top of page

Load data for .300 Win. Mag. + .308 | 115gr | Sierra Varmint

Recommended Powder(s): Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60

.300 Win. Mag. + .308 | 115gr | Sierra Varmint

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 115gr | Sierra Varmint
Manufacturer SKU:
2116
Bullet Weight:
115gr | 7.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.003" | 25.5mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.333" | 8.5mm
Shank Seated Depth:
0.333" | 8.5mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10948_C380
Last updated:
2025-12-22

Load data for 180 loads in caliber .300 Win. Mag. with .308 | 115gr | Sierra Varmint bullet and 90 powders such as Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

  • No data yet

  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

    .

    Loading_icon.gif

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
88%
55622
89%
**38
99%
ADI AR 2208
<<locked>>
94%
55622
89%
**15
99%
Accurate 2015
<<locked>>
85%
56057
90%
**46
100%
Accurate 2200
<<locked>>
86%
55477
89%
**86
98%
Accurate 2495
<<locked>>
87%
55709
89%
**12
100%
Accurate 2520
<<locked>>
86%
55579
89%
**15
100%
[Accurate 2700]*
<<locked>>
94%
55999
90%
**23
94%
Accurate 4064
<<locked>>
93%
55434
89%
**09
100%
Accurate 4350
<<locked>>
97%
48182
77%
**30
96%
Alliant AR-Comp
<<locked>>
87%
56086
90%
**02
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
94%
55970
90%
**48
100%
Alliant Reloder-15 👍
<<locked>>
91%
55956
90%
**61
99%
Alliant Reloder-16
<<locked>>
97%
47355
76%
**50
97%
Alliant Reloder-17
<<locked>>
97%
55332
89%
**37
99%
[Alliant Reloder-23]*
<<locked>>
97%
33663
54%
**02
93%
Baschieri & Pellagri 107
<<locked>>
88%
55637
89%
**45
98%
Bofors RP3
<<locked>>
93%
55767
89%
**38
100%
[Bofors RP7]*
<<locked>>
97%
54926
88%
**76
94%
Hodgdon BL-C2
<<locked>>
87%
55898
90%
**51
100%
Hodgdon Benchmark
<<locked>>
86%
55912
90%
**69
100%
Hodgdon CFE223
<<locked>>
92%
55941
90%
**78
98%
Hodgdon H322
<<locked>>
85%
55506
89%
**02
100%
Hodgdon H380
<<locked>>
93%
55927
90%
**42
98%
Hodgdon H414
<<locked>>
96%
55288
89%
**74
95%
[Hodgdon H4350]*
<<locked>>
97%
45919
74%
**12
92%
Hodgdon Hybrid 100V
<<locked>>
97%
43627
70%
**12
97%
Hodgdon LVR
<<locked>>
97%
52489
84%
**15
97%
[Hodgdon Superperformance]*
<<locked>>
97%
52707
85%
**32
94%
Hodgdon VARGET
<<locked>>
94%
55622
89%
**15
99%
Hodgdon TrailBoss
<<locked>>
97%
33518
54%
**42
100%
IMR 3031
<<locked>>
91%
56057
90%
**58
100%
IMR 4064
<<locked>>
95%
55912
90%
**06
99%
IMR 4166 Enduron
<<locked>>
94%
55361
89%
**60
95%
[IMR 4350]*
<<locked>>
97%
48834
78%
**74
93%
IMR 4451 Enduron
<<locked>>
96%
55361
89%
**83
95%
IMR 4831
<<locked>>
97%
41249
66%
**59
95%
IMR 4895 👍
<<locked>>
91%
55666
89%
**71
99%
IMR 8208 XBR
<<locked>>
87%
55927
90%
**15
100%
Lovex D073.6
<<locked>>
89%
55753
89%
**25
100%
Lovex S060
<<locked>>
88%
55666
89%
**66
99%
Lovex S062
<<locked>>
92%
55695
89%
**15
100%
Lovex S065
<<locked>>
97%
52794
85%
**40
96%
[Lovex S070]*
<<locked>>
97%
50662
81%
**20
94%
Norma 201
<<locked>>
89%
55506
89%
**06
100%
Norma 202
<<locked>>
89%
55825
90%
**12
100%
Norma 203B
<<locked>>
92%
55796
89%
**48
99%
Norma URP
<<locked>>
97%
48327
77%
**46
97%
Ramshot Big Game 👍
<<locked>>
92%
55999
90%
**68
99%
[Ramshot Hunter]*
<<locked>>
97%
47398
76%
**23
94%
Ramshot TAC
<<locked>>
86%
55361
89%
**89
97%
Ramshot Wild Boar
<<locked>>
87%
55521
89%
**28
99%
