SmartCore induction is the core technology that separates IQOS ILUMA from earlier IQOS devices, and understanding it helps explain why TEREA sticks and ILUMA devices work the way they do — including why they're not interchangeable with older HEETS and blade-based devices. Here's a straightforward look at how it functions.
The Old Way: Blade Heating
Earlier IQOS devices, used with HEETS rather than TEREA, worked by inserting a heated metal blade directly into the tobacco stick, physically heating it from the inside through direct contact between the blade and the tobacco.
The New Way: Induction Heating
IQOS ILUMA removes the blade entirely. Instead, each TEREA Iqos stick contains a small metal heating element built into the tobacco plug itself. The ILUMA holder generates an electromagnetic field that heats this element through induction — a contactless heating method rather than a heated blade making direct physical contact with the tobacco.
Why This Matters for Device Design
Without a blade, there's no metal component in the device itself that needs regular deep-cleaning or that can bend, break, or wear out from repeated insertion — improving consistency and device longevity compared to blade-based systems, where blade wear and buildup were common long-term issues.
How It Affects the Flavor Experience
Induction heating in ILUMA is designed to heat tobacco more evenly across the stick, which many users report results in a more consistent flavor from the first puff to the last, compared to blade-based heating where heat distribution could vary more noticeably depending on exactly how the blade made contact with the tobacco.
Why TEREA and HEETS Aren't Interchangeable
Since the heating element lives inside the TEREA stick itself rather than the device, TEREA sticks only work with ILUMA's induction system. Older HEETS sticks, which rely on a blade making contact, don't have this element built in and aren't compatible with ILUMA devices — this is a structural, not a marketing, distinction between the two ecosystems.
The Engineering Behind Consistency
Because the heating element is manufactured into each individual stick, quality control at the manufacturing stage becomes especially important, which is part of why sourcing genuine TEREA sticks from a reliable seller matters — a poorly manufactured or counterfeit stick may not contain a properly functioning induction element at all.
The Bigger Picture
SmartCore induction represents PMI's current generation of heated tobacco technology, which is why the vast majority of new device development and flavor expansion is now focused on the ILUMA and TEREA ecosystem rather than the older blade-based line.
Explore the technology yourself — browse our IQOS ILUMA range.
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Frequently Asked Questions
Where is the heating element located in SmartCore induction?
It's built into the tobacco plug inside each TEREA stick, not inside the device itself.
Does induction heating produce more consistent flavor than blade heating?
Many users report more even flavor delivery with induction heating compared to older blade-based systems.
Why can't I use HEETS in an ILUMA device?
HEETS sticks don't contain the induction heating element that TEREA sticks are manufactured with, so they're not compatible.
Does induction heating make the device last longer?
The absence of a physical blade removes one common source of wear and cleaning difficulty found in older blade-based devices.
Is induction heating unique to ILUMA?
Yes, within the IQOS lineup, SmartCore induction is specific to the ILUMA and ILUMA i series of devices.
Note: IQOS devices are intended for adult smokers (21+) only.