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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
6.5wsm vs 270wsm
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<blockquote data-quote="scottyd2506" data-source="post: 665102" data-attributes="member: 19778"><p>your picking the best .277 bullets vs the worst 6.5 bullets, lets compares apples to aples.</p><p> </p><p> the 140 VLD Berger .264 cal has a bc of .617 out of a 6.5 WSM at 3200 fps it is going to KILL the 270 WSM in EVERY way at 400 yards</p><p></p><p> Do the math, Even the 270 WSM at 3300 fps the 6.5 has less drop, less wind drift, and more energy at 400 yards</p><p></p><p></p><p>270 WSM 140 .498 BC </p><p></p><p> Range Velocity Energy Flight Drop Maks Path Drift Click Click</p><p> time height up side </p><p> [yds] [ft/s] [ft.lbs] <s> [ins] [ins] [ins] [ins] </s></p><p><s>===============================================================================</s></p><p><s> 0 3300 3385 0.000 0.0 -2.0 -2.0 0.0 0.0 0.0</s></p><p><s> 50 3198 3179 0.046 0.4 -0.7 -0.6 0.1 4.4 1.1</s></p><p><s> 100 3099 2985 0.094 1.7 -0.4 -0.0 0.5 0.0 2.1</s></p><p><s> 150 3002 2801 0.143 3.8 0.2 -0.3 1.2 0.8 3.0</s></p><p><s> 200 2907 2626 0.194 6.9 1.0 -1.6 2.1 3.1 4.0</s></p><p><s> 250 2814 2461 0.246 11.1 2.1 -3.9 3.3 6.0 5.1</s></p><p><s> 300 2723 2305 0.301 16.4 3.6 -7.4 4.9 9.4 6.2</s></p><p><s> 350 2634 2156 0.357 22.8 5.4 -12.0 6.8 13.0 7.4</s></p><p><s> 400 2547 2016 0.414 30.5 7.5 -17.8 8.9 17.0 8.5</s></p><p><s> 450 2461 1882 0.474 39.5 10.1 -24.9 11.5 21.2 9.7</s></p><p><s> 500 2377 1756 0.536 49.9 13.2 -33.5 14.3 25.6 10.9</s></p><p><s></s></p><p><s></s></p><p><s>6.5 WSM 140 VLD .617 BC</s></p><p><s></s></p><p> <s>Range Velocity Energy Flight Drop Maks Path Drift Click Click</s></p><p><s> time height up side </s></p><p> <s>[yds] [ft/s] [ft.lbs] <s> [ins] [ins] [ins] [ins] </s></s></p><p><s><s>===============================================================================</s></s></p><p><s><s> 0 3200 3183 -0.000 0.0 -2.0 -2.0 0.0 0.0 0.0</s></s></p><p><s><s> 50 3120 3025 0.048 0.4 -0.7 -0.6 0.1 4.2 0.9</s></s></p><p><s><s> 100 3041 2875 0.096 1.8 -0.4 0.0 0.4 -0.0 1.6</s></s></p><p><s><s> 150 2964 2731 0.146 4.0 0.2 -0.4 0.9 1.0 2.4</s></s></p><p><s><s> 200 2888 2593 0.197 7.2 1.1 -1.7 1.7 3.3 3.2</s></s></p><p><s><s> 250 2814 2461 0.250 11.5 2.2 -4.2 2.7 6.3 4.1</s></s></p><p><s><s> 300 2740 2334 0.304 16.9 3.7 -7.7 4.0 9.8 5.1</s></s></p><p><s><s> 350 2668 2213 0.360 23.5 5.5 -12.4 5.5 13.5 6.0</s></s></p><p><s><s> 400 2597 2097 0.417 31.3 7.6 -18.3 7.3 17.4 7.0</s></s></p><p><s><s> 450 2527 1986 0.475 40.3 10.2 -25.4 9.3 21.6 7.9</s></s></p><p><s><s> 500 2459 1879 0.535 50.7 13.1 -33.9 11.7 25.9 8.9</s></s></p><p><s><s></s></s></p><p><s><s>the 270 WSM is no slouch, but the 6.5 WSM has it beat hands down, extend the range to 1000 yards and the 6.5 really kills the 270 in performance</s></s></p><p><s><s></s></s></p><p><s><s>Even the7mm WSM has better BC bullets at the same weight, the Berger 140 VLD in 7mm has a BC of .512 vs the 140 .277 of 497</s></s></p><p><s><s></s></s></p><p> <s><s>Then you have the 130 VLD in 6.5mm with a bc of .552,, at 3400 fps from a 6.5 WSM would be like laser beam. at the muzzle, and every yard after it would have more fps, less drift, less drop, nothing the 270 WSM with any bullet on earth could match it.</s></s></p><p><s><s></s></s></p><p> <s><s>That being said, if one is going to go out and buy a factory rifle clambering, the 270 wsm would be nice and hard to beat, the 7mm WSM would have it beat with 140-180's, but not much.</s></s></p></blockquote><p></p>
