| Frigate | Built | LOA (ft) | Beam (ft) | Std. Disp. (tons) | Full Load Disp. (tons) | Shafts | Armor | Speed kts | Guns |
| River Class | 301.33 | 36.66 | 1460 | 2180 | 2 | 0 | 21 | 2-4" (2x1) | |
| RCN Lanark | 1943 | ||||||||
| LOA (inches) | Beam (inches) | Std. Disp. (lbs) | Full Load (lbs) | Pump | Armor | Speed 100' | Guns | ||
| 37.67 | 4.58 | 3.7 | 5.5 | 1/4 | 1/32" | 54.2 | 2-1/8" |