Nightforce
Nightforce ATACR 4-16x42 F1
$2900
Best Rifle Scopes · head-to-head
Nightforce ATACR 4-16x42 F1 vs Athlon Ares ETR 4.5-30x56
A sourced, side-by-side comparison. Athlon Ares ETR 4.5-30x56 is cheaper at $1437.49. Every spec and price links to its source.
Athlon
Athlon Ares ETR 4.5-30x56
$1437.49Cheaper
Which is better: the Nightforce ATACR 4-16x42 F1 or Athlon Ares ETR 4.5-30x56?
The Nightforce ATACR 4-16x42 F1 wins 1 of the 1 specs we compare head to head; the other wins 0. The Athlon Ares ETR 4.5-30x56 is the cheaper at $1437.49. Get the Nightforce ATACR 4-16x42 F1 for the stronger spec sheet, the Athlon Ares ETR 4.5-30x56 to spend less.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Nightforce ATACR 4-16x42 F1 | Athlon Ares ETR 4.5-30x56 |
|---|---|---|
| US price | $2900 | $1437.49 |
| Brand | Nightforce | Athlon |
| Released | — | — |
| Magnification range | 4-16x | 4.5-30x |
| Objective diameter (mm) | 42 | 56 |
| Tube diameter (mm) | 34 | 34 |
| Focal plane | FFP | FFP |
| Reticle illuminated | Yes | Yes |
| Elevation travel mil | 26 | 32 |
| Click value | .1 MRAD | 0.1 MIL |
| Field of view (ft) | 26.9 | 24.5 |
| Eye relief (in) | 3.5 | 3.9 |
| Parallax type | side-focus | — |
| Length (in) | 12.6 | 15.3 |
| Weight (oz) | 30 | 36.5 |
Sources — Nightforce ATACR 4-16x42 F1: nightforceoptics.com (verified 2026-07-11). Athlon Ares ETR 4.5-30x56: athlonoptics.com (verified 2026-07-11).
What's the difference between the Nightforce ATACR 4-16x42 F1 and Athlon Ares ETR 4.5-30x56?
Where the two actually differ on the specs we track (8 of 12). Matching specs are omitted.
- Magnification range: Nightforce ATACR 4-16x42 F1 4-16x vs Athlon Ares ETR 4.5-30x56 4.5-30x
- Objective diameter (mm): Nightforce ATACR 4-16x42 F1 42 vs Athlon Ares ETR 4.5-30x56 56
- Elevation travel mil: Nightforce ATACR 4-16x42 F1 26 vs Athlon Ares ETR 4.5-30x56 32
- Click value: Nightforce ATACR 4-16x42 F1 .1 MRAD vs Athlon Ares ETR 4.5-30x56 0.1 MIL
- Field of view (ft): Nightforce ATACR 4-16x42 F1 26.9 vs Athlon Ares ETR 4.5-30x56 24.5
- Eye relief (in): Nightforce ATACR 4-16x42 F1 3.5 vs Athlon Ares ETR 4.5-30x56 3.9
- Length (in): Nightforce ATACR 4-16x42 F1 12.6 vs Athlon Ares ETR 4.5-30x56 15.3
- Weight (oz): Nightforce ATACR 4-16x42 F1 30 vs Athlon Ares ETR 4.5-30x56 36.5