Key Takeaways
- PVcase is a utility-scale design and layout tool; PVsyst is the bankable simulation standard
- PVcase requires AutoCAD (≈$1,800/yr extra) for its core Ground Mount plugin
- Most utility-scale teams use both tools together, costing $3,000-5,000+/yr combined
- PVcase handles design but not simulation; PVsyst handles simulation but not design
- Neither tool generates proposals or customer-facing financial reports
- SurgePV offers combined design and simulation up to 5 MW at $1,499/yr
Quick Verdict
Our Verdict
PVcase and PVsyst are complementary tools, not competitors. PVcase optimizes site layout in AutoCAD. PVsyst simulates energy yield. Utility-scale developers typically need both, plus AutoCAD itself. For teams working on projects up to 5 MW who want design and simulation in one cloud-based tool without AutoCAD dependency, SurgePV is a more efficient alternative at $1,499/yr.
Company Overview
PVcase
Founded
2018
Headquarters
Vilnius, Lithuania
Focus
Utility-scale AutoCAD design
Best For
Ground-mount layout & terrain analysis
Pricing
Enterprise (not public) + AutoCAD
PVsyst
Founded
1992
Headquarters
Satigny, Switzerland
Focus
Bankable PV simulation
Best For
Financial due diligence & utility-scale
Pricing
≈$800-1,400/yr
Feature Comparison
| Feature | PVcase | PVsyst |
|---|---|---|
| Cloud-Based | Partial (web + AutoCAD plugin) | ✗ (Desktop) |
| Site Layout Design | ✓ (AutoCAD-based) | ✗ |
| Terrain Analysis | ✓ (Detailed grading) | Basic |
| Row Spacing Optimization | ✓ (Automated) | Manual input |
| Cable Routing | ✓ | ✗ |
| Bankable Simulation | ✗ | ✓ (Industry standard) |
| Detailed Loss Modeling | ✗ | ✓ (30+ parameters) |
| P50/P90 Reports | ✗ | ✓ |
| Tracker Modeling | ✓ (Layout) | ✓ |
| Bifacial Modeling | ✗ | ✓ (Detailed) |
| Proposal Generation | ✗ | ✗ |
| Single-Line Diagrams | Basic (AutoCAD-based) | ✗ |
| AutoCAD Required? | Yes (≈$1,800/yr) | No |
| Residential Projects | ✗ (Utility-scale only) | ✓ |
| Meteo Data Sources | ✗ | ✓ (15+ databases) |
Design vs Simulation
PVcase and PVsyst solve different problems in the utility-scale development workflow. Understanding their respective roles is the key to deciding whether you need one, both, or an alternative.
PVcase: Site Layout Optimization
PVcase picks up where PVsyst cannot go. Working as an AutoCAD plugin, PVcase helps engineers optimize ground-mount array layouts by automating row placement, terrain grading calculations, cable routing, and tracker configuration.
The tool is built for the specific challenges of utility-scale development: uneven terrain, property boundaries, environmental setbacks, and equipment access roads. PVcase has over 1,500 customers working primarily on large-scale ground-mount projects.
PVcase does not simulate energy yield. Once you’ve optimized your layout in PVcase, you export the system parameters to PVsyst for bankable simulation. This handoff between tools is standard practice in the utility-scale industry but adds time and introduces version-control complexity.
PVsyst: Energy Yield Simulation
PVsyst takes a fully specified system design and calculates how much energy it will produce. The software models the complete energy conversion chain from solar irradiance through DC generation, inverter conversion, and AC grid injection. Its 30+ configurable loss parameters cover everything from module quality scatter to transformer efficiency.
For utility-scale projects, PVsyst’s tracker algorithms, bifacial module modeling, and uncertainty analysis are among the most validated in the industry. The output — a detailed report with P50/P75/P90 probability distributions — is what banks require to approve project financing.
PVsyst does not help you decide where to place panels, how to route cables, or how to grade the terrain. It needs those decisions as inputs.
Workflow Integration
The Typical PVcase + PVsyst Workflow
Most utility-scale development teams follow this sequence:
- PVcase: Import terrain data, define site boundaries, optimize row spacing and tracker configuration
- PVcase: Generate cable routing and grading plans in AutoCAD
- Export: Transfer system specifications (module count, orientation, tilt, spacing) to PVsyst
- PVsyst: Run bankable simulation with detailed loss modeling
- PVsyst: Generate P50/P90 report for lenders
This workflow is proven but requires three software licenses (PVcase + AutoCAD + PVsyst), manual data transfer between tools, and engineers skilled in all three platforms.
