The Siemens Magnetom Aera 1.5T provides you with with the following Specification:
• Field strength: 1.5 Tesla
• Bore size: 70 cm Open Bore Design
• System length: 145 cm
• System weight: 4.8 tons    
• Minimum room size: 30 m2
• Gradient strength: XJ Gradients (33 mT/m @ 125 T/m/s) , XQ Gradients (45 mT/m @ 200 T/m/s)
• Helium consumption: Zero Helium boil-off technology