What are the key differences between Fastmail and Outlook.com?

Compare Fastmail and Outlook.com side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Fastmail and Outlook.com scored?

Fastmail has an AI score of 8.28/10 and Outlook.com has an AI score of 8.18/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

Fastmail vs Outlook.com 2026 - Compared

Fastmail

Outlook.com

WINNER Fastmail

Fastmail edges ahead with a score of 8.3/10 compared to 8.2/10 for Outlook.com. While both are highly rated in their res...

emoji_events WINNER

Fastmail

8.28 Great

Email Hosting Get Fastmail open_in_new

Outlook.com

8.18 Great

Email Hosting Get Outlook.com open_in_new

Fastmail From $5.99/mo Free plan available

payments

Outlook.com Pricing not available

psychology AI Verdict

Fastmail edges ahead with a score of 8.3/10 compared to 8.2/10 for Outlook.com. While both are highly rated in their respective fields, Fastmail demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Fastmail

verified Confidence: Low

Ready to decide? Get Fastmail arrow_forward

description Overview

Fastmail

Fastmail offers subscription-based email hosting focused on managing an inbox, with calendars and contacts alongside it. Search and filtering help organize substantial amounts of mail, while custom-domain support makes it relevant to professional correspondence. Access through the web and supported apps allows individuals and businesses to use the service across devices without adopting a larger o...

Outlook.com

Outlook.com provides cloud-based email hosting through Microsoft. It’s a free webmail service commonly used by consumers for managing their personal and professional emails. The platform integrates with other Microsoft applications like Office 365, offering features such as calendar synchronization and contact organization.