depends on the software installed on both and the adversary you have in mind
if we're talking defending from suits; your phone is probably turned on a lot larger percentage of the time than your laptop so it's more susceptible to a cold boot attack
if we're talking defending from some thug who jacked your phone; it probably doesnt matter
if we're talking defending from suits; your phone is probably turned on a lot larger percentage of the time than your laptop so it's more susceptible to a cold boot attack
if we're talking defending from some thug who jacked your phone; it probably doesnt matter