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Rifle · SAAMI

6mm Creedmoor

6mm CM6x48mm

Precision rifle competition cartridge.

Caliber
0.2433″ · 6.18 mm
Introduced
2017
Case
Rimless
Parent
6.5 Creedmoor
Primary use
Competition, Target, Hunting
Status
Active
Velocity2,875–3,200 fps
Energy1,850–2,300 ft·lb
Typical grains100 · 105 · 108 gr
Identity
Introduced
2017
Type
Rifle
Origin
United States
Inventor
Hornady / GAP
Manufacturer
Hornady Manufacturing
Standard
SAAMI
Status
Active
Availability
Common
Build
Case capacity
52 gr H₂O
Twist (typical)
1:7.5 to 1:8
Primer
Large Rifle or Small Rifle (SRP/LRP brass both exist)
Case type
Rimless
Pressure & range
Max pressure
62,000 psi
Eff. range
1200 yd
Recoil
6.5–10 ft·lb

Ballistics

Real trajectory computed from a representative load — Hornady ELD Match 108 gr, 2,960 fps, BC 0.276 G7 · 100 yd zero.

overlay up to 2
RangeVelocityEnergyDrop (in)Drop (MOA)
0 yd29592100-1.5″—
100 yd279118680.0″0.0
200 yd26271654-2.9″-1.4
300 yd24671460-11.0″-3.5
400 yd23141283-24.7″-5.9
500 yd21651124-44.9″-8.6
600 yd2022981-72.5″-11.5
700 yd1883850-108.7″-14.8
800 yd1748733-154.7″-18.5

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 HuntingBerger Hunting105 gr · Hybrid Hunter · 2,950 fps · BC 0.272 G7Buy now →
Best for TargetWilson Combat Match108 gr · ELD-M · 3,000 fps · BC 0.276 G7Buy now →

Buy links open 6mm Creedmoor 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 ⌀6.180.243✓
Neck ⌀7.010.276✓
Shoulder ⌀11.740.462✓
Shoulder angle30°—✓
Base ⌀11.960.471✓
Rim ⌀11.990.472✓
Belt ⌀n/a
Rim thickness1.370.054✓
Neck length6.830.269≈
Case length48.771.920✓
Overall length71.122.800✓

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. 6mm Creedmoor is highlighted below.

Factory loads

In production — 312 active loads across 37 brands. Top 15 shown · see all 312 →.

BrandLoadGrainBulletFPSft·lbBC
HornadyPrecision Hunter ELD-X90ELD-X3,4502,3780.262 G7
Black HillsGold Hunting95ELD-X3,3002,2970.268 G7
BarnesVOR-TX85TSX3,3002,0550.135 G7
LapuaScenar90BTHP3,2002,0460.239 G7
LapuaScenar-L105HPBT3,1002,2400.527 G1
PRVI PartizanPPU100OTM3,1002,1330.254 G7
FederalAmerican Eagle100OTM3,1002,1330.254 G7
FederalGold Medal Berger90BTHP3,0751,8890.239 G7
HornadyPrecision Hunter ELD-X103ELD-X3,0502,1270.263 G7
Black HillsGold105OTM3,0502,1680.272 G7
BergerHybrid OTM105OTM3,0502,1680.272 G7
FederalGold Medal Match105Sierra MatchKing OTM3,0002,0980.527 G1
Underwood AmmoELD-M108ELD-M3,0002,1580.276 G7
Wilson CombatMatch108ELD-M3,0002,1580.276 G7
FederalGold Medal Match Sierra105Sierra MatchKing OTM3,0002,0980.527 G1

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

Suitable powders

14 reloading powders listed for 6mm Creedmoor, fastest to slowest. Cross-reference in the finder →

BenchmarkAR 2207AR 2208IMR 30312460N135H380N555LT-32VargetStaBALL MatchN540AR 2209Reloader 17
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.

Firearms chambered in 6mm Creedmoor

12 models in the database chamber 6mm Creedmoor. Browse all →

SIG Sauer Cross PRSSpringfield Armory Springfield Armory Model 2020 Waypoint 6.5 Creedmoor 24-inchMasterpiece Arms BA Comp MPA 6mm GTBergara Premier Ridgeback 6mm Creedmoor 24-inchBrowning X-Bolt Target McMillan 6.5 CreedmoorHowa Alpine MDT ESS 6.5 CreedmoorHowa Howa Mini Action HS Precision 6mm CreedmoorHowa Howa Mini Action Stainless 6mm CreedmoorBergara B-14 HMR Wilderness 6mm CreedmoorBergara B-14 HMR Wilderness 308 WinSeekins Precision Havak 6.5 CreedmoorBrowning X-Bolt Target Lite 6mm Creedmoor 22-inch

Lineage

Immediate parent
6.5 Creedmoor
Family TreeOpen 6mm Creedmoor in the interactive cartridge family tree↗

Connected reference

Loads312 factory loads for 6mm Creedmoor↗Reloading14 suitable powders — cross-reference↗FirearmsFirearms in 6mm Creedmoor↗ToolCompare ballistics↗

History

Introduced 2017 by Hornady and GA Precision for PRS. Necked down 6.5 Creedmoor. Rapidly adopted by competitive shooters. Less recoil than 6.5 with flatter trajectory.

FAQs

What twist rate does 6mm Creedmoor use?
6mm Creedmoor typically uses a 1:7.5 to 1:8 twist rate.
What bullet diameter is 6mm Creedmoor?
6mm Creedmoor uses a 0.2433″ (6.18 mm) diameter bullet.
Is 6mm Creedmoor still in production?
6mm Creedmoor is active; typical availability is common.
What is 6mm Creedmoor used for?
6mm Creedmoor is primarily used for competition, target, hunting.
What is 6mm Creedmoor based on?
6mm Creedmoor is derived from the 6.5 Creedmoor case.
What are the best powders for 6mm Creedmoor?
Reloading powders commonly listed for 6mm Creedmoor include Benchmark, AR 2207, AR 2208, IMR 3031, among 14 suitable options.

Sources & provenance

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 312 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →