Lord Voldemort is Harry Potter's arch nemesis and Dumbledore is the headmaster of the wizarding school in J. K. Rowling's Harry Potter series of novels and the films based upon them.
Comparison chart
 | Dumbledore | Lord Voldemort |
|---|---|---|
 |  | |
| Created by | J. K. Rowling | J.K. Rowling |
| First appearance | Harry Potter and the Philosopher's Stone (UK) Harry Potter and the Sorcerer's Stone (USA) | Harry Potter and the Sorcerer's Stone (USA) Harry Potter and the Philosopher's Stone (UK) |
| Language | English | English, Parseltongue |
| Introduction (from Wikipedia) | Professor Albus Percival Wulfric Brian Dumbledore is a major protagonist in J. K. Rowling's Harry Potter series. For most of the series, he is the headmaster of the wizarding school Hogwarts. Foster-father of Harry. | Lord Voldemort (born Tom Marvolo Riddle) is the main antagonist of the Harry Potter series written by British author J. K. Rowling. Voldemort first appeared in Harry Potter and the Philosopher's Stone, which was released in 1997. |
| Enemies | Lord Voldemort, Death Eaters, Grindelwald | Harry Potter, Order of the Phoenix, Ministry of Magic, Albus Dumbledore |
| Last appearance | Harry Potter and the Deathly Hallows, Part 2 | Harry Potter and the Deathly Hallows, Part 2 |
| Country | United Kingdom | United Kingdom |
| Gender | Male | Male |
| Race | Human | White |
| Intentions | To help Harry Potter fulfill his destiny to destroy the evil wizard Voldemort. | To kill Harry Potter, and destroy mudbloods and muggles. |
| Portrayed by | Richard Harris (adult, films 1–2), Michael Gambon (adult, films 3–8), Toby Regbo (youth, film 7) | Ralph Finnes |
| Date of birth | July or August 1881 | Dec. 31, 1926 |
| Family | Percival Dumbledore (Father), Kendra Dumbledore (Mother), Alberforth Dumbledore (Brother), Ariana Dumbledore (Sister). | Thomas Riddle (father-deceased) Marvolo Gaunt (grandfather-deceased) Tom Riddle Sr.(grandfather-deceased) Merope Gaunt (mother-deceased) |
| Personality | Wise, intelligent, gentle, kind, manipulative | Greedy, cruel, cunning, evil, intelligent, incredibly talented |
| Species | Human | Human, Half-Souled snake bodied being |
| Leader(s) | The Ministry of Magic | None |
| Best friends | Prof. Minerva McGonagall. | None- minions Lucius Malfoy and Bellatrix Lestrange |
| Book(s) | Harry Potter and The Philosopher's Stone, Harry Potter and the Chamber of Secrets, Harry Potter and the Prisoner of Azkaban, Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, Harry Potter and the Half-Blood Prince, etc. | Harry Potter and The Philosopher's Stone, Harry Potter and the Chamber of Secrets, Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, Harry Potter and the Half-Blood Prince, etc. |
| Nationality | British | British |
| Importance in series | Mentor to the hero | The primary villain of the series |
| House | Gryffindor | Slytherin |
| Occupation | Headmaster at Hogwarts | The most feared wizard of all time |
| Author | JK Rowling | J.K. Rowling |
| Age | 110 (book one) 111 (book two) 112 (book three) 113 (book four) 114 (book five) 115 (book six) | 65 (book one) 66 (book two) 67 (book three) 68 (book four) 69 (book five) 70 (book six) 71 (book seven) |
| Headquarters | Hogwarts | Riddle Manor, Malfoy Manor |
| Known for | Defeating dark wizard Grindelwald, discovering the 12 uses of dragon blood, founding the Order of the Phoenix | Becoming the most dark wizard of all time, mass persecution of the Muggle-borns and Muggles |
| Cause of death | Planned "murder" | Murder |
Harry Potter 
Harry Potter 
J. K. Rowling 
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Comments: Dumbledore vs Lord Voldemort