Arkansas vs Wisconsin Solar Comparison
Arkansas gets more sun (4.6 hrs/day) while Wisconsin has the faster payback (9.5 years).Wisconsin offers higher 20-year savings at $30,400.
Arkansas
4.6 hrs
11.5yr payback
$25,600
20yr savings
Wisconsin
3.8 hrs
9.5yr payback
$30,400
20yr savings
Side-by-Side Comparison
| Metric | Arkansas | Wisconsin |
|---|---|---|
| Peak Sun Hours | 4.6 hrs | 3.8 hrs |
| Cost per Watt | $3.10 | $3.20 |
| 6kW System Cost | $18,600 | $19,200 |
| Federal Tax Credit | 30% | 30% |
| State Tax Credit | None | None |
| State Rebate | None | None |
| Net Metering | Full Net Metering | Full Net Metering |
| Electricity Rate | 13.04¢/kWh | 17.38¢/kWh |
| Payback Period | 11.5 years | 9.5 years |
| 20-Year Savings | $25,600 | $30,400 |
Verdict
Wisconsin is the better state for solar ROI with $30,400 in 20-year savings and a 9.5-year payback period. Arkansas has more sun exposure at 4.6 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.
Frequently Asked Questions
Is solar better in Arkansas or Wisconsin?
Arkansas gets more sun (4.6 peak hours/day vs 3.8). Wisconsin has a faster payback (9.5 years) and Wisconsin offers higher 20-year savings ($30,400).
How do solar costs compare between Arkansas and Wisconsin?
A 6kW system costs $18,600 in Arkansas vs $19,200 in Wisconsin before incentives. Both qualify for the 30% federal tax credit.
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Data verified March 2026 · Source: NREL, DSIRE, EIA