Ok Here come the 1st defendend,
M35B = Empire Ship
M36B = Empire CAM Ship
This is the Model
MaxSpeed=13 Length=147 Width=18.1 Mast=30.1 Draft=6.9 Displacement=6850
These are the real ones:

EMPIRE BALFOUR - Cargo - Type Y7 - 7201GRT/9640DWT - 136.5 x 17.1 - 1944
EMPIRE BARDOLPH - Cargo - 7017GRT/10280DWT - 136.1 x 17.2 - 1943
Empire Ship have all kinds of classed and dimensions however this type is quite consistant build around 1941 onwards hundreds of them.The average length is 132m width 17m draft 8.2m
The model has about 15 meter longer in length and 1 meter wider and 1 meter shallow,the tonnage is also under estimated.You might argue that are you certain there isn't a longer Empire Ship? The thing is the longer Emire Ship looks like this:
EMPIRE CAPTAIN - Pass/Cargo - 9875GRT/11975DWT - 151.6 x 19.6 - 1944
A longer Empire Ship is usually a tanker or need an extra kingpost.Hundreds Empire Ship scaned the result is conclusive.