Comparison of OO Class 90 models

Hornby OO Class 90 Hornby OO Class 90 Hornby OO Class 90 Bachmann Branchline OO Class 90
Manufacturer Hornby Hornby Hornby Bachmann Branchline
Year model introduced 1988 2004 2008 2019
DCC Capability Motor fitted but no DCC socket. Ringfield motor DCC compatible but no socket DCC Ready. 8-pin socket DCC Ready. 21-pin socket
Detailing
Bodyshell - factory-fitted separate details
Door handles No No No Yes
Etched horn grille No No No Yes
Horn(s) No No No Yes
Lamp irons No No No Yes
Nameplates - etched - pre-fitted No No No Yes
Pantograph - Brecknell Willis high-speed Yes
Yes
Yes
Yes
Radio antenna No No No Yes
Roof-mounted electrical components Yes
Yes
Yes
Yes
Side grilles (etched) No No No Yes
Chassis/underframe detail
Battery box Yes
Yes
Yes
Yes
Electrical equipment Yes
Yes
Yes
Yes
Pipework No No No Yes
Sand boxes No No No Yes
Sanding gear No No No Yes
Cab, footplate & interior detail
Detailed & painted No No No Yes
Glazing Yes
Yes
Yes
Yes
Seating No No No Yes
Window wipers No No No Yes
Wheel "aesthetics"
Chemically-blackened Yes
Yes
Yes
Yes
Compensated axles No No No Yes
Painted No No No Yes
Bufferbeam detail (pre-fitted)
Cosmetic buckeye coupling No No No Yes
Electric train heating box/ pipes No No No Yes
Front valance Yes
Yes
Yes
Yes
Multiple working sockets/ pipes No No No Yes
Pipework - pre-fitted to front No No No Yes
Pipework - pre-fitted to rear No No No Yes
Sprung buffers No No No Yes
Bufferbeam detail (in detailing pack)
Cosmetic coupling No No No Yes
NEM Couplings No No No Yes
Mechanical
Body Construction Plastic with metal parts
Plastic with metal parts
Plastic with metal parts
Plastic with metal parts
Working cosmetic features
Pantograph (collects DC current from catenary) Yes
No No No
Pantograph (servo-powered motor to raise or lower) No No No Yes
Pantograph (Unpowered but poseable) No Yes
Yes
No
Chassis construction Lightweight
Lightweight
Lightweight
Heavy diecast
Loco-driven wheels (number of) 4 wheels
4 wheels
4 wheels
8 wheels
Minimum radius Radius 1
Radius 1
Radius 1
Radius 2
Coupling socket/mounting
Fixed Yes
Yes
No No
NEM pockets No No Yes
Yes
Coupling type Tension lock
Tension lock
Tension lock
Tension lock
Weighting (to assist adhesion)
Within chassis Yes
Yes
Yes
Yes
Separating the body from the chassis Body clips off from chassis
Body clips off from chassis
Body clips off from chassis
Secured with one or more screws
Electrical
Motor type Ringfield
5-pole (standard)
5-pole (standard)
5-pole with two flywheels
Motor location 1 bogie mounted
1 bogie mounted
1 bogie mounted
Centre of chassis
Power collection 2 rail DC
2 rail DC
2 rail DC
2 rail DC
Working lights
Cab light No No No Yes
Directional headlights & tail lights No No No Yes
Headlights (independent) No No No Yes
Tail lights (independent) No No No Yes
Pickups Power bogie only
Power bogie only
Power bogie only
All wheels
DCC speaker No provision for speaker
No provision for speaker
No provision for speaker
Pre-fitted
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