Kandypens RUBI vs Juul Pens Comparison

Kandypens rubi vs Juul Comparison

Kandypens RUBI vs Juul Pens

The KandyPens Rubi is a vaping device, or an e-cigarette, just like Juul Pens. Both are superior e-cigs that can give stiff competition to the best e-cigarettes to be found on the market today. S which of these is the best for you? Here is a Kandypens RUBI vs Juul Pens comparison, which will help you in weighing the pros and cons of each and choose the one that is best for your needs.

Pod System

The open pod system of the KandyPens Rubi makes it easier and better, as its refillable pod can be filled up with e-liquid of any type. You can fill in CBD e-liquids or e-juice with varied nicotine salts or various VG/PG ratios. On the other hand, the JUUL Pen comes with a closed pod system that operates with only e-juice pods. These pods are JUUL exclusive and have to be substituted once these run empty. You can only use nicotine salts, which come in varied flavors, in these pods.

The JUUL pods are too small, and it can be a problem at times to keep track of the same. As nobody really likes to carry e-liquid bottles around, it can be slightly tough to make space for these. You have to remember to refill the Rubi pod when the e-liquid level drops too low.


The KandyPens Rubi is small and conveniently portable in overall design. It can be held easily, due to the rounded edges. It is leak proof in form, and its pod can be taken off easily. However, it can be time-consuming to refill its pod. You have to take off the pod to check the level of e-fluid. Otherwise, you cannot check the level in any way.

Kandypens Rubi vs JUUL Pen with 30ml ejuice and app.
Kandypens Rubi vs JUUL Pen

The JUUL has an ergonomic design as well and can be held with ease. It has a stylish design and its pods can be removed easily. You can easily check its battery level. The JUUL scores over the Rubi, as it lets you check the level of the e-liquid without taking off the pod. But it is leak-prone, and the leaks can prevent proper functioning of the unit.


The Rubi is just 4 inches in size and the JUUL is a bit shorter, which means that portability is not a problem with any of these devices. These can be fit into pockets or small purses, and even concealed in palms while using.

Heating System

The KandyPens Rubi heating system comprises of a ceramic coil along with Japanese cotton. Ceramic coils are able to sustain high temperatures but the e-liquid flavor does not get affected. This explains the regular usage of these coils in vaporizers. The JUUL implements a regular wick along with a nichrome coil. An alloy of nickel chrome, Nichrome is very stable at high temperatures, corrosion resistant and strong. Thus, it is used often in heating systems.

Battery Life

The KandyPens Rubi draws power from a 280 mAh Li-ion battery that takes around 80 minutes to get completely charged. It can give you about 250 puffs on a full charge. Then, you have to charge the battery with the regular micro-USB cable that comes with the package.

The JUUL is powered by a 200 mAh Li-ion battery that can be charged in 1 hour. It can give you 100-200 puffs on a full charge. Its battery can be charged only with its proprietary charger. If you break the charger, the replacement will set you back by 9.99 USD.

Vapor Quality and Production

You can get a lot of vapor from the KandyPens Rubi. It is possible to pick an e-juice with a lower level of nicotine and draw more amount of air, which can lead to big vapor clouds.

In a Kandypens RUBI vs Juul Pens comparison, one finds the vapor production of the JUUL to be solid as well, although not greater than a regular cigarette. As the pods are pre-filled in type, you always get a fixed nicotine level. Thus, you cannot adjust the vapor amount produced in any way.

Ease of Use

The use of the KandyPens Rubi is simple. You have to take the mouthpiece off the device. Then, you have to take the rubber stopper off the pod. Fill the e-liquid of your choice into the pod, and put the stopper back in place. Put back the mouthpiece as well, and start puffing on it.

It is essential to prime the pod, which is an extremely short process. Just inhale from the mouthpiece a few times before you proceed to fill the pod up. Forgetting this will get you only dry hits, which would be unpleasant. You have to do this just one time per pod of Rubi. Whether you follow the Direct Lung Inhale (DLI) or the Mouth To Lung (MTL) method, the device can give you great results.

The JUUL is easier to use, as it is rather intuitive in operations. You have to put its entire pod onto the battery and begin puffing from the mouthpiece. This is much easier than the RUBI, and the operations are a lot similar to smoking of regular cigarettes. Thus, for smokers who are trying to kick the butt, this is the best e-cigarette to go for. The JUUL offers the best results with the MTL method. When you use the DLI method, you can end up having e-liquid flowing into your mouth.


kandypens rubi with pod
Kandypens RUBI w/ pod

The KandyPens Rubi has an open pod system that lets you vape on any e-liquid that you wish. You can pick from varied e-liquid types and flavors. Although the pod-filling process is slightly difficult, it is less pricey in the long run. The package does not include any e-liquid, and you need to buy some to start vaping. The closed pod system of the JUUL is simpler to fill; although that limits the types of e-juices you can vape on.The company also offers a starter kit with 4 varied JUUL pods, and there is no initial need for any additional purchases. In Kandypens RUBI vs Juul Pens comparison, each comes with own strengths and weaknesses, and which one you choose depends on your personal preferences.

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