Note: As of 0.17, Factorio devs have buffed vanilla solar and TinyStart's solar generator has been removed - these charts are no longer up to date. They're left here for the sake of old references for anyone curious.
How are the power options balanced?
These charts provide a basis so you can see how your different power options are balanced. (This mod does not provide a vanilla reactor, but it's included here for comparison purposes).
Total Power Output:
Power per Grid Space Used:
Note that it is possible to have 2 Stirling Solar Generators.