M1911/M1911A1 - The M9 uses 9mm bullets, which are small and can go through

The M9 uses 9mm bullets, which are small and can go through walls and hurt bystanders.

'9mm bullets go through walls and hurt bystanders. The M1911? Just a bullet machine.' - Cop

'9mm bullets are small and go through walls. The M1911? Just a boss.' - Shooter

'9mm bullets are like little spears. The M1911? Just a big punch.' - Cop