Induction vs Ceramic Cooktop: What’s the Difference?
Induction and ceramic cooktops both have flat glass surfaces and look similar at a glance. But they work in completely different ways, and the performance difference is significant. This guide explains both technologies clearly so you can make an informed decision.
How Ceramic Cooktops Work
A ceramic cooktop (also called a radiant or electric glass cooktop) has heating elements beneath the glass surface. These elements heat up when electricity passes through them, and that heat radiates upward through the glass to heat the base of your pot or pan. The glass surface gets hot because the elements heat it, and the heat then transfers to the cookware.
How Induction Cooktops Work
An induction cooktop uses electromagnetism rather than heat. Copper coils beneath the glass create a rapidly alternating electromagnetic field. When a ferrous (magnetically responsive) pot or pan is placed on the zone, the electromagnetic field induces electrical currents (eddy currents) directly in the base of the cookware, which heat the cookware itself. The glass surface only gets warm from contact with the hot pan — not from the cooktop itself generating heat.
Key Differences at a Glance
| Feature | Ceramic (Radiant) | Induction |
|---|---|---|
| Heating method | Radiant heat through glass | Electromagnetic, heats pan directly |
| Speed | Moderate — element takes time to heat up | Fast — pan heats almost instantly |
| Efficiency | ~55–65% energy efficient | ~84–90% energy efficient |
| Surface temperature | Glass gets very hot | Glass only warm from contact with pan |
| Cookware required | Any flat-based cookware | Ferrous-base cookware (magnetic) |
| Price | Lower | Higher (but dropping) |
| Control precision | Moderate | Excellent — near-instant response |
Cookware Compatibility
Induction requires cookware with a magnetic base. Test your existing pots and pans with a fridge magnet: if the magnet sticks to the base, the cookware is induction-compatible. Cast iron, most stainless steel and induction-specific cookware work. Pure aluminium, copper and glass cookware do not work on induction without an induction disk adapter.
Safety
Induction is significantly safer: the glass surface only becomes warm from residual heat of the pan, not dangerously hot. A ceramic cooktop’s glass gets extremely hot and stays hot for a significant period after the element is turned off. For households with young children, induction is the safer choice.
Cleaning
Both have flat glass surfaces that are easy to wipe. Induction has an advantage: spilled food on the zone won’t burn onto the surface because the surface isn’t hot enough. On ceramic, spills burn immediately onto the hot glass, requiring more aggressive cleaning.
Which Should You Choose?
Induction is recommended for anyone who values speed, efficiency, safety and precise temperature control, and is willing to check cookware compatibility. Ceramic is suitable for a lower budget purchase where you don’t want to change your cookware and need any flat-based pot to work.
Shop Both at Oceania Appliances
We carry induction and ceramic cooktops from Bosch, Electrolux, Westinghouse, Fisher & Paykel and Miele. Free delivery across Sydney. Call or WhatsApp 0422 489 492, email support@oceaniaappliances.com.au or visit 2/14 Centre Place, Wetherill Park. Open 7 days, 10am–8pm.