This is the A350-900 and A350-1000. (Yes these are my designs, please only use for inspirational purposes. thank you)

(Note the landing gear for the -1000 is wrong so I will fix the images soon)

Specifications:
359/351
Length: 68.8 m / 73.79 m
Wingspan: Both have 64.75 m span
Height: 17.05 m / 17.08
Fuel Capacity: 110,523 kg / 124,651 kg
Engines: RR Trent XWB-84 / 2 x RR Trent XWB-97

The 5 largest a350 operators
- Qatar Airways (53)
- Singapore Airlines (52)
- Cathay Pacific (40)
- Lufthansa (17)
- Finnair and Ethiopian Airlines (16)