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Vauxhall Combo vs Toyota Aygo: Insurance Risk Comparison

Gera Risk Comparison Delta (GRCD): +31 pts Vauxhall Combo is riskier by 31 index points. MOT fail-rate difference: +22.8 pp. From 26,016,787 DVSA MOT tests (2016, OGL v3.0).

Which is riskier to insure — the Vauxhall Combo or the Toyota Aygo?

The Vauxhall Combo (GVRI 54/100) is 31 index points riskier than the Toyota Aygo (GVRI 23/100) according to the Gera Risk Comparison Delta — a 22.8 percentage-point difference in MOT fail rates from 2016 DVSA data. UK fleet average GVRI: 37/100. Source: DVSA Anonymised MOT data (2016), OGL v3.0.

Source:DVSA Anonymised MOT Test Results — DfT·as of 2016updated annually (last: )
Gera Risk Comparison Delta+31 ptsVauxhall Combo (GVRI 54/100) vs Toyota Aygo (GVRI 23/100). Source: DVSA MOT 2016, OGL v3.0.How this index is calculated

Vauxhall Combo vs Toyota Aygo: side-by-side risk data (2016)

Vauxhall Combo vs Toyota Aygo — DVSA MOT 2016 (OGL v3.0)
MeasureVauxhall ComboToyota AygoDifference (A − B)
Gera Vehicle Risk Index (GVRI)54/10023/100+31 pts
Risk bandModerate RiskLow RiskVauxhall Combo riskier
MOT fail rate38.1%15.3%+22.8 pp
MOT tests in dataset118,390111,853
Failed tests45,07417,110
Avg defect severity1.051.051=std, 3=dangerous
vs UK fleet GVRI (37/100)+17 pts above avg-14 pts below avg

GRCD = GVRI(A) − GVRI(B). GVRI = 0.6 × MOT_fail_rate + 0.4 × avg_defect_severity_norm, 0–100. Class-4 (car) normal tests only. N ≥ 30. Source: DVSA MOT 2016, OGL v3.0.

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Get insurance quotes for the Toyota Aygo — lower-risk by 31 GVRI points

The Toyota Aygo (GVRI 23/100) is 31 index points lower-risk than the Vauxhall Combo from DVSA MOT data. GeraSure is building data-driven insurance comparison using real GVRI data. Join the waitlist to see what that means for your premium.

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Vauxhall Combo vs Toyota Aygo insurance risk: frequently asked questions

What is the Gera Risk Comparison Delta for the Vauxhall Combo vs Toyota Aygo?
The Gera Risk Comparison Delta (GRCD) for the Vauxhall Combo vs Toyota Aygo is +31 index points, computed from GVRI(Vauxhall Combo) = 54/100 and GVRI(Toyota Aygo) = 23/100. The Vauxhall Combo is the higher-risk model by 31 GVRI points based on DVSA MOT 2016 data (OGL v3.0).
What is the Vauxhall Combo GVRI?
The Vauxhall Combo Gera Vehicle Risk Index (GVRI) is 54/100 (Moderate Risk), with a MOT fail rate of 38.1% from 118,390 class-4 DVSA MOT tests in 2016. The UK fleet average GVRI is 37/100.
What is the Toyota Aygo GVRI?
The Toyota Aygo Gera Vehicle Risk Index (GVRI) is 23/100 (Low Risk), with a MOT fail rate of 15.3% from 111,853 class-4 DVSA MOT tests in 2016. The UK fleet average GVRI is 37/100.
Which is cheaper to insure, the Vauxhall Combo or Toyota Aygo?
Based on DVSA MOT data, the Toyota Aygo (GVRI 23/100, Low Risk) has a lower modelled insurance risk than the Vauxhall Combo (GVRI 54/100) by 31 index points — a 22.8 percentage-point MOT fail-rate difference. However, actual premiums also depend on driver age, no-claims bonus, postcode, annual mileage and policy type.
How is the GRCD calculated?
GRCD = GVRI(Car A) − GVRI(Car B). GVRI = 0.6 × MOT_fail_rate + 0.4 × avg_defect_severity_norm, min-max scaled 0–100. All inputs are from the DVSA Anonymised MOT Test Results dataset (2016, OGL v3.0). Only make+model combinations with N ≥ 30 tests are included. Full methodology is on the Gera Risk Comparison Delta methodology page.

Methodology

The Gera Risk Comparison Delta for Vauxhall Combo vs Toyota Aygo is the difference between their GVRI scores: GRCD = GVRI(Vauxhall Combo) − GVRI(Toyota Aygo) = 54 23 = +31 pts. GVRI = 0.6 × MOT_fail_rate + 0.4 × avg_defect_severity_norm, min-max scaled 0–100, from DVSA Anonymised MOT Tests (class-4, 2016, OGL v3.0). Full formula and verification steps on the methodology page.

Contains public sector information published by Driver and Vehicle Standards Agency (DVSA) and licensed under the Open Government Licence v3.0. Source: DVSA Anonymised MOT Test Results — DfT (2016, published 2016).