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Number Plate Size Guide

Most cars use the standard 520 × 111mm plate, but some vehicles need something different. Use this guide to find the right size. If you are unsure, call us and we will help.

Quick answer

520 × 111mm

This is the standard size for most cars and vans, front and rear. Legal characters are 79mm high and 50mm wide, in the Charles Wright font, on plates made to BS AU 145e.

AB12 CDE520mm111mm

Common plate sizes

Plate type Size Used for
Standard 520 × 111mm front and rear Most cars and vans
Hexagonal Four lengths: 14, 16, 18 and 20 inch Matched to 4, 5, 6 or 7 characters
Short Four lengths: 14, 16, 18 and 20 inch Matched to 4, 5, 6 or 7 characters
Range Rover 520 × 111mm front, 21 × 6in rear Range Rover style rear plates
Motorbike and small 9 × 7in, 8 × 6in, 6 × 6in, 7 × 5in, 9 × 3in Motorbikes and vehicles that need a smaller rear plate
Japanese import 12 × 6in or 13 × 6.5in Japanese import vehicles
4×4 square rear 279 × 203mm Rear plate for vehicles with a square plate space

Legal character size

79mm

Character height

50mm

Character width (except 1 and I)

14mm

Stroke thickness

11mm

Space between characters

33mm

Gap between the two groups

11mm

Minimum margin around the characters

Motorcycle plates use smaller characters, 64mm high and 44mm wide. Do not change the spacing or the font, because plates that break the rules can fail an MOT.

Pick your plate by vehicle

AB12 CDE

Cars and vans

520 × 111mm

The standard plate for the front and the rear.

AB12
CDE

4×4 and square recess

279 × 203mm

A square two line plate for the rear of vehicles with a square plate space.

AB12
CDE

Motorbikes and small

9 × 7in and more

Five small sizes, from 9 × 7in down to 9 × 3in, for a motorbike or a smaller rear plate.

Road legal checklist

  • Black characters on a white reflective front plate.
  • Black characters on a yellow reflective rear plate.
  • The Charles Wright font with the correct character size and spacing.
  • Plates made to British Standard BS AU 145e and supplied by a DVLA registered supplier.
  • Raised 3D and 4D characters are fine when the plate still meets the standard.

Check before you order

Plates that break the rules can mean a fine and a failed MOT. We check your photo ID and proof of entitlement for road legal plates. See ID and documents needed.

How to measure

  1. Measure the width. Measure your current plate, or the space on your vehicle, from edge to edge in millimetres.
  2. Measure the height. Do the same from top to bottom. A standard plate is 111mm high.
  3. Check the shape. Square, short and hexagonal plates must suit your registration. Count the characters first.
  4. Choose your style. Pick the plate type and style in our plate designer. The correct size options appear for the type you choose.

Number plate size FAQs

What is the standard number plate size?

The standard plate for most cars and vans is 520 × 111mm, on both the front and the rear.

Which plate do I need if my registration is short?

Use a Short or Hexagonal plate. They come in four lengths, 14, 16, 18 and 20 inch, matched to 4, 5, 6 or 7 characters.

What size must the characters be?

On a standard plate the characters must be 79mm high and 50mm wide, apart from the number 1 and the letter I. Motorcycle plates use smaller characters, 64mm high and 44mm wide.

Does a 4D or 3D style change the plate size?

The style changes how the characters look, not the legal character size. Choose your plate type first, then the style, and the designer shows the size and the price per plate.

Can I order a size that is not listed?

Call us on +44 1753 926109 or message us on WhatsApp and we will tell you what we can do. Road legal plates must still follow the legal character rules.

Prices per plate

2D Printed

£9.99

Standard plate

3D Gel

£19.99

Standard plate

4D Laser 3mm

£19.99

Standard plate

4D Laser 5mm

£24.99

Standard plate

4D Gel

£24.99

Standard plate

4D Retro Shiny

£27.99

Standard plate

4D Retro Matt

£29.99

Standard plate

Prices are per plate and include VAT. Other plate types have their own prices in the price list.

Questions? Call us on +44 1753 926109, message us on WhatsApp at +44 7544 509629, or visit 15 Diamond Road, Slough SL1 1RT. We are open Monday to Friday 9:00am to 7:00pm and Saturday 10:00am to 6:00pm. We are closed on Sunday.

Visit our shop

15 Diamond Road, Slough SL1 1RT
Monday to Friday 9:00am to 7:00pm
Saturday 10:00am to 6:00pm
Closed on Sunday

Ready to order your number plates?

Design your plate online, call us, or message us on WhatsApp. We make every plate on site in Slough.