EU Blue card vs US Green card

EU Blue card compared to US Green card

Permanent residency: Blue Card does not give permanent residency; Green Card gives holder permanent residency.
Validity: Blue Card valid up to four years, renewable; Green Card valid for 10 years, renewable.
Permissions: Blue Card allows holders and families to live, work and travel in participating EU states; Green Card allows holder to live, work and travel in the US.
Application criteria: Blue Card applicant must have one-year EU work contract with salary of three times minimum wage; Green Card applicants apply via several channels, including employment, family links, investment. and a lottery.

While the EU Blue Card does not give permanent residency, holders are intended to enjoy equal treatment with nationals of the member state issuing the Blue Card, as regards:

• working conditions, including pay and dismissal;
• freedom of association;
• education, training and recognition of qualifications;
• a number of provisions in national law regarding social security and pensions;
• access to goods and services, including procedures for obtaining housing, information and counselling services and
• free access to the entire territory of the member state concerned within the limits provided for by national law.

Source: Expatica.com