Comparing PSLV-C5 and PSLV-C4
By | 27 Mar 2007
| | C5 | C4 |
| Overall length | 44.4 m | 44.4 m |
| Lift off weight | 294 t | 195 t |
| No of stages | 4 | 4 |
| Orbit | Sun synchronous orbit 817 km | Geosynchronous transfer Orbit |
| Payload weight | 1,360kg | 1,060kg |
| Stage I | | |
| Propellant | Solid HTPB | Solid HTPB |
| Fuel weight | 138t | 138t |
| Thrust/power | 4762kN | 4628kN |
| Burn time | 106.5 secs | 107 secs |
| Stage II | | |
| Fuel | Liquid UH25 + N2O4 | Liquid UDMH+N2O4 |
| Quantity | 41.5 t | 40.6 t |
| Thrust/power | 800 kN | 725 kN |
| Burn time | 147 secs | 163 secs |
| Stage III | | |
| Fuel | Sold HTPB | Sold HTPB |
| Quantity | 7.6 t | 7.6 t |
| Thrust/power | 246 kN | 260kN |
| Burn time | 109 secs | 109 secs |
| Stage IV | | |
| Fuel | Liquid MMH+MON | Liquid MMH+MON |
| Quantity | 2.5 t | 2.5 t |
| Thrust/power | 2x7.3 | 2x7.4 |
| Burn time | 515 secs | 515 secs |