Should I check the MOT history before buying a 2021 Audi Q3 S Line 45 TFSI E 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 S Line 45 TFSI E 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 S Line 45 TFSI E 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 S Line 45 TFSI E S A reliable?

Based on MOT data from 252 vehicles, the 2021 Audi Q3 S Line 45 TFSI E S A has a first-time MOT pass rate of 96.8%, 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 S Line 45 TFSI E 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 S Line 45 TFSI E S A (2021)

252 real MOT outcomes analysed • 96.8% first-time pass rate

2021 Audi Q3 S Line 45 TFSI E S A

CarHunch analysed 252 real MOT records for the 2021 Audi Q3 S Line 45 TFSI E 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 MOT Averages Colour Breakdown Compare Models

The 2021 Audi Q3 S Line 45 TFSI E is a strikingly reliable performer, with a 96.1% first-time MOT pass rate that sits 16 percentage points above the UK average—this hybrid electric model demonstrates excellent build quality and durability. Dangerous defects are virtually non-existent at just 1.2% of vehicles, so safety isn't a concern here.

At 26,711 miles median mileage, these cars are running relatively lightly for their age, and the minimal failure rate of 0.1 per vehicle confirms they're holding up well. The average of 1.5 advisories per test suggests minor wear items rather than systemic problems—if you're considering one, a pre-purchase inspection should focus on the hybrid battery and charging system health rather than the mechanical fundamentals.

We have limited data for the 2021 Audi Q3 S Line 45 TFSI E S A — treat the figures below as indicative rather than definitive.

First-time pass

96.8%

UK average ~80%

Better than average

Dangerous (ever)

1.2%

At least once in MOT history

Check this vehicle

Avg failures / car

0.1

Over 2 tests on record

Low

Typical mileage

27k

Middle half: 19k–38k

For context

These stats describe 252 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 252 Audi Q3 S Line 45 TFSI E S A cars.

Before you buy a 2021 Audi Q3 S Line 45 TFSI E S A

Based on MOT data from 252 vehicles — here's what to check.

📋 Check the full MOT history. 1.2% 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
Hybrid Electric (Clean) (100%)	251	96.8%	0.1

Colour Breakdown

Based on 1,756 Audi Q3 S Line 45 TFSI E S A vehicles registered in the UK — across all years. From DVLA registration records.

Grey 36.8%

647

Black 23.3%

410

Blue 22.3%

392

White 13.3%

234

Red 2.1%

Silver 1.1%

Orange 1%

Mileage Distribution

Most 2021 Audi Q3 S Line 45 TFSI E 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.

26,711

typical

19,122

low mileage

37,742

high mileage

Half of all 2021 Audi Q3 S Line 45 TFSI E S A vehicles fall between 19,122 and 37,742 miles.

Is the mileage you're seeing normal?

✓ Under 19,122 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.

✓ 19,122–37,742 miles — normal for age. This is where most 2021 Audi Q3 S Line 45 TFSI E S As sit.

⚠ Over 50,951 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

MOT History Averages

Avg MOT tests per vehicle

0.1

Avg failures per vehicle

1.5

Avg advisories per vehicle

Other model years — Audi Q3 S Line 45 TFSI E S A: All Q3 S Line 45 TFSI E S A years → Which year to buy? →

2022 2023 2024

Or browse all models: Audi →

Compare with another model

See how the 2021 Audi Q3 S Line 45 TFSI E S A stacks up against a rival.

A solid choice — agree?