How Much Can Solar Save in Phoenix?
Real numbers based on current ComEd rates and Illinois incentives.
$122
Current Bill/mo
$133
Est. Lease + Battery
5.5 yrs
Payback Period
$42,781
25-Year Savings
What You're Paying Now
Without solar, here's what ComEd electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$122
Annual Cost
$1,464
25-Year Cost (No Solar)
$80,322
Your Solar Investment
5.5 kW System
$15,950
$8,037
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$6,263
With vs Without Solar in Phoenix
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $122/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$11/mo |
| 5-Year Cost | $7,906 | $5,820 |
| 25-Year Cost | $80,322 | $37,541 |
| Rate Control | None — utility sets rates | Fixed at $0.10/kWh (avg.) for 15 years |
| Home Value Impact | None | +$15,000–$25,000 (tax-exempt) |
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$42,781
Without Solar
With Solar
Year 1Payback Year
$1,464
$1,337
Year 5
$8,253
$613
Year 10
$19,297
$8,092
Year 15
$34,076
$16,451
Year 20
$53,854
$26,083
Year 25
$80,322
$37,541
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,464 | $1,337 | $127 |
| Year 2 | $3,016 | -$3,571 | $6,587 |
| Year 3 | $4,661 | -$2,198 | $6,858 |
| Year 4 | $6,404 | -$804 | $7,208 |
| Year 5 | $8,253 | $613 | $7,640 |
| Year 6 | $10,212 | $2,053 | $8,159 |
| Year 7 | $12,289 | $3,518 | $8,770 |
| Year 8 | $14,490 | $5,012 | $9,478 |
| Year 9 | $16,823 | $6,536 | $10,287 |
| Year 10 | $19,297 | $8,092 | $11,205 |
| Year 11 | $21,918 | $9,683 | $12,236 |
| Year 12 | $24,698 | $11,311 | $13,387 |
| Year 13 | $27,643 | $12,980 | $14,664 |
| Year 14 | $30,766 | $14,692 | $16,074 |
| Year 15 | $34,076 | $16,451 | $17,625 |
| Year 16 | $37,585 | $18,261 | $19,324 |
| Year 17 | $41,304 | $20,124 | $21,179 |
| Year 18 | $45,246 | $22,046 | $23,200 |
| Year 19 | $49,425 | $24,031 | $25,394 |
| Year 20 | $53,854 | $26,083 | $27,771 |
| Year 21 | $58,549 | $28,207 | $30,342 |
| Year 22 | $63,526 | $30,409 | $33,117 |
| Year 23 | $68,802 | $32,695 | $36,107 |
| Year 24 | $74,394 | $35,070 | $39,324 |
| Year 25 | $80,322 | $37,541 | $42,781 |
Start Saving in Phoenix
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