Resale Value Curve — 20 t Excavator
Estimated market value of a 20 t excavator at any age/hours (exponential retention model).
Mid-size excavators hold value unusually well — the 'Toyota Camry of iron'. Auction retention near 28% at 10,000 hours assumes original undercarriage logic: a fresh undercarriage at sale adds back real money.
Formula
Note: Model fit to typical auction retention curves — actual value is set by the market on the day. Get a real appraisal before financial decisions.
Disclaimer: This tool is for general informational and estimation purposes only and is not professional financial, tax, accounting or legal advice. All figures are estimates — verify with a qualified professional before making decisions. Read the full disclaimer.
Estimated market value of a 20 t excavator at any age/hours (exponential retention model). A free heavy equipment depreciation & ownership cost tool — no sign-up, no upload, instant results in your browser.
About Resale Value Curve — 20 t Excavator
Resale Value Curve — 20 t Excavator computes the governing relationship V = P × [0.45e^(−0.12·age) + 0.55e^(−0.9·hrs/life)] × condition live as you type. Mid-size excavators hold value unusually well — the 'Toyota Camry of iron'. Auction retention near 28% at 10,000 hours assumes original undercarriage logic: a fresh undercarriage at sale adds back real money. Defaults are pre-filled with realistic values for this exact scenario, and the worked example substitutes your numbers step by step so the math is never a black box.
How to use Resale Value Curve — 20 t Excavator
- 1Enter your values — Price when new, Age, Hours on the meter, Typical life and more (sensible defaults are pre-filled).
- 2Read the live results: Estimated value, Retention.
- 3Check the "with your numbers" line to see V = P × [0.45e^(−0.12·age) + 0.55e^(−0.9·hrs/life)] × condition substituted step by step.
- 4Adjust inputs until the scenario matches yours, then copy or share the result.
Why use Resale Value Curve — 20 t Excavator?
- ✓Instant, free and private — every calculation runs client-side in your browser; nothing is uploaded
- ✓Built on the stated formula V = P × [0.45e^(−0.12·age) + 0.55e^(−0.9·hrs/life)] × condition with authoritative sources cited on the page (AEM / EquipmentWatch cost evaluation methods; Ritchie Bros. / auction market data methodology)
- ✓Mid-size excavators hold value unusually well — the 'Toyota Camry of iron'.
- ✓Niche-specific defaults give a meaningful worked answer the moment the page loads
Frequently asked questions
What formula does the resale value curve — 20 t excavator use?+
It evaluates V = P × [0.45e^(−0.12·age) + 0.55e^(−0.9·hrs/life)] × condition, exactly as published. Sources: AEM / EquipmentWatch cost evaluation methods; Ritchie Bros. / auction market data methodology. The substituted worked example on the page lets you verify every step against the textbook.
How should I read the result — and how far can I trust it?+
Mid-size excavators hold value unusually well — the 'Toyota Camry of iron'. Model fit to typical auction retention curves — actual value is set by the market on the day. Get a real appraisal before financial decisions.
When is this calculator the right tool for the job?+
Estimated market value of a 20 t excavator at any age/hours (exponential retention model). A free heavy equipment depreciation & ownership cost tool. Auction retention near 28% at 10,000 hours assumes original undercarriage logic: a fresh undercarriage at sale adds back real money. For neighbouring scenarios, the related tools below cover the same engine with different presets.
Do I need to install anything or create an account?+
No. The tool is pure client-side JavaScript: open the page and it works, offline once loaded, with no account, no quota and no data leaving your device.
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