Freebase e-liquid strengths can look simple on the label, but in day-to-day use the difference between 3mg, 6mg, 12mg and 18mg can feel quite noticeable. For adult vapers in the UK, the right choice usually comes down to three things: the type of device you use, how much vapour it produces, and how strong you like the throat hit to feel.
This guide focuses on traditional bottled freebase e-liquid rather than nic salts. If you are shopping the Vampire Vape range or looking at classic flavours such as Heisenberg, Ice Menthol, Smooth Western or BlackJack, here is a practical way to think about each strength.
What the mg number means
The mg figure tells you the nicotine concentration of the e-liquid. A higher number means more nicotine per millilitre. That does not automatically mean it is the best choice for every setup, because airflow, coil resistance and wattage all affect how strong the vape feels in use.
As a rule, lower-powered mouth-to-lung devices tend to suit higher freebase strengths better than more powerful, airier kits. If you use a refillable pod with a tighter draw, such as Vaporesso XROS 1.0Ω pods, the vape will usually feel more concentrated than it would on a lower-resistance pod built for a looser inhale.
When 3mg freebase usually makes sense
3mg is often chosen by adult vapers who prefer a lighter nicotine level, especially when using a setup that produces a bit more vapour. It can also suit people who enjoy longer draws and want the flavour to stay smooth without too much throat hit.
If you want to shop this end of the range, Vampire Vape Blackcurrant and Ice Menthol are useful examples because they are available in 3mg alongside stronger options.
When 6mg is the middle ground
6mg freebase often works as a balanced option. It can offer a more noticeable hit than 3mg without stepping too far into the stronger end of the range. For many adult vapers using standard low-wattage kits, 6mg feels like a practical all-round choice.
If you want a few flavour styles to compare, take a look at Heisenberg for an icy fruit blend, BlackJack for an aniseed profile, and Vamp Toes if you prefer a sweeter fruit option.
When 12mg or 18mg may be the better fit
12mg and 18mg freebase are the stronger end of the classic range. These strengths are generally better suited to adult vapers who prefer a firmer throat hit and use lower-output devices. On airy or higher-power kits, they can feel too strong quite quickly.
Tobacco and menthol flavours are common picks at these strengths because they often pair well with a sharper, more traditional feel. In the current catalogue, Smooth Western and Ice Menthol are straightforward starting points if that is the direction you prefer.
Freebase vs nic salts: keep the device in mind
If you mainly use compact refillable pod kits, it is worth checking whether you actually prefer nic salts for that style of setup. Products like Peace Mint Elfliq or Bar Juice 5000 Blackberry Raspberry sit in a different category from freebase liquids and are often chosen for a smoother inhale at higher nicotine strengths.
That does not make one format better than the other. It simply means the best choice depends on whether you are matching the liquid to a pod-based refillable setup or shopping specifically for a traditional bottled freebase vape.
A quick way to narrow it down
- Choose 3mg if you want the lightest feel in this range.
- Choose 6mg if you want a balanced middle option.
- Choose 12mg if you want a stronger, more noticeable throat hit in a lower-power setup.
- Choose 18mg only if you know you prefer the strongest end of the classic freebase range and are using a suitable low-output device.
If you are browsing flavours as well as strengths, the Vampire Vape collection is a sensible place to compare fruit, menthol, aniseed and tobacco-style options side by side.
Wholesale Coils sells vaping products intended for adults only. Always check the strength, bottle format and device compatibility before ordering.