Return on investment (ROI) on solar panels varies significantly by city, electric consumption and applicable CFE tariff. In Baja California and Sonora, due to high tariffs and abundant sun, ROIs are among the fastest in the world. Here are the real numbers by city.

Simple ROI formula

ROI (years) = System cost / Annual savings

ROI by city (typical residential cases)

Mexicali

  • Typical bill: $5,500 bimonthly.
  • System: 14 panels (~$135,000).
  • Annual savings: ~$32,000.
  • ROI: 4.2 years. DAC cases: 2.8 years.

Tijuana

  • Typical bill: $3,500 bimonthly.
  • System: 10 panels (~$98,000).
  • Annual savings: ~$18,500.
  • ROI: 5.3 years.

Conclusion

Solar panels in Baja California are one of the most solid and predictable investments available for individuals and businesses. Beats ROI of bonds, CETES and many businesses. And lasts 25+ years. Request your personalized ROI analysis.