MedAcuity vs Phillips-Medisize: full comparison for 2026
Quick verdict
MedAcuity (4.3/5) edges ahead of Phillips-Medisize (3.9/5) overall. MedAcuity is the better choice for device makers with hardware but no software team. Phillips-Medisize is the stronger option for drug delivery devices needing high-volume production. The right choice depends on your project size, budget, and required tech stack.
MedAcuity vs Phillips-Medisize: head-to-head summary
| Criterion | MedAcuity | Phillips-Medisize |
|---|---|---|
| Founded | 2007 | 1964 |
| HQ | Westford, MA, USA | Hudson, WI, USA |
| Team size | 100–130 | ~7,000 |
| Rating | 4.3 / 5 | 3.9 / 5 |
| Primary differentiator | US-based, ISO 13485 certified team that does nothing but regulated device software | Design, molding and assembly of drug delivery devices under one global quality system |
| Pricing model | Time and materials, fixed project | Development contract plus manufacturing supply agreement |
| Min. engagement | Not disclosed | Not disclosed |
| Primary tech stack | Embedded C/C++, C#/.NET, Qt | Injection molding, Automated assembly, BLE |
| Industries served | Surgical & robotics, Diagnostics & lab devices, Digital health, Implantables & neuromodulation | Drug delivery, Diagnostics & lab devices, Surgical & therapeutic devices |
MedAcuity vs Phillips-Medisize: overview
MedAcuity
MedAcuity was founded in 2007 by software engineers and is based in Westford, Massachusetts. It concentrates on medical technology software: architecture, embedded and application development, risk management and the technical documentation behind FDA submissions, with experience across Class I, II and III and PMA devices. It is ISO 13485:2016 certified, and listings put its team at about 119 people. In 2021 it partnered with Fathom Consulting to add human factors engineering.
Phillips-Medisize
Phillips-Medisize is a subsidiary of Molex, itself owned by Koch Industries, and provides outsourced design, development and manufacturing to pharma, diagnostics and medical device companies. It is based in Wisconsin and has about 7,000 employees. Molex's purchase of inhalation specialist Vectura added combination-product expertise, and the combined team includes more than 1,200 engineers and scientists across 30 sites. A $110M manufacturing campus in Katowice, Poland, opened in November 2023.
Services and capabilities: MedAcuity vs Phillips-Medisize
| Capability | MedAcuity | Phillips-Medisize |
|---|---|---|
| Electronics & PCB design | ✗ | ✓ |
| Firmware & embedded software | ✓ | ✗ |
| SaMD & companion apps | ✓ | ✗ |
| Connected devices & IoT | ✗ | ✗ |
| Industrial design & human factors | ✗ | ✗ |
| Mechanical engineering | ✗ | ✓ |
| Device cybersecurity | ✓ | ✗ |
| Regulatory & QMS support | ✓ | ✓ |
| Manufacturing & scale-up | ✗ | ✓ |
Tech stack comparison: MedAcuity vs Phillips-Medisize
| Framework / platform | MedAcuity | Phillips-Medisize |
|---|---|---|
| Embedded C/C++ | ✓ | N/A |
| Embedded Linux | N/A | N/A |
| RTOS | N/A | N/A |
| BLE | N/A | ✓ |
| Cloud (AWS/Azure) | ✓ | N/A |
| IEC 62304 | ✓ | N/A |
| ISO 14971 | ✓ | N/A |
| ISO 13485 QMS | N/A | ✓ |
| Qt | ✓ | N/A |
Pricing comparison: MedAcuity vs Phillips-Medisize
| Criterion | MedAcuity | Phillips-Medisize |
|---|---|---|
| Minimum engagement | Not disclosed | Not disclosed |
| Engagement models | Fixed project, Time & materials | Fixed project, Manufacturing contract |
| Rate transparency | Not public | Not public |
| Price tier | Mid-market | Mid-market |
Target audience comparison: MedAcuity vs Phillips-Medisize
| Dimension | MedAcuity | Phillips-Medisize |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Surgical & robotics, Diagnostics & lab devices, Digital health | Drug delivery, Diagnostics & lab devices, Surgical & therapeutic devices |
| Best use cases | Writing and documenting the control software for a surgical system, Remediating software documentation gaps before an FDA submission | Autoinjector or pen injector development and production, Inhaler device for a pharma combination product |
| Typical project type | Fixed project | Fixed project |
MedAcuity vs Phillips-Medisize: pros and cons
| MedAcuity | |
|---|---|
| + | Software-only focus means IEC 62304 documentation and traceability are part of every project |
| + | Experience with PMA-level Class III software |
| + | US onshore team helps with data access and IP-sensitive programs |
| + | Secure lab space for testing with client hardware |
| - | Does not design hardware, so you need another partner for electronics and mechanics |
| - | US onshore rates are higher than nearshore software teams |
| - | Human factors work is handled through the Fathom partnership instead of an in-house group |
| Phillips-Medisize | |
|---|---|
| + | Very large manufacturing footprint across the US, Europe and Asia |
| + | Vectura deal added deep inhalation and combination-product skills |
| + | Development and manufacturing under one quality system |
| + | Experience with connected drug delivery |
| - | Owned by Molex and Koch Industries, so it suits large pharma more than small startups |
| - | Development work is usually tied to a manufacturing agreement |
| - | Less suited to software-heavy or early research projects |
Who should choose MedAcuity?
