8–12 weeks typical, depending on integrations
12–24 months to MVP; several years to reach parity
Predictable subscription with support and updates included
High and variable once maintenance, compliance, and infrastructure are included
Lower; vendor provides product, hosting, security, and support
High, multidisciplinary (backend, iOS, Android, QA, DevOps, product, UX)
Configurable and extensible via SDKs and APIs
High, multidisciplinary (backend, iOS, Android, QA, DevOps, product, UX)
Lower with proven patterns, case studies, and dedicated support
Higher delivery and run risk; delays often driven by integrations and upkeep