41%
Versus the busiest S4 year
2021 has about 41% as many still registered as 2022 (about 216).
How rare is a 2021 Audi S4?
2021 Audi S4
88
still registered in Oz
Very rare
Rarer than 98% of cars still registered
How rare is yours?Oz rare cars
Rarity here means how many are still registered today — not how many were built.
About 88 Audi S4 vehicles made in 2021 were still registered in Australia on 31 January 2025. Cars made in 2021 are 6.1% of every Audi S4 still registered (about 1,450 across all years). By count, 2021 ranks 6th of 27 build years for the S4. The busiest year is 2022 (about 216 still registered); 2021 has about 41% as many. That is about 96% more than 2020. Rarer than 99% of other 2021 vehicles still registered.
At a glance
Still registered on Aussie roads · BITRE as at 31 Jan 2025
6.1%
Share of this S4 fleet
About 88 of about 1,450 S4 vehicles still registered, all years together.
51%
Registered in NSW
About 45 of about 88 are registered in NSW. State figures come from a separate BITRE table, so they can differ slightly from the national count.
Still registered, year by year: 2021 Audi S4
How many of this exact car were still registered on 31 January each year (2021–2025). Not new sales in those calendar years.
Tap a point for its count.
BITRE snapshots. Later releases can revise earlier years. Pre-2021 figures are not on this chart.
View counts as a table
| Date | Still registered |
|---|---|
| 31 Jan 2021 | About 3 |
| 31 Jan 2022 | About 64 |
| 31 Jan 2023 | About 87 |
| 31 Jan 2024 | About 85 |
| 31 Jan 2025 | About 88 |
2021 Audi S4 vs peak and average years
Above the average manufacture year for this model — tap bars for counts.
2021 S4
Peak year (2022)
Average manufacture year
Still registered counts for this model · BITRE as at 31 Jan 2025
S4 manufacture years by registered count
Manufacture years for the S4, with your year highlighted. Tap a bar for its count.
You
View counts as a table
| Year made | Still registered |
|---|---|
| 1993 | About 3 |
| 1995 | About 3 |
| 1998 | About 3 |
| 1999 | About 6 |
| 2000 | About 21 |
| 2001 | About 16 |
| 2002 | About 4 |
| 2003 | About 6 |
| 2004 | About 33 |
| 2005 | About 36 |
| 2006 | About 12 |
| 2009 | About 69 |
| 2010 | About 76 |
| 2011 | About 54 |
| 2012 | About 46 |
| 2013 | About 29 |
| 2014 | About 54 |
| 2015 | About 29 |
| 2016 | About 18 |
| 2017 | About 155 |
| 2018 | About 122 |
| 2019 | About 119 |
| 2020 | About 45 |
| 2021 | About 88 |
| 2022 | About 216 |
| 2023 | About 149 |
| 2024 | About 35 |
2021 Audi S4 registrations by state
Where these still-registered vehicles are recorded by state/territory
NSW
VIC
QLD
WA
SA
TAS
ACT
NT
Tap a bar for its count.
View counts as a table
| State | Still registered |
|---|---|
| NSW | About 45 |
| VIC | About 21 |
| QLD | About 11 |
| WA | About 6 |
| SA | Not published |
| TAS | Not published |
| ACT | About 4 |
| NT | Not published |
Most common colour: Black
Victorian registrations of this model, all years. National colour isn’t published.
Power / fuel
Fuel mix isn’t published for this car.
What a fill might cost· tap to enter your postcode
A typical sedan tank is about 60 L — edit if you know yours.
Estimate only. Nearby pump prices from public fuel-price feeds. Not a valuation.
How likely are you to spot one?
About 159,000 cars
Watch this many cars go by and it’s a 50-50 chance one is a 2021 Audi S4.
Spot a 2021 Audi S4Under 1%
Spot any Audi S4, any yearAbout 4%
A rough guide, based on official registration numbers.
Questions about the 2021 Audi S4
- How does 2021 rank among S4 build years?
- 6th of 27 build years by count. About 88 still registered in Australia.
- How many S4 vehicles still registered were made in 2021?
- 6.1% — about 88 of about 1,450 across all years.
- How rare is it among all 2021 cars still registered?
- Rarer than 99% of other 2021 vehicles still registered.
- Which manufacture year has the most S4 still registered?
- 2022. The model page has every build year side by side.
- Which states have the most registered?
- NSW (About 45); VIC (About 21). State figures come from a separate BITRE table, so they can differ slightly from the national count.
Based on BITRE Road Vehicles Australia, January 2021–2025 (CC BY 3.0 AU; the January 2024 release is CC BY 2.5 AU). Colour: Victorian Department of Transport and Planning, Whole Fleet Vehicle Registration Snapshot by Model, Q4 2024 (CC BY 4.0). Oz rare cars is not affiliated with or endorsed by BITRE, the Australian Government or the Victorian Government. Registration counts are not sales, not a valuation, and not advice. Method