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Last updated on 03/02/2026 | Reading time approx. 09:30 min
Are you thinking about switching from tobacco cigarettes to a vape ? You’re not alone. More and more smokers are looking for an alternative to cigarettes and inevitably come across the topic of e-cigarettes. But the flood of information online is huge and often contradictory. What’s behind the hype? Is vaping more harmful than smoking, or actually the better choice?
This comprehensive guide gives you an honest, fact-based comparison. We highlight the key differences in health, addiction potential, and costs, and we’ll also give you a practical step-by-step guide for switching from cigarettes to vaping.
To give you a quick overview, we’ve compared the most important points:
| Feature | Tobacco cigarette | E-cigarette (vape) |
|---|---|---|
| How it works | Combustion of tobacco | Vaporization of a liquid (e-liquid) via an atomizer that heats the liquid |
| Main harmful substances | Over 7,000 chemicals, including tar, carbon monoxide, carcinogens | Aerosol that may contain nicotine, propylene glycol, glycerin, flavorings, additives, and water |
| Nicotine delivery | Very fast and high-dose | Controllable and available in different strengths |
| Ongoing costs | High (approx. €8 per pack) | Significantly lower (e-liquids & coils) |
| Smell | Strong, lingering smoke odor | Barely noticeable vapor smell, depending on flavor |
| Secondhand exposure | Harmful secondhand smoke | Secondhand vapor is considered significantly less harmful |
This comparison refers to e-cigarettes (vapes) that vaporize e-liquids. They are often confused with tobacco heaters (e.g., IQOS), where real tobacco is heated rather than burned. Although these are also considered risk-reduced compared to cigarettes, the principle is different and is not covered here.
With the e-cigarette principle, the e-liquid is heated by an atomizer, creating vapor that is inhaled. E-liquids for e-cigarettes consist of carrier substances such as propylene glycol and vegetable glycerin, flavorings, and optional nicotine. The composition varies depending on the liquid. Nicotine concentration and the levels of other ingredients in the vapor are key factors for both effects and risk. Different levels of harmful substances can occur in the vapor depending on the liquid and device used. In the EU, the nicotine content of e-liquids must be labeled, but this requirement does not apply to nicotine-free liquids—an example of uncertainty around ingredients. Disposable e-cigarettes are a special type of vape that is disposed of after a single use.
The health question is the decisive factor for most people who want to switch. When e-liquids are heated, aldehydes can be produced, which are considered harmful to health.
Overall, the health risks of vaping are lower than those of smoking, but they should by no means be ignored. Carcinogenic substances have been found in e-cigarette vapor, which can increase cancer risk. Blood vessels and the cardiovascular system are also strained by inhaling vapor. The body and various organs can be affected by the intake of harmful substances. Many users report respiratory issues after using e-cigarettes.
E-cigarettes contain fewer harmful substances than conventional cigarettes, but they are not risk-free. Certain ingredients in the vapor can cause oxidative stress and lead to cell damage. Studies show an increase in certain health problems among e-cigarette users. Lead, zinc, and other metals have been detected in the vapor, and their concentration and concentrations can influence health. Patient studies demonstrate health effects from vaping.
A professor of toxicology emphasizes the uncertainties regarding long-term effects. Health authorities also regularly reassess the risks of e-cigarettes. The validity of current studies is limited because long-term data is lacking. Some e-liquids have been found to contain banned substances such as caffeine and vitamins. Additives in e-liquids can pose additional risks. The tobacco industry is constantly developing new products to serve the market. With tobacco heaters, a piece of tobacco is heated, which differs from vaping. Heating tobacco and e-liquids is the central functional principle of both systems. E-cigarettes also contain harmful substances.
Nicotine concentration and nicotine content determine the addictive effect. E-liquids usually consist of propylene glycol, glycerin, flavorings, and water. One example of uncertainty: Even nicotine-free liquids can contain unknown ingredients. Young people in particular face health risks from use. Anyone who wants to protect their health should quit smoking. E-cigarettes can help with smoking cessation, but they are not suitable for everyone. Many users consume both—cigarettes and vapes—which, as dual use, carries additional risks. A complete switch can improve quality of life. The reason lies in the fundamental difference between the two systems.
