I'm a wadcutter man myself.
Test Gun: S&W M442
Barrel length: 1 7/8 inches.
Ammunition: Speer .38 Spl 135gr Gold Dot +P (53925)
Test media: 10% Vyse Ballistics Gel
Distance: 10 feet.
Chronograph: Caldwell Ballistic Precision Chronograph G2.
Five shot velocity average: 848fps
BB Calibration: 4 inches.
Speer .38 Spl 135gr Gold Dot +P in Vyse Ballistics Gel
And if I load them myself over 2.9 grains of Bullseye I use the 148gr hollowbase WCs. Mild and very accurate. If I'm packing my J frame .38, especially the airweight version, wadcutter it is.
But if I'm using a, 2.5 inch 66-3 Magnum
I'll step up to some Buffalo Bore 158gr LSWHPs at about 1050 fps from that 2.5 inch barrel but...