IMHO.

Call of Duty® (2003) vs Call of Duty® 2

Call of Duty® (2003) and Call of Duty® 2 both land in Action on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both are Action games on Steam. Both released in 2006. Call of Duty® (2003) scores higher on Steam reviews (94.3% positive) than Call of Duty® 2 (92.7% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Call of Duty® (2003)

Choose Call of Duty® (2003) if it matches what drew you to this matchup. 3,475 Steam reviews back the pick.

Choose Call of Duty® 2

Choose Call of Duty® 2 if it matches what drew you to this matchup. 3,992 Steam reviews back the pick.

Both Call of Duty® (2003) and Call of Duty® 2 sit in Action on Steam and both list Multi-player, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (94.3% vs 92.7% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.

Side-by-side comparison

Call of Duty® (2003) vs Call of Duty® 2 — Steam metadata comparison
Call of Duty® (2003) — Steam game coverCall of Duty® (2003)Call of Duty® 2 — Steam game coverCall of Duty® 2
Released20062006
GenresActionAction
PlatformsWindowsWindows, macOS
Steam DeckDeck PlayableDeck Playable
Price19.99 USD19.99 USD
Steam reviews94.3% positive (3,475 reviews)92.7% positive (3,992 reviews)
MultiplayerMulti-playerMulti-player
DevelopersInfinity WardInfinity Ward

Side by side

Call of Duty® (2003) vs Call of Duty® 2 — FAQ

Which is better, Call of Duty® (2003) or Call of Duty® 2?
On Steam reviews the two are nearly tied: Call of Duty® (2003) sits at 94.3% positive (3,475 reviews), Call of Duty® 2 at 92.7% (3,992). The choice usually comes down to genre fit and the platform features each one supports — see the comparison table above.
Are Call of Duty® (2003) and Call of Duty® 2 similar?
They overlap on Action on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.