Pro

• Fastest locomotive on the rail
• battery consumption marginal
• nice noise at start
• self shutdown after a certain amount of use

Contra

• derails most of the time when it collides head-on with another locomotive

Pro

• Automatically pulls the trailers
• Motorized locomotive
• Light and sound

Contra

• Wheel rubber poor for grip
• Does not drive over bridge ramps
• Engine too weak
• When pushing manually the gearbox breaks down 😡

Pro

• Works perfectly

Contra

• Changing the battery should be easier