Rifle · Obsolete

6.5x58mm Portuguese

Portugal's military rifle cartridge from 1904, chambered in Mauser-action rifles.

Identity
Introduced
1904
Type
Rifle
Origin
Portugal
Inventor
Portuguese military
Manufacturer
Portuguese Military
Standard
Obsolete
Status
Discontinued
Availability
Collector
Dimensions
Bullet ⌀
0.264″
Case capacity
62 gr H₂O
Twist
1:9
Primer
Boxer Small Rifle
Case type
Rimless
Performance
Max pressure
52,000 psi
Eff. range
400 yd
Recoil
10–15 ft·lb

Ballistics

Representative trajectory · 100 yd zero0–800 yd
100 yd · zero0″−133″133″ drop @ 800 yd0400800Open in Ballistic Compare ↗
Velocity
2,500–2,700 fps
Energy
2,150–2,510 ft·lb
By real loads
2,380–2,854 fps · 12 loads
Typical MSRP
$0.85/rd · price history →
Parent case

Representative trajectory — modeled from a single velocity input, not a measured load. Real published loads span the "by real loads" range above.

Factory loads

In production — 12 active loads across 8 brands. Top 15 shown · see all 19 →.

BrandLoadGrainBulletFPSft·lbBC$/rd
GrafFMJ Standard140FMJ2,8542,532$0.75
PPUStandard139FMJ2,8502,507$0.55
RWSClassic154Soft Point2,6742,445$1.60
Sellier & BellotSP154Soft Point2,6572,414$0.85
NormaWhitetail156Soft Point2,6422,417$1.50
Sellier & BellotSP154SP2,4001,969$0.85
NormaOryx156Oryx2,3951,987$2.60
HornadyInterLock154SP2,3951,961
Sellier & BellotSport154FMJ2,3951,961$0.85
Graf & SonsRemanufactured154FMJ2,3951,961$0.70
PPURange154FMJ2,3951,961$0.55
LapuaMega155Mega2,3801,949$2.20
Sellier & BellotSP139FMJ2,4601,867$0.85
Buffalo ArmsCustom139FMJ2,4601,867$2.80
KynochClassic139FMJ2,4601,867$8.00

Velocities are manufacturer-stated (test-barrel). Discontinued loads dimmed.

Reloading cost

Estimate your cost per round and how it compares to factory. Inputs are yours — nothing is stored.

Cost estimate only — not load data. Charge weight is your input; follow published manuals for safe charges.

Firearms chambered in 6.5x58mm Portuguese

1 model in the database chamber 6.5x58mm Portuguese. Browse all →

Portugal Mauser-Vergueiro M1904

Connected reference

History

Developed in 1904 for Portugal's adoption of the Mauser bolt-action rifle to replace the Kropatschek. The 6.5x58mm Portuguese used a relatively modern small-caliber design with good long-range ballistics. Chambered in Portuguese Mausers used in colonial Africa and during WWI in alliance with Britain.

FAQs

What twist rate does 6.5x58mm Portuguese use?
6.5x58mm Portuguese typically uses a 1:9 twist rate.
What bullet diameter is 6.5x58mm Portuguese?
6.5x58mm Portuguese uses a 0.264″ (6.71 mm) diameter bullet.
Is 6.5x58mm Portuguese still in production?
6.5x58mm Portuguese is discontinued; typical availability is collector.
What is 6.5x58mm Portuguese used for?
6.5x58mm Portuguese is primarily used for hunting.

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 12 live factory loads; the trajectory is modeled (point-mass), not measured. Spotted an error? Report it →