Joybuy Insights

How to choose a pencil sharpener for coloured pencils to suit your needs

Choosing a pencil sharpener for coloured pencils depends on the pencil’s diameter, the hardness of its core and how often you use it. A model designed for standard school pencils may not be suitable for jumbo, watercolour or technical drawing pencils.

To avoid disappointment, pay particular attention to compatibility, shavings management and safety. Here are the key points to check before choosing a manual or electric pencil sharpener.

Pitfalls to avoid before buying

1. One opening is not always enough

Many coloured pencils have a thicker barrel than standard graphite pencils. Some models, such as STABILO Woody coloured pencils or pencils for young children, can reach around 10 mm in diameter.

A standard pencil sharpener may not accept them, or may produce an uneven point. A dual-hole model will usually cover two sizes, but always check the dimensions specified by the manufacturer.

2. A small shavings container soon becomes a nuisance

Without a container, shavings end up directly on your desk, in your pencil case or on the classroom table. A pencil sharpener with a container avoids this inconvenience, but capacity varies considerably between models.

For everyday use, choose a transparent or easy-to-remove compartment. This allows you to monitor how full it is and prevent shavings from blocking the blade.

3. Electric sharpeners are not suitable for every core

An electric pencil sharpener allows you to sharpen several pencils quickly, but you need to check the power supply and compatibility with the cores being used. The tenwin models featured here accept pencils from 6 to 12 mm, but their product information specifies that they are not suitable for wax pencils or oil pastels.

Before placing your order, identify the type of pencil you use. A soft core or a very flexible barrel may require moderate pressure and a suitable blade.

Key criteria to check

Pencil diameter and format

Diameter is the first technical criterion to consider. Several categories can be distinguished:

  • Standard pencils: generally compatible with a standard opening.
  • Thick pencils: require a second opening or a dedicated sharpener.
  • Jumbo pencils: some reach 10 mm, such as the STABILO Woody or Faber-Castell Grippy ranges.
  • 2 mm fine pencils: clutch pencils and technical pencils require a specific tool, such as the STAEDTLER Mars 2 mm.

A pencil sharpener for thick pencils should not be confused with a simple dual-hole model. Always check the supported diameter range.

Blade type and sharpening quality

Manual models generally use a metal blade secured in a plastic casing. The stability of the pencil and the rigidity of its barrel directly affect how even the point will be.

For drawing and colouring, a point that is too fine can weaken a coloured core. Some electric pencil sharpeners offer several settings, producing a fine, medium or shorter point. This is useful when switching from writing to colouring and then to blending.

Safety and cleaning

For a children’s pencil sharpener or school use, look for:

  • a cover or enclosed container;
  • a blade that cannot be accessed when the pencil is not inserted;
  • a stable base or non-slip grip;
  • age and supervision guidance;
  • easy cleaning with a small dry brush.

These features reduce risks, but do not replace adult supervision with young children. Blades must be kept out of the reach of children under 3 years of age.

Our selection for different users

Recommended for : beginners and smaller budgets
M&G Pencil Sharpeners, 3-pack manual dual-hole pencil sharpeners with lid

M&G Pencil Sharpeners, pack of 3 manual dual-hole pencil sharpeners

Why this choice suits this profile : This pack is ideal for families, pupils and offices that want several compact pencil sharpeners available in different places.

How this product avoids the pitfall

The two openings are suitable for standard pencils and some wider models. The transparent container stops shavings from being scattered everywhere.

Main benefit and key features

Three units, two diameters, metal blades and integrated containers.

Recommended for : premium-product enthusiasts
Faber-Castell Grippy BC Sharpener Box

Faber-Castell Grippy BC Sharpener Box

Why this choice suits this profile : It is designed for users of jumbo pencils who want an enclosed casing and a mechanism suitable for small hands.

How this product avoids the pitfall

The click mechanism only activates the blade when the thick pencil is positioned correctly. The large container means you do not have to empty it so often.

Main benefit and key features

Compatible with extra-thick pencils, it features a large container and an interchangeable sharpening unit.

Recommended for : specialist uses and frequent users
tenwin Electric Pencil Sharpener with AC adapter

tenwin Electric Pencil Sharpener with mains adapter

Why this choice suits this profile : This model is suitable for classrooms, workshops, offices and studios where several pencils need to be sharpened regularly.

How this product avoids the pitfall

The stated 6 to 12 mm range prevents you from choosing a device limited to standard pencils. Automatic shut-off activates at the end of the cycle or in the event of overheating.

Main benefit and key features

Mains power, large-capacity container, three point shapes and a stated cycle time of 3 to 5 seconds.

Recommended for : children and jumbo-pencil enthusiasts
STABILO woody 3 in 1 Pencil Sharpener for jumbo pencils

STABILO Woody 3 in 1 Pencil Sharpener for jumbo pencils

Why this choice suits this profile : It is designed for STABILO Woody 3 in 1 pencils and other extra-large-core pencils measuring around 10 mm.

How this product avoids the pitfall

Its opening is designed for very large diameters, so you do not have to force a jumbo pencil into a standard opening.

Main benefit and key features

Large transparent container, cover and replaceable blade module.

Looking for more options ?

We have put together a comprehensive selection, updated in real time, of products that meet these demanding criteria and European safety standards.

Manual, electric, rechargeable or battery-powered : which should you choose ?

The manual pencil sharpener remains easy to carry, quiet and independent of any power source. It fits naturally in a pencil case, making it ideal for homework or short colouring sessions.

An electric model is more convenient in a workshop, classroom or office where many pencils need to be sharpened. A mains-powered device avoids having to replace batteries, while a battery-powered model offers greater freedom of movement. The battery-powered tenwin versions use four AA batteries, which are not included according to the product information.

Before buying, compare the cost of consumables, how easy it is to clean the container and the availability of replacement blades or modules. For 2 mm technical pencils, choose a dedicated pencil sharpener rather than a model designed for coloured pencils.

Frequently asked questions

Which pencil sharpener should you choose for thick coloured pencils ?

Choose a model that clearly states its compatibility with jumbo pencils or supports a diameter range of up to 10 or 12 mm. STABILO Woody and Faber-Castell Grippy pencils generally require a dedicated accessory or an extra-wide opening.

How long can a pencil sharpener last ?

Its lifespan depends on how often it is used, the hardness of the pencils and how well it is maintained. Empty the container regularly, remove residue with a dry brush and avoid forcing in an oversized pencil. Some models feature a replaceable blade or module.

Does an electric pencil sharpener cost more to use ?

Its running costs include electricity or batteries, as well as possible blade replacement. If you only sharpen a few pencils each week, a manual model is often the simplest option. For intensive use, however, its speed and container capacity may offset the cost of consumables.