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Load data for .450 Rigby + .458 | 400gr | Barnes X S

Recommended Powder(s):

.450 Rigby + .458 | 400gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 400gr | Barnes X S
Manufacturer SKU:
45815
Bullet Weight:
400gr | 25.9g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.340" | 34.0mm
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
3.694" | 93.8mm
Seated Depth:
0.548" | 13.9mm
Shank Seated Depth:
0.548" | 13.9mm
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B813_C768
Last updated:
2026-01-20

Load data for 178 loads in caliber .450 Rigby with .458 | 400gr | Barnes X S bullet and 89 powder(s). 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 2206H
89%
90%
99%
ADI AR 2208
94%
90%
98%
Accurate 2015
84%
90%
100%
Accurate 2200
87%
89%
98%
Accurate 2495
87%
90%
100%
Accurate 2520
87%
90%
100%
Accurate 2700
95%
90%
94%
Accurate 4064
93%
90%
100%
Accurate 4350
97%
75%
96%
Alliant AR-Comp
87%
90%
100%
Alliant Power Pro 2000-MR
92%
90%
98%
Alliant Reloder- TS 15.5
95%
90%
99%
Alliant Reloder-15
92%
90%
99%
Alliant Reloder-16
97%
75%
96%
Alliant Reloder-17
97%
85%
99%
Alliant Reloder-23
97%
55%
93%
Baschieri & Pellagri 107
89%
90%
98%
Bofors RP3
94%
90%
100%
Bofors RP7
97%
87%
94%
Hodgdon BL-C2
87%
89%
100%
Hodgdon Benchmark
86%
90%
100%
Hodgdon CFE223
93%
89%
98%
Hodgdon H322
85%
90%
100%
Hodgdon H380
93%
89%
97%
Hodgdon H414
97%
87%
95%
Hodgdon Hybrid 100V
97%
69%
97%
Hodgdon LVR
97%
81%
96%
Hodgdon Superperformance
97%
81%
92%
Hodgdon VARGET
95%
90%
98%
IMR 3031
92%
90%
100%
IMR 4064
95%
89%
99%
IMR 4166 Enduron
95%
90%
95%
IMR 4350
97%
76%
92%
IMR 4451 Enduron
97%
90%
95%
IMR 4831
97%
65%
94%
IMR 4895
91%
90%
99%
IMR 8208 XBR
87%
90%
100%
Lovex D073.6
89%
90%
100%
Lovex S060
89%
90%
99%
Lovex S062
92%
89%
100%
Lovex S065
97%
84%
96%
Lovex S070
97%
80%
94%
Norma 201
89%
89%
100%
Norma 202
89%
90%
100%
Norma 203B
92%
90%
99%
Norma URP
97%
75%
96%
Ramshot Big Game
93%
89%
99%
Ramshot Hunter
97%
74%
93%
Ramshot TAC
87%
89%
97%
Ramshot Wild Boar
88%
90%
99%
Ramshot X-Terminator
84%
89%
99%
ReloadSwiss RS 40
83%
89%
100%
ReloadSwiss RS 50
93%
89%
96%
ReloadSwiss RS 52
90%
90%
99%
ReloadSwiss RS 60
97%
89%
100%
ReloadSwiss RS 62
97%
75%
96%
ReloadSwiss RS 70
97%
76%
95%
Rottweil R 901
86%
90%
100%
Rottweil R 902
90%
89%
100%
Rottweil R 903
96%
89%
99%
Rottweil R 907
97%
87%
94%
SNPE Vectan SP 11
96%
89%
99%
SNPE Vectan SP 7
88%
90%
97%
SNPE Vectan SP 9
90%
90%
99%
SNPE Vectan Tubal 3000
88%
90%
100%
SNPE Vectan Tubal 5000
94%
90%
100%
SNPE Vectan Tubal 7000
97%
83%
94%
Shooters World Long Rifle
97%
84%
96%
Shooters World Match Rifle
89%
90%
100%
Shooters World Precision
