each individual line is played at a fraction of the overall bet. More paths give wins more routes to form along, but the maths model is calibrated for the full count. A 100-payline game isn’t paying ten times more often than a 10-payline game at the same stake. It’s distributing returns across a much larger number of evaluated paths.
To accommodate 100 paylines, a game needs enough reel positions to generate that many distinct routes.
At the same total stake setting, no. The stake input on a 100-payline game represents the total amount wagered across all lines combined, just as it does on a 10-payline game. The difference is that the per-line bet is proportionally smaller. Most players set their total stake and play without thinking about the per-line division. The total bet displayed is what the spin costs regardless of how many lines are active.
Both evaluate wins across a large number of potential paths, but the underlying logic differs. A 100-payline game checks 100 specific predefined routes across the reels. A ways-to-win game, e.g., Megaways, calculates all possible left-to-right combinations of matching symbols across adjacent reels, which typically produces a far larger number of evaluated paths, often 243, 1,024, or more. The 100-payline format is still path-based and directional, whereas ways-to-win is positional and combinatorial.