Picking between time charter and buying outright is a cash-flow chess match. Freight cycles, asset values, financing terms, and your route mix all change the math. The right choice compounds returns; the wrong one locks in costs. Below is a fast, visual way to frame the decision before we run numbers in the calculator.
Ship Charter vs. Purchase — Framing the Decision
Use this quick lens to clarify tradeoffs, then jump into the calculator.
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Time Charter
Best when
Cash conservation is a priority
Freight outlook is uncertain or short-term
Fleet flexibility matters more than asset upside
Cash-flow profile
Fixed hire + opex variances
Lower upfront cash, predictable monthly outlay
No residual value risk
Risks to watch
Hire escalation and off-hire exposure
Limited control on spec and upgrades
Opportunity cost if asset prices rally
Key KPI
Break-Even TCE
Focus
Hire vs. Spot Spread
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Purchase (Newbuild / S&P)
Best when
Balance sheet can support capex
Longer-term employment visibility
You want control over spec and retrofits
Cash-flow profile
Upfront equity + debt service + opex
Exposure to residual value and market cycles
Potential upside from asset appreciation
Risks to watch
Interest rate and refinancing risk
Idle time if markets soften
Capex creep on upgrades and class
Key KPI
IRR / NPV
Focus
Residual Value & Cycle
Tip: Have your daily opex, financing terms, expected TCE, and holding period ready. The calculator will compare cash flow, break-even TCE, IRR, and payback across scenarios.
Ship Universe — Charter vs Buy Calculator
Enter your assumptions below. We’ll compare cash flow, NPV, IRR, payback, and total charter cost side-by-side, then estimate a break-even TCE for owning.
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Purchase Inputs
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Time Charter Inputs
Note: TCE is revenue net of voyage costs (fuel, port, canal) on a time-charter basis. Comparing TCE to charter hire is a clean spread view.
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Horizon & Discounting
Purchase — IRR / NPV / Payback
Charter — Total Cost & Spread
Decision Aids
Year-by-Year Cash Flow Comparison
Year
Purchase EBITDA
Debt Service
Maint. Capex
Free Cash Flow
Charter Spread (TCE-Hire)
Charter Cash Flow
Calculations are simplified and for planning purposes only. Always validate with your finance team and lender covenants.
When we stack charter and purchase side-by-side, the numbers tell a clearer story than gut feel alone. Markets shift, hire rates spike, and asset values rise or fall, but with this calculator, we’ve got a way to strip it back to pure economics before we commit. We’ve run the math; now you can, too, and make your next vessel decision with confidence.
