A whole-home standby generator can run for days but costs around $18,000-$20,000. A portable generator is the cheapest way to keep essentials running, but it takes the most work and carries a risk of carbon monoxide poisoning if not managed properly. A home battery is silent, switches over instantly, and covers a typical one-day outage. Plus the newest version of home battery backup comes with a low upfront installation and a subscription fee.
The right pick depends on how long a typical outage lasts in your area, what you need to keep running, and what you can spend.
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