Should I check the MOT history before buying a 2021 Audi Q3 Sport 35 TDI Quattro S A?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 2021 Audi Q3 Sport 35 TDI Quattro S A?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 2021 Audi Q3 Sport 35 TDI Quattro S A?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

Is the 2021 Audi Q3 Sport 35 TDI Quattro S A reliable?

Based on MOT data from 207 vehicles, the 2021 Audi Q3 Sport 35 TDI Quattro S A has a first-time MOT pass rate of 93.8%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

Do I need an HPI check when buying a 2021 Audi Q3 Sport 35 TDI Quattro S A?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

CarHunch

Get Started

Audi Q3 Sport 35 TDI Quattro S A (2021)

207 real MOT outcomes analysed • 93.8% first-time pass rate

2021 Audi Q3 Sport 35 TDI Quattro S A

CarHunch analysed 207 real MOT records for the 2021 Audi Q3 Sport 35 TDI Quattro S A. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
Which year to buy? →

On this page

AI Analysis Reliability Overview Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

This 2021 Audi Q3 is a genuinely reliable performer, with a 92% first-time pass rate that sits well ahead of the UK average of 80%—and with only 10.6% of vehicles ever flagged for dangerous defects, it's a safe choice. The diesel engine has proven consistent across the cohort, maintaining that same 92% pass rate.

At a median mileage of 31,747 miles for a three-year-old car, these examples show typical wear patterns, and the low average of 0.22 failures per vehicle confirms most pass without issues. You'll likely pick up minor advisories (averaging 1.9 per test), but if you're shopping for one, a pre-purchase inspection by a VAG specialist will quickly identify any that need attention before you buy.

We have limited data for the 2021 Audi Q3 Sport 35 TDI Quattro S A — treat the figures below as indicative rather than definitive.

⚠️ About 1 in 12 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.

First-time pass

93.8%

UK average ~80%

Better than average

Dangerous (ever)

10.6%

At least once in MOT history

Check this vehicle

Avg failures / car

0.22

Over 2.3 tests on record

Low

Typical mileage

32k

Middle half: 23k–42k

For context

These stats describe 207 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

A solid choice — agree?

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 207 Audi Q3 Sport 35 TDI Quattro S A cars.

Before you buy a 2021 Audi Q3 Sport 35 TDI Quattro S A

Based on MOT data from 207 vehicles — here's what to check.

📋 Check the full MOT history. 10.6% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection →
📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Diesel (100%)	206	93.8%	0.22

Colour Breakdown

Based on 235 Audi Q3 Sport 35 TDI Quattro S A vehicles registered in the UK — across all years. From DVLA registration records.

Blue 29.8%

Black 22.1%

Grey 19.1%

White 14.9%

Orange 4.7%

Silver 4.7%

Red 4.7%

Mileage Distribution

Most 2021 Audi Q3 Sport 35 TDI Quattro S A vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

31,747

typical

22,756

low mileage

42,352

high mileage

Half of all 2021 Audi Q3 Sport 35 TDI Quattro S A vehicles fall between 22,756 and 42,352 miles.

Is the mileage you're seeing normal?

✓ Under 22,756 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.

✓ 22,756–42,352 miles — normal for age. This is where most 2021 Audi Q3 Sport 35 TDI Quattro S As sit.

⚠ Over 57,175 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2021 Audi Q3 Sport 35 TDI Quattro S A — Still on the Road

Almost all 2021 Audi Q3 Sport 35 TDI Quattro S As are still on the road.

Strong survival — 199 vehicles still getting MOTs in 2025, 100% of the peak.

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2023–2025.

MOT History Averages

2.3

Avg MOT tests per vehicle

0.22

Avg failures per vehicle

1.9

Avg advisories per vehicle

Compare with another model

See how the 2021 Audi Q3 Sport 35 TDI Quattro S A stacks up against a rival.

A solid choice — agree?