Pricing Comparison
| Cost Factor | PVcase | PVsyst |
|---|---|---|
| Annual License | Enterprise pricing (not public) | ≈$800-1,400/yr |
| AutoCAD Required? | Yes (+≈$1,800/yr) | No |
| Design Included? | Yes | No |
| Simulation Included? | No | Yes |
| Proposals Included? | No | No |
| Combined Annual Cost | $3,000-5,000+/yr (PVcase + AutoCAD + PVsyst) | |
PVcase (enterprise) + AutoCAD ($1,800) + PVsyst ($1,100) = $3,000-5,000+/yr for 1 userLooking for a Better Alternative? Try SurgePV
Design, simulate, and generate engineering documents in one cloud platform — no AutoCAD needed, starting at $1,499/year.
Start Free TrialNo credit card required · No AutoCAD dependency · Up to 5 MW
Pros & Cons Side-by-Side
PVcase
Pros
Cons
PVsyst
Pros
Cons
Who Should Choose What?
| Your Situation | Choose PVcase | Choose PVsyst |
|---|---|---|
| Utility-scale site layout optimization | ✓ | |
| Terrain grading and civil works | ✓ | |
| Cable routing optimization | ✓ | |
| Need bankable simulation for lenders | ✓ | |
| P50/P90 probability analysis | ✓ | |
| Residential or small commercial | ✓ | |
| Already using AutoCAD | ✓ | |
| Need both design + simulation | Both needed (or consider SurgePV) | |
| Need proposals + engineering docs | Neither (consider SurgePV) | |
Best Alternative: SurgePV
The PVcase + PVsyst combination is powerful for utility-scale development but comes with significant cost and complexity. You need three software licenses (PVcase + AutoCAD + PVsyst), engineers trained in all three platforms, and a manual data-transfer workflow between tools.
For teams working on projects up to 5 MW, SurgePV provides a more streamlined alternative:
- Design: Cloud-based layout tools with satellite imagery, automatic panel placement, and ground-mount configuration — no AutoCAD needed
- Simulation: 8760-hour energy yield analysis with P50/P75/P90 confidence levels and detailed loss modeling
- Proposals: Professional proposals with multi-currency financial modeling for cash, loan, lease, and PPA structures
- Engineering: Native SLD generation, three-line diagrams, BOM, wire sizing, and permit package export
- All-in-one: One platform, one login, one subscription at $1,499/yr for 3 users
SurgePV does not replace PVcase for 50+ MW utility-scale projects where terrain grading and cable routing optimization at that scale requires specialized tools. But for the vast majority of commercial and large-commercial projects, SurgePV delivers the complete workflow that PVcase and PVsyst only partially cover together.
Book a demo to see how SurgePV handles design-to-permit for commercial-scale projects.
Frequently Asked Questions
Is PVcase better than PVsyst for utility-scale projects?
They serve different roles. PVcase provides AutoCAD-based site design and layout optimization. PVsyst provides bankable energy simulation. Most utility-scale teams use both together — PVcase for design, PVsyst for bankable reports.
Can PVsyst replace PVcase?
No. PVsyst is a simulation engine, not a design tool. It calculates energy yield from a fully specified system but does not help you place panels, route cables, or grade terrain. You still need PVcase or equivalent for layout design.
Does PVcase work without AutoCAD?
PVcase Ground Mount is an AutoCAD plugin and requires an AutoCAD license. PVcase also offers a standalone web-based tool for some functions, but the core utility-scale design workflow runs on AutoCAD.
How much does PVcase cost?
PVcase uses enterprise pricing that is not publicly listed. Costs vary based on team size and modules selected. Contact PVcase directly for a quote. The AutoCAD license required adds approximately $1,800/yr.
How much does PVsyst cost?
PVsyst costs approximately $800-1,400/yr depending on the license tier. There is no free version for commercial use, though a limited learning edition is available.
What’s a better alternative to both PVcase and PVsyst?
SurgePV combines cloud-based design, bankable-grade simulation, proposals, and engineering documentation in one platform at $1,499/yr. It handles projects up to 5 MW without requiring AutoCAD or separate simulation software.
How many customers does PVcase have?
PVcase reports over 1,500 customers globally, primarily in the utility-scale and large commercial solar segments. The company is headquartered in Lithuania and has grown rapidly since its founding in 2018.
Does PVsyst run on Mac?
No. PVsyst is a Windows-only desktop application. It does not have a native Mac version or a cloud-based interface. Mac users must run Windows via Boot Camp, Parallels, or a virtual machine.
Can PVcase generate bankable energy reports?
No. PVcase is a layout and civil design tool. It does not simulate energy yield or produce P50/P90 probability reports. Once layout is finalized in PVcase, the system specifications are exported to PVsyst or another simulation engine for bankable analysis.
Which tool is easier to learn — PVcase or PVsyst?
PVcase is easier for engineers already familiar with AutoCAD, since it operates as a plugin within a known interface. PVsyst has a steep learning curve due to its 30+ configurable loss parameters and detailed simulation settings. Neither tool is considered beginner-friendly for users new to solar engineering.
