Should I check the MOT history before buying a 2021 Suzuki Vitara Sz4 Boosterjet MHEV?

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 Suzuki Vitara Sz4 Boosterjet MHEV?

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 Suzuki Vitara Sz4 Boosterjet MHEV?

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 Suzuki Vitara Sz4 Boosterjet MHEV reliable?

Based on MOT data from 798 vehicles, the 2021 Suzuki Vitara Sz4 Boosterjet MHEV has a first-time MOT pass rate of 94.4%, 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 Suzuki Vitara Sz4 Boosterjet MHEV?

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.

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Suzuki Vitara Sz4 Boosterjet MHEV (2021)

798 real MOT outcomes analysed • 94.4% first-time pass rate

2021 Suzuki Vitara Sz4 Boosterjet MHEV

CarHunch analysed 798 real MOT records for the 2021 Suzuki Vitara Sz4 Boosterjet MHEV. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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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 Suzuki Vitara SZ4 BoosterJet MHEV is a genuinely reliable proposition, with a first-time pass rate of 92.8%—well above the UK average of 80%—and only 5.0% of vehicles ever flagged for dangerous defects, which is reassuringly low. The hybrid powertrain appears sound, with the Hybrid Electric version achieving a 92.7% pass rate.

At 26,496 miles average and 24,918 miles median, these cars are running light for their age, which partly explains the strong MOT performance. Owners report minimal failures (0.18 per vehicle) but a moderate advisory rate of 1.6 per car, suggesting minor wear items crop up rather than fundamental problems—when evaluating a used example, ask the seller for the full MOT history to spot any pattern in those advisories.

The 2021 Suzuki Vitara Sz4 Boosterjet MHEV passes its MOT first time more often than most UK vehicles (94.4% vs ~80% average) — and when it does fail, it's usually something minor and cheap to fix.

First-time pass

94.4%

UK average ~80%

Better than average

Dangerous (ever)

At least once in MOT history

Check this vehicle

Avg failures / car

0.18

Over 2.3 tests on record

Low

Typical mileage

25k

Middle half: 17k–35k

For context

✅ Good baseline reliability. A 94.4% first-time pass rate puts this well above the UK average — it's a well-sorted vehicle in this age bracket.

🔧 Expect consumable spend. An average of 1.6 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.

These stats describe 798 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.

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See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 798 Suzuki Vitara Sz4 Boosterjet MHEV cars.

Before you buy a 2021 Suzuki Vitara Sz4 Boosterjet MHEV

Based on MOT data from 798 vehicles — here's what to check.

📋 Check the full MOT history. 5% 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) (99%)	793	94.4%	0.18

Colour Breakdown

Based on 1,150 Suzuki Vitara Sz4 Boosterjet MHEV vehicles registered in the UK — across all years. From DVLA registration records.

Grey 23.1%

266

White 19.7%

227

Black 14.3%

164

Turquoise 9.9%

114

Silver 9.4%

108

Blue 7.8%

Red 7.8%

Yellow 5.9%

Cream 2%

Mileage Distribution

Most 2021 Suzuki Vitara Sz4 Boosterjet MHEV 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.

24,918

typical

17,418

low mileage

34,504

high mileage

Half of all 2021 Suzuki Vitara Sz4 Boosterjet MHEV vehicles fall between 17,418 and 34,504 miles.

Is the mileage you're seeing normal?

✓ Under 17,418 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.

✓ 17,418–34,504 miles — normal for age. This is where most 2021 Suzuki Vitara Sz4 Boosterjet MHEVs sit.

⚠ Over 46,580 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

2.3

Avg MOT tests per vehicle

0.18

Avg failures per vehicle

1.6

Avg advisories per vehicle

Other model years — Suzuki Vitara Sz4 Boosterjet MHEV: All Vitara Sz4 Boosterjet MHEV years → Which year to buy? →

2020

Or browse all models: Suzuki →

Compare with another model

See how the 2021 Suzuki Vitara Sz4 Boosterjet MHEV stacks up against a rival.

A solid choice — agree?