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shipbuilding Tech Comparison

Graviton Cargo Expander vs Heavy Cruiser Armour III

Comparing the Graviton Cargo Expander (Tier 2) and Heavy Cruiser Armour III (Tier 3), both shipbuilding technologies in Starforge MMO. Use this to decide which to queue first when your research lab can only run one project at a time.

Research Comparison

AttributeGraviton Cargo ExpanderHeavy Cruiser Armour III
TierT2T3
Research time46
metal cost3,0006,000
crystal cost1,8003,600
Effectunlock ship: nebula-drifterunlock ship: iron-fortress

▼ marks the lower resource / time cost. Cheaper isn't always better — weigh it against the effect each tech unlocks.

Graviton Cargo Expander

Unlocks construction of the nebula-drifter (corvette class).

Unlocks ships: nebula drifter

Heavy Cruiser Armour III

Unlocks construction of the iron-fortress (cruiser class).

Unlocks ships: iron fortress

Which Should You Research First?

The Graviton Cargo Expander is the lower-tier prerequisite step and typically comes first in the shipbuilding branch, opening the path toward Heavy Cruiser Armour III.

Graviton Cargo Expander details →Heavy Cruiser Armour III details →

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