DOA42 comparisons
AI tool comparisons
Two tools head to head: price, free version, devices, level, pros and cons. Pick the one you care about.
Compare two AI tools in the same category
Pick what you need it for, then the two tools. We only compare AI that does the same job, and we tell you which one we would pick.
1 · What for?
2 · Pick two
DOA verdict for writing
ChatGPT wins
88.5 ChatGPT · 84.7 Claude / 100
Daily writing, studying and first contact with AI. Very easy to use and versatile.
Why
- DOA score in writing · ChatGPT: 93/100 vs 88/100
- Free version · ChatGPT: 72/100 vs 68/100
- Ease of use: tie
- Devices: tie
Pick Claude if…
Developers and document-heavy analysts. High writing and reasoning quality.
How we decide: this verdict uses a formula of its own for comparisons, different from the DOA score: DOA score in writing (60%), free version (20%), ease of use (10%) and devices (10%). Data from each tool page, reviewed on 14 October 2026. How we calculate the DOA score and the verdict
| ChatGPT | Claude | |
|---|---|---|
| Price | Freemium Free with limits. Paid: Go (€8/month), Plus (€23/month) and Pro (from €103/month), Spain prices on chatgpt.com/pricing. | Freemium Free with limits. Pro $20 a month ($17 billed yearly), Max from $100 and Team $25 per seat ($20 billed yearly, 2 to 150 people). |
| Devices | Browser · Windows · Mac · Android · iPhone / iPad | Browser · Windows · Mac · Android · iPhone / iPad |
| Level | Easy | Easy |
| What it is for | Writing Getting work done Research Study Coding | Writing Coding Research Getting work done |
| DOA score | 93/100 | 88/100 |
| Key features |
|
|
| Pros |
|
|
| Cons |
|
|