What’s faster, S4 or A6?
The s4 has an acceleration time of 4. A6 has an acceleration time of 6. Both the 2021 audi s4 and audi a6 come with quattro® all-wheel drive with ultra technology. The audi s4 is more reliable while it may seem counter-intuitive, based on either traditional logic or the history of previous generations of audi a4 and s4 models, the higher-performance b8/b8. S4 3. T has shown to be a more reliable car.