Comparison of OO 4-6-2 Class A4 LNER models

Hornby Dublo OO 4-6-2 Class A4 LNER Hornby Dublo OO 4-6-2 Class A4 LNER Trix OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Trix OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Golden Age Models OO 4-6-2 Class A4 LNER Trix OO 4-6-2 Class A4 LNER Dapol OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER Hornby OO 4-6-2 Class A4 LNER
Manufacturer Hornby Dublo Hornby Dublo Trix Hornby Trix Hornby Hornby Hornby Hornby Golden Age Models Trix Dapol Hornby Hornby
Year model introduced 1938 1969 1970 1979 1995 1998 2003 2004 2008 2010 2011 2016 2023 2023
DCC Capability DCC incompatible DCC incompatible DCC incompatible Motor fitted but no DCC socket. Ringfield motor DCC incompatible. Split Chassis Motor fitted but no DCC socket. Ringfield motor Live steam - electric control DCC Ready. 8-pin socket DCC Ready. 8-pin socket DCC fitted, with sound DCC Ready. 8-pin socket DCC Ready. 21-pin socket DCC Ready. 21-pin socket DCC Ready. 8-pin socket
Bodyshell
Bodyshells represented (of Prototypes)
Double Chimney No No No Yes
No Yes
Yes
Yes
Yes
No No No Yes
Yes
Full skirt Yes
No No Yes
No Yes
Yes
Yes
Yes
No No No Yes
Yes
Partial skirt Yes
Yes
No Yes
No Yes
Yes
Yes
Yes
No No No Yes
Yes
Single chimney No No No Yes
No Yes
Yes
Yes
Yes
No No No Yes
Yes
Detailing
Bodyshell - factory-fitted separate details
Drain cocks No No No No No No Yes
Yes
No No No No Yes
Yes
Handrails Yes
Yes
Yes
Yes
No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Lamp irons No No No No No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Nameplates - etched - require fitting No No No No No No Yes
Yes
No No No No Yes
Yes
Nameplates - plastic - pre-fitted No No No Yes
No No No No No No No No No No
Nameplates - plastic - require fitting No No No No No Yes
No No No No No No No No
Pipe work No No No Yes
No No Yes
Yes
No No No No Yes
Yes
Reverser No No No No No No Yes
Yes
No No No No Yes
Yes
Safety valve No No No No No No Yes
Yes
No No Yes
No Yes
Yes
Safety valves - turned brass No No Yes
No No No Yes
Yes
No No No No Yes
Yes
Tender handbrakes No No No No No No Yes
Yes
No No No No Yes
Yes
Water scoop No No No No No No Yes
Yes
No No No No Yes
Yes
Whistle Yes
Yes
Yes
Yes
No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Chassis/underframe detail
Brake rigging chassis No No No No No No Yes
Yes
No No Yes
No Yes
Yes
Correct-thickness "stamped" rods No No No No No Yes
Yes
Yes
No No Yes
No Yes
Yes
Fluted connecting rods with oily finish No No No No No No Yes
Yes
Yes
No Yes
No Yes
Yes
Footsteps No No No No No Yes
No No No No No No No No
Pipework No No No No No No Yes
Yes
Yes
No No No Yes
Yes
Speedometer cable No No No No No No Yes
Yes
No No No No Yes
Yes
Sprung front bogie No No Yes
No No No Yes
Yes
No No Yes
No Yes
Yes
Bodyshell - separately-fitted details - in detailing pack (where applicable)
Drain cocks No No No No No No Yes
Yes
No No No No Yes
Yes
Cab, footplate & interior detail
Detailed & painted No No No No No No Yes
Yes
No No Yes
No Yes
Yes
Fallplate No No No No No No Yes
Yes
No No No No Yes
Yes
Footplate doors No No No No No No Yes
Yes
No No No No Yes
Yes
Glazing No No Yes
No No Yes
Yes
Yes
No No Yes
No Yes
Yes
Tender
Has easy-to-use coupling to loco Yes
Yes
Yes
No No No No No No No No No No No
Has enclosure for speaker No No No No No No Yes
Yes
Yes
No No No Yes
Yes
Houses digital decoder No No No No No No Yes
Yes
Yes
No No No Yes
Yes
Houses PCB No No No No No No Yes
Yes
No No No No Yes
Yes
Permanently coupled to locomotive No No No No No No No No Yes
No No No No No
Wheel "aesthetics"
Chemically-blackened No No No No No No Yes
Yes
Yes
No Yes
No Yes
Yes
Nickel-plated No Yes
Yes
No No No No No No No No No No No
Painted Yes
Yes
Yes
No No No No No No No No No No No
Traction tyres No No Yes
No No No No No No No No No No No
Bufferbeam detail (pre-fitted)
Cosmetic coupling - hook only No No No Yes
No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Pipework - pre-fitted to front No No No Yes
No Yes
Yes
Yes
Yes
No No No Yes
Yes
Pipework - pre-fitted to rear No No No Yes
No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Sprung buffers No No No No No No Yes
Yes
No No Yes
No Yes
Yes
Bufferbeam detail (in detailing pack)
Pipework (for front) No No No Yes
No No Yes
Yes
No No No No Yes
Yes
Pipework (for rear) No No No Yes
No No Yes
Yes
No No No No Yes
Yes
Detail pack also contains...
