Saab 99 gl vs Saab R620: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Saab 99 gl
56%
MOT pass rate · 15,388 vehicles
Saab R620
80%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Saab 99 gl (56%) and Saab R620 (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Saab 99 gl | Saab R620 |
|---|---|---|
| MOT pass rate | 56% | 80% ✓ |
| MOT failure rate | 44% | 20% ✓ |
| Faults & advisories per test | 3.0 | 0.0 ✓ |
| Dangerous-fault share | 0% | — |
| Average mileage | 135,154 mi | 1,876,865 mi |
| Sample size (vehicles) | 15,388 | 1 |
Most common faults
Saab 99 gl
- Parking brake: efficiency below requirements (3.7.B.7)
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
- Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Offside Rear fog lamp not working (1.3.2b)
- Parking brake lever has no reserve travel (3.1.6b)
Saab R620
No fault breakdown available.
Reliability FAQ
On MOT pass rate the Saab 99 gl (56%) and Saab R620 (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Saab 99 gl report Full Saab R620 report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.