Rifle · CIP

6.5x57mm Mauser

6.5x576.5 Mauser

Excellent European sporting cartridge combining 7x57 Mauser case with 6.5mm bullet.

Caliber
0.2638″ · 6.7 mm
Introduced
1894
Case
Rimless
Parent
7mm Mauser
Primary use
Hunting, Target
Status
Limited
Velocity2,700–2,950 fps
Energy2,200–2,700 ft·lb
Typical grains127 · 131 · 140 gr
Identity
Introduced
1894
Type
Rifle
Origin
Germany
Inventor
Paul Mauser
Manufacturer
DWM
Standard
CIP
Status
Limited
Availability
Limited
Build
Case capacity
60 gr H₂O
Twist (typical)
1:8
Primer
Large Rifle
Case type
Rimless
Pressure & range
Max pressure
56,565 psi
Eff. range
400 yd
Max range
4000 yd
Recoil
10–14 ft·lb

Ballistics

Real trajectory computed from a representative load — Norma Oryx SP 140 gr, 2,887 fps, BC 0.410 G1 · 100 yd zero.

overlay up to 2
RangeVelocityEnergyDrop (in)Drop (MOA)
0 yd28862589-1.5″
100 yd276423740.0″0.0
200 yd26432171-3.1″-1.5
300 yd25241980-11.1″-3.5
400 yd24081802-24.7″-5.9
500 yd22941635-44.2″-8.4
600 yd21821480-70.3″-11.2
700 yd20731335-103.7″-14.2
800 yd19661201-145.2″-17.3

Point-mass G7/G1 drag model, standard atmosphere — within ~2% of reference solvers to 1000 yd; real barrels and conditions vary. Open in Ballistic Compare →

Performance

Best for HuntingNorma Oryx SP140 gr · Oryx SP · 2,887 fps · BC 0.410 G1Buy now →

Buy links open 6.5x57mm Mauser ammunition at Rivertown Munitions.

Dimensionscase measurements · scale drawing · size vs familiar rounds

Case dimensions — the scale drawing at the top of the page is built from these.

CIP TDCC · verified
Measuremmin
Bullet ⌀6.700.264
Neck ⌀7.650.301
Shoulder ⌀10.940.431
Shoulder angle19°
Base ⌀11.900.469
Rim ⌀11.950.470
Belt ⌀n/a
Rim thickness1.300.051
Neck length7.390.291
Case length56.702.232
Overall length82.003.228

Size vs familiar rounds

Drawn at true 1:1 — every case is accurate relative to the others. Absolute size depends on your screen's pixel density, so measuring one against a real ruler may be off. 6.5x57mm Mauser is highlighted below.

Factory loads

In production — 12 active loads across 7 brands. Top 12 shown.

BrandLoadGrainBulletFPSft·lbBC
NormaOryx SP140Oryx SP2,8872,5910.410 G1
HornadyCustom Interlock SP140Interlock SP2,8872,5910.410 G1
FederalPower-Shok SP140SP2,8872,5910.410 G1
NormaFMJ139FMJ2,7562,3440.410 G1
GECOSP Hunting127SP3,0342,595
RWSID Classic SP127ID Classic3,0342,595
GECOPlus127HP2,9532,459
RWSDK127Doppelkern2,9532,459
NormaTipstrike130Polymer Tip2,9532,517
RWSHMK SP127HMK SP2,9002,371
Sellier & BellotSP Hunting131SP2,8872,424
PPUSP131SP2,8752,404

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

Suitable powders

1 reloading powder listed for 6.5x57mm Mauser, fastest to slowest. Cross-reference in the finder →

Reloading costestimate cost per round vs factory

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.

Lineage

Immediate parent
Family TreeOpen 6.5x57mm Mauser in the interactive cartridge family tree

Connected reference

History

Developed by necking down 7x57mm Mauser to 6.5mm in 1894. Popular in Europe and Scandinavia for deer and mountain game. Never achieved the fame of its parent cartridge or the 6.5x55 Swedish, but remained a solid performer. Declined after WWII but still produced by European ammunition makers.

FAQs

What twist rate does 6.5x57mm Mauser use?
6.5x57mm Mauser typically uses a 1:8 twist rate.
What bullet diameter is 6.5x57mm Mauser?
6.5x57mm Mauser uses a 0.2638″ (6.7 mm) diameter bullet.
Is 6.5x57mm Mauser still in production?
6.5x57mm Mauser is limited; typical availability is limited.
What is 6.5x57mm Mauser used for?
6.5x57mm Mauser is primarily used for hunting, target.
What is 6.5x57mm Mauser based on?
6.5x57mm Mauser is derived from the 7x57mm Mauser case.
What are the best powders for 6.5x57mm Mauser?
Reloading powders commonly listed for 6.5x57mm Mauser include Reloader 17.

Sources & provenance

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