There are a total of sixteen perks in Modern Warfare 2. There are five tier 1 perks, five tier 2 perks and six tier 3 perks. Each perk can be upgraded to a pro version which gives the perk a new ability. To unlock a pro version of a perk complete the fourth challenge for that perk. There are a total of six challenges for each perk. There are also Death Streak Perks, these perks do NOT have a pro version.
Here is a list of all the perks and a description of what they do.
Tier 1 PerksMarathon Pro +Climb obstacles faster
Stopping Power Pro +Increased bullet damage vs. enemy vehicles
Commando Pro +No falling damage
Steady Aim Pro +Longer hold breath duration
Scrambler Pro +Delay enemy Claymore explosions
Ninja Pro +Your footsteps are silent
SitRep Pro +Makes enemy footsteps louder
Last Stand Pro +Use grenades and equipment as well as your pistol
No, i think modern warfare 2 is better because there are new weapons and perks, and most importantly, silenced snipers.The answer to the question is more about opinion.Modern Warfare 2 does have better weapons and perks, but some of the perks in CoD4 are needed.
New perks and weapons
the perks can go from the normal version and the pro version which has an extra perk within the perk
The following are all of the "perks" in Call of Duty 4 Modern Warfare 2"... Tier 1 Perks: Marathon, Sleight of Hand, Scavenger, Bling, One Man Army. Tier 2 Perks: Stopping Power, Lightweight, Hardline, Cold-Blooded, Danger Close. Tier 3 Perks: Commando, Ninja, SitRep, Steady Aim, Scrambler, Last Stand.
Call of Duty: Modern Warfare 2 has new weapons, maps, perks and kill streaks. It will also have a Special Ops mode where you can play missions solo or with a friend.
ACR and Desert Eagle Sleight of Hand
When you prestige on modern warfare 2 you lose all your weapons, perks, classes, challenges, and I think killstreak rewards(but I'm not sure). You keep your titles, eg.The Avenger etc. And you keep your emblems.
More guns. It continues the storyline from modern warfare 2. For multiplayer, there will be more perks and killstreaks and weapons. Also for multiplayer there will be more maps.
you have to rank up to earn game modes, weapons, perks, and equipment
All of that depends on how you play there isn't a class that is the best for everyone.
It is one of the first perks you automatically have, so you might want to rephrase your question.
All your guns, attachments, equipment, perks, level, classes, and challenges reset.