QNX Neutrino RTOS vs Ubuntu Server
| QNX Neutrino RTOS | Ubuntu Server | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | $2.08/mo |
| Open source | No | No |
| Platforms | — | Linux, self-hosted |
| Free plan | No | Yes |
| Device types | Embedded systems; supported applications include medical instruments, routers, telematics devices, process-control systems and air-traffic-control systems | servers, virtual machines, cloud instances, IoT/edge devices |
| CPU architectures | MIPS, PowerPC, SH-4, ARM, StrongARM, XScale, x86 | amd64, arm64, armhf, ppc64el, riscv64, s390x |
| Support lifecycle | Foundational QNX products typically reach End of Sale and Standard Support 8 years after commercial release; product-specific lifecycle varies | LTS: five years standard security maintenance; Ubuntu Pro extends coverage to 10 years, with Legacy add-on extending it to 15 years. |
| Built-in management | QNX Software Center for downloading and managing QNX SDP versions 7.x and 8.x | Landscape centralized estate management; Kernel Livepatch; security updates and hardening |
| App compatibility | POSIX API support; portability and migration from Linux, Unix and other POSIX programs | Ubuntu package repositories (Main and Universe); cloud images; server ISO installation |
| Deployment models | Embedded target hardware; runtime virtual machine availability is documented for QNX Neutrino | physical server, virtual machine, public/private/hybrid cloud, cloud image, IoT/edge device |
Both are listed in Best Operating Systems. On Freedom251, Ubuntu Server scores higher on our published basis.