Marcos Mantis
1971–1972

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Market value · recent verified sales
MSRP
—
Collectibility
10/10
Holy Grail
3-Year Forecast
$0
+16%
5-Year Forecast
$0
+21%
Market scores
30
Desirability
Illiquid
10
Liquidity
Moderate
50
Resale Outlook
Marque analyst note
The Marcos Mantis occupies an extraordinary position in the classic-car market as a Holy Grail collectible, yet it remains virtually absent from transaction data—no sales have been tracked in the Australian market over the past twelve months and no active listings are currently recorded.
With only 32 examples built worldwide, the Mantis represents one of the most exclusive British sports cars ever produced, placing it firmly in the rarefied territory of appreciating classics where scarcity alone commands respect among serious collectors. The car's production rarity ensures fundamental desirability among enthusiasts, though current market appetite in Australia appears dormant.
The illiquidity classification reflects the practical reality of trading Holy Grail machines: transactions are sparse, highly negotiated affairs between private parties rather than regular market events. Buyers and sellers of a Mantis should expect extended search periods and limited comparable data to anchor pricing discussions.
Base projections suggest modest appreciation potential over both three and five-year horizons, with estimated gains of 15.5 percent and 21 percent respectively, though these figures carry inherent uncertainty given the absence of recent Australian transaction history. The outlook remains tied to broader British-car collecting trends and international demand, since domestic trading frequency provides little predictive value.
Without recent sales activity or active inventory in Australia, prospective participants should rely on specialist UK and European market sources for contemporary pricing reference and condition benchmarking. The Mantis's collectibility tier is assured by its scarcity, but practical market engagement will require patience and likely cross-border networks.
Depreciation Benchmark
- Segment average+3.0 to +9.5%/yr
Est. Annual Ownership Costs
- Insurance (agreed value)$450
- Maintenance$900
- Storage$2,400
- Depreciation— (appreciating)
- Total annual cost$3,750
Market Liquidity
- Active Listings0
- Sales Last 12 Months0
Market Snapshot
- Active Listings0
- Avg Sale Price—
- Avg Mileage at Sale—
- Recent Price Range—
- Total Sales Tracked0
Recent sales
Indicative only — not investment advice. Past performance is not a reliable indicator of future value.