Product Comparison
From World Wind Wiki
| Which virtual globe is right for you? | |||||||
| NASA World Wind | Google Earth | Google Earth Plus | Google Earth Pro | ArcGIS Explorer | Virtual Earth 3D | SkylineGlobe | |
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| License | open-source | proprietary | proprietary | proprietary | proprietary | ||
| Price | free | free-of-charge (personal use only) | $20 per year (personal use only) | $400 per year | |||
| Planets | Earth, Moon, Mars, Venus, Jupiter, SDSS | Earth | Earth | Earth | Earth | ||
| Imagery | multiple layers for every planet | one layer with hi-res patches | several layers from ArcGIS Online service | 3 layers: aerial, road, hybrid | |||
| Search capabilities | cities and villages: worldwide, detailed addresses: US, UK, Japan, Australia 1 | cities and villages: worldwide, limited addresses: ... | cities and villages: worldwide, detailed addresses: US, UK, Japan, Australia | ||||
| Driving directions | 
| a few countries | United States | many countries | |||
| Data formats | World Wind XML, KML/KMZ2, SHP, WMS, WFS, Images3 | KML/KMZ, WMS2, Images3, GPX, COLLADA | KML/KMZ, JPEG2000, GeoTIFF, MrSID, IMG, ECW, SHP, WMS, ArcIMS, ArcWeb | ||||
| GPS support |  (plugin)
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| Movie Maker | (plugin)
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| Support | Website, chat | Website only | Website, email | Website, email, chat | |||
| (Your idea for a feature here) | 4
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- 1 With VE geocoder
- 2 Limited/Not all features are supported
- 3 jpg/png/gif/bmp/...
- 4 World Wind can be extended by plugins
Sources
