M16 for Sale
Browse M16 listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The M16 was introduced by Armalite in the 1960s and adopted widely by the U.S. military. Designed for reliability and ease of use in combat, it features a lightweight, gas-operated system. Today, the M16 remains a prominent rifle in military service and law enforcement worldwide.
Why It's a Top Choice
- Proven reliability in diverse environments
- High accuracy with 5.56mm NATO rounds
- Modular design supports customization
- Strong aftermarket support for parts
- Effective balance of weight and firepower
Key Variants
M16A4 — Standard issue for the U.S. Army with modern modular features.
M16A2 — Improved accuracy and durability for 1980s era combat use.
M16A1 — Original Vietnam War model known for its lightweight design.
Competitor Comparison Table
| Feature | M16 | Ak-47 | FN Scar |
|---|---|---|---|
| MSRP | $700–$1,200 | $600–$900 | $1,800–$2,500 |
| Capacity/Size | 30 rounds / 39 in | 30 rounds / 35 in | 20–30 rounds / 36 in |
| Weight | 7.9 lbs | 9.5 lbs | 7.9 lbs |
| Optics-Ready | Yes (Picatinny rail) | Limited | Yes |
| Trigger Type | Single-stage, semi-auto/full-auto | Single-stage, full-auto burst | Two-stage, selective fire |
| Notable Pro | Lightweight with proven accuracy | Extremely durable and simple | Highly modular and ergonomic |
| Notable Con | Maintenance sensitivity in harsh conditions | Heavier with more recoil | Higher cost and complexity |
Best Use Cases
- Military combat and tactical operations
- Law enforcement duty rifle
- Range training and marksmanship practice
- Home defense in states permitting full rifles
- Firearms collection and historical interest
FAQs
Can I use standard 5.56 NATO ammo in the M16?
Yes, the M16 is chambered for 5.56x45mm NATO and functions reliably with standard military-grade ammunition.
What is the effective range of the M16 rifle?
The M16 has an effective range of approximately 550 meters for point targets and 800 meters for area targets.
How does the M16 differ from the M4 carbine?
The M16 has a longer 20-inch barrel and fixed stock, while the M4 features a shorter 14.5-inch barrel and collapsible stock for enhanced maneuverability.
Prefer nearby results? Toggle to search local listings.
FN America M16 (20-100822) FN15 Military
$199.99
Magpul PMAG 30 Round AR15 M4 M16 Gen M2
$13.99
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