Go with the .204 Ruger 10/22. Holds a whopping 1268.7011371712865 f.p.e with a 32g bullet or for a 40g it holds 1585.876421464108 f.p.e. Also the .204 is a lot faster, is straight out flat trajectory and always dependable with dead accuracy. Also here is the chart for the .204

Kindof Bullet 100yrd 200yrd 300yrd 400yrd
Hornady 32g V-max+0.6in.0in. -4.2in.-13.4in.
Hornady 40g V-max +0.7in. 0in.-4.5in. -13.9in.
Shooters Bible (C) Stoeger Books 2005 Edition No.96

At 200 yards it is about 0 inches off!

For the .223 a 50g bullet has only 1209.3550106609807 f.p.e. Which means the .204 32g still has much more power behind it than a heavier 50g .223 bullet.