Solar or Generator: What to Choose in 2026

In 2024–2026, due to systematic power outages in Ukraine, choosing between a generator and a solar power plant has shifted from "ecology" to plain economics. Let's look at the numbers. A 5 kW gasoline generator costs UAH 35–55 thousand. Add fuel: 8 hours of daily use means about 12 litres of gasoline per day — roughly UAH 660/day at 2026 prices. That's UAH 240 thousand per year on fuel alone. Plus maintenance, spark plugs, filters, oil. After 3,000–5,000 hours — major rebuild or replacement. A hybrid 5 kW solar plant with a 10 kWh LiFePO4 battery costs UAH 180–230 thousand turnkey. It produces 5,500–6,500 kWh per year on average (south and central Ukraine), which fully covers a typical household. Payback — 4–6 years at current tariffs, even without a feed-in tariff. Zero fuel costs, minimal maintenance. Reliability: a generator fails exactly when you need it. In hard frost gasoline doesn't vaporise properly, in heat it overheats. A solar system with a battery works silently, switches over automatically, doesn't depend on fuel at the petrol station. Bottom line: if you need to cover short outages (up to 3–4 hours/day), a generator can be justified. For continuous use or living through regular blackouts, a solar plant pays back in 4–6 years and then runs essentially for free for another 20+ years.