Leonardo AI is the practical workhorse: solid image quality, a real API, a freemium on-ramp, and Canva's acquisition turning it into a fully integrated creative suite. It's built for teams who need images as part of a larger workflow, not just a one-off wow moment. Midjourney is the virtuoso — its V7/V8 models consistently produce the most artistically striking AI images on the market, and its community is enormous and obsessively passionate. The meaningful difference is infrastructure and accessibility. Leonardo plays well with other tools; Midjourney is essentially a Discord-native product with near-zero API access, which is a dealbreaker for anyone trying to automate or scale. Midjourney also has murkier data privacy practices and no free tier, raising both cost and trust concerns for business use. If you're a marketer, startup, or creative team that needs reliable output, workflow integration, and budget flexibility — Leonardo AI is your tool. If you're a creative professional or agency where image quality is the single non-negotiable and you can tolerate the workflow quirks, Midjourney still reigns supreme on pure output artistry.