Start with your situation
Best Home Backup Batteries 2026
Powerwall 3, EcoFlow DELTA Pro Ultra, Anker SOLIX, Bluetti — compared on real cost per usable kWh.
Read the guide →Best Portable Power Stations 2026
For outages measured in hours, not days — what to buy at $500, $1,000, and $2,500.
Read the guide →Battery vs Generator
The honest comparison: upfront cost, fuel, noise, maintenance, and when each one wins.
Compare →Battery Incentives by State (2026)
The federal credit is gone — these state and utility programs still pay real money.
Check your state →Is the Solar Tax Credit Really Gone?
What the OBBBA actually ended, what survived, and the lease loophole everyone's using in 2026.
Get the facts →Home Battery Without Solar
Backup and time-of-use arbitrage without panels — when it makes sense, when it doesn't.
Read the analysis →Popular comparisons
Anker SOLIX F3800 vs EcoFlow DELTA Pro 3
The two best-selling big portables for home backup, compared on usable capacity, 240V output, expansion cost, and real-world value.
See the comparison →Tesla Powerwall 3: What It Really Costs in 2026
Hardware, installation, and the post-tax-credit math — including when a big portable beats it.
See the cost breakdown →How we work
Specs come from manufacturer data sheets; economics use stated, adjustable assumptions; incentive pages carry last-verified dates and official links. Some links are affiliate links — they never affect rankings. Full methodology →