Manufacturer | Mainline | Airfix GMR (Great Model Railways) | Wrenn | Mainline | Mainline | Mainline | Airfix GMR (Great Model Railways) | Mainline | Mainline | Hornby | Bachmann Branchline |
Year model introduced | 1977 | 1978 | 1981 | 1981 | 1985 | 1985 | 1985 | 1994 | 1997 | 2007 | 2007 |
DCC Capability | DCC compatible but no socket | DCC compatible but no socket | DCC incompatible | DCC compatible but no socket | DCC compatible but no socket | DCC compatible but no socket | DCC compatible but no socket | DCC compatible but no socket | DCC incompatible. Split Chassis | DCC Ready. 8-pin socket | DCC Ready. 21-pin socket |
Bodyshell | |||||||||||
Bodyshells represented (of Prototypes) | |||||||||||
LMS Royal Scot - original 'parallel boiler' | No | No |
Yes |
Yes |
No |
Yes |
No |
Yes |
Yes |
No | No |
LMS Royal Scot - rebuilt |
Yes |
Yes |
No | No | No | No |
Yes |
No |
Yes |
Yes |
No |
Detailing | |||||||||||
Bodyshell - factory-fitted separate details | |||||||||||
Coal rails | No | No | No | No | No | No | No | No |
Yes |
No | No |
Handrails | No | No |
Yes |
No | No | No | No | No |
Yes |
Yes |
No |
Injector pipework | No | No | No | No | No | No | No | No | No |
Yes |
No |
Lamp irons | No | No | No | No | No | No | No | No | No |
Yes |
No |
Pipe work | No | No | No | No | No | No | No | No | No |
Yes |
No |
Reverser | No | No |
Yes |
No | No | No | No | No |
Yes |
No | No |
Safety valves - turned brass | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Smoke deflectors | No | No |
Yes |
No | No | No | No | No |
Yes |
Yes |
No |
Smokebox door dart | No | No | No | No | No | No | No | No | No |
Yes |
No |
Whistle - turned brass | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Chassis/underframe detail | |||||||||||
Brake rigging chassis | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Correct-thickness "stamped" rods | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Fluted connecting rods with oily finish | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Pipework | No | No | No | No | No | No | No | No | No |
Yes |
No |
Cab, footplate & interior detail | |||||||||||
Detailed & painted | No | No | No | No | No | No | No | No | No |
Yes |
No |
Footplate doors | No | No | No | No | No | No | No | No | No |
Yes |
No |
Glazing | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Tender | |||||||||||
Has easy-to-use coupling to loco | No | No | No | No | No | No | No | No |
Yes |
No | No |
Has enclosure for speaker | No | No | No | No | No | No | No | No | No |
Yes |
No |
Houses digital decoder | No | No | No | No | No | No | No | No | No |
Yes |
No |
Houses PCB | No | No | No | No | No | No | No | No | No |
Yes |
No |
Permanently coupled to locomotive | No | No |
Yes |
No | No | No | No | No | No |
Yes |
No |
Wheel "aesthetics" | |||||||||||
Coloured-plastic | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Nickel-plated | No | No |
Yes |
No | No | No | No | No | No | No | No |
Painted | No | No |
Yes |
No | No | No | No | No | No | No | No |
Bufferbeam detail (pre-fitted) | |||||||||||
Cosmetic coupling - hook only | No | No | No | No | No | No | No | No |
Yes |
No | No |
Pipework - pre-fitted to rear | No | No | No | No | No | No | No | No | No |
Yes |
No |
Sprung buffers | No | No | No | No | No | No | No | No | No |
Yes |
No |
Bufferbeam detail (in detailing pack) | |||||||||||
Cosmetic Screwlink couplings | No | No | No | No | No | No | No | No | No |
Yes |
No |
Pipework (for front) | No | No | No | No | No | No | No | No |
Yes |
Yes |
No |
Pipework (for rear) | No | No | No | No | No | No | No | No |
Yes |
No | No |
Mechanical | |||||||||||
Body Construction | No | No | No |
Plastic |
No |
Plastic |
No |
Plastic |
No | No | No |
Chassis construction | No | No |
Diecast |
Plastic & metal |
No |
Plastic & metal |
No |
Plastic & metal |
Split-chassis |
Plastic & metal |
No |
Loco-driven wheels (number of) | No | No |
2 wheels |
6 wheels |
No |
6 wheels |
No |
6 wheels |
2 wheels |
2 wheels |
No |
Minimum radius | No | No |
Radius 2 |
Radius 2 |
No |
Radius 2 |
No |
Radius 2 |
Radius 2 |
Radius 2 |
No |
Coupling socket/mounting | |||||||||||
Fixed | No | No |
Yes |
Yes |
No |
Yes |
No |
Yes |
Yes |
No | No |
NEM pockets | No | No | No | No | No | No | No | No | No |
Yes |
No |
Coupling type | No | No |
Tension lock |
Tension lock |
No |
Tension lock |
No |
Tension lock |
Tension lock |
Tension lock |
No |
Weighting (to assist adhesion) | |||||||||||
Within boiler | No | No | No |
Yes |
No |
Yes |
No |
Yes |
No | No | No |
Within chassis | No | No |
Yes |
No | No | No | No | No |
Yes |
No | No |
Within tender | No | No | No |
Yes |
No |
Yes |
No |
Yes |
No |
Yes |
No |
Separating the body from the chassis | No | No |
Secured with one or more screws |
Secured with one or more screws |
No |
Secured with one or more screws |
No |
Secured with one or more screws |
No | No | No |
Electrical | |||||||||||
Motor type | No | No |
3-pole |
Can motor |
No |
Can motor |
No |
Pancake |
Can motor |
5-pole (standard) |
No |
Motor location | No | No |
Locomotive |
Locomotive |
No |
Locomotive |
No |
Locomotive |
Locomotive |
Locomotive |
No |
Power collection | No | No |
2 rail DC |
2 rail DC |
No |
2 rail DC |
No |
2 rail DC |
2 rail DC |
2 rail DC |
No |
Pickups | No | No |
Driving wheels only |
Driving wheels only |
No |
Driving wheels only |
No |
Driving wheels only |
Driving wheels only |
Driving wheels and tender wheels |
No |
DCC speaker | No | No |
No provision for speaker |
No provision for speaker |
No |
No provision for speaker |
No |
No provision for speaker |
No provision for speaker |
Provision for 28mm round speaker |
No |
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