The most fundamental question in residential solar has a clear answer in 2026: solar electricity is significantly cheaper than grid electricity — in every US state, over any realistic ownership period. The margin ranges from 2x cheaper in the lowest-rate states to 14x cheaper in Hawaii. Understanding the numbers behind this comparison is the foundation …
North Island, Nelson-Marlborough, and the Bay of Plenty, where annual sunshine hours rival parts of Southern Europe. The honest context: unlike Australia, New Zealand does not have a national solar rebate programme. There are no federal tax credits for solar. Buy-back rates from electricity retailers for exported solar electricity are generally low — typically 5 …
New York does not immediately come to mind when people think of solar power. Its winters are cold, sun hours are modest at 4.5 per day, and installation costs are higher than many US markets due to labour rates and more complex urban roof types. Yet New York consistently ranks among the most financially compelling …
Arizona is the solar capital of the continental United States — and the data makes the case without equivocation. The state averages 6.5 peak sun hours per day, with Yuma recording over 7.0 — the highest annual solar irradiance of any major US city. Over 300 sunny days per year. Summer temperatures that drive electricity …
The UK solar market in 2026 looks fundamentally different from what it was in 2019. After two decades of modest adoption driven by feed-in tariff subsidies that have now expired, UK solar is growing rapidly on financial merit alone — driven by electricity prices that have settled at 34p/kWh following the 2022 energy crisis, compared …