Generators vs. batteries
Both protect you from outages — they fail differently. The honest answer for most Texas homes worried about multi-day events is that a standby generator covers the worst cases better, while batteries win on silence, solar pairing, and short outages.
| Standby generator | Home battery | |
|---|---|---|
| Runtime | Days to weeks (fuel-limited only) | Hours to ~1 day per battery; solar recharge extends if the sun cooperates |
| Whole-home AC in August | Yes, sized correctly | Drains most batteries in hours |
| Installed cost | ~$10k–$20k | ~$12k–$20k+ per battery before incentives |
| Noise | Lawn-mower level while running | Silent |
| Fuel dependency | Needs gas/propane supply | None (charges from grid/solar) |
| Solar pairing | Indirect | Native — can charge from panels daily |
| Best for | Multi-day outages, well pumps, medical needs, whole-home AC | Short outages, solar owners, noise-sensitive settings |
Hybrid setups (solar + battery + generator) exist and are genuinely good — and genuinely expensive. If you're choosing one first line of defense against a Uri-style multi-day event, the generator is the blunt instrument that keeps working as long as fuel flows.