View the Royal Mail Special Delivery Guaranteed by 1pm with Saturday Guarantee 2025 prices below. This is a guaranteed timed service that is ideal for valuable or important items that have to be there tomorrow. Compare the stamp and Mailmark prices for this service and see how a Mailmark franking machine can benefit you. Also see our Postage Rates 2025 Chart effective 6th October 2025.
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Royal Mail Special Delivery Guaranteed by 1pm® with Saturday Guarantee* 2025 – Stamp Prices | |||
|---|---|---|---|
Compensation for loss or damage | |||
Weight up to and including | £750 | £1,000 | £2,500 |
100g | £14.10 | £17.70 | £26.10 |
500g | £15.30 | £18.90 | £27.30 |
1kg | £16.50 | £20.10 | £28.50 |
2kg | £20.70 | £24.30 | £32.70 |
10kg | £27.90 | £31.50 | £39.90 |
20kg | £32.70 | £36.30 | £44.70 |
Royal Mail Special Delivery Guaranteed by 1pm® with Saturday Guarantee* 2025 – Mailmark Franking Prices | |||
|---|---|---|---|
Compensation for loss or damage | |||
Weight up to and including | £750 | £1,000 | £2,500 |
100g | £14.10 | £17.70 | £26.10 |
500g | £15.30 | £18.90 | £27.30 |
1kg | £16.50 | £20.10 | £28.50 |
2kg | £20.70 | £24.30 | £32.70 |
10kg | £27.90 | £31.50 | £39.90 |
20kg | £32.70 | £36.30 | £44.70 |
Prices include VAT at the current rate of 20%
*Exceptions and restrictions apply to every Special Delivery Guaranteed service.
Prices for Special Delivery Guaranteed service with consequential loss cover are available online. Please visit royalmail.com/specialdelivery
View a complete list of the Royal Mail Postage Rates 2025 here.
As you can see, using a Mailmark franking machine will save businesses more during 2025. If you do not own a Mailmark franking machine and wish to make the switch from stamps, click here to view our range of Mailmark franking machines and get an instant quote. Or why not book a 15 minute franking machine fact-finding slot with our Business Postal Consultants. Click here to book your slot.