Stable Diffusion vs Upscayl
Stable Diffusion vs Upscayl, compared side by side on 12 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Stable Diffusion is on 54/100 and Upscayl on 9/100.
Where each one leads
Stable Diffusion
- our overall score: 54/100 against 9/100
- domain rating: 97/100 against 0/100
Upscayl
- agent readiness: 57/100 against 42/100
At a glance
| Measure | Stable Diffusion | Upscayl |
|---|---|---|
| What it is | Open-source text-to-image diffusion model for generating realistic images from text prompts. | Free open-source AI image upscaler for Windows, Mac, and Linux, enhancing photos locally with Real-ESRGAN on your GPU. |
| Category | Generative AI, Foundation Model, Diffusion Model, AI Image Generation | AI Image Generation, Generative AI, Image Upscaling, Open Source |
| Sells toBusiness model | B2B | B2C |
| Offering | Software | Software |
| Founded | 2022 | Not published |
| Headquarters | London, United Kingdom | Not published |
| Status | Active | Active |
Size, funding and growth
| Measure | Stable Diffusion | Upscayl |
|---|---|---|
| Total funding | $101M | Not published |
| Latest round | Series A | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Stable Diffusion | Upscayl |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 54/100 | 9/100 |
| Traction | 40/100 | Not published |
| Search visibility | 19/100 | 8/100 |
| Quality | 78/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | D (42/100) | D (57/100) |
| Domain ratingLink authority, 0-100 | 97/100 | 0/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Stable Diffusion | Upscayl |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| Frameworks | Tailwind CSS | Not detected |
| Analytics | Not detected | Google Analytics 4, Microsoft Clarity |
| Open source | Yes | No |
| Self-hostable | Yes | No |
What users say
| Measure | Stable Diffusion | Upscayl |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 3 positive, 2 negative across 6 threads |
“Upscayl is honestly always been a classic and if being open source makes it rlly great, and honestly think you have a some technical skills it could be better than topaz as you can fine tune it. Its overall rlly good for most things.”r/upscaling
Stable Diffusion vs Upscayl: common questions
Which is better, Stable Diffusion or Upscayl?
On our 0-100 score Stable Diffusion rates higher (54/100 against 9/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 12 data points above: read the rows that match what you are buying for.
How do Stable Diffusion and Upscayl compare on the numbers?
Stable Diffusion leads on our overall score (54/100 against 9/100), domain rating (97/100 against 0/100). Upscayl leads on agent readiness (57/100 against 42/100).
What do real users say about Stable Diffusion and Upscayl?
Upscayl: 3 positive and 2 negative mentions across 6 Reddit threads we track, mostly in r/upscaling.
Read the full Stable Diffusion review and pricing or the Upscayl review and pricing. You can also browse other Stable Diffusion alternatives we track.