Pro Gum Care (Sensitive brush head) – These have extra soft bristles for a gentle clean and are perfect for people who have sensitive gums. These models oscillate at 8,800 movements per minute and 20,000 pulsations per minute. The handle also features a really handy pressure sensor which detects when you are brushing too hard and stops the pulsations to help protect your gums. They also have a 2 minute built-in timer which pulsates every 30 seconds to let you know when to switch areas of the mouth. Find out which products offer the timer here. To charge the brush, pop it on the stand and leave it typically 8-12 hours for a full charge. The brush can be left on the charger even if the battery is not depleted, it will not do any damage; although it is recommended to discharge the battery fully every 6 months.

By no means the most reliable option is works on the basis of an app on your iOS or Android smartphone using the built in mics to listen for the sound of the brush running. Plaque is a harmful substance that builds up on teeth and around the gumline and you want to remove this as effectively as possible.

There are of course many similarities between these two brushes and both have some design and features I have not touched upon yet, but I believe are worth noting. Remember to change your brush head every 3 months and do not share with others. You can share the brush handle, but swap the heads. Original Oral-B heads have bristles that fade in colour as time passes giving you a guide when it is time to swap. At the time of writing and based on one user, the cost of the Pro 600 is 5p per day over 3 years compared to the 6p of the Pro 650. If you are always on the move with overnight stays or travelling from place to place the hard plastic case provides a home for the brush and the brush heads (up to 2) and stops either coming to harm. Both toothbrushes will clean the teeth well. My recommendation is either the CrossAction or Sensi UltraThin brush head.

It is this paired with the consistent power from the motor and the scientifically engineered brush heads that ensure a clean that surpasses that of a manual brush. The Visible pressure sensor lights up if you brush too hard to prevent harmful over-brushing and there are two modes - daily clean and gum care. Used by dentists worldwide, it is compatible with the following replacement toothbrush heads: CrossAction, 3D White, Sensitive Clean, Precision Clean, Floss Action, Trizone and Dual Clean. The 3D action on our Oral-B electric toothbrushes means that they oscillate, rotate and pulsate to give you the best possible cleaning, removing up to 300% more plaque along the gum line than a regular toothbrush. It works by pulsating to break up the plaque, and then oscillating and rotating to sweep the plaque away.As standard both come with a 2 year warranty, this can be extended to 3 years, if you register the brush online. For reasons of hygiene and safety, personal grooming products, cosmetics or items of intimate clothing cannot be returned. The lower third of the brush handle is where you will find the battery status and charging icon. The battery icon will run from green to orange to red as the battery depletes and when charging the battery and charger icon will slowly flash green.

As far as cleaning modes go, both brushes offer exactly the same cleaning mode, that is the ‘Daily Clean’ mode which is found on every Oral-B brush. Whether the supplied head you find suitable or not will be a personal decision. The good news however is that these brushes accept a range of different brush heads that are engineered to achieve different things or may suit your preferences better. There are 6 main types of brush head, these are:If however you are looking for a simple, get the job done electric toothbrush either of these models will suit you nicely. It is important to try and protect the brush head a little from damage as these are what do the cleaning and damaged bristles can actually cause more damage than you think. Electric toothbrushes are clinically proven to be superior to manual toothbrushes, providing benefits in removing more plaque for cleaner teeth and healthier gums. Oral-Belectric toothbrushes remove up to 100% more plaque than a regular manual brush, which is why they are recommended by UK dentists and hygienists. Oral-B electric rechargeable toothbrushes (from Pro 600 model upwards) also whiten teeth starting from day one by removing surface stains. Electric toothbrushes are suitable from ages 3+, with specific kids electric toothbrush models available, and are gentle on gums and suitable for sensitive teeth. Electric rechargeable toothbrushes come with replacement toothbrush heads, which should be replaced every three months. The physical size and weight of the two brushes are the same. Both measure in at (with brush head) 23 x 2.5 x 3 cm and weighs 130g.

However, what is great about an electric toothbrush over a manual brush is the increased consistency in cleaning motion that it can offer and this is why you will often see toothbrush manufacturers claiming up to 100% more plaque removal. Any of our toothbrush heads will give you a great clean, and which is best for you depends upon your personal requirements and preferences. I’ve popped some information below about each of the brush heads that are featured with the models you’ve mentioned and I hope this helps you to decide which might be the most suitable for you. Since first launching, the 650 now comes in the same blue colour as the Pro 600 as well as pink also. CrossAction – These are our most advanced brush head technology. The bristles are perfectly angled for a precise clean and the professionally inspired design of the brush head surrounds each tooth with bristles angled at 16 degrees. There is a bit more context that can be added around these differences to better understand why the two models exist and how one might be better suited to you, so please find the more detailed explanation of this below.

Both brushes are available with a different number of brush heads. 1 brush head comes supplied in the box, but the most common heads are the CrossAction, Sensi UltraThin, 3D White and FlossAction. Where these two brushes also vary is cost. If you share the brush handle with others such as family members it can bring the cost of ownership down. With 4 quadrants in the mouth, (bottom right and left, along with upper right and left) you should spend 30 seconds on each during the 2 minute cycle. Oral-B iO™ with revolutionary iO™ technology is the latest Oral-B electric toothbrush. After six years of research and over 250 patents, Oral-B iO™ sets the new standard of brushing performance, experience, and design. Experience a deep but uniquely gentle clean with a new frictionless magnetic drive. It directs all energy to the bristles to generate new micro-vibrations. The result is Oral-B’s best ever clean: 6x more effective plaque removal along the gumline for 100% healthier gums in one week. In writing this comparison I almost feel that I am cheating you into believing there is more between these two brushes than there really is, but the fact of the matter is that the 3 bullet points above summarise the key differences between these two brushes.