The strain on the lungs is present with both substances.When you smoke a cigarette, a combustion process takes place at over 800°C. This creates a toxic cocktail of thousands of chemicals. The most harmful of these are tar, which coats the lungs and is considered highly carcinogenic, and carbon monoxide, a respiratory toxin that blocks oxygen transport in the blood.
An e-cigarette, on the other hand, doesn’t burn anything. It heats a liquid—known as e-liquid—to around 150–250°C until an aerosol forms that you inhale. The e-liquid is heated in the atomizer, which creates the vapor. Heating e-liquids can produce aldehydes, which may be harmful to health. Compared to cigarettes, however, e-cigarettes release fewer harmful substances. The concentration of harmful substances in the vapor is significantly lower, although concentrations can vary depending on the device and e-liquid. So the question of whether there is tar in e-cigarettes can clearly be answered with no.
Unlike e-cigarettes, tobacco heaters heat a piece of tobacco instead of vaporizing a liquid. When tobacco is heated, lead, zinc, and other metals can also pass into the aerosol.
Of course, the aerosol from a vape isn’t just pure air. The main components are propylene glycol and vegetable glycerin (carrier substances for flavor and nicotine), food-grade flavorings, additives, water, and—depending on your choice—nicotine. The composition of the e-liquid is central. Some liquids have also been found to contain banned substances such as caffeine or vitamins as additives, which brings additional risks. It’s important to note that e-cigarettes can also contain harmful or carcinogenic substances.
The nicotine concentration and nicotine content in the e-liquid largely determine the addictive effect and should be clearly labeled. One example: With nicotine-free liquids, it is often unclear which ingredients are actually included, which creates uncertainty and potential health risks. While these substances are considered significantly less harmful than the thousands of substances in tobacco smoke, health risks from vaping still exist. Heating e-liquids can produce aldehydes such as formaldehyde, which are considered toxic and potentially carcinogenic. The concentration of harmful substances in the vapor varies depending on the device and e-liquid and affects the strain on the body.
Studies also show that metals such as nickel, silver, or aluminum can be detected in the vapor and may be harmful to health. Inhaling vapor can cause short-term respiratory issues such as coughing or irritation. In the long term, the absorbed substances can damage the body and especially the blood vessels, increasing the risk of cardiovascular disease. These risks are particularly relevant for young people, as they can react more sensitively to ingredients and face a higher addiction potential. Avoiding the combustion process alone already represents a massive reduction in risk.
In short: We don’t fully know.
Over the past two decades, the market around e-cigarettes and e-liquids has evolved rapidly—both technically and in terms of composition and usage. Modern e-liquids often use numerous additives and flavoring agents that have not yet been investigated in long-term studies. Accordingly, no final conclusions can be drawn today about possible long-term effects.
In the early years of vaping, the focus was mainly on smoking cessation. E-liquids were comparatively simple and typically consisted of propylene glycol, vegetable glycerin, nicotine, and flavoring. These classic freebase nicotine e-liquids delivered a satisfying experience even at lower nicotine concentrations, because the so-called “throat hit” was clearly noticeable and effectively reduced cravings.
As the market grew, large brands and tobacco companies increasingly entered the scene. Since around the mid-2010s, a new form of nicotine has become established: nicotine salts. Here, nicotine is chemically bound to an organic acid, which lowers the pH value and makes inhalation much smoother—even at higher nicotine concentrations. Modern pod systems such as pre-filled pods and disposable e-cigarettes have played a major role in driving this development.
As a result, e-liquids can now offer higher nicotine strengths without causing a strong burning sensation in the throat. This can lead users to reach for their vape more often to achieve the desired nicotine effect. A higher nicotine concentration can increase addiction potential, especially if usage frequency increases to keep nicotine levels consistently elevated. Studies do show that nicotine salts can change nicotine uptake, but the influence on addiction potential is complex and cannot be attributed solely to the nicotine form.
