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LED bulbs have taken over home lighting, but is the switch really worth it? Here's a clear breakdown of energy use, lifespan, and light quality.
Switching from traditional incandescent or halogen bulbs to LEDs is one of the easiest upgrades you can make to your home lighting. But the differences go beyond the electricity bill.
A traditional incandescent bulb converts most of its energy into heat rather than light — only about 10% becomes visible light. LED bulbs flip that ratio, using roughly 80–90% of their energy for light output. For the same brightness, an LED typically uses 75–85% less electricity.
Incandescent bulbs last around 1,000 hours on average. Halogens do a little better, at 2,000–3,000 hours. A quality LED bulb, by contrast, is rated for 15,000–25,000 hours — meaning you'll replace it far less often, which matters even more for fixtures in hard-to-reach spots.
LEDs run significantly cooler than incandescent or halogen bulbs. This matters for enclosed fixtures, fabric shades, and anywhere heat buildup could be a concern — LEDs are simply safer to use in tighter or more decorative fittings.
Early LEDs had a reputation for harsh, cold light, but that's changed. Today's LEDs are available across the full colour-temperature range, from warm 2700K (close to traditional bulb warmth) to daylight 5000K+, and most are dimmable when paired with the right dimmer switch.
LEDs cost more per bulb upfront, but the combination of lower energy use and a much longer lifespan means they typically pay for themselves within the first year of regular use — and keep saving after that.
For nearly every application — table lamps, floor lamps, pendant lights, and ceiling fixtures — a warm-white dimmable LED is the best all-round choice today. It's efficient, long-lasting, and available in the same warm glow that made traditional bulbs popular in the first place.