- navigable rivers
- no builders
- hard cap/limit on how many settlers you're allowed to build = only allowed so many cities
- only 3 eras, advance eras by accumulating points via culture, etc.
- must change civilization at start of new era
- each civilization can only exist in one specific era
- only 5 players can play multiplayer for first two eras (8 players for third era)
- tech tree is much more simplified
- leaders now include historical individuals that were never leaders
- game runs on 10+ year old hardware and consoles
- crossplay enabled