Audi A4 TDI Concept e unveiled in Paris
October 3, 2008 by George Skentzos
Audi has added to the long list of manufacturers producing dedicated ultra-efficient model lines with the launch of the Audi A4 TDI Concept e at the Paris Auto Show.
Every facet of this new model down to the smallest detail has been designed to yield maximum fuel efficiency and reduce emissions.
As a result, this new concept uses just 3.99 litres of fuel per 100 kilometres and CO2 output of only 105 grams per km, figures usually associated with ultra-efficient diesel-powered small cars.
The A4 TDI Concept e is powered by a 2.0-litre direct injection diesel engine which develops 88kW and a constant 290Nm.
This engine features a comprehensive list of additional efficient technologies – from soft springs on the intake valves to a new thermal management system – to optimise fuel consumption.
Whilst not exactly brisk, the A4 Concept e still manages a modest 0 to 100 km/h time of 10.7 seconds and tops out at 206 km/h.
Not to be mistaken for a hybrid, it also features an energy recuperation system which stores power from braking into an absorbent glass mat battery.
This in turn is then used as part of the stop/start system which also reduces the load placed on the alternator.
Audi plans to expand its ‘e’ model line in the near future and start putting further technologies from its modular efficiency assembly into production.
Tags: Audi A4, Audi A4 TDI Concept



Hang on, it’s lean, green and looks like an Audi (read very good)and it’s not a Hybrid. How can they do this?? I thought everything that was going the way of a eco friendly had to be Hybrid or plug-n-play?
prius killer!!!
plug n play is the best way forward coz we’re centralising energy creation which is very efficient. But batteries are crap and if they’re anything like laptops (which they are) can burst into flames faster than u can say liquified Petroleum Gas. I think GM has the right approach as its future cars are “flex-fuels” which can take in diesel, petrol, hydrogen, biofuel, lpg and electricity.
Hydrogen by the way is essentially the same thing as plug and play coz we’re centralising energy creation to the most efficient producer (massive power plants) we have.
“But batteries are crap and if they’re anything like laptops (which they are) can burst into flames faster than u can say liquified Petroleum Gas.”
Or Dell.
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Well thats all well and good but the Audi A1 Sportback yesterday still used 3.9 litres per 100kms and needed a hybrid system. Surely an Audi A1 with this technology could get down to about 1-2 litres per 100kms? Would have been a better concept I think…
Wow amazing fuel consumption for such large car..
Ah Ha. the diesel does it again. Pretty good considering a meduim sized car can get that sort of returns. Perhaps not a competitor direct against a Prius as its too expensive. How do all the diesel critics feel now.
That’s more like.. I think the new A4 petrol version is already something that will keep most premium car manufacturers worried for a while… AUDI have just lifted their game further and positioned them into a very strong position.
that’s fantastic if it exists. is t an actual, or a concept (ie. pipe dream)? I just thought of a concept car that uses 1L/1000km, wow!
well of all the companies, Hyundai’s apparently doing a hybrid diesel!!! imagine that, a Sonata or Santa Fe doing 3 liters a hundred. Wad energy crisis ay??