92%
89%
100%
Somchem S321
84%
90%
100%
Somchem S335
88%
90%
100%
Somchem S341
88%
90%
99%
Somchem S355
96%
90%
99%
Somchem S365
97%
68%
98%
Vihtavuori N130
84%
90%
100%
Vihtavuori N133
90%
90%
100%
Vihtavuori N135
97%
88%
100%
Vihtavuori N140
91%
89%
100%
Vihtavuori N150
97%
78%
99%
Vihtavuori N160
97%
81%
97%
Vihtavuori N530
85%
90%
100%
Vihtavuori N540
92%
90%
100%
Vihtavuori N550
97%
82%
97%
Vihtavuori N555
97%
58%
93%
Winchester 6.5 StaBALL
97%
80%
98%
Winchester 748
85%
90%
100%
Winchester 760
97%
87%
95%
Winchester StaBALL Match
83%
90%
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41800
72%
**43
97%
[ADI AR 2208]*
<<locked>>
81%
35810
62%
**08
94%
Accurate 2015
<<locked>>
81%
47747
82%
**62
100%
Accurate 2200
<<locked>>
81%
43859
76%
**36
96%
Accurate 2495
<<locked>>
81%
44019
76%
**69
100%
Accurate 2520
<<locked>>
81%
43033
74%
**75
100%
[Accurate 2700]*
<<locked>>
86%
40422
70%
**38
90%
Accurate 4064
<<locked>>
81%
37231
64%
**67
99%
[Accurate 4350]*
<<locked>>
83%
28689
49%
**26
90%
Alliant AR-Comp
<<locked>>
81%
42902
74%
**59
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
81%
37695
65%
**46
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
35186
61%
**38
96%
Alliant Reloder-15
<<locked>>
81%
37724
65%
**80
95%
[Alliant Reloder-16]*
<<locked>>
84%
30719
53%
**46
90%
[Alliant Reloder-17]*
<<locked>>
81%
30690
53%
**82
93%
[Alliant Reloder-23]*
<<locked>>
92%
27920
48%
**00
90%
Baschieri & Pellagri 107
<<locked>>
81%
40596
70%
**39
96%
Bofors RP3
<<locked>>
81%
35099
61%
**41
96%
[Bofors RP7]*
<<locked>>
88%
39320
68%
**57
90%
Hodgdon BL-C2
<<locked>>
81%
42380
73%
**88
98%
Hodgdon Benchmark
<<locked>>
81%
45832
79%
**46
99%
[Hodgdon CFE223]*
<<locked>>
81%
35708
62%
**70
93%
Hodgdon H322
<<locked>>
81%
46064
79%
**95
100%
[Hodgdon H380]*
<<locked>>
81%
36100
62%
**38
93%
[Hodgdon H414]*
<<locked>>
87%
37478
65%
**03
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26107
45%
**08
90%
[Hodgdon LVR]*
<<locked>>
82%
31575
54%
**62
90%
[Hodgdon Superperformance]*
<<locked>>
93%
41539
72%
**85
90%
[Hodgdon VARGET]*
<<locked>>
81%
35752
62%
**08
94%
IMR 3031
<<locked>>
81%
38000
65%
**03
100%
IMR 4064
<<locked>>
81%
35404
61%
**92
95%
[IMR 4166 Enduron]*
<<locked>>
83%
37246
64%
**88
90%
[IMR 4350]*
<<locked>>
93%
39552
68%
**87
90%
[IMR 4451 Enduron]*
<<locked>>
85%
37391
64%
**24
90%
[IMR 4831]*
<<locked>>
87%
28761
50%
**03
90%
IMR 4895
<<locked>>
81%
38435
66%
**13
96%
IMR 8208 XBR
<<locked>>
81%
43482
75%
**46
99%
Lovex D073.6
<<locked>>
81%
40944
71%
**36
99%
Lovex S060
<<locked>>
81%
42366
73%
**87
97%
Lovex S062
<<locked>>
81%
37826
65%
**57
98%
[Lovex S065]*
<<locked>>
82%
32547
56%
