Comparison of the Kopernicus DFS series satellites.
The main satellite comparison index
| Satellite: | DFS 1 | DFS 2 | DFS 3 |
| . | note 1 | .note 2 | note 3 |
| Launch | 5 / 6 / 1989 | 24 / 7 / 1990 | 12 / 10 / 1992 |
| Launch Location | Kourou | Kourou | Cape Canaveral |
| Launch Mass (kg) | 1415 | 1415 | 1415 |
| Expected Lifetime (years) | 10 | 10 | 10 |
| Power Consumption (watts) | 1990 | 1990 | 1990 |
| Transponder Capacity at launch | 10 | 10 | 10 |
| TWTA Output (watts) | 20 | 20 | 20 |
| Transponder Bandwidth (MHz) | 3 @
90 7 @ 44 note 4 |
3 @
90 7 @ 44 note 4 |
3 @
90 7 @ 44 note 4 |
| Channels (MHz) | ? | ? | ? |
| Current Location | junk orbit | ? | junk orbit |
| Decommission Date | 11 / 1995 | 9 / 2001 | 2 / 2003 |
| Manufacturer / Spacecraft type | RDFS Spacebus 1000 | RDFS Spacebus 1000 | RDFS Spacebus 1000 |
| Stabilisation type | 3-axis | 3-axis | 3-axis |
Notes
1 went out of control in November 1995. Control regained in early December, but then lost again. Operated at 23.5E then 33.5E
2 Operated at 28.5E, 25.5 E, finally 39E
3 Leased to HellasSat, and renamed HellasSat 1
4 Bandwidths also given as 3 @ 72MHz & 7 @ 36MHz
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