Hey there!
Here are a few essential factors one should go through before selecting their next e-commerce platform:
1. Cost of Ownership
2. Integrations
3. Themes & User Experience (UX)
4. Headless Commerce Support
5. eCommerce Platform Speed & Scalability
6. Store Functionality & Ease of Use (Product Management System)
7. eCommerce Platform Security
8. Multiple Payment Gateways Support
9. Personalization
10. Mobile friendliness
11. SEO Friendliness
12. Order Management System (OMS)
Once you go through the following points, I hope you'll get a clear picture of which e-commerce platform to go ahead with.
Thank you.