The Cullen clan isn't killed by sunlight — their skin simply sparkles.

“True Blood” vampires cannot come out during the day, and they can't enter a human's residence unless they're invited in.

Rob Pattinson and Kristen Stewart are rumored to be dating off-screen, though there's been no confirmation.

Stephen Moyer and Anna Paquin are definitely dating off screen — looks like vampires have a thing for their leading ladies!

The “Twilight” series is filmed in Vancouver.

“True Blood” is filmed in areas around Southern California and Louisiana.

“Twilight” takes place in rainy Forks, Washington.

“True Blood” takes place in Bon Temps, a fictional small town in Louisiana.

There is no mention in the “Twilight” saga of humans drinking vampire blood for strength.

In “True Blood,” vampire blood is used as a recreational drug called “V” which can heighten senses, give strength and cause hallucinations. Vampire blood, if ingested by a human, can help heal wounds.

The Cullens' eyes are shades of gold — but they turn black when it's time to eat! (The dots are for future special effects.)

There is no physical change to “True Blood” vampires when they're hungry.

The Cullen vampires attend high school and pretend to eat in order to fit in. Very few people know their true identity.

In “True Blood,” vampires live among people and are adjusting to life.

The Cullens are vegetarians — they won't kill humans.

Bill Compton, the main vampire in “True Blood,” only drinks a synthetic drink labeled True Blood, which allows vampires to sustain life without drinking human blood.

Some vampires in the “Twilight” saga do not remember their past lives as humans.

All of the vampires in “True Blood” remember their lives as humans.

Edward can read human minds ­— except for Bella's.

Sookie, a non-vampire, can read the minds of both humans and vampires — except her love, Bill.

Edward is attracted to the shy Bella because of her innate goodness, his inability to read her mind and the way she smells.

Bill is drawn to the telepathic Sookie because she's different from other humans.

Jasper Cullen can calm a room and Alice Cullen can predict the future.

Vampires in “True Blood” have the ability to “glamour” humans, similar to hypnosis.

Jacob, played by Taylor Lautner, can transform into a werewolf.

Werewolves exist in the world of “True Blood,” but have yet to be seen onscreen. They've only been mentioned during conversations between characters.

“Twilight” is narrated by Bella.

“True Blood” does not have a narrator.

In “Twilight,” vampires are destroyed when their heads are torn off and their bodies are burned.

In “True Blood,” a vampire can be killed with a wooden stake. Vampires in “True Blood” cannot come into contact with silver — it burns their skin.

The “Twilight” vampires are considered a myth.

In “True Blood,” vampires have emerged as a specific group in the population.

In order to become a vampire in “Twilight,” a human must be bitten and undergo days of transformation.

In order to become a vampire in “True Blood,” a vampire would drink the blood of a human, who would then drink that same vampire's blood in return.

In "Twilight," vampire fangs aren't outwardly visible.

In “True Blood,” a vampire can choose when to show its fangs.

In “Twilight,” humans are naturally afraid of the Cullens —­ even though they're unaware they are vampires.

In “True Blood,” the vampires are assimilated in society, though they're a minority.

In “Twilight,” Bella is impenetrable to vampire influence.

In “True Blood,” Sookie cannot be glamoured by vampires.

"Twilight" vampires are nomads.

In "True Blood," vampires live in communities amongst humans.

A coven of vampires, called the Volturi, reside in Italy and enforce the laws of the vampire world in "Twilight."

In "True Blood," there are five vampire districts, each with a sheriff.

“Twilight” vampires usually have a soul mate, i.e., Alice & Jasper, Emmett & Rosalie, Carlisle & Esme, etc.

In "True Blood," when one vampire creates another vampire, they have control over them.

In "Twilight," the werewolf genes only surface when vampires are near.

In "True Blood," Sam Merlotte can control when he shifts into a dog — except for Maryann, who has the power to command Sam to shift.

Vampires have to mimic human movements like breathing and fidgeting — they'd otherwise be as still as stone.

Vampires are like humans in "True Blood," except they're deathly pale and cold.

The "Twilight" vampires don't sleep.

In "True Blood," vampires live off of True Blood and human blood, and require sleep underground to rejuvenate.

Vampires in "True Blood," as in "Twilight," have immeasurable strength and speed.