Asteroid 2012 DA14 has a mass of around 130,000,000 kg, about 2.5 times that of the RMS Titanic, which had a mass of about 53,149,413 kg, according to the Titanic Artifact Exhibition.
African elephants are much smaller than 2012 DA14. According to the San Diego Zoo, the mass of an African Elephant is up to 6,800 kg. And the moon has a substantially larger mass than 2012 DA14—a whopping 73,476,730,924,573,500,000,000 kg.