Head-to-Head Lifespan & Operating Cost Comparison (2,000 Sq Ft in Connecticut)
Option A: 20-SEER2 Variable Inverter System (15-Yr Life)Install: $6,400 | Lifespan: 15 Yrs
Option A Annual & Monthly Utility Bill:$1,066/yr ($89/mo)
Option A 15-Year Total Cost (Install + 15 Yrs Bills):$22,390
Option B: 14-SEER2 Single-Stage System (15-Yr Life)Install: $4,800 | Lifespan: 15 Yrs
Option B Annual & Monthly Utility Bill:$1,174/yr ($98/mo)
Option B 15-Year Total Cost (Install + 15 Yrs Bills):$22,410
Connecticut Tariff & Break-Even Threshold:24.3¢/kWh Elec | $1.85/therm Gas (Break-Even: 21.3¢/kWh)
15-Year Net Lifespan Verdict in Connecticut:20-SEER2 Variable Inverter System saves $20 over 15 years
💰 Up to $2,600 Rebate
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Compare 3 Local Connecticut HVAC Installer Quotes
Verify 2026 Federal 25C Tax Credit & Eversource / United Illuminating (PURA) rebate eligibility and compare turnkey contractor pricing for a 3.0-Ton system (2,000 sq ft).
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