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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
1829 Joule
0.243
84
33.2
24.5gr | 1.59g
2726fps | 831m/s
1.6" | 40.6mm
2.26" | 57.4mm
203
.240 Belt. Riml. Nitr. Exp.
2517 Joule
0.245
92
55
41.5gr | 2.69g
3035fps | 925m/s
2.5" | 63.4mm
3.21" | 81.5mm
11
.240 Flang. Nitro Express
2213 Joule
0.245
91
56.99
41.7gr | 2.7g
2876fps | 877m/s
2.5" | 63.4mm
3.25" | 82.6mm
6
.240 Weath. Mag.
2657 Joule
0.243
84
64
48.9gr | 3.17g
3271fps | 997m/s
2.5" | 63.5mm
3.1" | 78.7mm
210
.243 Ackley Improved
2377 Joule
0.2429
83
57
41.5gr | 2.69g
3090fps | 942m/s
2.05" | 51.9mm
2.71" | 68.8mm
429
.243 WSSM
2531 Joule
0.243
84
53.9
41.9gr | 2.71g
3195fps | 974m/s
1.66" | 42.2mm
2.36" | 59.9mm
209
.243 Win.
2323 Joule
0.243
85
54
41.2gr | 2.67g
3045fps | 928m/s
2.04" | 51.9mm
2.71" | 68.8mm
224
.244 H&H Mag.
2726 Joule
0.245
91
83
59.4gr | 3.85g
3190fps | 973m/s
2.78" | 70.5mm
3.64" | 92.5mm
6
.244 Rem.
2497 Joule
0.243
85
55
41.6gr | 2.7g
3165fps | 965m/s
2.23" | 56.5mm
2.83" | 71.8mm
223
6 mm ARC
1896 Joule
0.243
84
34.5
26.3gr | 1.7g
2766fps | 843m/s
1.5" | 38.1mm
2.26" | 57.4mm
209
6 mm ARC (bolt action rifles only)
1985 Joule
0.243
81
34.5
27.1gr | 1.76g
2876fps | 877m/s
1.5" | 38.1mm
2.26" | 57.4mm
194
6 mm B.R. Norma
2109 Joule
0.242
85
37.8
30.1gr | 1.95g
2908fps | 887m/s
1.55" | 39.4mm
2.44" | 62mm
206
6 mm B.R. Rem.
2037 Joule
0.242
83
37.8
28.5gr | 1.85g
2885fps | 880m/s
1.55" | 39.4mm
2.2" | 55.9mm
199
6 mm BRA
2172 Joule
0.243
82
40.5
32gr | 2.08g
3005fps | 916m/s
1.56" | 39.6mm
2.32" | 58.9mm
203
6 mm Creedmoor
2460 Joule
0.243
85
51
40.6gr | 2.63g
3144fps | 959m/s
1.92" | 48.8mm
2.83" | 71.8mm
212
6 mm Dasher
1823 Joule
0.242
81
32
24.1gr | 1.56g
2762fps | 842m/s
1.51" | 38.2mm
2.19" | 55.7mm
193
6 mm GT
2278 Joule
0.243
85
43.2
34gr | 2.2g
3012fps | 918m/s
1.73" | 43.8mm
2.52" | 63.9mm
215
6 mm PPC
1869 Joule
0.243
83
33
24.7gr | 1.6g
2760fps | 842m/s
1.51" | 38.2mm
2.19" | 55.7mm
200
6 mm Rem.
2482 Joule
0.243
84
54.4
41.2gr | 2.67g
3161fps | 964m/s
2.22" | 56.5mm
2.83" | 71.8mm
211
6 mm XC
2538 Joule
0.243
89
49.7
39.4gr | 2.55g
3112fps | 949m/s
1.9" | 48.3mm
2.75" | 69.9mm
186
6 x 47 ATZL
1830 Joule
0.243
84
33
24gr | 1.56g
2722fps | 830m/s
1.85" | 47mm
2.48" | 63mm
206
6 x 47 SM
2251 Joule
0.243
85
45.9
35.4gr | 2.29g
3010fps | 918m/s
1.85" | 46.9mm
2.6" | 66mm
211
6 x 50 R Scheiring
1841 Joule
0.243
84
33.6
23.8gr | 1.54g
2735fps | 834m/s
1.96" | 49.7mm
2.5" | 63.5mm
204
6 x 52 R BB2
1894 Joule
0.243
85
40
29.4gr | 1.9g
2761fps | 842m/s
2.04" | 51.8mm
2.72" | 69.1mm
210
6 x 52 R Bretschneider
1752 Joule
0.243
84
36.2
25.1gr | 1.63g
2668fps | 813m/s
2.04" | 51.8mm
2.56" | 65mm
202
6 x 62 Freres
2547 Joule
0.243
85
68
53.5gr | 3.47g
3197fps | 975m/s
2.42" | 61.6mm
3.23" | 82mm
211
6 x 62 R Freres
2552 Joule
0.243
85
68.3
53.8gr | 3.49g
3199fps | 975m/s
2.42" | 61.6mm
3.23" | 82mm
212
6 x 70 R
1557 Joule
0.243
85
39.9
26.6gr | 1.72g
2498fps | 762m/s
2.75" | 69.9mm
3.43" | 87mm
212
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