Continental Explains the Tires Behind VW’s Efficiency Record
Manufacturer press image: Volkswagen Mission Efficiency concept, released September 14, 2026. Concept vehicle, not for sale. Credit: Volkswagen AG, image DB2026AU00679; no individual photographer identified. Image source and free editorial-use permission; Volkswagen Newsroom terms. Resized for display.
Continental has detailed how a specially developed tire helped Volkswagen’s Mission Efficiency electric prototype reduce energy use. Its October 15, 2026 technical announcement describes targeted changes to curing and tire construction—not a newly completed record drive or a replacement tire now available in shops.
What Continental changed
The tire draws on the production EcoContact 7 but was modified for Volkswagen’s project. Continental reports rolling resistance of 4.9 kilograms per metric ton, about 25% below the threshold for the EU tire label’s top A class. That comparison concerns rolling resistance, not a 25% improvement in the vehicle’s range.
Continental says it tailored the tread compound to the tire’s structure and used different curing temperatures for different areas. In plain language, the tread and sidewall were not hardened identically. The company says this more precise process reduced energy losses as the tire rolled. These are the supplier’s technical explanations, not measurements independently repeated by Chiefs Review.
The August journey behind the announcement
The Rekord-Institut für Deutschland’s September 22 account dates the road journey to August 21–24, 2026. The prototype covered 1,278.36 kilometers from Wolfsburg through Poznań and Olomouc to Vienna, with one charging stop en route. RID says its judge Laura Kuchenbecker accompanied the entire journey, which included motorways, country roads and towns.
RID reports average consumption of 7.51 kWh per 100 kilometers including charging losses, or 6.89 kWh excluding them. Average speed was 67.72 km/h. The institute certified a consumption record for a near-production, everyday-use four-seat electric vehicle on public roads. That defined category matters: it is not an unrestricted comparison with every experimental EV.
Three consumption figures, three different meanings
Volkswagen’s September 14 presentation separately reported 6.48 kWh/100 km on an idealized drive at a constant 68 km/h, without gradients and with equipment such as air conditioning switched off. That figure should not be substituted for either road-trip result.
Including charging losses makes the 7.51 figure different from the energy consumed by the vehicle alone. Equally, a documented long-distance record is not a promise that customers will reproduce it across climates, routes and speeds.
Volkswagen identifies the prototype as a concept that is not for sale. It uses ID. Polo-related drive technology, a 54.9-kWh net battery and a body with covered rear wheels, active cooling flaps and a fully covered underside. The vehicle’s overall efficiency therefore cannot be credited to its tires alone. Neither the concept-car result nor the supplier’s announcement establishes identical performance for ordinary EcoContact 7 tires.
For Volkswagen’s commercial EV picture, see our separate report on Group deliveries and European electric-car orders.