2-in-1, 4-in-1 or More? How Multi-Flavour Disposables Actually Work

2026-10-28
By The VapeFellows TeamUpdated 28 October 20268 min read

A few years ago a disposable had one flavour. Now you can carry two, four or more in a single device and switch whenever you like. It is one of the biggest trends in the market – and also one of the most confusing, because the numbers on the box mean something different from what most people assume.

Key points
  • Multi-flavour devices have separate tanks – flavours don’t mix.
  • The puff rating is shared across all tanks, not per flavour.
  • More flavours = more variety, but also a bigger, heavier device.
  • Best for people who get bored of one flavour or like a “day” and an “evening” taste.

How multi-flavour devices work

Inside the shell there are several sealed e-liquid tanks. You switch between them – depending on the model, by a switch or button – and the device draws from the selected tank. Because each tank is sealed, flavours don’t blend into each other. On models with a screen, such as the Fumot Eco 4-in-1, the display shows which tank is active along with battery and e-liquid level.

The puff rating is shared

This is the part that catches people out. An 80K four-tank device is not 80,000 puffs of each flavour – it is up to 80,000 puffs in total, split across four flavours. If you mostly use one tank, that tank will run out long before the others.

Our take
Pick a combination where you genuinely like every flavour. A tank you never touch is liquid you paid for and won’t use.

2-in-1 vs 4-in-1 vs multi-flavour

ETS Dual Galaxy 30K Fumot Eco 4-in-1 80K MYDE 8-in-1 150K
Flavours per device 2 (flavour pairing) 4 sealed tanks 4 per combo (see product page)
Rated puffs (total) up to 30,000 up to 80,000 up to 150,000
Coil Dual mesh Dual mesh, 0.6 Ω 4 × 1.2 Ω mesh
Battery 700 mAh, USB-C 1000 mAh, USB-C 850 mAh, Type-C
Display LED – battery & e-liquid Active tank, battery & e-liquid LED
E-liquid — — 58 mL
Choice in our shop 16 pairings 10 combos 10 combos

“—” means the manufacturer doesn’t publish that figure for this model.

ETS Dual Galaxy 30K
ETS Dual Galaxy 30K
  • Two flavours in one device
  • Dual mesh · 700 mAh USB-C
  • Single piece or box of 10
See ETS Dual Galaxy →
Fumot Eco 4-in-1 80K
Fumot Eco 4-in-1 80K
  • Four sealed tanks – flavours never mix
  • Dual mesh 0.6 Ω · 1000 mAh USB-C
  • Display shows the active tank
See Fumot Eco 4-in-1 →
MYDE 8-in-1 150K
MYDE 8-in-1 150K
  • 58 mL total e-liquid
  • Four 1.2 Ω mesh coils
  • 10 flavour combos
See MYDE 8-in-1 →

Who should buy one (and who shouldn’t)

  • Good fit: you get bored of one flavour after a few days; you like a fruity flavour by day and something minty later; you want one device in your pocket instead of three.
  • Less of a fit: you have one favourite and never switch – a single-flavour device like the Tornado 25K gives you more of what you actually use.
  • Think about size: more tanks mean a larger device. If pocket size matters, a 2-in-1 is the easiest compromise.

Still unsure how long each device will last you? Our guide to puff counts explains how to compare them honestly.

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FAQ

Do the flavours mix in a multi-flavour vape?
No. Each flavour sits in its own sealed tank; you choose which one to draw from.
Is the puff count per flavour?
No – it is the total for the whole device, shared between all tanks.
What happens when one tank runs out?
You can keep using the others. Devices with a display show which tank is active and how much liquid is left.
🔞 For adults 18+ only. Nicotine is highly addictive. Not for non-smokers, pregnant or breastfeeding women. Puff counts are manufacturer ratings and depend on how you vape. Recycle used devices at an electronics (WEEE) or battery collection point – never in household waste.
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