Quick answer

Best quality: Midjourney. Most convenient: DALL-E 3 (inside ChatGPT). Most photorealistic: Flux. Safest for commercial use: Adobe Firefly. Best for non-designers: Canva AI. The right choice depends on whether you prioritise quality, convenience, or legal safety.

1. Midjourney — best overall quality

Midjourney consistently produces the most visually striking images of any AI generator. The aesthetic quality — lighting, composition, detail — is ahead of competitors. It runs through Discord (slightly awkward) or its own web interface (much better). No free tier in 2026; plans start at $10/month.

2. DALL-E 3 — most convenient

DALL-E 3 is built into ChatGPT, which makes it the easiest to use — just describe what you want in plain English in the same conversation. Quality is good but not as consistently polished as Midjourney. Available with ChatGPT Plus ($20/month).

3. Flux — best for photorealism

Flux (by Black Forest Labs) produces the most photorealistic images of any open model. It is particularly strong on human faces and real-world scenes. Available through several platforms including Replicate and NightCafe. Free options exist with usage limits.

4. Adobe Firefly — safest for commercial use

Adobe Firefly is trained exclusively on licensed content, which means images it generates are commercially safe — no copyright concerns. Quality is good, not exceptional. The best choice for businesses creating marketing materials who need legal certainty. Included in Adobe Creative Cloud subscriptions.

5. Canva AI — best for non-designers

Canva's AI image tools are built directly into the Canva design interface. You do not need to use a separate tool — generate an image and immediately use it in a presentation, social post, or document. Image quality is decent. The workflow is the selling point, not the image output.

Free options: Microsoft Designer (powered by DALL-E 3) is free with a Microsoft account. Google ImageFX (powered by Imagen 3) is free and produces strong results. Both are good starting points before paying for anything.

Bottom line

Start with Microsoft Designer or Google ImageFX (both free). If you need higher quality regularly, Midjourney is worth the $10/month. If you create commercial content and need legal safety, Adobe Firefly is the responsible choice.