Replacement finescale wheelset(s) No No No No No No Yes
Yes
No No No No Yes
Yes
Mechanical
Body Construction No No No No No No No No No No No Plastic with metal parts
No Partial diecast with plastic parts
Working cosmetic features
Roof vent No No No No No No Yes
Yes
No No No No Yes
Yes
Chassis construction Diecast
Diecast
Diecast
Lightweight
No Plastic & metal
Plastic & metal
Plastic & metal
Plastic & metal
No Plastic & metal
Heavy diecast
Plastic & metal
Plastic & metal
Loco-driven wheels (number of) 2 wheels
2 wheels
2 wheels
2 wheels
No 2 wheels
2 wheels
2 wheels
2 wheels
No 2 wheels
No 2 wheels
2 wheels
Minimum radius Radius 1
Radius 1
Radius 1
Radius 2
No Radius 2
Radius 2
Radius 2
Radius 2
No Radius 2
Radius 3
Radius 2
Radius 2
Coupling socket/mounting
Fixed Yes
Yes
Yes
Yes
No Yes
No No No No No No No No
NEM pocket (rear), non-NEM frame mounted (front) No No No No No No No No Yes
No No No No No
NEM pockets No No No No No No Yes
Yes
No No Yes
Yes
Yes
Yes
Coupling type Peco style
Tension lock
Peco style
Tension lock
No Tension lock
Tension lock
Tension lock
Tension lock
No Tension lock
No Tension lock
Tension lock
Weighting (to assist adhesion)
Within boiler No No No Yes
No No Yes
Yes
No No No No Yes
Yes
Within chassis Yes
Yes
Yes
No No No Yes
Yes
Yes
No Yes
No Yes
Yes
Within tender No No Yes
Yes
No Yes
Yes
Yes
Yes
No Yes
No Yes
Yes
Separating the body from the chassis Secured with one or more screws
Secured with one or more screws
Secured with one or more screws
Secured with one or more screws
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
No Secured with one or more screws
No Secured with one or more screws
Secured with one or more screws
Electrical
Motor type 3-pole
3-pole
5-pole (standard)
Ringfield
No Ringfield
Live steam
5-pole (standard)
5-pole (standard)
No 5-pole (standard)
5-pole (standard)
5-pole (standard)
5-pole (standard)
Motor location Locomotive
Locomotive
Locomotive
Tender
No Tender
Locomotive
Locomotive
Locomotive
No Locomotive
Locomotive
Locomotive
Locomotive
Power collection 2 rail DC
2 rail DC
2 rail DC
2 rail DC
No 2 rail DC
2 rail DC
2 rail DC
2 rail DC
No 2 rail DC
2 rail DC
2 rail DC
2 rail DC
Working lights
Headlamps No No No No No No No No No No ?
Yes
No No
Pickups 2 out of 3 axles
Driving wheels only
No Driving wheels and tender wheels
No Driving wheels and tender wheels
Driving and leading wheels and tender only
Driving and leading wheels and tender only
Driving wheels and tender wheels
No Driving wheels only
No Driving and leading wheels and tender only
Driving and leading wheels and tender only
DCC speaker No provision for speaker
No provision for speaker
No provision for speaker
No provision for speaker
No No provision for speaker
No provision for speaker
Provision for 28mm round speaker
Provision for 28mm round speaker
No Provision for 28mm round speaker
Pre-fitted
Provision for 28mm round speaker
Provision for 28mm round speaker
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