Another aspect of this development is the steadily growing number of additives, flavors, and functional chemicals in e-liquids. Some of these—such as certain cooling agents or flavor carriers—are increasingly under the scrutiny of health authorities, since knowledge about their long-term effects when inhaled is limited or still being evaluated.
Overall, it can be said that today’s e-liquids are more technically advanced and far more diverse than in the past, which offers many consumers a more pleasant vaping experience—but it also brings the risk of overdosing and increased addiction potential. At the same time, it creates new uncertainties, especially because robust long-term studies on many ingredients are missing.
What’s clear is this: The long-term effects of vaping compared to cigarettes have not yet been fully researched, since e-cigarettes have only been around for a relatively short time. Patient studies show indications of an increase in certain health problems such as respiratory diseases. A professor of toxicology emphasizes that oxidative stress contained in the vapor can lead to cell damage. Health authorities point out that the validity of current studies is limited and that uncertainties regarding long-term effects remain. There are indications that carcinogenic substances in the vapor can increase cancer risk. The tobacco industry is constantly developing new products such as e-cigarettes and tobacco heaters to respond to changing consumption habits.
Quitting smoking is the best way to improve your health and quality of life. E-cigarettes can help with smoking cessation, but they should not be used permanently.
Anyone who consumes both (cigarettes and vapes) is exposed to the risks of so-called dual use.
Non-smokers should never start vaping, because inhaling aerosols—and nicotine in particular—is associated with health risks and offers no health benefit. Even though e-cigarettes release fewer harmful substances than tobacco smoke, they are not harmless and can affect, among other things, the airways, the cardiovascular system, and nicotine dependence.
For smokers, however, vaping can be a pragmatic form of harm reduction, because switching eliminates the combustion process and therefore significantly reduces the intake of many highly toxic substances. Many people who switch report a noticeable improvement in their quality of life. The long-term goal here, too, should be complete abstinence from nicotine.
The primary addiction potential in both cigarettes and vapes comes from nicotine. Nicotine concentration and nicotine content are decisive for the addictive effect, because they determine how quickly and how much nicotine is absorbed by the body. In that sense, vaping with nicotine is just as addictive as smoking. Nicotine concentration and concentrations can vary greatly depending on the product, which makes direct comparisons of addiction risk more difficult.
The key advantage of e-cigarettes is control. While a cigarette delivers a fixed nicotine dose, you can choose the nicotine strength in e-liquids yourself and reduce it step by step. Many former smokers use this as part of smoking cessation to taper off their dependence gradually and achieve a sustainable quit. Still, from a health perspective, it’s best to quit smoking entirely and avoid both cigarettes and vapes in order to avoid all health risks.
Anyone who consumes both—cigarettes and vapes—exposes themselves to additional risks from so-called dual use. For young people in particular, there is an increased risk because the products can seem attractive and bring health as well as legal dangers. In general, the health risks of vaping should not be underestimated, since various studies indicate harmful effects on the lungs, cardiovascular system, and other organs.
Besides lower toxin levels, vaping is also cheaper.The cost comparison between vaping and smoking clearly favors e-cigarettes. While cigarettes may seem cheaper at first glance, they are more expensive in the long run than reusable devices because they have to be disposed of after a single use. The broad range of vapes and e-liquids offers suitable options for every taste and budget. There are numerous models with different technical features, which is also reflected in price differences.
The battery plays an important role in costs and device lifespan, since high-quality batteries can extend usage time. Modern devices are often equipped with a microprocessor that improves temperature control and thus influences the price. The tobacco industry significantly shapes the product offering and cost structure in the e-cigarette space through product development and pricing strategies. While you do need to invest in a device upfront, the ongoing costs for e-liquids and wear parts (coils) are considerably lower.
