Anno 1800 offers you a campaign, which gives you an option to experience developing your city during the industrial revolution. The length of the campaign should be similar to the one in Anno 2205. However, developers admit that this time they focused more on the narrative aspect of the gameplay. Custom game.
This mode allows you to adjust your gameplay. You can decide whether you want to follow the traditional sandbox mode with little obstacles, or play against AI. One should keep in mind that the developers did their best to make AI opponents challenging.
This Anno 1800 mod adds a bunch of minor tweaks to gameplay, as seen in the notes. First all residents capacity is bean increased - Farmers from 10 to 20 - workers 20 to 40 and so on you get an idea. certain public buildings also have bigger range of influence - Like marketplaces, pubs, churches oil and coal factories repair crans - All warehouses adds storage like in previous Anno games.
Multiplayer. Anno 1800 offers a multiplayer mode, which allows you to play against other players. Unfortunately, co-op mode will not be included.