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

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, ReloadSwiss RS 60, ReloadSwiss RS 70, Somchem S365

.300 Lapua 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 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.102" | 2.6mm
Shank Seated Depth:
0.102" | 2.6mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10948_C363
Last updated:
2025-08-16

Load data for 142 loads in caliber .300 Lapua Mag. with .308 | 115gr | Sierra Varmint bullet and 71 powders such as Alliant Reloder-16, Alliant Reloder-17, ReloadSwiss RS 60, ReloadSwiss RS 70, Somchem S365. 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".

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  • 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.

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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 2208
88%
90%
99%
ADI AR 2209
97%
84%
94%
Accurate 2700
88%
89%
96%
Accurate 3100
97%
73%
95%
Accurate 4064
86%
89%
100%
Accurate 4350
94%
90%
99%
Alliant Reloder- TS 15.5
87%
89%
100%
Alliant Reloder-15
85%
89%
99%
Alliant Reloder-16
95%
89%
99%
Alliant Reloder-17
90%
90%
100%
Alliant Reloder-19
97%
83%
94%
Alliant Reloder-23
97%
68%
98%
Alliant Reloder-26
97%
78%
98%
Hodgdon CFE223
85%
90%
99%
Hodgdon H380
86%
89%
98%
Hodgdon H414
89%
89%
97%
Hodgdon H4350
96%
90%
96%
Hodgdon Hybrid 100V
97%
89%
100%
Hodgdon LVR
92%
90%
98%
Hodgdon Superperformance
92%
90%
96%
Hodgdon VARGET
88%
90%
99%
Hodgdon TrailBoss
96%
56%
100%
IMR 3031
85%
90%
100%
IMR 4064
89%
90%
99%
IMR 4166 Enduron
89%
89%
97%
IMR 4350
94%
89%
96%
IMR 4451 Enduron
90%
90%
97%
IMR 4831
97%
84%
98%
IMR 4895
84%
90%
100%
Lovex S062
86%
89%
100%
Lovex S065
92%
90%
98%
Lovex S070
93%
90%
97%
Lovex S071
97%
60%
92%
Norma 201
83%
89%
100%
Norma 203B
86%
89%
100%
Norma 204
94%
89%
95%
Norma MRP
97%
77%
94%
Norma URP
94%
89%
99%
Ramshot Big Game
85%
90%
100%
Ramshot Hunter
95%
89%
98%
ReloadSwiss RS 14
97%
57%
100%
ReloadSwiss RS 50
86%
89%
97%
ReloadSwiss RS 52
86%
90%
100%
ReloadSwiss RS 60
91%
90%
100%
ReloadSwiss RS 62
94%
90%
99%
ReloadSwiss RS 70
94%
90%
99%
Rottweil R 902
85%
90%
100%
Rottweil R 903
89%
90%
100%
Rottweil R 904
97%
87%
93%
Rottweil R 905
97%
81%
94%
Rottweil R 907
91%
90%
96%
SNPE Vectan SP 11
88%
90%
100%
SNPE Vectan Tubal 5000
88%
89%
100%
SNPE Vectan Tubal 7000
92%
89%
97%
Shooters World Long Rifle
92%
90%
98%
Shooters World Precision
86%
89%
100%
Somchem S355
89%
90%
100%
Somchem S361
96%
89%
92%
Somchem S365
97%
89%
100%
Somchem S385
97%
83%
95%
Vihtavuori N133
85%
90%
100%
Vihtavuori N135
90%
90%
100%
Vihtavuori N140
85%
89%
100%
Vihtavuori N150
94%
90%
100%
Vihtavuori N160
92%
90%
99%
Vihtavuori N540
85%
90%
100%
Vihtavuori N550
91%
90%
99%
Vihtavuori N555
97%
77%
98%
Winchester 6.5 StaBALL
93%
89%
100%
Winchester 760
89%
89%
97%
Winchester StaBALL HD
97%
57%
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44309
73%
**32
97%
[ADI AR 2209]*
<<locked>>
91%
42554
70%
**25
90%
[Accurate 2700]*
<<locked>>
81%
42554
70%
**17
92%
[Accurate 3100]*
<<locked>>
89%
33417
55%
**63
90%
Accurate 4064
<<locked>>
81%
46209
76%
**78
100%
[Accurate 4350]*
<<locked>>
81%
34838
57%
**41
93%
Alliant Reloder- TS 15.5
<<locked>>
81%
44353
73%
**55
99%
Alliant Reloder-15
<<locked>>
81%
47587
78%
**37
98%
[Alliant Reloder-16]*
<<locked>>
81%
34243
56%
