Comparison of OO BR Mark 4 DVT models
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| Manufacturer | Hornby | Hornby |
| Year model introduced | 1991 | 2022 |
| DCC Capability | Unpowered | DCC Ready. 21-pin socket |
| Detailing | ||
| Bodyshell - factory-fitted separate details | ||
| Door handles | No |
Yes |
| Gangway corridor connectors | No |
Yes |
| Handrails | No |
Yes |
| NRN (National Radio Network) Pod | No |
Yes |
| Vents | No |
Yes |
| Chassis/underframe detail | ||
| Footsteps | No |
Yes |
| Cab, footplate & interior detail | ||
| Detailed & painted | No |
Yes |
| Glazing | No |
Yes |
| Seating | No |
Yes |
| Window wipers | No |
Yes |
| Wheel "aesthetics" | ||
| Chemically-blackened | No |
Yes |
| Bufferbeam detail (pre-fitted) | ||
| Cosmetic coupling - hook only | No |
Yes |
| Front valance | No |
Yes |
| Multiple working sockets/ pipes | No |
Yes |
| Sprung buffers | No |
Yes |
| Bufferbeam detail (in detailing pack) | ||
| Cosmetic coupling | No |
Yes |
| Pipework (for front) | No |
Yes |
| Pipework (for rear) | No |
Yes |
| Mechanical | ||
| Body Construction | No |
Plastic with metal parts |
| Chassis construction | No |
Plastic & metal |
| Loco-driven wheels (number of) | No |
None |
| Minimum radius | No |
Radius 3 |
| Coupling socket/mounting | ||
| Drawbar coupling | No |
Yes |
| NEM pockets | No |
Yes |
| Coupling type | No |
Tension lock |
| Weighting (to assist adhesion) | ||
| Within chassis | No |
Yes |
| Separating the body from the chassis | No |
Secured with one or more screws |
| Electrical | ||
| Power collection | No |
2 rail DC |
| Working lights | ||
| Cab light | No |
Yes |
| Day/ Night modes | No |
Yes |
| Directional headlights & tail lights | No |
Yes |
| Pickups | No |
All wheels |
| DCC speaker | No |
Provision for 28mm round speaker |
| Items in Stock | View | View |