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6 mm Caliber Comparison

6 mm Caliber Comparison

The world of 6mm calibers is vast and varied, offering a wide array of choices for precision shooters, hunters, and competitors. These calibers are generally known for their balance between ballistic efficiency, velocity, and manageable recoil. The 6mm bullet diameter, equivalent to approximately .243 inches, is widely regarded for its flat trajectory and long-range accuracy. Whether it's for varmint hunting, target shooting, or tactical use, the 6mm calibers deliver excellent performance across various applications. Below, we will explore some of the most popular and widely used 6mm calibers and their characteristics and applications.

Comparison Table 6 mm Calibers

The following table compares the key characteristics of all 6 mm rifle calibers including rifle calibers with a diameter between .242 and .245 Inch. The rank shows the popularity of the rifle caliber in our community.

Caliber
Rank
Avg. Energy (E0)
Diameter
Avg. Bullet Weight (gr)
Case Capacity (GoW)
Average Charge
Average Velocity (V0)
Case Length (l3)
Max. C.O.L
Suitable Bullets
.24 Nosler
1814 Joule
0.243
84
33.2
24.9gr | 1.61g
2781fps | 848m/s
1.6" | 40.6mm
2.26" | 57.4mm
194
.240 Belt. Riml. Nitr. Exp.
2443 Joule
0.245
94
55
41.2gr | 2.67g
3146fps | 959m/s
2.5" | 63.4mm
3.21" | 81.5mm
7
.240 Weath. Mag.
2710 Joule
0.243
85
64
48.5gr | 3.14g
3210fps | 979m/s
2.5" | 63.5mm
3.1" | 78.7mm
203
.243 Ackley Improved
2452 Joule
0.2429
85
57
40.9gr | 2.65g
3011fps | 918m/s
2.05" | 51.9mm
2.71" | 68.8mm
219
.243 WSSM
2586 Joule
0.243
85
53.9
42gr | 2.72g
3194fps | 974m/s
1.66" | 42.2mm
2.36" | 59.9mm
201
.243 Win.
2405 Joule
0.243
85
54
41.3gr | 2.68g
3074fps | 937m/s
2.04" | 51.9mm
2.71" | 68.8mm
216
.244 H&H Mag.
2806 Joule
0.245
97
83
54.6gr | 3.54g
3037fps | 926m/s
2.78" | 70.5mm
3.64" | 92.5mm
2
.244 Rem.
2534 Joule
0.243
85
55
41.1gr | 2.66g
3133fps | 955m/s
2.23" | 56.5mm
2.83" | 71.8mm
217
6 mm ARC
1905 Joule
0.243
85
34.5
26gr | 1.68g
2729fps | 832m/s
1.5" | 38.1mm
2.26" | 57.4mm
202
6 mm B.R. Norma
2151 Joule
0.242
85
37.8
29.9gr | 1.94g
2847fps | 868m/s
1.55" | 39.4mm
2.44" | 62mm
198
6 mm B.R. Rem.
2058 Joule
0.242
83
37.8
28.5gr | 1.85g
2902fps | 885m/s
1.55" | 39.4mm
2.2" | 55.9mm
188
6 mm Creedmoor
2534 Joule
0.243
85
51
40.3gr | 2.61g
3112fps | 949m/s
1.93" | 48.9mm
2.8" | 71.1mm
204
6 mm GT
2330 Joule
0.243
86
43.2
33.4gr | 2.16g
2913fps | 888m/s
1.73" | 43.8mm
2.52" | 63.9mm
208
6 mm PPC
1899 Joule
0.243
84
33
24.9gr | 1.62g
2774fps | 846m/s
1.51" | 38.2mm
2.19" | 55.7mm
191
6 mm Rem.
2550 Joule
0.243
85
54.4
40.9gr | 2.65g
3096fps | 944m/s
2.22" | 56.5mm
2.83" | 71.8mm
204
6 mm XC
2595 Joule
0.243
91
49.7
38.8gr | 2.52g
3039fps | 927m/s
1.9" | 48.3mm
2.75" | 69.9mm
162
6 x 47 ATZL
1859 Joule
0.243
84
33
24.2gr | 1.57g
2754fps | 840m/s
1.85" | 47mm
2.48" | 63mm
199
6 x 47 SM
2262 Joule
0.243
85
45.9
35.3gr | 2.29g
3023fps | 922m/s
1.85" | 46.9mm
2.6" | 66mm
203
6 x 50 R Scheiring
1890 Joule
0.243
84
33.6
24gr | 1.56g
2739fps | 835m/s
1.96" | 49.7mm
2.5" | 63.5mm
197
6 x 52 R BB2
1865 Joule
0.243
85
40
29.2gr | 1.89g
2745fps | 837m/s
2.04" | 51.8mm
2.72" | 69.1mm
203
6 x 52 R Bretschneider
1764 Joule
0.243
84
36.2
24.8gr | 1.61g
2645fps | 806m/s
2.04" | 51.8mm
2.56" | 65mm
197
6 x 62 Freres
2589 Joule
0.243
85
68
53.1gr | 3.44g
3268fps | 996m/s
2.42" | 61.6mm
3.23" | 82mm
203
6 x 62 R Freres
2595 Joule
0.243
85
68.3
53.2gr | 3.45g
3156fps | 962m/s
2.42" | 61.6mm
3.23" | 82mm
204
6 x 70 R
1579 Joule
0.243
85
39.9
26.7gr | 1.73g
2499fps | 762m/s
2.75" | 69.9mm
3.43" | 87mm
204
6mm XC
2577 Joule
0.243
91
49.7
38.8gr | 2.51g
3039fps | 927m/s
1.91" | 48.5mm
2.75" | 69.9mm
166
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