Solar Savings Calculator

See what rooftop solar will save you.

Tuned for India's tariffs, district sun-hours, and the live PM Surya Ghar subsidy. No login. No spam.

Results update instantly. All calculations happen on your device.

System size

5.41 kW

Yearly units

7,840

kWh / year

CO₂ offset

6.4

tonnes / year

Rooftop needed

325

sq ft

Your investment

Upfront cost

₹3.25 L

PM Surya Ghar subsidy

− ₹78,000

Net you pay

₹2.47 L

Savings outlook

Monthly savings

₹6,442

Yearly savings

₹77,300

25-year savings

₹19.32 L

Payback period

3.2 years

Compare with another state

Same bill, different state tariffs and sun-hours.

Net you pay

₹2.47 L

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