How much revenue did Portal 2 make?

$66.3M–$178.1M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Portal 2 sell?

Q: How many copies did Portal 2 sell?

24.1M to 39.2M copies, based on its 464k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 24.1M–39.2M; $66.3M–$178.1M after Steam's cut $120.5M–$274.1M before the cut; from 464k reviews (Overwhelmingly Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Portal 2 out and predicted the genre from its 8 similar games. Every figure here, including Portal 2's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 290k–1.6M

best case 13.5M (Portal)

The First-Person genre

All 8 of your similar games are hits. A healthy genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 290k–1.6M copies

≈ $9.3M–$20.7M after Steam's cut

from ~12k reviews

Best case

≈ 10.3M–16.7M copies

Portal · ≈ $28.2M–$75.7M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on First-Person (7 of 8) and Puzzle (6 of 8).
The winners: Winners here lead with Puzzle + Puzzle-Platformer, priced around $10.
The era: The games you compared span 2007 to 2024, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Portal 2007	Est. copies ≈ 10.3M–16.7M 16x vs typical SteamSpy 10M–20M	Est. revenue $28.2M–$75.7M after Steam's cut $51.2M–$116.5M before the cut	$9.99	197k reviews Overwhelmingly Positive	PuzzlePuzzle-Platformer
BEEP 2011	Est. copies ≈ 244k–396k SteamSpy 500k–1M	Est. revenue Free	Free	5k reviews Very Positive	IndiePlatformer
Mirror's Edge™ 2009	Est. copies ≈ 2.0M–3.3M 3.2x vs typical SteamSpy 2M–5M	Est. revenue $11.2M–$30.1M after Steam's cut $20.4M–$46.4M before the cut	$19.99	39k reviews Very Positive	Action-AdventureParkour
Polarity 2016	Est. copies ≈ 187k–303k SteamSpy 500k–1M	Est. revenue $667k–$1.8M after Steam's cut $1.2M–$2.8M before the cut	$12.99	5k reviews Mostly Positive	PuzzleFirst-Person
Gravitas 2019	Est. copies ≈ 204k–332k SteamSpy 200k–500k	Est. revenue Free	Free	7k reviews Overwhelmingly Positive	Free to PlayPuzzle
Antichamber 2013	Est. copies ≈ 921k–1.5M SteamSpy 1M–2M	Est. revenue $5.1M–$13.6M after Steam's cut $9.2M–$20.9M before the cut	$19.99	18k reviews Overwhelmingly Positive	PuzzleFirst-Person
Indiana Jones and the Great Circle 2024	Est. copies ≈ 476k–774k 1.6x vs typical SteamSpy 200k–500k	Est. revenue $9.2M–$24.7M after Steam's cut $16.7M–$37.9M before the cut	$69.99	20k reviews Very Positive	Action-AdventureFirst-Person
NaissanceE 2014	Est. copies ≈ 226k–368k SteamSpy 200k–500k	Est. revenue Free	Free	4k reviews Very Positive	ExplorationIndie