Question: 277 Park Avenue and Solow Building are almost the same height, but which is heighest?

Context articles: 383 Madison Avenue
655 Park Avenue
245 Park Avenue
277 Park Avenue
55 Water Street
Calvary Church (Manhattan)
Park Avenue House
Church of St. Ignatius Loyola (New York City)
Tinley Park station
Solow Building

383 Madison Avenue is an office building owned and occupied by JP Morgan Chase in New York City on a full block bound by Madison Avenue and Vanderbilt Avenue between East 46th and 47th Streets.
 Formerly known as the Bear Stearns Building, it housed the world headquarters of the now-defunct Bear Stearns from the building's completion until Bear's collapse and sale to JPMorgan Chase in 2008.
 The building now houses the New York offices for J.P. Morgan's investment banking division, which formerly occupied 277 Park Avenue.
 Both 383 Madison and 277 Park are adjacent to JPMorgan Chase's world headquarters at 270 Park Avenue.
655 Park Avenue is a Georgian-style co-op residential building on Manhattan's Upper East Side, located on Park Avenue between 67th Street and 68th Street, adjacent to the Park Avenue Armory.
 It was developed in 1924 by Dwight P. Robinson & Company.
 The building at 655 Park Avenue was designed by architects James Edwin Ruthven Carpenter, Jr., often referred to by the initials "J.E.R. Carpenter", and Mott B. Schmidt.
 Carpenter is considered the leading architect for luxury residential high-rise buildings in New York City in the early 1900s, while Schmidt is known for his buildings in the American Georgian Classical style, including Sutton Place and houses for New York City's society figures and business elite.
245 Park Avenue (formerly American Tobacco Company Building, American Brands Building and Bear Stearns Building) is a 648-ft (198 m) tall skyscraper in New York City, New York.
 It was completed in 1967 and has 48 floors (1.7 million square feet).
 Shreve, Lamb and Harmon designed the building.
 The Building Owners and Managers Association awarded the 2000/2001 Pinnacle Award to 245 Park Avenue.
 The site used to be occupied by the second Grand Central Palace exhibition hall, which was demolished in 1964 to make way for 245 Park Avenue.
277 Park Avenue is an office building in the Midtown Manhattan neighborhood of New York City.
 It stands on the east side of Park Avenue between East 47th and 48th Streets; it is 687 ft tall, with 50 floors.
55 Water Street is a 687 ft skyscraper in the Financial District of Lower Manhattan, New York City, on the East River.
 The 53-story, 3.5 e6sqft structure was completed in 1972.
 Emery Roth & Sons designed the building, which is tied with 277 Park Avenue as the 40th-tallest building in New York City.
 When it was completed it was the largest office building in the world, and is still the largest in New York by floor area.
 In an arrangement with the Office of Lower Manhattan Development, it was built on a superblock created from four adjoining city blocks, suppressing the western part of Front Street.
Calvary Church is an Episcopal church located at 277 Park Avenue South on the corner of East 21st Street in the Gramercy Park neighborhood of Manhattan, New York City, on the border of the Flatiron District.
 It was designed by James Renwick, Jr., the architect who designed St. Patrick's Cathedral and Grace Church, and was completed in 1848.
 The church complex is located within the Gramercy Park Historic District and Extension.
 It is one of the two sanctuaries of the Calvary-St.
 George's Parish.
The Park Avenue House is a high rise residential building located at 2305 Park Avenue in the Park Avenue Historic District in Downtown Detroit, Michigan.
 It was listed on the National Register of Historic Places in 1996.
 It should not be confused with the nearby Park Avenue Hotel, which was demolished in 2015.
The Church of St. Ignatius of Loyola is a Roman Catholic parish church located on the Upper East Side of Manhattan, New York City, administered by the Society of Jesus (Jesuits).
 The parish is under the authority of the Archdiocese of New York, and was established in 1851 as St. Lawrence O'Toole's Church.
 In 1898, permission to change the patron saint of the parish from St. Lawrence O’Toole to St. Ignatius of Loyola was granted by Rome.
 The address is 980 Park Avenue, New York City, New York 10028.
 The church on the southwest corner of Park Avenue and 84th Street is part of a Jesuit complex on the block that includes Wallace Hall, the parish hall, beneath the church, the rectory at the midblock location on Park Avenue, the grade school of St. Ignatius's School on the north midblock location of 84th Street behind the church and the high school of Loyola School (also 980 Park Avenue) at the northwest corner of Park Avenue and 83rd Street.
 In addition, another Jesuit high school, Regis High School (55 E 84th Street), occupies the midblock location on the north side of 84th Street.
 The church was added to the National Register of Historic Places on July 24, 1980.
Tinley Park Station (also known as Tinley Park-Oak Park Avenue Station) is an elaborate commuter railroad station along Metra's Rock Island District line in Tinley Park, Illinois.
 The station is officially located at 6700 South Street between Oak Park Avenue and 66th Court, however parking is also available on the opposite side of the station along North Street between Oak Park Avenue and 67th Avenue, as well as the center of the block of Oak Park Avenue, 173rd Street, 67th Court and 172nd Street.
 Another parking area exists along South Street opposite the main parking lot at the station.
 The station itself is lies 23.5 mi away from LaSalle Street, the northern terminus of the line.
The Solow Building, located at 9 West 57th Street, is a Manhattan skyscraper built in 1974 and designed by Gordon Bunshaft of Skidmore, Owings and Merrill.
 It is located just west of Fifth Avenue between the 57th and 58th Street, next to the Bergdorf Goodman department store and the Plaza Hotel.
 At 50 stories and 689 ft in height, the building's only nearby competitor by height is the GM Building, located one block north and east.
 Floors above the 23rd floor offer an unobstructed view of northern Manhattan and a complete view of Central Park and The Plaza Hotel.