**29
90%
[Lovex S070]*
<<locked>>
88%
36013
62%
**21
90%
Norma 201
<<locked>>
81%
41945
72%
**16
98%
Norma 202
<<locked>>
81%
41162
71%
**20
100%
Norma 203B
<<locked>>
81%
37072
64%
**70
96%
[Norma URP]*
<<locked>>
83%
29573
51%
**29
90%
Ramshot Big Game
<<locked>>
81%
36187
62%
**70
95%
[Ramshot Hunter]*
<<locked>>
90%
35346
61%
**60
90%
Ramshot TAC
<<locked>>
81%
43584
75%
**49
95%
Ramshot Wild Boar
<<locked>>
81%
42525
73%
**69
97%
Ramshot X-Terminator
<<locked>>
81%
46978
81%
**88
98%
ReloadSwiss RS 40
<<locked>>
81%
48588
84%
**25
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
36390
63%
**15
91%
ReloadSwiss RS 52
<<locked>>
81%
38798
67%
**65
96%
ReloadSwiss RS 60
<<locked>>
81%
32619
56%
**44
97%
[ReloadSwiss RS 62]*
<<locked>>
85%
30632
53%
**78
90%
[ReloadSwiss RS 70]*
<<locked>>
89%
34766
60%
**57
90%
Rottweil R 901
<<locked>>
81%
45963
79%
**59
100%
Rottweil R 902
<<locked>>
81%
39813
69%
**70
98%
Rottweil R 903
<<locked>>
81%
33301
57%
**95
95%
[Rottweil R 907]*
<<locked>>
88%
39320
68%
**57
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
33750
58%
**21
94%
SNPE Vectan SP 7
<<locked>>
81%
41959
72%
**26
95%
SNPE Vectan SP 9
<<locked>>
81%
40234
69%
**13
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42728
74%
**74
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35288
61%
**52
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
35926
62%
**82
90%
[Shooters World Long Rifle]*
<<locked>>
82%
32547
56%
**29
90%
Shooters World Match Rifle
<<locked>>
81%
40944
71%
**36
99%
Shooters World Precision
<<locked>>
81%
37826
65%
**57
98%
Somchem S321
<<locked>>
81%
46876
81%
**28
99%
Somchem S335
<<locked>>
81%
42482
73%
**77
100%
Somchem S341
<<locked>>
81%
41263
71%
**23
97%
Somchem S355
<<locked>>
81%
33968
59%
**98
95%
[Somchem S365]*
<<locked>>
81%
25367
44%
**37
91%
Vihtavuori N130
<<locked>>
81%
47326
82%
**23
100%
Vihtavuori N133
<<locked>>
81%
40190
69%
**31
100%
Vihtavuori N135
<<locked>>
81%
33040
57%
**56
100%
Vihtavuori N140
<<locked>>
81%
38479
66%
**54
100%
Vihtavuori N150
<<locked>>
81%
29327
51%
**77
95%
[Vihtavuori N160]*
<<locked>>
81%
30052
52%
**03
90%
Vihtavuori N530
<<locked>>
81%
45745
79%
**02
99%
Vihtavuori N540
<<locked>>
81%
38116
66%
**74
99%
[Vihtavuori N550]*
<<locked>>
81%
30298
52%
**49
90%
[Vihtavuori N555]*
<<locked>>
90%
28050
48%
**39
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
29240
50%
**60
92%
Winchester 748
<<locked>>
81%
45513
78%
**38
99%
[Winchester 760]*
<<locked>>
87%
37478
65%
**03
90%
Winchester StaBALL Match
<<locked>>
81%
48225
83%
**74
99%

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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