GunsAmerica

Quick Look

The SIG 522, introduced in 2011, is a semi-automatic rifle modeled after the SIG SG 550 series. It offers reliable design rooted in military-grade engineering with a .22 LR chambering. Popular for training and plinking, it maintains a niche among enthusiasts seeking a quality rimfire rifle.

Why It's a Top Choice

Accurate and reliable .22 LR platform
Ergonomics similar to full-size SIG rifles
Affordable shooting for training purposes
Robust, durable construction
Easy to maintain and customize

Key Variants

SIG 522 A2

Updated version with enhanced accuracy and improved barrel design, ideal for precision rimfire shooting.

SIG 522 R

Compact model designed for easier handling and maneuverability in close-quarters.

SIG 522 Classic

Original release with fixed stock and standard barrel, favored for general plinking and training.

Competitor Comparison Table

Feature	SIG 522	Ruger 10/22	Smith & Wesson M&P 15-22
MSRP	$800–$900	$300–$400	$500–$600
Capacity / Size	10–25 rounds / 37.5 in	10–25 rounds / 37 in	10–25 rounds / 35.5 in
Weight	6.7 lbs	5 lbs	5.5 lbs
Optics-ready	Yes (Picatinny rail)	Yes (integral rail)	Yes (Picatinny rail)
Trigger Type	Single-stage	Single-stage	Single-stage
Notable Pro	Mil-spec design with full rifle ergonomics	Extensive aftermarket support	Polymer frame with AR-style controls
Notable Con	Higher cost than some rimfire rifles	Basic finish and older design	Less durable polymer construction

Best Use Cases

Rimfire training and marksman practice
Recreational plinking
Introduction to AR-style rifles
Small-game hunting where legal
Collection of tactical rimfire rifles

FAQs

Can I use standard AR-15 magazines with the SIG 522?

No, the SIG 522 uses proprietary .22 LR magazines designed specifically for this rimfire model.

What is the effective range of the SIG 522?

Its effective range is approximately 100 yards, suitable for rimfire target shooting and small game hunting.

How does the SIG 522 compare to the Ruger 10/22?

The SIG offers more AR-style ergonomics and controls; the Ruger is lighter and more affordable with vast aftermarket support.

SIG 522 for Sale