Salesforce targets enterprise teams with 1000 or more employees and is not a fit for smaller companies, while Asana is better for complex projects if you have a dedicated project manager and the budget, though it requires a lot of setup and maintenance.
Only use Salesforce if your company is huge, otherwise pick Asana if you need advanced project management and can handle the setup.
If you care about complexity and depth for massive, enterprise-scale operations, Salesforce is built for giant companies with thousands of employees and can map to highly complex business processes, but only if you have a massive budget and a dedicated consultant to make it work. For anyone else, especially startups or lean teams, it's way too heavy, expensive, and slow to get real value.
Asana, on the other hand, brings a ton of features for complex project management and is reliable even for long-term use, but you still need time, resources, and ideally a dedicated project manager to really benefit. It's best for larger teams or organizations that want reporting, custom fields, and advanced views. If you're a small team with simple needs, Asana will feel bloated and slow you down, but it's still far more approachable than Salesforce.
If you have a huge enterprise with complex workflows and a big budget, Salesforce makes sense. For nearly everyone else, Asana is the more practical option for handling complex projects without the extreme overhead and consulting costs.