메모 - T900 vs GP7000

T900
Overall Length (mm) 5477.5
Maximum Diameter (mm) 3944
Dry engine weight (kg) 6246

Length - tip of spinner minus rubber tip to Tail Bearing Housing Plug Mount Flange

Diameter - around centre line, inc. VFG Cooler, not including drains mast. 
Not including fluids and Nacelle EBU


GP7000

Overall Length (Fan Spinner to Aft Flange) 4920mm

Nominal Diameter (Fan Case) 3143mm
Weight (dry): 6718 kg

The engine dry weight is defined as the dry weight of the basic engine with Engine Alliance supplied

engine build-up (EBU) components. The Engine Alliance supplied EBU includes: hydraulic filter and

pressure switch, intermediate pressure check valve, fan inlet temperature sensor, and inlet anti-icing

valve and ducts.


Source: EASA TYPE-CERTIFICATE DATA SHEET

Specifications (Trent 900)

General characteristics

Type: Three-shaft high bypass ratio (8.7-8.5) turbofan engine

Length: 4.55 m (179 in)

Diameter: 2.94 m (116 in) fan tip

Dry weight: 6,271 kg (13,830 lb)
 

Specifications (GP7270)

General characteristics

Type: two-spool high-bypass turbofan engine

Length: 4.74 m (187 in)

Diameter: 3.16 m (124 in), fan tip 2.95 m (116 in)

Dry weight: 6,712 kg (14,800 lb)

From Wikipedia
 

A380 OEW
With Trent 970 Engines : 270 364 kg (596 050 lb)
With GP 7270 Engines : 270 630 kg (596 637 lb)
266kg / 4 = 66.5kg?
 

 GP7270도 747F에 통짜로 들어갈거 같은데?