Most passenger cars will float in just  of water, and  of water will sweep most vehicles (including SUVs and pick-ups) away.
mˈoʊst pˈæsɪndʒɚ kˈɑːɹz wɪl flˈoʊt ɪn dʒˈʌst ʌv wˈɔːɾɚ, ænd ʌv wˈɔːɾɚ wɪl swˈiːp mˈoʊst vˈiəkəlz ɪŋklˈuːdɪŋ ˌɛsjˌuːvˈiːz ænd pˈɪkˌʌps ɐwˈeɪ.