Whereas the old 2.1 - litre unit suffers from some vibration and a lot of that typical
diesel clatter under hard throttle, the new all - aluminium 1,950 cc motor is noticeably smoother across the revs.
Not exact matches
At idle, the
diesel clatter is almost nonexistent, but
under any kind of acceleration, it makes itself heard.
How It Drives Luxury - car owners don't want to hear typical
diesel engine
clatter, feel harsh vibrations through the seat and steering wheel, or poke along the road like there's a mouse turning a wheel
under the hood.
At idle, the more powerful iteration of the 2.2 - litre unit emits nothing more than a muted
clatter, while
under load the soundtrack is more petrol than
diesel.
There's also slightly more
diesel clatter from the engine than some competitors
under light throttle.
In fact, none of the typical
diesel clatter could be heard inside the cabin, even
under hard acceleration.
At low speeds and
under load, typical
diesel clatter intruded, but without the racket of similarly priced
diesel passenger cars from some other brands.
The Hybrid is the best Q50 in the range for interior refinement, with none of the
clatter of the
diesel engine, near - silent running at low speeds and a smooth hum
under acceleration.