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Weather & Environment · head to head

OpenWeatherMap vs Wartsila Voyage

OpenWeatherMap logo

OpenWeatherMap

Weather & Environment

Developer-friendly weather API with global coverage

From
Free
Rated
-
Full reviewWebsite
Wartsila Voyage logo

Wartsila Voyage

Maritime & Shipping

Smart maritime ecosystem solutions

From
$15000/one-time
Rated
-
Full reviewWebsite

The short version

  • Only OpenWeatherMap has a free tier, so it costs nothing to try first.
  • Each has a real cost: OpenWeatherMap free tier capped at 60 calls/minute and 1,000,000 calls/month; Wartsila Voyage limited publicly available pricing information requires direct contact with sales team
  • They diverge on capability: OpenWeatherMap covers Weather API, Wartsila Voyage covers ECDIS navigation.

Where they differ

Only the attributes on which OpenWeatherMap and Wartsila Voyage actually diverge.

Attributes where OpenWeatherMap and Wartsila Voyage differ
AttributeOpenWeatherMapWartsila Voyage
Starting priceFree$15000/one-time
Pricing modelUnknownone-time
Free tierYesNo
PlatformsWebBridge Systems, Web
CategoryWeather & EnvironmentMaritime & Shipping
Founded20171834

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in OpenWeatherMap

  • Weather API
  • Current conditions
  • Forecasts
  • Historical data
  • Weather maps
  • REST API
  • JSON format
  • Widgets

Only in Wartsila Voyage

  • ECDIS navigation
  • Voyage planning
  • Fleet performance
  • Port optimization
  • Bridge systems
  • Fleet management
  • Port systems
  • Embedded support

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

OpenWeatherMap

  • Embedding current weather and short-term forecasts into third-party apps/websitesnot Wartsila Voyage
  • Pulling historical and statistical weather data for researchnot Wartsila Voyage
  • Displaying weather map overlays (precipitation, clouds, etc.) via the Weather Maps APInot Wartsila Voyage
  • Monitoring air pollution levels via the Air Pollution APInot Wartsila Voyage
  • Geocoding locations for weather lookupsnot Wartsila Voyage

Wartsila Voyage

No use cases recorded yet. See the Wartsila Voyage review.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

OpenWeatherMap

  • Free tier capped at 60 calls/minute and 1,000,000 calls/month
  • Free tier limited to current weather, 3-hour/5-day forecast, air pollution, 15 map layers, and geocoding only
  • One Call API free allowance is only 1,000 calls/day before pay-per-call charges apply
  • Paid tier (Startup, Developer, Professional, Expert) exact USD prices are not published on the public pricing page

Wartsila Voyage

  • Limited publicly available pricing information requires direct contact with sales team
  • Requires specialized training for bridge crews to operate effectively in different vessel scenarios

Pricing, plan by plan

OpenWeatherMap

Free
  • FreeFree
    • 60 calls/min
    • 1,000,000 calls/month
    • current weather, 3-hr/5-day forecast, air pollution, 15 map layers, geocoding

Wartsila Voyage

$15000/one-time
  • ECDIS Suite$30000/one-time
    • ECDIS
    • Voyage planning
    • Weather routing

Which should you pick?

Choose OpenWeatherMap if

  • You need weather api.
  • You want to start without paying.
  • You also want current conditions.
OpenWeatherMap review

Choose Wartsila Voyage if

  • You need ecdis navigation.
  • You work on Bridge Systems, Web.
  • You also want voyage planning.
Wartsila Voyage review

Questions people ask

Is OpenWeatherMap or Wartsila Voyage better?
Neither clearly leads. OpenWeatherMap starts at Free and Wartsila Voyage at $15000/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, OpenWeatherMap or Wartsila Voyage?
OpenWeatherMap has a free tier; the other does not. Paid plans start at Free for OpenWeatherMap and $15000/one-time for Wartsila Voyage.
Does OpenWeatherMap or Wartsila Voyage run on more platforms?
OpenWeatherMap runs on Web. Wartsila Voyage runs on Bridge Systems, Web.
Can I use OpenWeatherMap for free?
Yes. OpenWeatherMap has a free tier, so you can try it without paying. Wartsila Voyage starts at $15000/one-time.
What is OpenWeatherMap best used for?
OpenWeatherMap is most often used for embedding current weather and short-term forecasts into third-party apps/websites, pulling historical and statistical weather data for research, displaying weather map overlays (precipitation, clouds, etc.) via the weather maps api, monitoring air pollution levels via the air pollution api. Of those, embedding current weather and short-term forecasts into third-party apps/websites and pulling historical and statistical weather data for research are not what Wartsila Voyage is typically brought in for.
What can OpenWeatherMap do that Wartsila Voyage cannot?
OpenWeatherMap covers Weather API, Current conditions, Forecasts, Historical data. Wartsila Voyage covers ECDIS navigation, Voyage planning, Fleet performance, Port optimization. Both handle Web support.

Answered from the vendors’ own pages

Wartsila Voyage: What is Navi-Sailor ECDIS?

Navi-Sailor ECDIS is an IMO-compliant electronic chart display system integrating GPS, radar, and AIS data for route planning and monitoring. It is one of the most installed ECDIS solutions worldwide.

Source
Wartsila Voyage: Does Wärtsilä offer fleet management integration?

Yes. Navi-Sailor ECDIS integrates with Wärtsilä Fleet Optimisation Solution to connect ship and shore, providing fleet teams better visibility and bridge teams streamlined workflows.

Source
Wartsila Voyage: Is Wärtsilä Voyage compliant with maritime regulations?

Yes. Navi-Sailor ECDIS is fully IMO-compliant and designed to satisfy SOLAS Chapter V requirements. It supports S-100 standards for future maritime data interoperability.

Source
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