DPD and Royal Mail are the two most commonly used delivery services by UK eCommerce brands — and they cater to quite different needs. Choosing between them (or knowing when to use each) has a direct impact on your delivery cost, customer satisfaction, and returns rate.
Royal Mail is cheaper for small, lightweight parcels. Their Small Parcel and Large Letter formats cover the majority of lightweight products at rates that are difficult for private couriers to match. For anything under 2kg and within standard dimensions, Royal Mail is typically the most cost-effective option.
DPD becomes competitive — and often cheaper on a like-for-like service basis — for parcels over 2kg, or when you need guaranteed next-day delivery with a tracked, 1-hour window. For a 5kg parcel needing next-day tracked delivery, DPD is generally better value than Royal Mail's equivalent Special Delivery service.
Royal Mail's standard tracked services (Tracked 24 and Tracked 48) are reliable but not guaranteed — "Tracked 24" means 93% of parcels arrive next day, not all of them. For standard, non-time-critical deliveries, the hit rate is usually acceptable. For time-sensitive orders, or where a missed-day creates a customer service issue, DPD's guaranteed next-day is more appropriate.
DPD's next-day service achieves consistently high on-time rates across UK mainland destinations. Their 1-hour delivery window system reduces missed deliveries significantly compared to all-day windows.
DPD's tracking is the best in the UK market. Real-time GPS updates, driver name and photo, 1-hour window notification, and in-flight redirection options give customers a delivery experience that drives positive reviews. Royal Mail's Tracked services provide adequate tracking with fewer touchpoints — suitable when cost matters more than experience.
PackPro routes orders through Royal Mail and DPD based on weight, service level, and destination — giving you the best rate for each shipment. View our pricing or request a quote.