Wheatley Size Information
The Portal 2 Authoring Tools says that Wheatley's mass is 45 kilograms (99.20802 pounds).
Wheatley knows that he's heavy, because at one point, he says: "Quick question: Have you been working out? Because there's no evidence of it. I'm not a plastic cup. We will be landing with some force. So a bit of grip. Just using grip. Classic grip."
Wheatley knows that he's heavy, because at one point, he says: "Quick question: Have you been working out? Because there's no evidence of it. I'm not a plastic cup. We will be landing with some force. So a bit of grip. Just using grip. Classic grip."