Compare OO 3 plank open
                            
                                 
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| Manufacturer | Trix | Peco Products | Mainline | Hornby | Bachmann Branchline | 
| Year model introduced | 1938 | 1960 | 1982 | 1995 | 2001 | 
| DCC Capability | Unpowered | Unpowered | Unpowered | Unpowered | Unpowered | 
| Detailing | |||||
| Chassis/underframe detail | |||||
| Brake rigging chassis | 
Yes | 
                                                
Yes | 
                                                
Yes | 
                                                No | 
Yes | 
                                        
| Wheel "aesthetics" | |||||
| Nickel-plated | No | No | No | No | 
Yes | 
                                        
| Bufferbeam detail (pre-fitted) | |||||
| Cosmetic coupling - hook only | No | No | No | No | 
Yes | 
                                        
| Mechanical | |||||
| Chassis construction | 
Diecast | 
                                        
Plastic & metal | 
                                        
Lightweight | 
                                        No | 
Lightweight | 
                                
| Minimum radius | 
Radius 1 | 
                                        
Radius 1 | 
                                        
Radius 1 | 
                                        No | 
Radius 1 | 
                                
| Coupling socket/mounting | |||||
| Fixed | 
Yes | 
                                                
Yes | 
                                                
Yes | 
                                                No | No | 
| NEM pockets | No | No | No | No | 
Yes | 
                                        
| Coupling type | 
Peco style | 
                                        
Peco style | 
                                        
Tension lock | 
                                        No | 
Tension lock | 
                                
| Items in Stock | View | View | View | View | View | 



