# Kowa TSN-99A Prominar vs Athlon Cronus G2 UHD 20-60x86: specs and price compared

A sourced, side-by-side comparison of the Kowa TSN-99A Prominar (Kowa) and Athlon Cronus G2 UHD 20-60x86 (Athlon Optics) among spotting scopes. Athlon Cronus G2 UHD 20-60x86 is the cheaper of the two at $1249.99.

## Side by side

| Spec | Kowa TSN-99A Prominar | Athlon Cronus G2 UHD 20-60x86 |
| --- | --- | --- |
| US price | $4499 | $1249.99 |
| Brand | Kowa | Athlon Optics |
| Objective lens (mm) | 99 | 86 |
| Magnification range | 30-70x | 20-60x |
| Glass type | fluorite | — |
| Viewing angle | angled | angled |
| Field of view ft1000yd | 105 | 111 |
| Close focus (ft) | — | 26.2 |
| Eye relief (mm) | 17 | 20 |
| Waterproof | Yes | Yes |
| Nitrogen purged | Yes | No |
| Length (in) | — | 16.2 |
| Weight (oz) | — | 73.5 |

## Key differences

- Objective lens (mm): Kowa TSN-99A Prominar 99 vs Athlon Cronus G2 UHD 20-60x86 86
- Magnification range: Kowa TSN-99A Prominar 30-70x vs Athlon Cronus G2 UHD 20-60x86 20-60x
- Field of view ft1000yd: Kowa TSN-99A Prominar 105 vs Athlon Cronus G2 UHD 20-60x86 111
- Eye relief (mm): Kowa TSN-99A Prominar 17 vs Athlon Cronus G2 UHD 20-60x86 20
- Nitrogen purged: Kowa TSN-99A Prominar Yes vs Athlon Cronus G2 UHD 20-60x86 No

## Sources

- Kowa TSN-99A Prominar: https://kowaoptics.com/products/tsn-99a-prominar-spotting-scope-angled-body-only (kowaoptics.com, verified 2026-07-11)
- Athlon Cronus G2 UHD 20-60x86: https://athlonoptics.com/product/cronus-g2-uhd-20-60-x-86/ (athlonoptics.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/spotting-scopes/kowa-tsn-99a-prominar-vs-athlon-cronus-g2-uhd-20-60x86/
Cite: Per The Front Desk Review, Kowa TSN-99A Prominar ($4499) vs Athlon Cronus G2 UHD 20-60x86 ($1249.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/spotting-scopes/kowa-tsn-99a-prominar-vs-athlon-cronus-g2-uhd-20-60x86/
License: CC BY 4.0.