Bersa Thunder Nine (caliber 9x19mm Luger, Bersa Thunder 40 looks exactly the same)

Thunder 9 and 40
Thunder 9 and 40Mini / Ultra-Compact
Thunder Ultra-Compact 45
Type
Double Action
Caliber
9x19mm Luger and .40S&W
9x19mm Luger and .40S&W
.45ACP
Weight unloaded
870 gram
765 gram
780 gram
Length
192 mm
165 mm
173 mm
Barrel length
110 mm
83 mm
92 mm
Capacity, rounds
17 (9mm) or 13 (.40)
13 (9mm) or 10 (.40)
7