The following video is part of our "Motley Fool Conversations" series, in which technology editor/analyst Andrew Tonner and industrials editor/analyst Brendan Byrnes discuss topics across the investing world.

Today, our Better Buys series turns its lens on two massive companies that dominate very different businesses -- semiconductors and industrial conglomerates. Andrew pitches smartphone chip maker Qualcomm. Brendan weighs in on 3M's prospects going forward. Listen in to see which stock appears more attractive for investors today.