MERCEDES S 430 (2000)
Running costs, reliability data, and common problems from 30 real MOT tests.
Annual Cost
£2,907
£242/month
MOT Pass Rate
77%
Average
Road Tax
£760
Based on CC/year
Insurance
Grp 35-50
4266cc Petrol
Check Carefully
77% pass rate, £2907/year to run. 5 points below average.
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Annual Running Costs
~30 mpg
Based on 4266cc
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 26 years old, 77% of MERCEDES S 430s from 2000 passed their MOT first time in 2026. That's based on 30 tests across the UK. The average mileage at this age is 104,625 miles.
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Mileage Analysis
104,625
Average miles
192,400
Expected for age
The average 2000 MERCEDES S 430 has 104,625 miles on the clock, which is below the expected 192,400 miles for a 26-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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About the 2000 MERCEDES S 430
The 2000 MERCEDES S 430 is a performance with a 4266cc petrol engine. 30 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 2000, the average MOT pass rate is 73%, and this model beats that benchmark.
With an average of 104,625 miles at 26 years old, MERCEDES S 430 owners tend to use this car less than the typical driver.
2000 MERCEDES S 430 Fuel Costs
The 4266cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2000 MERCEDES S 430?
Total estimated annual running cost is £2,907 (£242/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 77% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2000 MERCEDES S 430
At 26 years old, the MERCEDES S 430 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. Note: with only 30 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2000 MERCEDES S 430's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 26 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Medium riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Watch outWith an average of 105k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2000 MERCEDES S 430 stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MERCEDES S 430(2000) | 77% | £1592 | £760 | Grp 35-50 | £2907 |
| JAGUAR XK8(1998) | 81% | £1592 | £250 | Grp 35-50 | £2247-£660 |
| LAND ROVER RANGE ROVER(2001) | 80% | £1592 | £250 | Grp 35-50 | £2247-£660 |
| JAGUAR XJ(1998) | 77% | £1592 | £250 | Grp 35-50 | £2397-£510 |
| TVR CHIMAERA(1998) | 92% | £1592 | £250 | Grp 35-50 | £2097-£810 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Mercedes Models
Explore other Mercedes cars or similar models in the same category.
MERCEDES A
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MERCEDES C
2017 · 1991cc Hybrid
MERCEDES A-CLASS
2017 · 1461cc Diesel
JAGUAR XK8
1998 · 3995cc Petrol
LAND ROVER RANGE ROVER
2001 · 3950cc Petrol
JAGUAR XJ
1998 · 3980cc Petrol
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