Piston Aircraft Loans

Diamond DA42 Twin Star financing, specs & price

Diesel or Avgas, composite, efficient twin. Built 2004-present; Austro AE300 diesel (168 hp ea) or Lycoming IO-360 (180 hp ea); 4 seats; 190-knot cruise.

Piston twin Typical price $280,000–$650,000 ~$72/hr fuel

What a DA42 Twin Star costs to finance

Payment examples at three price points, using typical lender guidelines for twin-engine aircraft and a 7.75% illustrative APR. Your rate depends on credit, loan size, term and the specific airplane.

Example Price Down Loan Term Payment @ 7.75% Range @ 6.99–9.99%
Older / higher-time $280,000 20% ($56,000) $224,000 15 yrs $2,108/mo $2,012–$2,406
Mid-market (most common) $420,000 20% ($84,000) $336,000 15 yrs $3,163/mo $3,018–$3,609
Late / low-time $650,000 20% ($130,000) $520,000 15 yrs $4,895/mo $4,671–$5,585

Principal and interest only; excludes insurance, taxes and fees. Prices are typical asking ranges from our aircraft database — verify any specific airplane with Vref or Aircraft Bluebook and a pre-buy inspection. Not a quote or commitment to lend.

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DA42 Twin Star specifications & operating economics

Performance & capacity

Engine
Austro AE300 diesel (168 hp ea) or Lycoming IO-360 (180 hp ea)
Production
2004-present
Seats
4
Cruise
190 kts
Range
1225 NM
Fuel capacity
76 gal

Fuel economics (September 2026)

Fuel burn
10 gph
Fuel cost per hour
$72
Fuel cost per nautical mile
$0.38
Endurance (no reserve)
7.6 hrs
Fuel for 100 hrs/yr
$7,240

100LL at $7.24/gal (AirNav national average, September 2026). Diesel (Austro) variants burn Jet-A, usually cheaper per gallon than 100LL; figure shown uses 100LL as a conservative upper bound.

What lenders and underwriters look at on a DA42 Twin Star

  • Diesel variant (Jet-A) has limited service network in US—verify support
  • Multi-engine rating required
  • Composite pre-buy critical
  • Insurance moderate for modern twin

Pre-buy inspection focus areas

  • Diesel engine service (if AE300)
  • Composite skin condition
  • Both engine times and condition
  • Gear actuators
  • G1000 currency

Pre-buy inspections are typically paid out of pocket, not financed. See the pre-buy checklist.

Buying and owning a DA42 Twin Star

Diamond DA42 Twin Star financing FAQs

How much does a Diamond DA42 Twin Star cost?

Typical asking prices for a Diamond DA42 Twin Star run from about $280,000 for older or higher-time examples to $650,000 for late, low-time ones, with most trading near $420,000. Engine time, avionics, damage history and paint/interior drive the spread — confirm with a Vref or Aircraft Bluebook valuation and a pre-buy inspection.

What is the monthly payment on a Diamond DA42 Twin Star?

At a $420,000 purchase price with 20% down ($84,000), a $336,000 loan over 15 years is about $3,163 per month at 7.75% APR, or roughly $3,018–$3,609 across the 6.99%–9.99% range lenders published as of September 2026. Principal and interest only.

How much down payment do I need for a Diamond DA42 Twin Star?

Twin-engine aircraft typically need 15–30% down, with maximum terms of about 10–15 years, and many lenders prefer twins built in 1970 or later. Examples here use 20% down.

What does a Diamond DA42 Twin Star cost to fly per hour in fuel?

At about 10 gallons per hour and the September 2026 national average of $7.24 per gallon for 100LL, fuel alone is roughly $72 per hour, or about $0.38 per nautical mile at a 190-knot cruise. Add reserves, insurance, storage and the annual for the full picture.

Can I finance an older Diamond DA42 Twin Star?

Usually, yes. Lenders finance piston singles without a fixed age limit, though pre-1960 aircraft may need a larger down payment and shorter term, and airframes over 10,000 hours are often excluded. Complete logbooks, AD compliance and a clean pre-buy matter more than the year on an older DA42 Twin Star.

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Financing a DA42 Twin Star? Get real options.

Tell us about the airplane and your timeline. A financing specialist at Jaken Aviation shops your request across banks, credit unions and aviation lenders and comes back with real options.

  • Pre-qualification in 1–3 business days; closing typically 2–4 weeks
  • Purchase, refinance, cash-out, overhaul and avionics financing
  • Single- and twin-engine pistons, experimentals, and turbine step-ups
  • No cost to request options, and no credit check to submit this form

  1. 1. Apply & consult

    Tell us the aircraft, the price and your timeline. A specialist reviews your goals with you.

  2. 2. Get matched

    Your request goes out to a national network of banks, credit unions and specialty aviation lenders.

  3. 3. Underwriting

    Your file is packaged and submitted to the best-fit lender, typically 1–2 weeks once there is a purchase agreement.

  4. 4. Approval & closing

    We coordinate lender, escrow and seller through closing — usually 2–4 weeks from application.

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