Choosing between leasing and buying solar panels primarily comes down to whether you prioritize or long-term return on investment (ROI) . Buying is generally the most cost-effective option for those who can afford the upfront cost or qualify for a loan, while leasing is a zero-down entry point that offers maintenance-free convenience at the expense of lower lifetime savings. Key Comparison: Buying vs. Leasing Solar Lease vs Buy: What's the Better Option for Your Home?