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ATR · AT44

ATR 42-400 specs, size & range

The ATR 42-400 (ICAO code AT44) is a landplane with 2 turboprop engines in the medium wake-turbulence category. It is a 24.4 m wingspan and a maximum take-off weight of 17,900 kg.

Landplane with 2 turboprop engines Wake category: Medium Turboprops
ATR 42-400
Photo: Jerry Gunner · source · CC BY 2.0

42-400 specifications

Wingspan
24.38 m (80.0 ft)
#84 of 128 →
Max take-off weight
17,900 kg (39,463 lb)
#84 of 116 →
Max landing weight
17,600 kg (38,801 lb)
Max zero-fuel weight
16,300 kg
Max ramp weight
18,070 kg
Approach speed
104 kn (193 km/h)
#117 of 222 →

Official type certificate →

Models & engines

ModelEnginesCertified
ATR 42-400Pratt & Whitney Canada PW121A27 Feb 1996

The ATR 42-400 is a landplane with 2 turboprop engines built by ATR. Air-traffic control and flight-tracking sites identify it by the ICAO type code AT44. It belongs to the medium wake-turbulence category.

42-400 size and dimensions

The 42-400 is has a wingspan of 24.38 m.

42-400 weight and fuel

The maximum take-off weight is 17,900 kg (39,463 lb) and it may land at up to 17,600 kg — 98% of take-off weight. Among turboprops it ranks #9 of 13 by weight. Without fuel it may weigh at most 16,300 kg, leaving up to 1,600 kg for fuel at maximum take-off weight.

42-400 speed and range

On final approach it flies at around 104 knots (193 km/h).

42-400 models and engines

Our database lists 1 certified model of the 42-400: ATR 42-400. The first was certified in February 1996. Engines come from Pratt & Whitney Canada.

Aircraft similar to the 42-400

Comparable turboprops include Antonov An-8, Antonov An-32, Douglas DC-3 (turbine) and Antonov An-26.

Frequently asked questions

What is the ICAO code of the ATR 42-400?

AT44 — the code used in flight plans and on flight-tracking sites.

How big is the ATR 42-400?

Wingspan 24.38 m.

Which engines does the ATR 42-400 use?

Pratt & Whitney Canada PW121A.

Data: What is flying? database (ODbL 1.0). Live traffic: adsb.lol (ODbL). Photos under their Creative Commons licences, credited above.