[QUOTE="scottyd2506, post: 665102, member: 19778"] your picking the best .277 bullets vs the worst 6.5 bullets, lets compares apples to aples. the 140 VLD Berger .264 cal has a bc of .617 out of a 6.5 WSM at 3200 fps it is going to KILL the 270 WSM in EVERY way at 400 yards Do the math, Even the 270 WSM at 3300 fps the 6.5 has less drop, less wind drift, and more energy at 400 yards 270 WSM 140 .498 BC Range Velocity Energy Flight Drop Maks Path Drift Click Click time height up side [yds] [ft/s] [ft.lbs] [s] [ins] [ins] [ins] [ins] =============================================================================== 0 3300 3385 0.000 0.0 -2.0 -2.0 0.0 0.0 0.0 50 3198 3179 0.046 0.4 -0.7 -0.6 0.1 4.4 1.1 100 3099 2985 0.094 1.7 -0.4 -0.0 0.5 0.0 2.1 150 3002 2801 0.143 3.8 0.2 -0.3 1.2 0.8 3.0 200 2907 2626 0.194 6.9 1.0 -1.6 2.1 3.1 4.0 250 2814 2461 0.246 11.1 2.1 -3.9 3.3 6.0 5.1 300 2723 2305 0.301 16.4 3.6 -7.4 4.9 9.4 6.2 350 2634 2156 0.357 22.8 5.4 -12.0 6.8 13.0 7.4 400 2547 2016 0.414 30.5 7.5 -17.8 8.9 17.0 8.5 450 2461 1882 0.474 39.5 10.1 -24.9 11.5 21.2 9.7 500 2377 1756 0.536 49.9 13.2 -33.5 14.3 25.6 10.9 6.5 WSM 140 VLD .617 BC Range Velocity Energy Flight Drop Maks Path Drift Click Click time height up side [yds] [ft/s] [ft.lbs] [s] [ins] [ins] [ins] [ins] =============================================================================== 0 3200 3183 -0.000 0.0 -2.0 -2.0 0.0 0.0 0.0 50 3120 3025 0.048 0.4 -0.7 -0.6 0.1 4.2 0.9 100 3041 2875 0.096 1.8 -0.4 0.0 0.4 -0.0 1.6 150 2964 2731 0.146 4.0 0.2 -0.4 0.9 1.0 2.4 200 2888 2593 0.197 7.2 1.1 -1.7 1.7 3.3 3.2 250 2814 2461 0.250 11.5 2.2 -4.2 2.7 6.3 4.1 300 2740 2334 0.304 16.9 3.7 -7.7 4.0 9.8 5.1 350 2668 2213 0.360 23.5 5.5 -12.4 5.5 13.5 6.0 400 2597 2097 0.417 31.3 7.6 -18.3 7.3 17.4 7.0 450 2527 1986 0.475 40.3 10.2 -25.4 9.3 21.6 7.9 500 2459 1879 0.535 50.7 13.1 -33.9 11.7 25.9 8.9 the 270 WSM is no slouch, but the 6.5 WSM has it beat hands down, extend the range to 1000 yards and the 6.5 really kills the 270 in performance Even the7mm WSM has better BC bullets at the same weight, the Berger 140 VLD in 7mm has a BC of .512 vs the 140 .277 of 497 Then you have the 130 VLD in 6.5mm with a bc of .552,, at 3400 fps from a 6.5 WSM would be like laser beam. at the muzzle, and every yard after it would have more fps, less drift, less drop, nothing the 270 WSM with any bullet on earth could match it. That being said, if one is going to go out and buy a factory rifle clambering, the 270 wsm would be nice and hard to beat, the 7mm WSM would have it beat with 140-180's, but not much.[/s][/s] [/QUOTE]
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6.5wsm vs 270wsm
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