How to choose two similar svbony Porro binocular? SV206 vs SA204

It is important to choose a good pair of binoculars，then How to choose two similar svbony Porro tbinocular?

The following is a product comparison for svbony. From the product parameters and product appearance, what is the difference between SV206 and SA204?

The first is the parameters of the product

The basic parameters of the products are mostly the same, but the details are also different, such as eye mask, SA204 eye mask is more convenient to use, lighter in size and weight, easy to carry and use, eye distance and field of view.

SV206

1.The rubber shell material provides the most effective protection for SV206 binoculars,Even if it accidentally falls, it can provide effective protection
2.Suitable for most adults-even if you wear glasses
3.55-75mm ocular distance adjustable-Easily adjust to suit your own viewing needs
4.23mm eyerelief with ±4D Diopter COMP. design-Provide more choices for you who wear glasses

SV204

1.The large 50mm diameter objective lens gathers more light for a brighter viewing, and offers a nice observation experience especially in low-light conditions like dusk or dawn, and for observing the night sky. 23mm eyepiece causes less eyestrain when observing.

2.342ft/1000yds means when viewing objects at 1000 yards, you could see an area 342 feet wide. The 6.5 degree FOV and long eye relief make the binoculars comfortable to use.

3.There is one more option than the normal twist-up eyecups, so it is easier to adjust the most suitable distance between your eyes and the optical lens. Glasses wearers can adjust the eye cups up and down to reach a comfortable distance.

Contrast from appearance