Comparison of OO 0-2-2 Stephensons Rocket models


Manufacturer	Kitmaster	Tri-ang	Amer Collection	Hornby
Year model introduced	1959	1963	2015	2020
DCC Capability	Unpowered	DCC incompatible	DCC incompatible	DCC Ready. 6-pin socket
Detailing
Bodyshell - factory-fitted separate details
2 wire stays	Yes	Yes	No	Yes
Chimney	Yes	Yes	No	Yes
Dome	Yes	Yes	No	Yes
Nameplates - etched - pre-fitted	No	No	No	Yes
Pipe work	Yes	No	No	Yes

Chassis/underframe detail
Correct-thickness "stamped" rods	Yes	Yes	No	Yes
Pipework	Yes	No	No	Yes

Cab, footplate & interior detail
Crew figure(s)	Yes	No	No	No
Detailed	Yes	No	No	No
Detailed & painted	No	No	No	Yes

Tender
Houses digital decoder	No	No	No	Yes
Houses PCB	No	No	No	Yes
Permanently coupled to locomotive	No	Yes	No	Yes

Wheel "aesthetics"
Nickel-plated	No	Yes	No	No
Painted	No	Yes	No	Yes
Traction tyres	No	No	No	Yes
Unpainted grey driving wheels	Yes	No	No	No

Detail pack also contains...
Crew	No	Yes	No	Yes

Mechanical
Body Construction	No	Partial diecast with plastic parts	No	Plastic with metal parts
Working cosmetic features
Smoke unit pre-fitted	No	Yes	No	No

Chassis construction	Lightweight	Diecast	No	Diecast
Loco-driven wheels (number of)	None	2 wheels	No	2 wheels
Minimum radius	Radius 1	Radius 1	No	Radius 1
Coupling socket/mounting
Fixed	No	Yes	No	Yes

Coupling type	No couplings	Tension lock	No	Proprietary hook - rear of tender only
Weighting (to assist adhesion)
Within chassis	No	Yes	No	Yes
Within tender	No	No	No	Yes

Separating the body from the chassis	No	Secured with one or more screws	No	Secured with one or more screws
Electrical
Motor type	Not motorised	X04	No	5-pole with flywheel
Motor location	No	Centre of chassis	No	Locomotive
Power collection	No	2 rail DC	No	2 rail DC
Pickups	None	Driving wheels only	No	All wheels
DCC speaker	No provision for speaker	No provision for speaker	No	No provision for speaker
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