Before you spend big,know when it pays back.
Solar subsidy & payback calculator for India, all 36 states & UTs
Honest, source-backed payback calculators for India's big-ticket energy decisions. No inflated savings, no lead-selling, just the math, and where it comes from.
- 0
- States & UTs
- ₹0k
- Max subsidy
- 0 yrs
- Panel life
Not in India? We cover three markets, each with local rates, incentives & rules.
One question, many purchases
"…but when does it pay for itself?"
We answer it one category at a time, starting where the subsidy money is biggest.
Rooftop Solar
Subsidy, net cost & payback, state by state
- ✓36 states & UTs covered
- ✓₹78,000 max central subsidy
- ✓Typical payback 4-6 years
EV vs Petrol
When does an electric two-wheeler or car break even?
- ·Running cost per km
- ·Battery replacement math
- ·State EV incentives
Inverter & Battery
Backup power that actually makes financial sense
- ·Battery sizing from your outages
- ·Lithium vs lead-acid TCO
- ·Solar pairing
Efficient Appliances
5-star AC, heat pump, LED, worth the premium?
- ·Star-rating payback
- ·Old vs new running cost
- ·BEE label decoder
Why this site exists
Most solar sites want your phone number. We want you to do the math.
Jump straight in
Most-used tools
Numbers you can actually trust
Every figure traces to a stated assumption and an official source, government portals, regulators, and published tariff orders. We publish our formulas, date-stamp our data, and link you to the official portal where you actually apply. We don't sell leads or take installer commissions.
Learn before you buy