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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
1820 Joule
0.243
84
33.2
24.9gr | 1.61g
2771fps | 845m/s
1.6" | 40.6mm
2.26" | 57.4mm
198
.240 Belt. Riml. Nitr. Exp.
2522 Joule
0.245
94
55
41.8gr | 2.71g
3042fps | 928m/s
2.5" | 63.4mm
3.21" | 81.5mm
7
.240 Weath. Mag.
2711 Joule
0.243
85
64
48.5gr | 3.15g
3208fps | 978m/s
2.5" | 63.5mm
3.1" | 78.7mm
207
.243 Ackley Improved
2441 Joule
0.2429
85
57
41gr | 2.66g
3029fps | 924m/s
2.05" | 51.9mm
2.71" | 68.8mm
223
.243 WSSM
2584 Joule
0.243
84
53.9
42gr | 2.72g
3188fps | 972m/s
1.66" | 42.2mm
2.36" | 59.9mm
205
.243 Win.
2393 Joule
0.243
85
54
41.3gr | 2.68g
3078fps | 938m/s
2.04" | 51.9mm
2.71" | 68.8mm
220
.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.
2539 Joule
0.243
85
55
41.2gr | 2.67g
3128fps | 954m/s
2.23" | 56.5mm
2.83" | 71.8mm
221
6 mm ARC
1908 Joule
0.243
85
34.5
26gr | 1.68g
2723fps | 830m/s
1.5" | 38.1mm
2.26" | 57.4mm
206
6 mm B.R. Norma
2150 Joule
0.242
85
37.8
30gr | 1.94g
2854fps | 870m/s
1.55" | 39.4mm
2.44" | 62mm
202
6 mm B.R. Rem.
2058 Joule
0.242
83
37.8
28.5gr | 1.85g
2901fps | 885m/s
1.55" | 39.4mm
2.2" | 55.9mm
192
6 mm Creedmoor
2523 Joule
0.243
85
51
40.3gr | 2.61g
3118fps | 951m/s
1.93" | 48.9mm
2.8" | 71.1mm
208
6 mm GT
2329 Joule
0.243
86
43.2
33.4gr | 2.17g
2915fps | 889m/s
1.73" | 43.8mm
2.52" | 63.9mm
212
6 mm PPC
1895 Joule
0.243
83
33
24.9gr | 1.61g
2796fps | 852m/s
1.51" | 38.2mm
2.19" | 55.7mm
195
6 mm Rem.
2548 Joule
0.243
85
54.4
41gr | 2.65g
3090fps | 942m/s
2.22" | 56.5mm
2.83" | 71.8mm
208
6 mm XC
2594 Joule
0.243
91
49.7
39gr | 2.53g
3043fps | 928m/s
1.9" | 48.3mm
2.75" | 69.9mm
166
6 x 47 ATZL
1863 Joule
0.243
84
33
24.1gr | 1.56g
2735fps | 834m/s
1.85" | 47mm
2.48" | 63mm
203
6 x 47 SM
2266 Joule
0.243
85
45.9
35.2gr | 2.28g
3008fps | 917m/s
1.85" | 46.9mm
2.6" | 66mm
207
6 x 50 R Scheiring
1885 Joule
0.243
84
33.6
24gr | 1.56g
2759fps | 841m/s
1.96" | 49.7mm
2.5" | 63.5mm
201
6 x 52 R BB2
1866 Joule
0.243
85
40
29.2gr | 1.89g
2743fps | 836m/s
2.04" | 51.8mm
2.72" | 69.1mm
207
6 x 52 R Bretschneider
1762 Joule
0.243
84
36.2
24.9gr | 1.61g
2658fps | 811m/s
2.04" | 51.8mm
2.56" | 65mm
200
6 x 62 Freres
2600 Joule
0.243
85
68
53.2gr | 3.45g
3238fps | 987m/s
2.42" | 61.6mm
3.23" | 82mm
207
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
208
6 x 70 R
1578 Joule
0.243
85
39.9
26.7gr | 1.73g
2501fps | 762m/s
2.75" | 69.9mm
3.43" | 87mm
208
6mm XC
2580 Joule
0.243
91
49.7
38.7gr | 2.51g
3024fps | 922m/s
1.91" | 48.5mm
2.75" | 69.9mm
170
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