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Ruger Mini-14 vs SIG SG 551
Side-by-side technical comparison
Ruger Mini-14
RiflesIn production
SIG SG 551
RiflesDiscontinued
Overview
Spec
Ruger Mini-14
SIG SG 551
Production
1973–present
1990–present
Units produced
Over 1 million
Approximately 30,000
Specifications
Spec
Ruger Mini-14
SIG SG 551
Overall length
946 mm
833 mm (stock extended)
Barrel length
457 mm
363 mm
Weight
3.4 kg
3.20 kg
Magazine capacity
5–30 rounds
30 rounds
Action type
gas-operated, rotating bolt
Gas-operated, rotating bolt
Trigger type
two-stage
Selective fire
Sights
Iron sights, optics mount
Diopter rear, post front
Calibers
Ruger Mini-14
SIG SG 551