Solar lights vary in price, and there are options to fit different budgets. Generally, they are not expensive to purchase upfront because they don't require electrical wiring. Solar lights are cost-effective in the long run as they rely on sunlight to power LED bulbs, which reduces electricity bills. While higher-quality solar lights may have a slightly higher initial cost, they tend to last longer and offer better performance. So, while there are affordable solar lighting options, it's essential to consider the quality and long-term savings when making your choice.