Which bullet works good for both .40 S&W and 10mm

[zippygaloo]

Since they are the same diameter, is there a bullet (weight) that works good for both .40 S&W and 10mm Auto?

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[PBinWA]

I use 180 Grains in both.

 

[svxr8dr]

Ive done both 155 and 180 without issue

 

[BANE]

I use 180gr for both also.

 

[Blitzkrieg]

I use 155 grain GDHPs for general use in 40 but in 10MM would use the 180 for animal defense. For 10MM self defense against bipeds the 155 would be good with a screaming 135 grain JHP in the chamber

 

[Darkker]

Used 135gr Noslers in both. Hell on a master lock from 10mm velocities!