Do royal mail charge by weight or size

Royal Mail, the UK's postal service, charges for mail delivery based on a combination of weight and size. Here's a breakdown of their pricing structure:

Weight-based pricing:

For most mail items, Royal Mail charges based on the weight of the item. They have different weight bands, and the price increases as the weight increases. For example:

Size-based pricing:

For larger or irregularly shaped items, Royal Mail charges based on the size of the item. They have different size bands, and the price increases as the size increases. For example:

Combination of weight and size:

For items that are both heavy and large, Royal Mail charges based on a combination of weight and size. For example:

Special services:

Royal Mail also offers special services, such as tracked and signed-for delivery, which incur additional fees. These services are typically charged based on the weight and size of the item, as well as the level of service required.

It's worth noting that Royal Mail has different pricing structures for different types of mail, such as letters, large letters, and parcels. Additionally, prices may vary depending on the destination and the level of service required.