1. White House Down VS Olympus Has Fallen (2013)
2. Armageddon VS Deep Impact (1998)
3. Antz VS A Bug's Life (1998)
4. Dante's Peak vs. Volcano (1997)
5. The Prestige vs. The Illusionist (2006)
6. Tornado! vs. Twister (1996)
http://screenrant.com/movies-copycats-same-plot-idea-twin-films/
2. Armageddon VS Deep Impact (1998)
3. Antz VS A Bug's Life (1998)
4. Dante's Peak vs. Volcano (1997)
5. The Prestige vs. The Illusionist (2006)
6. Tornado! vs. Twister (1996)
http://screenrant.com/movies-copycats-same-plot-idea-twin-films/