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| Canon source | Backstage source | Novel source | DITL speculation | 
| # | Series | Season | Source | Comment | 
| 1 | Star Trek Deep Space Nine Technical Manual | (140.72 m) Stated on page 160 | ||
| 2 | Speculative | DY-500 Class (140 m) Estimate, sized to be somewhat larger than the DY-100. | ||
| 3 | Generic official information | Franklin Class (137 m) Stated by Sean Hargreaves, who designed the ship. The size comparison image was drawn by him. | 
| Book : | Star Trek Deep Space Nine Technical Manual | 
| Comment : | (140.72 m) Stated on page 160 | 
| Source : | Speculative | 
| Comment : | DY-500 Class (140 m) Estimate, sized to be somewhat larger than the DY-100. | 
| Series : | Season | 
| Episode : | Generic official information | 
| Comment : | Franklin Class (137 m) Stated by Sean Hargreaves, who designed the ship. The size comparison image was drawn by him. | 
| © Graham & Ian Kennedy | Page views : 26,230 | Last updated : 28 Oct 2003 |