The 250 Sav with ball powder will beat a 257R with stick powder.
range report 10-18-2017 2) Sighted 257 Roberts Arisaka in at 200 yards. 1" 3 shot group at 200 yards 100 gr nosler ballistic tip 46 gr IMR-4451 2.963" OAL jammed into the lands 63.4 kpsi 3231 fps Quickload 2926 fps chrono 2936 2911 Pressure on primers looks very high
3) 250 Savage Savage 12 100 gr Nos Bal Tip 39 gr CFE223, 2.550" OAL 62.5 kpsi 3154 fps Quickload 3115 fps chrono 3197 3253
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. -Ernest Hemingway The man who makes no mistakes does not usually make anything.-- Edward John Phelps