Ramshot X-Terminator
<<locked>>
84%
55956
90%
**86
99%
ReloadSwiss RS 14
<<locked>>
97%
33852
54%
**88
100%
ReloadSwiss RS 40
<<locked>>
83%
56057
90%
**12
100%
ReloadSwiss RS 50
<<locked>>
93%
55970
90%
**06
96%
ReloadSwiss RS 52
<<locked>>
89%
55579
89%
**24
99%
ReloadSwiss RS 60 👍
<<locked>>
95%
55738
89%
**63
100%
ReloadSwiss RS 62
<<locked>>
97%
48138
77%
**60
96%
ReloadSwiss RS 70
<<locked>>
97%
48820
78%
**83
96%
Rottweil R 901
<<locked>>
86%
55724
89%
**79
100%
Rottweil R 902
<<locked>>
91%
55608
89%
**83
100%
Rottweil R 903
<<locked>>
95%
55259
89%
**35
99%
[Rottweil R 907]*
<<locked>>
97%
54926
88%
**76
94%
SNPE Vectan SP 11
<<locked>>
94%
55303
89%
**61
99%
SNPE Vectan SP 7
<<locked>>
87%
55709
89%
**02
98%
SNPE Vectan SP 9
<<locked>>
89%
55883
90%
**32
99%
SNPE Vectan Tubal 3000
<<locked>>
88%
56072
90%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
55709
89%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53113
85%
**81
95%
Shooters World Long Rifle
<<locked>>
97%
52794
85%
**40
96%
Shooters World Match Rifle
<<locked>>
89%
55753
89%
**25
100%
Shooters World Precision
<<locked>>
92%
55695
89%
**15
100%
Somchem S321
<<locked>>
84%
55840
90%
**12
100%
Somchem S335
<<locked>>
89%
55825
90%
**23
100%
Somchem S341
<<locked>>
88%
56014
90%
**09
99%
Somchem S355
<<locked>>
95%
55622
89%
**28
99%
Somchem S365
<<locked>>
97%
42815
69%
**71
98%
Vihtavuori N130
<<locked>>
85%
55477
89%
**04
100%
Vihtavuori N133
<<locked>>
91%
55999
90%
**14
100%
Vihtavuori N135
<<locked>>
97%
55259
89%
**69
100%
Vihtavuori N140
<<locked>>
91%
55927
90%
**76
100%
Vihtavuori N150
<<locked>>
97%
49632
80%
**81
99%
Vihtavuori N160
<<locked>>
97%
53432
86%
**92
98%
Vihtavuori N530
<<locked>>
85%
55912
90%
**28
100%
Vihtavuori N540
<<locked>>
91%
55912
90%
**96
100%
Vihtavuori N550
<<locked>>
97%
53635
86%
**35
97%
[Vihtavuori N555]*
<<locked>>
97%
36071
58%
**87
93%
Winchester 6.5 StaBALL
<<locked>>
97%
51314
82%
**20
99%
Winchester 748
<<locked>>
84%
56086
90%
**65
100%
Winchester 760
<<locked>>
96%
55288
89%
**74
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43961
70%
**92
97%
[ADI AR 2208]*
<<locked>>
81%
37420
60%
**18
94%
Accurate 2015
<<locked>>
81%
49821
80%
**45
100%
Accurate 2200
<<locked>>
81%
46224
74%
**09
96%
Accurate 2495
<<locked>>
81%
45121
72%
**19
100%
Accurate 2520
<<locked>>
81%
46021
74%
**38
99%
[Accurate 2700]*
<<locked>>
86%
42641
68%
**54
90%
Accurate 4064
<<locked>>
81%
38116
61%
**58
99%
[Accurate 4350]*
<<locked>>
85%
32024
51%
**27
90%
Alliant AR-Comp
<<locked>>
81%
45861
74%
**32
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36840
59%
**31
96%
Alliant Reloder-15
<<locked>>
81%
39682
64%
**04
95%
[Alliant Reloder-16]*
<<locked>>
86%
33083
53%
**63
90%
[Alliant Reloder-17]*
<<locked>>
81%
31879
51%
**46
92%
[Alliant Reloder-23]*
<<locked>>
93%
30008
48%
**71
90%
Baschieri & Pellagri 107
<<locked>>
81%
43395
70%
**89
95%
Bofors RP3
<<locked>>
81%
36535
59%
**35
96%
[Bofors RP7]*
<<locked>>
88%
42235
68%
**04
90%
Hodgdon BL-C2
<<locked>>
81%
45948
74%
**61
98%
Hodgdon Benchmark
<<locked>>
81%
48008
77%
**25
99%
[Hodgdon CFE223]*
<<locked>>
81%
38058
61%
**94
93%
Hodgdon H322
<<locked>>
81%
49081
79%
**91
100%
[Hodgdon H380]*
<<locked>>
81%
37420
60%
**35
92%
[Hodgdon H414]*
<<locked>>
87%
40176
64%
**46
90%
[Hodgdon H4350]*
<<locked>>
94%
42511
68%
**27
90%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
28326
45%
