| Construction Data: | ||
| Model Number — | Mk I | Mk II |
| Ship Class — | IV | IV |
| Date Entering Service — | 2255 | 2259 |
| Number Constructed — | 33 | 22 |
| Hull Data: | ||
| Superstructure Points — | 12 | 13 |
| Damage Chart — | C | C |
| Size: | ||
| Length — | 194.63 m | 194.63 m |
| Width — | 78.87 m | 78.87 m |
| Height — | 56.23 M m | 56.23 M m |
| Weight — | 28,765 mt | 31,235 mt |
| Cargo: | ||
| Cargo Units — | 44 SCU | 44 SCU |
| Cargo Capacity — | 2,200 mt | 2,200 mt |
| Landing Capacity — | None | None |
| Equipment Date: | ||
| Control Computer Type — | M-1 | M-1 |
| Transporters: | ||
| Standard 6-person — | 1 | 1 |
| Emergency 22-person — | 1 | 1 |
| Cargo — | 1 | 1 |
| Other Data: | ||
| Crew — | 83 | 83 |
| Passengers — | 10 | 10 |
| Shuttlecraft — | 2 | 2 |
| Engines And Power Data: | ||
| Total Power Units Available — | 20 | 24 |
| Movement Point Ratio — | 2/1 | 2/1 |
| Warp Engine Type — | FWA-2 | FWA-2 |
| Number — | 2 | 2 |
| Power Units Available — | 8 ea. | 8 ea. |
| Stress Charts — | J/M | J/M |
| Max Safe Cruising Speed — | Warp 6 | Warp 6 |
| Emergency Speed — | Warp 8 | Warp 8 |
| Impulse Engine Type — | FIB-1 (x2) | FIB-2 (x2) |
| Power Units Available — | 2 ea. | 4 ea. |
| Weapons And Firing Data: | ||
| Beam Weapon Type — | FH-1 | FH-2 |
| Number — | 8 | 8 |
| Firing Arcs — | 2 f/p, 2 f/s, 2 p/a, 2 s/a | 2 f/p, 2 f/s, 2 p/a, 2 s/a |
| Firing Chart — | F | H |
| Maximum Power — | 2 | 3 |
| Damage Modifiers: | ||
| +3 | (-) | (-) |
| +2 | (-) | (-) |
| +1 | (-) | (1-10) |
| Torpedo Weapon Type — | FP-1 | FP-1 |
| Number — | 2 | 2 |
| Firing Arcs — | 2 f | 2 f |
| Firing Chart — | L | L |
| Power to Arm — | 1 | 1 |
| Damage — | 10 | 10 |
| Shield Data: | ||
| Deflector Shield Type — | FSG | FSF |
| Shield Point Ratio — | 1/1 | 1/2 |
| Maximum Shield Power — | 12 | 13 |
| Combat Efficiency: | ||
| D — | 48.7 | 71.6 |
| WDF — | 12.8 | 19.2 |