GoPro - HERO13 Black Mini (rumored) vs DJI - Osmo Action 5 Pro

The Osmo Action 5 Pro is the clear pick on raw spec strength, leading by 36.4 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.

Pick the HERO13 Black Mini (rumored) if you care most about max video. The biggest gaps in its favor are max video.

Pick the Osmo Action 5 Pro if you care most about max 4k fps and waterproof depth. Its strongest claims are max 4k fps, waterproof depth, stabilization.

Both ship with comparable horizon lock, so those specs don't separate the two — focus on the differences below.

Bottom line: the Osmo Action 5 Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.