IQOS ILUMA, TEREA and HEETS — The Difference Explained

IQOS is neither a vape nor a cigarette — it is a third category entirely. And the confusion people run into most is simple: which sticks work with which device? TEREA or HEETS? ILUMA or IQOS 3?

This guide settles all of it, so you never buy a pack that will not work with your device.

What is IQOS?

IQOS is a device that heats tobacco instead of burning it. An ordinary cigarette reaches a very high temperature and combusts the tobacco, producing smoke and ash. IQOS heats the stick to a far lower temperature, releasing a vapour that carries real tobacco flavour — with no combustion, no ash, and no heavy smell clinging to you.

That is also what separates it from vaping: a vape vaporises a liquid, while IQOS heats actual tobacco. Which is why the taste sits closer to a cigarette than any other alternative.

If you want to compare nicotine delivery across the different methods, there is a detailed breakdown of nicotine levels in cigarettes that puts it in context.

TEREA vs HEETS — the point that matters most

This is where most people get caught out, and the rule is simple and absolute:

TEREA HEETS
Works with IQOS ILUMA devices only IQOS 3 and earlier devices
Heating method Heated from within, no blade Heating blade inside the device
Cleaning Not needed — no blade Requires regular cleaning
Interchangeable? Absolutely not — each belongs to its own device

The rule: if you have an ILUMA, you buy TEREA. If you have an IQOS 3, you buy HEETS. Never try to swap them — TEREA will not fit a bladed device, and HEETS will not heat properly in an ILUMA.

IQOS devices in stock

IQOS ILUMA PRIME

The top of the range — a premium finish with a metal sleeve and consistent performance. See details.

IQOS ILUMA i PRIME

The newer generation of PRIME with added features. See details.

IQOS ILUMA ONE

An all-in-one unit — no separate charger, which makes it lighter and easier to carry. See details.

IQOS 3 DUO

The earlier generation that runs on HEETS. Still a practical choice if it is what you are used to. See details.

IQOS lil SOLID 2.0

A heated tobacco device using a different system to IQOS. See details.

TEREA flavours in stock

HEETS flavours in stock

How to pick a flavour

If you smoked full-flavour cigarettes

Amber or Sienna — closest to the full tobacco taste you know.

If you smoked lights

Silver or Yellow — smoother tobacco with less edge.

If you prefer menthol

Turquoise is the classic pick. For menthol with fruit, Bright Wave and Purple Wave (TEREA) give you that combination.

Frequently asked questions

How many sticks in a pack?

A pack of TEREA or HEETS holds 20 sticks, and a carton holds 10 packs — 200 sticks in total.

Is IQOS less harmful than a cigarette?

IQOS heats rather than burns, so it produces no ash and no combustion smoke. But the device still uses tobacco and nicotine, and it is intended for adult smokers only — it is not a cessation product and not for non-smokers.

Can I use another brand of sticks?

Better not to. These devices are built around specific dimensions and a specific stick construction; non-genuine sticks may not heat correctly or may damage the device.

Why does ILUMA need no cleaning?

Because there is no heating blade touching the tobacco. The heating happens inside the stick itself, so no residue builds up in the device.

The short answer

Remember the one rule that matters: ILUMA → TEREA, and IQOS 3 → HEETS. After that, flavour is personal taste.

Browse all IQOS products — devices and sticks — or message us on WhatsApp and we will help you settle on the right device and flavour.


⚠️ SahbaVape products are for adults aged 21 and over only and contain tobacco and nicotine.

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