Seat

Seat Ibiza S (1999)

562 real MOT outcomes analysed • 68.3% first-time pass rate

1999 Seat Ibiza S

CarHunch analysed 562 real MOT records for the 1999 Seat Ibiza S. 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

This 1999 SEAT IBIZA S is a serious reliability concern: only 35.2% pass their MOT first time, less than half the UK average of 80%, and nearly two-thirds will need work before they're legal again. The dangerous defect rate of 5.5% is relatively modest, but with an average of 0.9 failures and 2.1 advisories per vehicle, these cars are ageing badly across multiple systems.

At 70,600 miles median, these Ibizas have covered reasonable distance for their age, yet they're failing MOT at a rate that suggests either hard use or deferred maintenance. If you're considering one, budget for immediate repairs, insist on a pre-purchase inspection, and factor in regular remedial work—this isn't a car to buy cheap and ignore.

The 1999 Seat Ibiza S has a below-average first-time pass rate (68.3% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.

⚠️ Around 1 in 20 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
68.3%
UK average ~80%
Below average
Dangerous (ever)
5.5%
At least once in MOT history
Check this vehicle
Avg failures / car
0.9
Over 3.1 tests on record
Moderate
Typical mileage
71k
Middle half: 59k–84k
For context
⚠️ Below average. More vehicles in this cohort fail their first MOT than typical. Scrutinise this vehicle's history — look for recurring issues, not just the latest result.
🔧 Expect consumable spend. An average of 2.1 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.
🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 562 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.

Buyer beware — pass it on

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 562 Seat Ibiza S cars.

UK

Before you buy a 1999 Seat Ibiza S

Based on MOT data from 562 vehicles — here's what to check.

  • 📋 Check the full MOT history. 5.5% 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 ClickMechanic
  • 📄 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 carVertical Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (99%) 556 68.3% 0.89

Colour Breakdown

Based on 1,671 Seat Ibiza S vehicles registered in the UK — across all years. From DVLA registration records.

Red 26.2%
437
Blue 20.2%
337
Grey 16.9%
283
Green 12.9%
216
Black 12.3%
205
White 5.2%
87
Silver 3.1%
51
Yellow 2.8%
46
Purple 0.5%
9

Mileage Distribution

Most 1999 Seat Ibiza S 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.

70,646
typical
58,694
low mileage
83,549
high mileage

Half of all 1999 Seat Ibiza S vehicles fall between 58,694 and 83,549 miles.

Is the mileage you're seeing normal?
Under 58,694 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.
58,694–83,549 miles — normal for age. This is where most 1999 Seat Ibiza Ss sit.
Over 112,791 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

3.1
Avg MOT tests per vehicle
0.9
Avg failures per vehicle
2.1
Avg advisories per vehicle
Other model years — Seat Ibiza S: All Ibiza S years → Which year to buy? →
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Buyer beware — pass it on