History. 1  Map of Canary Wharf area in 1899 showing West India Docks and the Isle of Dogs. 2  Canary Wharf aerial view (2009), from the southeast end of the Isle of Dogs, showing the Millwall Dock. 3  Canary Wharf, view east from Cabot Square. 4  London City Airport runway with Canary Wharf and the O2 Arena in the background.
By Investopedia AAA |. A: The main difference between a Roth 401(k) plan and Roth individual retirement account (IRA) is that the 401(k) is offered by an employer as a defined contribution pension, while the IRA is sought out by the individual.y Investopedia AAA |. A: The main difference between a Roth 401(k) plan and Roth individual retirement account (IRA) is that the 401(k) is offered by an employer as a defined contribution pension, while the IRA is sought out by the individual.
What is an IRA plan and 401k Plan. An IRA is an Individual Retirement Account that was first permitted under the Employee Retirement Income Security Act of 1974. The intent of the IRA was to allow individuals not covered under company pension or profit sharing programs to set up an account for their retirement.vailability of an IRA vs. 401k. The primary difference between and IRA and a 401k is the availability for you to use these types of plans. An IRA is available to all workers who have earned income and are under age 70 Â½.