**48
93%
Alliant Reloder-17
<<locked>>
81%
38914
64%
**22
97%
[Alliant Reloder-19]*
<<locked>>
91%
41611
68%
**12
90%
[Alliant Reloder-23]*
<<locked>>
83%
27079
44%
**08
90%
[Alliant Reloder-26]*
<<locked>>
86%
32358
53%
**28
90%
Hodgdon CFE223
<<locked>>
81%
46644
77%
**46
98%
Hodgdon H380
<<locked>>
81%
45237
74%
**78
97%
[Hodgdon H414]*
<<locked>>
81%
40306
66%
**86
92%
[Hodgdon H4350]*
<<locked>>
85%
38189
63%
**68
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
31676
52%
**36
94%
[Hodgdon LVR]*
<<locked>>
81%
37666
62%
**17
94%
[Hodgdon Superperformance]*
<<locked>>
82%
38116
63%
**43
90%
Hodgdon VARGET
<<locked>>
81%
43845
72%
**22
97%
Hodgdon TrailBoss
<<locked>>
81%
27180
45%
**51
100%
IMR 3031
<<locked>>
81%
48486
80%
**53
100%
IMR 4064
<<locked>>
81%
43279
71%
**02
97%
[IMR 4166 Enduron]*
<<locked>>
81%
42598
70%
**50
93%
[IMR 4350]*
<<locked>>
83%
37507
62%
**54
90%
[IMR 4451 Enduron]*
<<locked>>
81%
41017
67%
**30
92%
[IMR 4831]*
<<locked>>
81%
30168
50%
**81
91%
IMR 4895
<<locked>>
81%
48892
80%
**83
99%
Lovex S062
<<locked>>
81%
46630
77%
**84
99%
[Lovex S065]*
<<locked>>
81%
38276
63%
**68
93%
[Lovex S070]*
<<locked>>
81%
36506
60%
**31
91%
[Lovex S071]*
<<locked>>
94%
33417
55%
**63
90%
Norma 201
<<locked>>
81%
50894
84%
**73
100%
Norma 203B
<<locked>>
81%
47108
77%
**23
99%
[Norma 204]*
<<locked>>
87%
41916
69%
**99
90%
[Norma MRP]*
<<locked>>
91%
37985
62%
**76
90%
[Norma URP]*
<<locked>>
81%
34664
57%
**38
93%
Ramshot Big Game
<<locked>>
81%
47239
78%
**40
98%
[Ramshot Hunter]*
<<locked>>
81%
34026
56%
**15
90%
ReloadSwiss RS 14
<<locked>>
81%
27557
45%
**93
100%
ReloadSwiss RS 50
<<locked>>
81%
45469
75%
**45
95%
ReloadSwiss RS 52
<<locked>>
81%
46412
76%
**33
100%
ReloadSwiss RS 60
<<locked>>
81%
37724
62%
**99
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
34606
57%
**45
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
34243
56%
**45
91%
Rottweil R 902
<<locked>>
81%
48588
80%
**07
100%
Rottweil R 903
<<locked>>
81%
41785
69%
**92
98%
[Rottweil R 904]*
<<locked>>
92%
44628
73%
**35
90%
[Rottweil R 905]*
<<locked>>
91%
40683
67%
**89
90%
[Rottweil R 907]*
<<locked>>
81%
39421
65%
**87
91%
SNPE Vectan SP 11
<<locked>>
81%
43047
71%
**55
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
43627
72%
**43
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37739
62%
**09
91%
[Shooters World Long Rifle]*
<<locked>>
81%
38276
63%
**68
93%
Shooters World Precision
<<locked>>
81%
46630
77%
**84
99%
Somchem S355
<<locked>>
81%
42235
69%
**96
98%
[Somchem S361]*
<<locked>>
93%
47485
78%
**45
90%
Somchem S365
<<locked>>
81%
31241
51%
**86
96%
[Somchem S385]*
<<locked>>
88%
37811
62%
**74
90%
Vihtavuori N133
<<locked>>
81%
48631
80%
**32
100%
Vihtavuori N135
<<locked>>
81%
40901
67%
**27
100%
Vihtavuori N140
<<locked>>
81%
48022
79%
**78
100%
Vihtavuori N150
<<locked>>
81%
36201
59%
**22
98%
[Vihtavuori N160]*
<<locked>>
81%
37681
62%
**84
94%
Vihtavuori N540
<<locked>>
81%
47993
79%
**01
100%
[Vihtavuori N550]*
<<locked>>
81%
38421
63%
**30
94%
[Vihtavuori N555]*
<<locked>>
83%
28543
47%
**81
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36056
59%
**18
96%
[Winchester 760]*
<<locked>>
81%
40306
66%
**86
92%
[Winchester StaBALL HD]*
<<locked>>
88%
28094
46%
**97
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

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