Comparison of OO Class 25 models


Manufacturer	Hornby	Bachmann Branchline	Bachmann Branchline	Bachmann Branchline	Heljan	Bachmann Branchline	Sutton Locomotive Works
Year model introduced	1977	2001	2003	2006	2021	2023	2023
DCC Capability	Motor fitted but no DCC socket. Ringfield motor	DCC Ready. 8-pin socket	DCC Ready. 8-pin socket	DCC Ready. 21-pin socket	DCC Ready. 21-pin socket	DCC Ready. 21-pin socket	DCC Ready. 21-pin socket
Bodyshell
Bodyshells represented (of Prototypes)
Class 25 - ETHEL train heating units (unmotorised)	No	No	No	No	Yes	No	No
Class 25/0 - original/old style - vents on sides	Yes	No	Yes	Yes	No	Yes	No
Class 25/3 - Exhaust (Original)	No	No	No	No	Yes	No	No
Class 25/3 - Exhaust (Revised)	No	No	No	No	Yes	No	No
Class 25/3 - vents on roof "New style"	No	Yes	No	Yes	Yes	No	No

Detailing
Bodyshell - factory-fitted separate details
Door handles	No	No	No	No	Yes	No	No
Etched horn grille	No	No	No	No	Yes	No	No
Exhausts	No	No	No	No	Yes	Yes	No
Fan Grill (etched)	No	No	No	No	Yes	No	No
Fan(s)	No	No	No	No	Yes	No	No
Handrails	Yes	Yes	Yes	Yes	Yes	Yes	No
Jumper cables	No	No	No	No	Yes	Yes	No
Lamp irons	No	Yes	Yes	Yes	Yes	Yes	No
Pipe work	No	No	No	No	Yes	Yes	No
Side grilles (etched)	No	Yes	Yes	Yes	Yes	Yes	No

Chassis/underframe detail
Battery box	Yes	Yes	Yes	Yes	Yes	?	No
Footsteps	Yes	Yes	Yes	Yes	Yes	?	No
Fuel tank	Yes	Yes	Yes	Yes	Yes	?	No
Sanding gear	No	Yes	Yes	Yes	Yes	?	No

Bodyshell - separately-fitted details - in detailing pack (where applicable)
Bodyside grille plates	No	No	No	No	Yes	No	No
Step plates	No	No	No	No	Yes	No	No

Cab, footplate & interior detail
Crew figure(s)	No	Yes	Yes	Yes	No	?	No
Detailed & painted	No	Yes	Yes	Yes	Yes	?	No
Glazing	Yes	Yes	Yes	Yes	Yes	Yes	No
Seating	No	Yes	Yes	Yes	Yes	?	No
Window wipers	No	Yes	Yes	Yes	Yes	?	No

Wheel "aesthetics"
Chemically-blackened	Yes	Yes	Yes	Yes	No	?	No
Painted	No	No	No	No	Yes	No	No

Bufferbeam detail (pre-fitted)
Cosmetic coupling - hook only	No	Yes	Yes	Yes	No	?	No
Cosmetic screw link coupling	No	No	No	No	Yes	?	No
Lifeguard	No	No	No	No	Yes	?	No
Pipework - pre-fitted to front	No	No	No	No	Yes	?	No
Pipework - pre-fitted to rear	No	No	No	No	Yes	?	No
Sprung buffers	No	Yes	Yes	Yes	Yes	?	No

Bufferbeam detail (in detailing pack)
Cosmetic coupling	No	No	No	No	Yes	No	No
Pipework (for front)	No	Yes	Yes	Yes	Yes	?	No
Pipework (for rear)	No	Yes	Yes	Yes	Yes	?	No
Snow plough	No	No	No	No	Yes	No	No

Mechanical
Body Construction	No	No	No	No	Plastic with metal parts	Plastic with metal parts	No
Chassis construction	Lightweight	Diecast	Diecast	Diecast	Diecast	Diecast	No
Loco-driven wheels (number of)	4 wheels	8 wheels	8 wheels	8 wheels	8 wheels	8 wheels	No
Minimum radius	Radius 2	Radius 2	Radius 2	Radius 2	Radius 2	Radius 2	No
Coupling socket/mounting
Fixed	Yes	No	No	No	No	No	No
NEM pockets	No	Yes	Yes	Yes	Yes	Yes	No
Non-NEM socket	No	Yes	Yes	No	No	No	No

Coupling type	Tension lock	Tension lock	Tension lock	Tension lock	Tension lock	Tension lock	No
Weighting (to assist adhesion)
Within chassis	Yes	Yes	Yes	Yes	Yes	Yes	No

Separating the body from the chassis	Simple to do, without damaging any loco parts	Simple to do, without damaging any loco parts	Simple to do, without damaging any loco parts	Simple to do, without damaging any loco parts	Secured with one or more screws	Secured with one or more screws	No
Electrical
Motor type	Ringfield	Can motor with 2 Flywheels	Can motor with 2 Flywheels	Can motor with 2 Flywheels	5-pole with two flywheels	5-pole with two flywheels	No
Motor location	1 bogie mounted	Centre of chassis	Centre of chassis	Centre of chassis	Centre of chassis	Centre of chassis	No
Power collection	2 rail DC	2 rail DC	2 rail DC	2 rail DC	2 rail DC	2 rail DC	No
Working lights
Cab light	No	No	No	No	Yes	Yes	No
Directional headlights & tail lights	No	No	Yes	Yes	Yes	Yes	No
Illuminated headcodes	Yes	Yes	Yes	Yes	Yes	No	No
Tail lights (independent)	No	No	No	No	Yes	No	No

Pickups	3 out of 4 axles	All wheels	All wheels	All wheels	All wheels	All wheels	No
DCC speaker	No provision for speaker	Provision for 28mm round speaker	Provision for 28mm round speaker	Provision for a speaker (dimensions unknown)	Provision for 20x40mm rectangular speaker	Pre-fitted	No
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