Compare OO 4-6-2 Class 7P6F BoB/WC Bulleid streamlined
|   |   |   |  |   |   | |
| Manufacturer | Graham Farish | Tri-ang | Wrenn | Hornby | Hornby | Hornby | 
| Year model introduced | 1950 | 1961 | 1982 | 2001 | 2005 | 2023 | 
| DCC Capability | DCC incompatible | DCC compatible but no socket. Complete rewire required - OO | DCC incompatible | DCC compatible but no socket. Loco-drive steam loco with tender - OO | DCC Ready. 8-pin socket | DCC Ready. 21-pin socket | 
| Detailing | ||||||
| Bodyshell - factory-fitted separate details | ||||||
| Handrails | No | No | No | Yes | Yes | Yes | 
| Injector pipework | No | No | No | Yes | Yes | Yes | 
| Lamp irons | No | No | No | Yes | Yes | Yes | 
| Nameplates - plastic - pre-fitted | No | No | No | Yes | Yes | Yes | 
| Safety valve | No | No | No | Yes | Yes | Yes | 
| Safety valves - turned brass | No | No | Yes | No | No | No | 
| Smoke deflectors | No | No | Yes | Yes | Yes | Yes | 
| Smokebox door dart | No | No | No | No | Yes | Yes | 
| Tender ladder | No | No | Yes | Yes | Yes | Yes | 
| Whistle | No | No | No | Yes | Yes | Yes | 
| Chassis/underframe detail | ||||||
| Brake rigging chassis | No | No | No | Yes | Yes | Yes | 
| Correct-thickness "stamped" rods | No | No | No | Yes | Yes | Yes | 
| Fluted connecting rods with oily finish | No | No | No | No | Yes | Yes | 
| Footsteps | No | No | No | No | Yes | Yes | 
| Pipework | No | No | No | Yes | Yes | Yes | 
| Sanding gear | No | No | No | Yes | Yes | Yes | 
| Speedometer cable | No | No | No | No | Yes | Yes | 
| Sprung front bogie | No | No | No | No | Yes | Yes | 
| Bodyshell - separately-fitted details - in detailing pack (where applicable) | ||||||
| Drain cocks | No | No | No | Yes | Yes | Yes | 
| Fallplate | No | No | No | Yes | Yes | Yes | 
| Footsteps | No | No | No | Yes | Yes | Yes | 
| Cab, footplate & interior detail | ||||||
| Cab variations - standard & narrow | No | No | No | Yes | Yes | Yes | 
| Detailed & painted | No | No | No | No | Yes | Yes | 
| Footplate doors | No | No | No | Yes | No | No | 
| Glazing | No | No | No | Yes | Yes | Yes | 
| Tender | ||||||
| Has easy-to-use coupling to loco | No | Yes | Yes | No | Yes | Yes | 
| Wheel "aesthetics" | ||||||
| Chemically-blackened | No | Yes | No | Yes | Yes | Yes | 
| Nickel-plated | No | No | Yes | Yes | No | No | 
| Painted | No | No | Yes | No | No | No | 
| Bufferbeam detail (pre-fitted) | ||||||
| Cosmetic coupling - hook only | No | No | No | Yes | Yes | Yes | 
| Sprung buffers | No | No | No | Yes | Yes | Yes | 
| Bufferbeam detail (in detailing pack) | ||||||
| Pipework (for front) | No | No | No | Yes | Yes | Yes | 
| Pipework (for rear) | No | No | No | Yes | No | No | 
| Mechanical | ||||||
| Body Construction | No | No | No | No | No | Plastic with metal parts | 
| Chassis construction | No | Diecast | Diecast | Plastic & metal | Plastic & metal | Heavy diecast | 
| Loco-driven wheels (number of) | No | 2 wheels | 2 wheels | 2 wheels | 2 wheels | 2 wheels | 
| Minimum radius | No | Radius 1 | Radius 2 | Radius 2 | Radius 2 | Radius 2 | 
| Coupling socket/mounting | ||||||
| Fixed | No | Yes | Yes | No | No | No | 
| NEM pocket (rear), non-NEM frame mounted (front) | No | No | No | Yes | No | No | 
| NEM pockets | No | No | No | No | Yes | Yes | 
| Coupling type | No | Tension lock | Tension lock | Tension lock | Tension lock | Tension lock | 
| Weighting (to assist adhesion) | ||||||
| Within boiler | No | No | No | No | Yes | Yes | 
| Within chassis | No | No | Yes | Yes | Yes | Yes | 
| Within tender | No | No | No | No | Yes | Yes | 
| Separating the body from the chassis | No | Secured with one or more screws | Secured with one or more screws | Secured with one or more screws | Secured with one or more screws | Secured with one or more screws | 
| Electrical | ||||||
| Motor type | No | 3-pole | 3-pole | 5-pole (standard) | 5-pole (standard) | 5-pole (standard) | 
| Motor location | No | Locomotive | Locomotive | Locomotive | Locomotive | Locomotive | 
| Power collection | No | 2 rail DC | 2 rail DC | 2 rail DC | 2 rail DC | 2 rail DC | 
| Pickups | No | 2 out of 3 axles | Driving wheels only | Driving and leading wheels and tender only | Driving wheels and tender wheels | Driving wheels and tender wheels | 
| DCC speaker | No | No provision for speaker | No provision for speaker | No provision for speaker | Provision for 28mm round speaker | Provision for 28mm round speaker | 
| Items in Stock | View | View | View | View | View | View |