Example calculation: A smoker saves real money
Switching to e-cigarettes is often presented as a modern and more sustainable step compared to traditional smoking. But what does the environmental impact and social acceptance really look like? Anyone choosing e-cigarettes should keep an eye not only on health effects but also on ecological and social consequences. After all, both resource consumption and the public image of vapers and smokers play an increasingly important role in today’s debate around e-cigarette use.
At first glance, e-cigarettes score points with less waste: Unlike filter cigarettes, where millions of cigarette butts are carelessly discarded every day, many e-cigarette models are rechargeable and durable. This saves packaging material and reduces classic cigarette litter. But vaping also has downsides: Disposable vapes and disposable e-cigarettes in particular generate growing amounts of e-waste, as they are thrown away after short use and are rarely properly recycled. The German Federal Centre for Health Education points out that responsible handling of e-cigarettes and vapes is crucial—both when choosing more sustainable models and when disposing of them properly.
Anyone who uses reusable devices and e-liquids and pays attention to environmentally conscious manufacturers when buying can significantly reduce the ecological footprint of their e-cigarette consumption. Still, the challenge remains that producing batteries, atomizers, and e-liquids also consumes resources such as metals and plastics. Conscious use and proper disposal are therefore an important contribution to environmental protection.
Side note: When it comes to tobacco consumption, filter cigarettes in particular are an environmental problem. Smokers who use roll-your-own tobacco without filters or pipe smokers are a significantly smaller environmental issue than filter cigarettes tossed into nature.
Public perception of e-cigarettes and traditional smoking is changing. While smokers are increasingly met with disapproval in many areas of society, vaping is seen by some as a less harmful and more modern alternative.
And that’s exactly where a problem arises: Several consumer protection organizations criticize that marketing and product design (e.g., colorful designs, sweet flavorings like vanilla, fruits, and other tasty flavors, as well as social media presence) can be especially appealing to young people—and accuse parts of the industry of knowingly accepting these effects.
The German Federal Centre for Health Education and numerous health authorities warn about the health risks of e-cigarette use, especially for young people and pregnant women.
The addiction potential of nicotine remains high with e-cigarettes as well, which is viewed critically especially among young people. Experts such as Prof. Dr. Heino Stöver of the University of Applied Sciences emphasize the importance of education and regulation to protect consumers and prevent misuse.
At the same time, many see e-cigarettes as an opportunity for smokers to manage to quit tobacco use and thus reduce the risk of cardiovascular disease, COPD, and other secondary illnesses. Social acceptance therefore depends heavily on responsible use, product choice, and the individual situation. What’s clear: Anyone who chooses e-cigarettes should be aware of the health risks and addiction potential and stay informed regularly about new findings and recommendations.
What should you know about the different vapes.Switching from cigarettes to vaping can feel overwhelming at first. The broad range of e-cigarettes, e-liquids, and accessories offers the right choice for every taste and need. There are many models that are especially suitable for people who are switching and offer different technical features. Modern devices often have a powerful battery that enables reliable use. In advanced models, a microprocessor ensures precise temperature control and optimized functionality. The variety of flavors—such as bubble gum—makes the switch especially appealing for many.
However, respiratory discomfort can occur during the transition phase, as the airways need time to adjust to the new substances. Many report that their quality of life improves after switching. E-cigarettes can support smoking cessation, but the goal should always be to quit smoking completely. Anyone who uses both—cigarettes and vapes—continues to expose themselves to health risks. Young people in particular are at increased risk, as sweet flavors and technical innovations can make the products seem attractive. But don’t worry: With the right steps, you can do it.
To start, we recommend what’s known as a pod system. These devices are small, easy to use, and best simulate the draw of a cigarette. There are different models that differ in technical features such as temperature control and handling. Our range includes a wide selection of e-liquids as well as open pod systems, and pre-filled pod systems plus other accessories—so you’ll find the right device for every need. The battery plays a central role in these devices, as it significantly affects reliability and handling. In modern devices, an integrated microprocessor ensures precise control of the heating elements and improved temperature control. They are the ideal starter kit for e-cigarettes for heavy smokers. Don’t be put off by complex pro devices—when you start out, simplicity is what matters.
