Compare Barska 10x25 Blackhawk vs Brunton Echo 10 30x21 Zoom vs Vortex Optics Viper HD 10x42

Basic Info

Type

Monoculars
Monoculars
Binoculars

Optical specifications

Prism Type

Roof

Magnification

10x
10.0 - 30.0x
10x

Objective Lens Diameter

25mm
21 mm
42mm

Angle of View

5.8
6.1

Field of View

303' at 1000 yd (101 m at 1000 m)
178 - 10 ft (54 - 3 m) at 1000 yd
319' at 1000 yd / 105.91 m at 1000 m

Exit Pupil Diameter

2.5 mm
2.4 - 1.8 mm
4.2

Eye Relief

11 mm
12 mm
16.5

Minimum Focus Distance

13 ft (4 m)
10 ft (3 m)
5.1' / 1.55 m

Interpupillary Adjustment

59 - 75 mm / 2.32 - 2.95"

Dioptric Correction

Focus Type

Center

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

1.25 x 1.25 x 4.25 (3.2 x 3.2 x 10.8 cm)
4.25 x 1.25" (11 x 3 cm)
5.8 x 5.3 x 1.65"

Weight

5 oz (142 g)
3.2 oz (91 g)
24.6 oz

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
7.4 x 6.1 x 2.75"
8.75 x 7.3 x 4.1"

Package Weight

0.35 lb
0.35 lb
2.45 lb

Common

Model

10x25 Blackhawk
Echo 10 30x21 Zoom
Optics Viper HD 10x42

Brand

Barska
Brunton
Vortex

Rating on Amazon

3.3
3.0
4.6

Reviews on Amazon

218
21
290

Monoculars and Binoculars comparison rating

  • better
  • worse
  • 2
  • 0
  • 6
  • 2Barska 10x25 Blackhawk
  • 0Brunton Echo 10 30x21 Zoom
  • 6Vortex Optics Viper HD 10x42

The best monocular or binocular is Vortex Optics Viper HD 10x42. Purchase Vortex Optics Viper HD 10x42 at Amazon

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