A Yankee and a Lucky 15 both use four selections. A Yankee contains six doubles, four trebles and one fourfold, creating 11 lines. A Lucky 15 adds four singles, creating 15 lines and allowing one winner to produce a return before any bookmaker-specific bonus.
Direct answer
At the same unit stake, a Lucky 15 costs 36.36% more than a Yankee because it contains four additional singles. Neither structure changes the odds or makes the underlying selections more likely to win.
| Stake per line | Yankee: 11 lines | Lucky 15: 15 lines | Extra cost |
|---|---|---|---|
| 10p | £1.10 | £1.50 | 40p |
| 25p | £2.75 | £3.75 | £1.00 |
| 50p | £5.50 | £7.50 | £2.00 |
| £1 | £11 | £15 | £4 |
| £2 | £22 | £30 | £8 |
What happens with one, two, three or four winners?
| Winning selections | Yankee | Lucky 15 |
|---|---|---|
| One | No winning multiple line | The winning single can return |
| Two | One double can return | Two singles and one double can return |
| Three | Three doubles and one treble can return | Those four lines plus three singles can return |
| Four | All 11 lines return | All 15 lines return |
Each-way instructions double the paid line count: 22 lines for a Yankee and 30 for a Lucky 15. Place returns depend on the terms entered for every selection. Use the Heinz calculator when comparing six-selection system bets.