Viffer,
The 45 I fly has a BOW of 13870 (on the lighter side for a 45)
MTOW is 21,500
Fuel is 6000
ZFW is 16,000
MLW is 19,200
Bagage, while not as big as the XL/XLS, is large enough for 8 sets of clubs/8 sets of (reasonable) luggage.
loaded like that you can still go 3 hours @.79/450kts
-BR...