Vortex Diamondback HD 8x42 vs Vortex Diamondback HD 10x42
vs
Quick take: The Vortex Diamondback HD 8x42 costs $20 less; the Vortex Diamondback HD 10x42 reaches farther (10x vs 8x); the Vortex Diamondback HD 8x42 has a wider field of view (393 vs 314 ft @ 1000 yds).
Field of view, to scale
you2505007501000 yds
Distance200 yds
Vortex Diamondback HD 8x427.5°
79 ft wide at 200 yds ≈ 2.0 school buses
Vortex Diamondback HD 10x426.0°
63 ft wide at 200 yds ≈ 1.6 school buses
Top-down view · drawn to true scale — no exaggeration
| Spec | Vortex Diamondback HD 8x42 | Vortex Diamondback HD 10x42 |
|---|---|---|
| Approx. price | ~$230 | ~$250 |
| Rating | — | — |
| Use case | Birding | Birding |
| Magnification | 8x | 10x |
| Objective | 42mm | 42mm |
| Exit pupil | 5.25mm | 4.2mm |
| Field of view | 393 ft @ 1000 yds | 314 ft @ 1000 yds |
| Eye relief | 17mm | 15.5mm |
| Close focus | 5.5 ft | 5.5 ft |
| Prism | Roof | Roof |
| Glass | HD | HD |
| Coating | Fully Multi-Coated | Fully Multi-Coated |
| Weight | 21.3 oz | 21.5 oz |
| Dimensions | 5.4 x 5.1 in | 5.7 x 5.1 in |
| Warranty | Lifetime (VIP) | Lifetime (VIP) |
Feature comparison
Vortex Diamondback HD 8x42
- ✗ED Glass
- ✓Phase-Corrected
- ✓Dielectric Coating
- ✓Waterproof
- ✓Fogproof
- ✗Image Stabilized
- ✓Tripod Adaptable
- ✗Magnesium Body
- ✗Locking Diopter
Vortex Diamondback HD 10x42
- ✗ED Glass
- ✓Phase-Corrected
- ✓Dielectric Coating
- ✓Waterproof
- ✓Fogproof
- ✗Image Stabilized
- ✓Tripod Adaptable
- ✗Magnesium Body
- ✗Locking Diopter