How much revenue did Vietnam War make?

An estimated 163k to 438k net after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Vietnam War sell?

Q: How many copies did Vietnam War sell?

An estimated 39k to 64k copies, based on its 2k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 39k–64k; $163k–$438k net $296k–$673k gross; from 2k reviews (Very 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 Vietnam War out and predicted the genre from its 8 similar games. Every figure here, including Vietnam War's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 23.7M–43.7M

best case 123.2M (PUBG: BATTLEGROUNDS)

The Open World lane

A big, proven genre: most sell around 30.0M copies.

A typical game

≈ 30.0M copies

≈ $283.3M after Steam's cut

from ~815k reviews

Best case

≈ 123.2M copies

PUBG: BATTLEGROUNDS

from 2.7M reviews

Copies and revenue are rough lifetime estimates from the review count; typical figures are medians per column, so they can come from different games.

The lane you'd be entering

Winners here lead with Survival + Shooter, priced around $35.
None of the games you compared shipped in the last two years; the newest is from 2020. That says more about your picks than about the market, so add newer similar games to read the timing.
A typical game here lands in Diamond ($1M+ before Steam's cut, est.). Tiers: Chris Zukowski's benchmark tiers.

Similar games

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Wallpaper Engine 2018	Est. copies ≈ 30.4M–49.4M SteamSpy 20M–50M	Est. revenue $41.7M–$112.1M net $75.8M–$172.5M gross	$4.99	1000k reviews Overwhelmingly Positive	MatureUtilities +6
Rust 2018	Est. copies ≈ 41.9M–68.1M 1.7x vs typical SteamSpy 20M–50M	Est. revenue $460.9M–$1239.2M net $838.0M–$1906.4M gross	$39.99	1.4M reviews Very Positive	SurvivalCrafting +6
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 93.9M–152.6M 3.3x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.7M reviews Mixed	SurvivalShooter +6
DayZ 2018	Est. copies ≈ 14.1M–22.9M SteamSpy 10M–20M	Est. revenue $194.1M–$522.0M net $353.0M–$803.1M gross	$49.99	465k reviews Mostly Positive	SurvivalOpen World +6
The Forest 2018	Est. copies ≈ 20.6M–33.4M SteamSpy 20M–50M	Est. revenue $113.1M–$304.1M net $205.7M–$467.9M gross	$19.99	677k reviews Overwhelmingly Positive	Open World Survival CraftSurvival +6
Cyberpunk 2077 2020	Est. copies ≈ 25.2M–40.9M SteamSpy 20M–50M	Est. revenue $415.5M–$1117.1M net $755.5M–$1718.7M gross	$59.99	954k reviews Very Positive	CyberpunkOpen World +6
Deep Rock Galactic 2020	Est. copies ≈ 10.0M–16.2M SteamSpy 5M–10M	Est. revenue $82.2M–$221.1M net $149.5M–$340.1M gross	$29.99	378k reviews Overwhelmingly Positive	DwarfCo-op +6
Unturned 2017	Est. copies ≈ 19.4M–31.5M SteamSpy 50M–100M	Est. revenue Free	Free	564k reviews Very Positive	Free to PlaySurvival +6