MySunROI

Grid-Tied vs Off-Grid Solar — Comparison

Published 2026-02-20 · Updated 2026-07-07 · MySunROI Research Team

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Grid-tied solar is standard — lowest cost, uses net metering, no batteries required. Off-grid needs batteries and oversized arrays — only economical without grid access.

Grid-tied advantages

  • Lowest $/W
  • Net metering credits
  • No battery required
  • Grid as backup

Off-grid when

Solar costs by state

Frequently Asked Questions

Can I add batteries to grid-tied?

Yes — hybrid systems provide backup and TOU savings.

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