The right nicotine strength is crucial to avoid withdrawal symptoms. A good rule of thumb:
Choosing the right nicotine strength depends on the individual nicotine content and nicotine concentration in the e-liquid, as these determine how much nicotine is actually absorbed. E-liquids come in different concentrations, and nicotine concentration can vary greatly depending on the product, which directly affects the experience and consumption.
Many people switching who wonder which vape tastes like a cigarette initially go for tobacco-flavored e-liquids to make the transition easier.
“At first, I missed the ritual of lighting up. But after just three days, my smoker’s cough was almost gone and I could smell better again. That motivated me to stick with it.” – Markus, 42
However, during the switching phase, temporary respiratory issues such as coughing or irritation can occur, as the airways adapt to the new situation. Many report that their quality of life improves noticeably when they stop using tobacco products and live consciously without smoke. E-cigarettes can support the smoking cessation process by providing an alternative. Still, the goal should always be to quit smoking completely to minimize health risks. Anyone who uses both—cigarettes and e-cigarettes—in parallel continues to expose themselves to the health risks of so-called dual use. Young people in particular are at increased risk, as they are especially vulnerable due to the products’ appeal and possible health consequences.
Vaping is significantly less harmful than smoking because the highly toxic combustion process with tar and carbon monoxide is eliminated. However, e-cigarettes are not risk-free. Heating e-liquids can produce harmful aldehydes such as formaldehyde as well as potentially carcinogenic substances. Vaping can also negatively affect the cardiovascular system and blood vessels, for example through inflammation and oxidative stress. Metals such as lead or zinc have also been detected in the vapor. Experts point to the limited validity of current studies and the unresolved long-term effects. Nevertheless, many people who switch report a noticeable improvement in their quality of life.
Yes, for many people, e-cigarettes are an effective tool for smoking cessation. They address both nicotine dependence and the familiar hand-to-mouth motion. Choosing the right nicotine strength plays a key role and should be done consciously. The goal should always be to quit completely. Dual use—using cigarettes and e-cigarettes at the same time—is strongly discouraged, because it provides no health benefits and can even increase risks. Young people in particular are advised against using e-cigarettes, as nicotine has a high addiction potential and can impair neurological development.
An average smoker can save around 150 to 200 euros per month by switching to e-cigarettes. The actual savings depend on individual consumption behavior and on the device and e-liquids used. Disposable e-cigarettes are usually more expensive in the long run than reusable systems. Factors such as battery quality, coil lifespan, and technical functions like precise temperature control also affect ongoing costs.
Beginner-friendly pod systems are especially suitable for people who are switching. They are easy to use, low-maintenance, and offer a draw that is very close to a traditional cigarette. There are many models on the market with different technology, battery performance, and features. It’s also important to take a look at the ingredients in e-liquids, since potentially harmful substances can form during vaporization. Tobacco heaters differ from e-cigarettes because they heat real tobacco instead of e-liquid. Personal advice can help you find the right device for a successful switch.
The comparison of vaping vs. smoking makes it clear: Switching to e-cigarettes is not risk-free, but it is a risk-reducing decision. Compared to conventional cigarettes, e-cigarettes release fewer harmful substances, but they still pose health risks—especially for the lungs and cardiovascular system. They are a pragmatic alternative to cigarettes for anyone who can’t (yet) manage to quit completely. E-cigarettes can support the smoking cessation process, but they should not serve as a permanent replacement. Using both—cigarettes and e-cigarettes (dual use)—can even increase risks and is therefore not recommended. Ultimately, the healthiest option is to quit smoking entirely in order to protect your health in the long term. You massively reduce your intake of thousands of toxic substances, save a significant amount of money, and regain quality of life.
The decision is yours. This guide is meant to help you make it in an informed and self-determined way.
