Best Mercedes-Benz 300SEL 6.3 Year to Buy
There is no single best Mercedes-Benz 300SEL 6.3 year: the right one depends on your budget and what you want from the car. Across 93 verified sales, the 1970 is the most affordable at $41,223 and trades most often (39 verified sales). The 1971 has held its value best, now worth 5 times its original MSRP.
Data: DriveIndex. 3 model years with at least 10 verified sales each, latest sale Oct 27, 2026. Methodology
Ranked across the 3 years with at least 10 verified sales. Years with fewer are in the table below but too thin to rank.
Mercedes-Benz 300SEL 6.3 Value by Model Year
| Year | Value | Vs. original MSRP | Verified sales | For sale |
|---|---|---|---|---|
| 1972 300SEL 6.3 | $96,300No sale since Jul 2025 | 6.5× | 7 · too few to rank | — |
| 1971 300SEL 6.3 | $73,289 | 5× | 24 | — |
| 1970 300SEL 6.3 | $41,223 | 2.8× | 39 | — |
| 1969 300SEL 6.3 | $49,400No comparable sale since Sep 2022 | 3.5× | 21 | — |
| 1968 300SEL 6.3 | $22,375No sale since Dec 2023 | 160% | 2 · too few to rank | — |
Value is DriveIndex's market value for each year, from verified sales. “Vs. original MSRP” compares it with the sticker price when new, not adjusted for inflation: 100% means it is worth exactly what it cost. Years with fewer than 10 verified sales are listed but not ranked.
Which 300SEL 6.3 year is appreciating?
The table shows what each year is worth. Pro adds the direction: the live Value Signal for every year, how confident it is, a 1–5 year projection, and every sold price behind it. Collector adds the best months to buy and an estimated market-bottom date.
Or see the best months to buy with Collector ($39.99/month), or start with a free account.
Best Mercedes-Benz 300SEL 6.3 Year: Frequently Asked Questions
What is the best Mercedes-Benz 300SEL 6.3 year to buy?
There is no single best Mercedes-Benz 300SEL 6.3 year: the right one depends on your budget and what you want from the car. Across 93 verified sales, the 1970 is the most affordable at $41,223 and trades most often (39 verified sales). The 1971 has held its value best, now worth 5 times its original MSRP. The table on this page lists every model year with its market value, its value against its original MSRP and how many have sold.
Which Mercedes-Benz 300SEL 6.3 year is the cheapest?
The 1970 Mercedes-Benz 300SEL 6.3 is the most affordable year with enough verified sales to compare, currently valued at $41,223. The most valuable is the 1971, at $73,289.
Which Mercedes-Benz 300SEL 6.3 year holds its value best?
The 1971 Mercedes-Benz 300SEL 6.3 is now worth 5 times its original MSRP of $14,785, the best of the years with enough verified sales to compare. That compares today's value with the sticker price when new, not adjusted for inflation.
How much is a Mercedes-Benz 300SEL 6.3 worth?
Depending on the model year, a Mercedes-Benz 300SEL 6.3 is worth from $41,223 to $73,289 today, based on verified sales. Mileage, condition and options move any single car's price; each year's page shows its recent sales.
Which Mercedes-Benz 300SEL 6.3 year is appreciating?
This page shows what each year is worth and how that compares with its original price. Whether each year is appreciating, stable or depreciating is DriveIndex's Value Signal, which Pro members see for every year along with a 1–5 year projection.