14 min read·
Home battery costs in 2026: storage pricing, V2H economics, and payback period analysis
Residential battery storage costs have fallen to $800-$1,200/kWh installed in 2025, with V2H-capable systems adding 15-25% cost premiums. A typical 13.5 kWh system yields $200-$600 annual savings through time-of-use arbitrage, with payback periods of 7-12 years depending on utility rate structures and available incentives.