Vape wattage settings, working from the range on your coil

Two buttons, a number that scrolls, and nothing to say where to stop. Plenty of vapers set their device by feel, or copy a figure seen online without realising it only ever applied to one particular coil.

Getting vape wattage settings right starts well away from the buttons, on the coil itself. What remains is knowing which printed figure to trust, which mode the device should be in and when to stop turning it up.

Vape wattage settings in four moves

To get your vape wattage settings right, read the power range printed on the coil, put the device in power mode, set the lower limit and climb in small steps, then lock the buttons once you have found the right point.

Each of those moves has its trap. The printed range can differ from one source to another, the device may start in a mode that does not set watts at all, and some devices pick a power level for you.

From one brand to the next, the principle holds. The coil sets the limits, the device carries out the instruction, and your own palate picks the value within those limits. No universal figure replaces that reading, because the same wattage does not do the same job on two different coils.

Reading the range on the coil, and knowing which figure to trust

The power range appears on the body of the coil or on its packaging, depending on the brand, in a form such as “0.8 Ω 12-20 W”. Some coils add a recommended value, often marked “Best”, which deserves as much attention as the range itself.

Range and recommended value

The range gives the limits within which the maker designed the part. The recommended value marks the point the maker considers best balanced. Where it exists, it makes an excellent second reference after the lower limit.

Vaporesso gives its GTX 0.8 ohm mesh coil a recommended value of 18 W. That figure stays put even when the range itself varies depending on where you read it.

When two figures disagree

On the brand’s official shop, that same GTX 0.8 ohm mesh coil was listed at 12 to 20 W in the product description and at 12 to 26 W in the specification table when we checked. The two ranges share the lower limit and the recommended value, and nothing else.

A range can also change from one production run to the next. The Innokin Z 1.6 ohm coil, long rated at 10 to 14 W, is now listed at 9 to 12 W by several UK retailers. Aiming for the top of the old range means going two watts past the new upper limit.

The rule that follows is simple. Only the figure on the part in your hand counts, and when in doubt, the lower limit and the recommended value are the two safest numbers.

Putting the device in the right mode before touching the watts

A recent mod offers several modes, and only one of them really sets watts. Until the screen shows power mode, pressing the buttons may change a temperature, a curve or something else entirely.

The manual for the Geekvape L200 is a good example. It lists POWER, NI, SS, TI, TCR, VPC and BYPASS modes, and each one acts on a different setting.

Mode	What you set	When to use it
POWER (or VW)	A power in watts	Almost always, with shop-bought coils
NI, SS, TI, TCR	A temperature	Only with nickel, stainless steel or titanium coils
VPC	A five-point power curve, P1 to P5	To fine-tune the heat-up once the basic setting is found
BYPASS	Nothing, the battery feeds the coil directly	Never for finding your wattage

Bypass, or why it goes beyond the limits

In bypass, the device stops regulating and passes the battery voltage straight through, and that voltage falls as the battery drains. The power reaching the coil therefore follows the state of charge, not a figure you chose.

The maths shows the effect on a 0.3 ohm coil fed by a single lithium-ion cell. Fully charged, at 4.2 V, the theoretical power is 4.2 × 4.2 / 0.3, about 58.8 W. At 3.7 V it drops to around 45.6 W.

Voopoo rates its PnP-VM1 0.3 ohm coil at 32 to 40 W. In bypass, that coil would be running above its range from the first puff of a charge to the last.

Modes that choose for you

Some devices read the coil’s resistance and suggest a power level themselves. Eleaf describes this on the iStick Power Mono, which recommends a wattage based on the coil it detects and then remembers your usual setting after two consecutive puffs.

These automatic modes are handy with the brand’s own coils, but they can also narrow the adjustable range. If the suggested figure falls outside the range printed on the coil, switch back to manual and use the step method.

The button presses, from menu to lock

Button combinations change from brand to brand, but they often follow the same logic. The examples below come from the L200 manual and carry over once you have checked the manual for your own model.

Switching on and opening the menu

On the L200, five quick presses of the fire button within two seconds turn the device on or off. Three quick presses open the settings menu, where the ”+” and ”-” buttons scroll through the modes. The five-press sequence turns up on many devices, with a time window specific to each model.

Up, down, then lock

Each press of ”+” or ”-” moves the power by half a watt, and holding the button scrolls faster. Such a fine step matters on a narrow range. From 9 to 12 W it gives seven possible positions, against seventeen on a range of 32 to 40 W.

Once you have found the value, lock the buttons so it cannot shift in a pocket. The L200 has a dedicated switch, other devices use a combination of buttons held for a few seconds.

Climbing in steps and knowing when to stop

For wattage that does not wander, the method comes down to one rule, start at the lower limit and move one step at a time, judging each step over two or three puffs. On a narrow range, half a watt is enough. On a wide range, a whole watt saves time without losing precision.

The moment to stop shows in the puff itself, through three warnings that usually arrive in this order. A finish harsher than the start comes first. Warmth from the mouthpiece against your lips follows. Then the flavour loses definition instead of gaining it. At the first of these signs, drop back one step and stay there.

Ignoring those warnings leads to parched cotton and a burnt puff, covered in our guide to dry hits and their four causes. A setting slightly below the maximum you can tolerate beats one sitting on the edge.

FAQ

These five questions round off the method. They cover the cases where the device does not behave as expected.

Why won’t my device go above a certain wattage?

An automatic mode may cap the power at what it considers right for the coil it has detected. The device can also limit output according to the resistance it reads. Switch to manual mode, then check that the coil falls within the resistance range the device accepts.

Can you adjust the wattage on a pod kit?

On most compact pod kits, no, the power is fixed for the pod supplied. A few models offer two or three levels, or fine adjustment, and the step method works on them in the same way.

Should I start lower with a new coil?

Yes, at the lower limit, while the cotton soaks through completely. The first puffs on a new coil are a poor guide to any setting, so take a few before climbing.

Is variable voltage still a thing?

On some devices, yes, but power mode has largely replaced it. In power mode, the device works out the voltage to send from the coil’s resistance, which spares you the maths every time you change coil.

Why do two devices show a different reading for the same coil?

The reading depends on the quality of the contact and the accuracy of each device. A small gap is normal. A large one usually points to a dirty thread or a pin not making proper contact, to be cleaned before any adjustment.

Vape wattage settings that follow the coil, not a number from a forum

Good vape wattage settings come from reading before pressing. The range on the coil sets the limits, power mode makes the buttons act on watts, and climbing in steps finds the right point.

The other guides on Souffle Libre apply the same reading to the draw, to error messages and to burnt taste. Here, the habit starts again with every new coil, even one of the same value, since a range can change between production runs and it is the range that decides your vape wattage settings.

More settings and fixes

• MTL vape set-up, the order for a tight draw
• How to inhale a vape, the two techniques explained
• Atomizer short on a rebuildable, where to look for the short

Written for adult readers only. Vaping products usually contain nicotine, which is addictive, and they cannot be sold to anyone under 18 in the UK. Souffle Libre sells nothing and this guide is not a buying recommendation.