What the first evening feels like
Minecraft: everybody punches trees, someone builds a hut, night falls, two of you die to a creeper and laugh. Nobody is confused about what to do because there is nothing you are supposed to do. The risk is week two, when the novelty fades and no goal has appeared.
Terraria:you get tools, a guide NPC, and a world with obvious things to dig into. Progress is faster and more legible - better pickaxe, deeper cave, first boss. The risk is the opposite of Minecraft's: too much at once, and a group that does not know what it is looking for.
Building
Minecraft wins this outright and it is not close. Three dimensions, an enormous block palette, and a culture built around construction. If anybody in your group wants to build something they will show people, buy Minecraft.
Terraria has building, and it is genuinely good - houses actually matter, since NPCs move into them and unlock services - but it is 2D and functional rather than expressive.
Combat and progression
Terraria wins this just as clearly. It is fundamentally an action game with a sandbox attached: dozens of weapons with distinct feels, a boss ladder that escalates hard, and a genuine sense that your character is getting stronger.
Minecraft's combat is basic by comparison and its progression is short - a few tiers of tools and armor, one big boss, and then you are making your own goals again. For a group that wants something to beat together, that is the deciding factor.
Price and platforms
Both are inexpensive; Terraria is usually the cheaper of the two and discounts often. Everybody in the group needs a copy either way, so multiply accordingly - and remember that console online play generally requires the platform's subscription, which for four people can cost more than the games do.
Live prices for the console listings are in the table above and update daily. On phones, both are bought through the App Store or Google Play instead - our mobile games page covers what a phone-only friend can join.
Which suits which group
Friends across different devices, including phones. Minecraft. Bedrock crossplay is the most reliable thing in this whole category.
Five to eight friends who all want in at once. Terraria.
A group with a builder in it. Minecraft.
A group that wants bosses and loot. Terraria - and if that is really what you want, also look at co-op RPGs, which do it at a bigger scale.
Kids in the group. Minecraft. It is gentler, more familiar, and easier to help someone with.
Friends in different time zones. Either - both keep world progress between sessions, which is exactly what that situation needs. See games for different time zones.
Can you just buy both?
Honestly, yes - together they cost less than one new release, and they do different enough things that a group can move between them without it feeling like a repeat. The usual pattern is Minecraft first because it is easier to get everyone into, then Terraria when the group wants something to work towards.
If the budget genuinely allows only one, use the crossplay test first: if anyone is on a phone, buy Minecraft. If everyone is on updated consoles or PCs and you want structure, buy Terraria.
The verdict
Minecraft is the better place; Terraria is the better game. Minecraft wins on crossplay, building, accessibility, and getting a mixed group started. Terraria wins on player count, progression, combat, and price. Full write-ups are in our Minecraft review and Terraria review, and the co-op hub puts both against the rest of the category.