Brian O'Conner (Paul Walker) carries a SIG-Sauer P226R as his sidearm throughout the film, notably seen during the climax of the film. It is also seen on the promotional poster for the film.
Brazilian Military Police (PMERJ) Officer Elena Neves (Elsa Pataky) uses a Taurus PT92C with wooden grips as her sidearm. Toretto also briefly handles the Taurus when she visits Elsa's apartment.
Jericho 941
Gisele Yashar (Gal Gadot) is seen drawing a black Jericho 941 when she is introduced in the film. Despite supposedly being ex-military, she holds her Jericho gangster-style at a 90° angle.
When Brian and Mia first meet Vince (Matt Schulze) in the favela, he tucks what appears to be a Glock 18C with an extended 33-round magazine and an accessory rail in to the back of his pants. The gun is never really seen clearly, so there is a possibility that it is merely a Glock 19 with an extended magazine.
Numerous revolvers and semi-auto pistols are seen when Hobb's team attemts to arrest Dom at a street race, numerous bystanders drawing on the DSS team.
Submachine Guns
FN P90
Agent Chato (Yorgo Constantine) carries a FN P90 with an EOTech sight as his primary firearm throughout the film. Vince (Matt Schulze) later uses the P90 to fight off Reyes' gunmen during the convoy ambush ambush, firing from the hip, no less.
Heckler & Koch UMP
Agent Macroy (Geoff Meed) uses a Heckler & Koch UMP submachine gun with an EOTech sight as his primary firearm. He most notably wields it during the convoy ambush scene.
Heckler & Koch MP5A3
Several gunmen use Heckler & Koch MP5A3 submachine guns. An officer guarding the Polícia Militar building also holds a MP5A3.
IMI Uzi
A favela gangster is seen holding a Uzi submachine gun. Several of Zizi's gunmen also use them during the chase in the favela.
Carl Gustav M/45
Favela gangsters also are seen with the Carl Gustav M/45. During the robbery of Reyes' safehouse, Santos (Don Omar) carries a Carl Gustav M/45.
Zizi uses a modified AKMSU with a MP5K-style foregrip and sights while searching for Toretto and O'Connor in the favela.
AKS-47
Many of Reyes' gunmen are armed with AKS-47 rifles.
AMD-65
Several of Zizi's gunmen carry Hungarian AMD-65 rifles in the film.
Zastava M70AB2
A second gunman is armed with a Zastava M70AB2 rifle. Various other gangsters are also seen with the M70AB2 throughout the film.
Colt M4A1
Agent Hobbs (Dwayne Johnson) carries an M4A1 with an M26 Modular Accessory Shotgun System attached to it and a C-More red dot sight. Agent Fusco (Alimi Ballard) is armed with a M4A1 carbine with a M203 grenade launcher. Han (Sung Kang) uses a M4A1 with a flashlight during the safehouse robbery, and other gangsters and police officers use them as well.
AR-15 Carbine
A Brazilian Military Police officer holds a AR-15 Carbine with removable iron sights while guarding a police building.
Colt Model 933
O'Connor uses a Colt Model 933 during the ambush on Hobbs' convoy.
M16/SP1
A Brazilian Military Police officer fires a M16 at Toretto and O'Connor as they flee a robbery.
M14
Agent Wilkes (Fernando Chien) carries a short-barreled version of the Mk. 14 EBR with an Aimpoint Comp M3 and swivel mount 3x magnifier, bipod and AN/PEQ-15 IR designator as his primary firearm throughout the film. During the convoy ambush scene, Wilkes fires the weapon fully automatic.
FN-FAL
A FN FAL can be seen wielded by a PMERJ officer in the Polícia Militar building.
Agent Chato (Yorgo Constantine) carries a Mossberg 590 with Surefire forend, an ATI collapsible stock and a door-breaching brake when Hobbs and Toretto first confront each other. Toretto (Vin Diesel) is later seen using it when the DSS convoy is ambushed, and a PMERJ officer is seen firing a 590 during a car chase. One of the gunmen also briefly fires a Mossberg 590 with a heat shield during the convoy ambush.
M26 MASS
Hobbs is shown firing a M26 MASS shotgun attached to a M4A1 carbine.
Other
Type 69 RPG
A Type 69 RPG launcher is used by Reyes' men to ambush Hobbs' convoy.
A number of Mk 2 hand grenades are seen on a table of weapons at Hobb's base.
M134 Minigun
A GE M134 Minigun with a shortened barrel is fired by one of Reyes' men as he chases Toretto and O'Connor in the finale. The sound effect of it firing makes it sound like generic "machine gun fire" than an actual minigun.