A typical fit: writing and documenting the control software for a surgical system.
US-based, ISO 13485 certified team that does nothing but regulated device software. Minimum engagement is not publicly disclosed. Works best with clients in Surgical & robotics, Diagnostics & lab devices, Digital health, Implantables & neuromodulation.
Who should choose Phillips-Medisize?
A typical fit: autoinjector or pen injector development and production.
Design, molding and assembly of drug delivery devices under one global quality system. Minimum engagement is not publicly disclosed. Works best with clients in Drug delivery, Diagnostics & lab devices, Surgical & therapeutic devices.
Decision matrix: MedAcuity vs Phillips-Medisize
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | MedAcuity |
| You need a large dedicated team for an ongoing programme | Check each company's engagement model |
| Your budget is at the lower end | Compare: MedAcuity (Not disclosed) vs Phillips-Medisize (Not disclosed) |
| You need specialist depth in a specific vertical | MedAcuity |
| You need staff augmentation or team extension | Neither; consider alternatives that offer staff aug |
| You need consulting before committing to a build | Both may offer discovery engagements |
Use case fit: MedAcuity vs Phillips-Medisize
| Use case | MedAcuity fit | Phillips-Medisize fit | Winner |
|---|---|---|---|
| Writing and documenting the control software for a surgical system | Strong | Limited | MedAcuity |
| Remediating software documentation gaps before an FDA submission | Strong | Limited | MedAcuity |
| Autoinjector or pen injector development and production | Limited | Strong | Phillips-Medisize |
| Inhaler device for a pharma combination product | Limited | Strong | Phillips-Medisize |
Verdict: MedAcuity vs Phillips-Medisize
MedAcuity (4.3/5) is the stronger overall choice for most Medical Device Development projects. US-based, ISO 13485 certified team that does nothing but regulated device software.
Phillips-Medisize (3.9/5) is worth a look if you need inhaler device for a pharma combination product. If your situation matches that, Phillips-Medisize is a competitive option.
Related comparisons
MedAcuity vs Phillips-Medisize FAQ
Is MedAcuity better than Phillips-Medisize?
MedAcuity (4.3/5) scores higher overall, but "better" depends on your use case. MedAcuity's strongest advantage: software-only focus means IEC 62304 documentation and traceability are part of every project. Phillips-Medisize's strongest advantage: very large manufacturing footprint across the US, Europe and Asia.
How do MedAcuity and Phillips-Medisize differ in pricing?
MedAcuity uses time and materials, fixed project pricing. Phillips-Medisize uses development contract plus manufacturing supply agreement pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: MedAcuity or Phillips-Medisize?
MedAcuity is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.
What are the main differences between MedAcuity and Phillips-Medisize?
MedAcuity's primary differentiator is: US-based, ISO 13485 certified team that does nothing but regulated device software. Phillips-Medisize's primary differentiator is: Design, molding and assembly of drug delivery devices under one global quality system. They also differ in team size (100–130 vs ~7,000), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Surgical & robotics, Diagnostics & lab devices vs Drug delivery, Diagnostics & lab devices).
Verify all details directly with each company before making a decision.