**79
90%
[Hodgdon LVR]*
<<locked>>
84%
34490
55%
**86
90%
[Hodgdon Superperformance]*
<<locked>>
91%
43134
69%
**05
90%
[Hodgdon VARGET]*
<<locked>>
81%
37043
59%
**05
94%
Hodgdon TrailBoss
<<locked>>
81%
26513
43%
**62
100%
IMR 3031
<<locked>>
81%
39813
64%
**43
100%
[IMR 4064]*
<<locked>>
81%
36593
59%
**89
94%
[IMR 4166 Enduron]*
<<locked>>
84%
40103
64%
**28
90%
[IMR 4350]*
<<locked>>
92%
41742
67%
**10
90%
[IMR 4451 Enduron]*
<<locked>>
86%
40277
65%
**54
90%
[IMR 4831]*
<<locked>>
89%
31778
51%
**07
90%
IMR 4895
<<locked>>
81%
40553
65%
**50
96%
IMR 8208 XBR
<<locked>>
81%
46064
74%
**22
98%
Lovex D073.6
<<locked>>
81%
43062
69%
**76
99%
Lovex S060
<<locked>>
81%
44092
71%
**27
97%
Lovex S062
<<locked>>
81%
38798
62%
**58
97%
[Lovex S065]*
<<locked>>
84%
35273
57%
**40
90%
[Lovex S070]*
<<locked>>
89%
39436
63%
**61
90%
Norma 201
<<locked>>
81%
43207
69%
**46
98%
Norma 202
<<locked>>
81%
43294
69%
**73
100%
Norma 203B
<<locked>>
81%
38928
62%
**87
95%
[Norma URP]*
<<locked>>
85%
32489
52%
**36
90%
Ramshot Big Game
<<locked>>
81%
38609
62%
**94
95%
[Ramshot Hunter]*
<<locked>>
90%
38014
61%
**81
90%
Ramshot TAC
<<locked>>
81%
46398
74%
**12
95%
Ramshot Wild Boar
<<locked>>
81%
45832
73%
**35
97%
Ramshot X-Terminator
<<locked>>
81%
50053
80%
**71
98%
ReloadSwiss RS 14
<<locked>>
81%
26890
43%
**11
100%
ReloadSwiss RS 40
<<locked>>
81%
51909
83%
**33
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37913
61%
**02
90%
ReloadSwiss RS 52
<<locked>>
81%
41220
66%
**15
95%
ReloadSwiss RS 60
<<locked>>
81%
33924
54%
**45
96%
[ReloadSwiss RS 62]*
<<locked>>
86%
33243
53%
**79
90%
[ReloadSwiss RS 70]*
<<locked>>
89%
37028
59%
**77
90%
Rottweil R 901
<<locked>>
81%
46920
75%
**22
100%
Rottweil R 902
<<locked>>
81%
40944
66%
**94
97%
[Rottweil R 903]*
<<locked>>
81%
34156
55%
**56
94%
[Rottweil R 907]*
<<locked>>
88%
42235
68%
**04
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
35302
57%
**12
93%
SNPE Vectan SP 7
<<locked>>
81%
44353
71%
**76
95%
SNPE Vectan SP 9
<<locked>>
81%
42366
68%
**56
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
44527
71%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37028
59%
**49
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
88%
39204
63%
**86
90%
[Shooters World Long Rifle]*
<<locked>>
84%
35273
57%
**40
90%
Shooters World Match Rifle
<<locked>>
81%
43062
69%
**76
99%
Shooters World Precision
<<locked>>
81%
38798
62%
**58
97%
Somchem S321
<<locked>>
81%
50386
81%
**17
99%
Somchem S335
<<locked>>
81%
44280
71%
**14
100%
Somchem S341
<<locked>>
81%
44295
71%
**73
97%
[Somchem S355]*
<<locked>>
81%
35157
56%
**79
94%
[Somchem S365]*
<<locked>>
83%
26745
43%
**76
91%
Vihtavuori N130
<<locked>>
81%
49255
79%
**99
100%
Vihtavuori N133
<<locked>>
81%
41669
67%
**58
100%
Vihtavuori N135
<<locked>>
81%
33881
54%
**30
99%
Vihtavuori N140
<<locked>>
81%
40625
65%
**87
99%
[Vihtavuori N150]*
<<locked>>
81%
29950
48%
**02
94%
[Vihtavuori N160]*
<<locked>>
83%
32808
53%
**00
90%
Vihtavuori N530
<<locked>>
81%
48965
79%
**94
99%
Vihtavuori N540
<<locked>>
81%
40263
65%
**91
99%
[Vihtavuori N550]*
<<locked>>
83%
32880
53%
**40
90%
[Vihtavuori N555]*
<<locked>>
92%
31024
50%
**40
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30008
48%
**89
91%
Winchester 748
<<locked>>
81%
49603
80%
**37
99%
[Winchester 760]*
<<locked>>
87%
40176
64%
**46
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

bottom of page