Best IoT App Development Companies

Zühlke vs EPAM Systems: full comparison for 2026

Quick verdict

Zühlke (4.2/5) edges ahead of EPAM Systems (3.9/5) overall. Zühlke is the better choice for regulated medtech and industrial device programmes in Europe. EPAM Systems is the stronger option for fortune 500 firms adding IoT to enterprise systems. The right choice depends on your project size, budget, and required tech stack.

Zühlke vs EPAM Systems: head-to-head summary

Criterion Zühlke EPAM Systems
Founded 1968 1993
HQ Schlieren, Switzerland Newtown, Pennsylvania, USA
Team size 1,500–2,000 50,000+
Rating 4.2 / 5 3.9 / 5
Primary differentiator More than 50 years of product engineering with a strong regulated-industry record Publicly listed enterprise vendor that ties IoT data into large data and cloud estates
Pricing model Time and materials, fixed price Time and materials, dedicated team, managed services
Min. engagement Not published Not published
Primary tech stack Azure IoT, AWS, .NET AWS, Azure, Google Cloud
Industries served Healthcare, Industrial manufacturing, Energy, Financial services Industrial manufacturing, Healthcare, Retail, Financial services, Energy

Zühlke vs EPAM Systems: overview

Zühlke

Zühlke has engineered products from Schlieren, near Zurich, since 1968 and now employs roughly 1,500 to 2,000 people across Europe and Asia. Its connected-product work leans toward regulated and industrial clients: medical devices, laboratory equipment and machinery, where the app must pass audits as well as user tests. The firm handles product strategy, hardware, firmware, cloud and apps. Swiss and German pricing puts it at the top of the cost range on this list.

EPAM Systems

EPAM was founded in 1993 and is headquartered in Newtown, Pennsylvania, with more than 50,000 staff. It is listed on the New York Stock Exchange and works mostly for large enterprises. Connected-product and industrial IoT work happens inside its broader engineering, data and cloud practices. Its scale and compliance are real advantages, but IoT apps are a narrow slice of what it does.

Services and capabilities: Zühlke vs EPAM Systems

Capability Zühlke EPAM Systems
Mobile companion apps ✓ ✓
Web dashboards and portals ✓ ✓
IoT cloud back end ✓ ✓
Embedded firmware ✓ ✗
Hardware design ✓ ✗
Edge AI ✗ ✗
Fixed-price projects ✓ ✗
Dedicated team model ✗ ✓

Tech stack comparison: Zühlke vs EPAM Systems

Framework / platform Zühlke EPAM Systems
AWS ✓ ✓
Azure ✓ ✓
Embedded Linux N/A N/A
BLE N/A N/A
MQTT N/A N/A
Swift N/A N/A
Kotlin N/A N/A
Flutter N/A N/A
React Native N/A N/A

Pricing comparison: Zühlke vs EPAM Systems

Criterion Zühlke EPAM Systems
Minimum engagement Not published Not published
Engagement models Fixed project, Time and materials Dedicated team, Time and materials, Managed services
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Zühlke vs EPAM Systems

Dimension Zühlke EPAM Systems
Best company size Startup to mid-market Startup to mid-market
Best industries Healthcare, Industrial manufacturing, Energy Industrial manufacturing, Healthcare, Retail
Best use cases Developing a connected medical device app that must pass regulatory audit., Building a monitoring app for laboratory or industrial equipment. Connecting factory telemetry to an enterprise data platform., Building internal apps that use device data across a large company.
Typical project type Fixed project Dedicated team

Zühlke vs EPAM Systems: pros and cons

Zühlke
+ Experience with IEC 62304-style medical software processes
+ Consulting and engineering in one firm, from product definition to release
+ Strong presence in Switzerland, Germany, Austria and the UK
+ Hardware and firmware teams in-house
- Among the most expensive vendors on this list
- Consulting-heavy engagements may include more discovery than a small team wants
- Less suited to fast, low-budget consumer MVPs
EPAM Systems
+ Public-company governance and financial reporting
+ Strong data engineering for analysing large telemetry volumes
+ Global delivery footprint
- IoT app development is a small part of a broad enterprise portfolio
- Little hardware or firmware work
- Pricing and process are built for large enterprises and rarely fit startup budgets

Who should choose Zühlke?

A typical fit: developing a connected medical device app that must pass regulatory audit.

More than 50 years of product engineering with a strong regulated-industry record. Minimum engagement is not publicly disclosed. Works best with clients in Healthcare, Industrial manufacturing, Energy, Financial services.

Who should choose EPAM Systems?

A typical fit: connecting factory telemetry to an enterprise data platform.

Publicly listed enterprise vendor that ties IoT data into large data and cloud estates. Minimum engagement is not publicly disclosed. Works best with clients in Industrial manufacturing, Healthcare, Retail, Financial services, Energy.

Decision matrix: Zühlke vs EPAM Systems

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Zühlke
You need a large dedicated team for an ongoing programme EPAM Systems
Your budget is at the lower end Compare: Zühlke (Not published) vs EPAM Systems (Not published)
You need specialist depth in a specific vertical EPAM Systems
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Zühlke

Use case fit: Zühlke vs EPAM Systems

Use case Zühlke fit EPAM Systems fit Winner
Developing a connected medical device app that must pass regulatory audit. Strong Limited Zühlke
Building a monitoring app for laboratory or industrial equipment. Strong Strong Both equally
Connecting factory telemetry to an enterprise data platform. Limited Strong EPAM Systems
Building internal apps that use device data across a large company. Strong Strong Both equally
Fixed-price MVP app Limited Limited Both equally
Long-term dedicated team Limited Limited Both equally

Verdict: Zühlke vs EPAM Systems

Zühlke (4.2/5) is the stronger overall choice for most IoT App Development projects. More than 50 years of product engineering with a strong regulated-industry record.

EPAM Systems (3.9/5) is worth a look if you need building internal apps that use device data across a large company. If your situation matches that, EPAM Systems is a competitive option.

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Zühlke vs EPAM Systems FAQ

Is Zühlke better than EPAM Systems?

Zühlke (4.2/5) scores higher overall, but "better" depends on your use case. Zühlke's strongest advantage: experience with IEC 62304-style medical software processes. EPAM Systems's strongest advantage: public-company governance and financial reporting.

How do Zühlke and EPAM Systems differ in pricing?

Zühlke uses time and materials, fixed price pricing. EPAM Systems uses time and materials, dedicated team, managed services pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Zühlke or EPAM Systems?

Zühlke 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 Zühlke and EPAM Systems?

Zühlke's primary differentiator is: more than 50 years of product engineering with a strong regulated-industry record. EPAM Systems's primary differentiator is: publicly listed enterprise vendor that ties IoT data into large data and cloud estates. They also differ in team size (1,500–2,000 vs 50,000+), minimum engagement (Not published vs Not published), and primary industries served (Healthcare, Industrial manufacturing vs Industrial manufacturing, Healthcare).

Verify all details directly with each company before making a decision.