| 9x63 | 20x80 | |
| Product Number | B120031 | B122080 |
| Clear Aperture | 63 mm (2.5 inches) | 80 mm (3.2 inches) |
| Prism Type | Roof Prism | Porro prism |
| Magnification | 9x | 20x |
| Coatings | Fully-coated | Multicoated |
| Field of View | 93m at 1000m/5.8° | 56m at 1000m/3.2° |
| Exit Pupil | 7 mm | 4 mm |
| Eye Relief | 21.5mm | 17 mm |
| Dioptre Adjustment Range | N/A | -4 ~ +8 |
| Range of interpupillary distance adjustment | 63 mm - 73 mm | 58 mm - 72 mm |
| Additional Features | 9x63 | 20x80 |
| Tripod Mountable | Yes. Compatible with 3rd party brackets. Mounting bracket not included. | Yes with included sliding mounting bracket |
| Water Tightness | No | No |
| Carry Case | Included | Included |
| Neck Strap | Included | Included |
| Lengs cleaning cloth | Included | Included |
| Weights and Dimensions | 9x63 | 20x80 |
| Dimensions (H x W x D) | 6.25 x 10.5 x 2.8 | 13 x 9 x 4 inches |
| Weight | 2.75 lbs. | 4.55 lbs. |