Portable Ops weapons

This article is a list of weapons that appear in Metal Gear Solid: Portable Ops.

Pistols

 * MK22 - A tranquilizer gun based on the S&W Model 39 pistol using 9MM tranquiliser ammunition. It's fitted with a suppressor. This is the first weapon the player acquires in the game.
 * M1911A1 - A .45ACP semi-automatic pistol, it holds seven rounds. Standard issue of all female officers.
 * Single Action Army (SAA) - A six-shot revolver using .45 LC rounds, its rounds ricochet when fired at surfaces. Cannot be used with CQC and has a slightly longer delay compared to other weapons when the view transitions to its iron sights.

Sub-Machine Guns
CQC or iron sights cannot be used in conjunction with a sub-machine gun.
 * MAC-10 - A .45 caliber SMG with a high-rate of fire. Equipped with a suppressor.
 * Uzi - A 9MM SMG with a high-rate of fire.
 * Scorpion - A .32ACP caliber SMG; it is equipped with a laser-aiming module for targeting.

Assault Rifles
CQC cannot be used in conjunction with an assault rifle.
 * AK-47 - A 7.62x39MM caliber assault rifle; standard issue for the Soviet soldiers, developed in 1947 the AK-47 is the most famous assault rifle in history. Used by all male soldiers.
 * M16A1 - American made 5.56mm assault rifle, commonly used by the military.
 * XM177E2 - A carbine version of the M16; the barrel and butt of the rifle have both been shortened, it's fitted with a silencer and has 30 round magazines.

Sniper Rifles
CQC cannot be used in conjunction with a sniper rifle. Mobility is lost when using a sniper rifle. Sniper rifles can be used with or without the scope but has no iron sights.
 * SVD - A semi-automatic Soviet sniper rifle holding 10 rounds per magazine.
 * Mosin Nagant - A Soviet bolt-action rifle used in the Second World War, it fires modified 7.62MM tranquillizer darts in-game.

Shotguns
CQC or iron sights cannot be used in conjunction with a shotgun.
 * M37 - An ambidexterous 12-gauge shotgun; holds five rounds.
 * M870 - A 12-gauge shotgun; a step up from the M37 by holding more ammunition.

Machine Guns
CQC or iron sights cannot be used in conjunction with a machine gun.
 * M63 - A light machine gun variant of the M63 weapons system; fires 5.56mm ammo.

Anti-Tank
CQC cannot be used in conjunction with an anti-tank weapon. Mobility is lost when using an anti-tank weapon.
 * RPG-7 - Soviet made rocket propelled grenade launcher using 85MM HEAT ammunition ideal for anti-tank and anti-air use. Triggers alert mode upon impact. The player can view down the attached scope instead of locking-on or view from first-person as a shoulder-fire weapon.

Explosives
CQC cannot be used in conjunction with explosives.
 * Grenade - A standard frag grenade. Triggers alert mode upon exploding.
 * Stun Grenade - A grenade that temporarily blinds and knocks-out enemies.
 * Chaff Grenade - A grenade that temporarily disables electronics such as cameras and enemy radios.
 * Claymore - An anti-personnel mine. Triggers alert mode upon exploding.
 * Smoke Grenade - A grenade that releases smoke provide quick cover.
 * LN G (Liquid Nitrogen Grenade) - A grenade that releases liquid nitrogen to provide quick cover and freezes equipment.

Melee

 * Spetsnaz Knife - Knife of the Soviet Spec-Ops; uses a spring-loaded mechanism to eject a blade. Expendable blade weapon in sets of 10 blades per slot in the player's inventory. Cannot be used with CQC.
 * Survival Knife - Standard combat knife. The player can uses quick slashes or use a longer stab for an instant kill.
 * Machete - A basic machete used exclusively by Null (a.k.a Gray Fox). Cannot be used with CQC.
 * Bowie Knife - Throwing knives used exclusively by Gene, can be thrown three at a time or used as a regular knife by the player. Cannot be used with CQC.

Miscellaneous

 * Laser - A laser gun used exclusively by Cunningham. A semi-automatic weapon with no recoil and the best accuracy. Uses special unique laser ammunition with a maximum capacity of 500 shots and can be increased by having more Arms Specialists in the player's technical unit. Mobility is lost when in use. Cannot be used with CQC.