Celestron Nature DX ED 8x42 vs Opticron Oregon 4 PC 8x42
vs
Quick take: The Celestron Nature DX ED 8x42 costs $9 less; the Opticron Oregon 4 PC 8x42 has a wider field of view (399 vs 393 ft @ 1000 yds).
Field of view, to scale
you2505007501000 yds
Distance200 yds
Celestron Nature DX ED 8x427.5°
79 ft wide at 200 yds ≈ 2.0 school buses
Opticron Oregon 4 PC 8x427.6°
80 ft wide at 200 yds ≈ 2.0 school buses
Top-down view · drawn to true scale — no exaggeration
| Spec | Celestron Nature DX ED 8x42 | Opticron Oregon 4 PC 8x42 |
|---|---|---|
| Approx. price | ~$180 | ~$189 |
| Rating | — | — |
| Use case | Birding | Birding |
| Magnification | 8x | 8x |
| Objective | 42mm | 42mm |
| Exit pupil | 5.25mm | 5.25mm |
| Field of view | 393 ft @ 1000 yds | 399 ft @ 1000 yds |
| Eye relief | 17.8mm | 22mm |
| Close focus | 6.5 ft | 7.5 ft |
| Prism | Roof | Roof |
| Glass | ED | BaK-4 |
| Coating | Fully Multi-Coated | Fully Multi-Coated |
| Weight | 24.9 oz | 24.2 oz |
| Dimensions | 5.6 x 5.0 in | 5.8 x 4.9 in |
| Warranty | Limited Lifetime | Limited Lifetime |
Feature comparison
Celestron Nature DX ED 8x42
- ✓ED Glass
- ✓Phase-Corrected
- ✗Dielectric Coating
- ✓Waterproof
- ✓Fogproof
- ✗Image Stabilized
- ✓Tripod Adaptable
- ✗Magnesium Body
- ✗Locking Diopter
Opticron Oregon 4 PC 8x42
- ✗ED Glass
- ✓Phase-Corrected
- ✗Dielectric Coating
- ✓Waterproof
- ✓Fogproof
- ✗Image Stabilized
- ✓Tripod Adaptable
- ✗Magnesium Body
- ✗Locking Diopter
What birders say
Celestron Nature DX ED 8x42
- ✓One of the cheapest routes to genuine ED glass — the standard forum answer to 'best binocular under $200' alongside the Vortex Crossfire HD
- ✓Cornell's All About Birds testers rated it a 'Solid Choice,' describing a very sharp image with good contrast and colorful, accurate rendering
- ✓Resolved subtle field marks in testing — warm yellow throat and fine contrasts on a Northern Parula — the kind of detail budget glass usually smears
- ✓BAK-4 prisms and optics that one test lab said rival models costing more than twice as much
- ✓Wide-ish 393-foot field of view and 17.8mm of eye relief — one of the most eyeglass-friendly budget binoculars around
- ✓Close focus measured around 7.6 feet in independent testing, fine for butterflies and feeder birds
- ✓Lighter than the average 8x42 despite the ED upgrade
- ✓Waterproof, nitrogen purged, and phase-coated — the full checklist at a price where corners usually get cut
- ✗Eyecups are the recurring complaint: testers found them narrow, hard against the eye, very loose in action, and prone to collapsing under pressure
- ✗Focus wheel described as sluggish — takes effort to get moving and to stop exactly where you want
- ✗Detail visibly suffers in backlit conditions; testers struggled with fine markings on backlit warblers
- ✗Low-light performance still trails mid-tier glass — one lab measured it noticeably dimmer than premium competitors at dusk
- ✗Unergonomic balance point and average construction feel noted by reviewers, with hinges less sturdy than higher-end options
- ✗Rubber armor feels lower-grade than pricier models
- ✗Included neck strap is basic non-padded webbing that testers called uncomfortable
- ✗Some testers found the body a bit narrow for larger faces, adding to daily-use discomfort
Opticron Oregon 4 PC 8x42
- ✓Cornell Lab's binocular reviewers called it 'hands down our favorite budget binocular' - the strongest endorsement any sub-$200 glass has received
- ✓Huge 22mm eye relief - glasses wearers get the entire field of view, a standout even against $500 binoculars
- ✓Phase-corrected BaK-4 roof prisms at a price point where phase coating is usually the first corner cut
- ✓Bright, clean image with natural color and contrast that owners say out-performs pairs costing twice as much
- ✓Smooth, accurate focusing that expert reviewers singled out as a highlight
- ✓Comfortable, well-balanced feel in hand - repeatedly described as the most comfortable view in its class
- ✓Waterproof with durable rubber armor that has held up across seasons of field use in owner reports
- ✓Backed by Opticron's long UK-brand warranty and decades of optics reputation rather than a no-name import badge
- ✗Noticeable glare when viewing toward a low sun - the most repeated optical criticism
- ✗At 24.2 oz it's an ounce or two heavier than rivals like the Vortex Diamondback HD or Nikon Monarch M5
- ✗No ED glass elements - Opticron reserves those for its pricier lines, so color correction is good rather than exceptional
- ✗Opticron's thin US dealer network means you'll rarely find one in a store to try before buying
- ✗Price has crept from its ~$186 street-price days toward $219, eroding some of the bargain math
- ✗Warranty covers defects, not accidents - unlike Vortex's no-fault VIP policy on the competing Diamondback
- ✗Relatively few owner reviews online compared to big-brand rivals, so the sample of long-term reports is small
- ✗Designed for first-time and occasional users - enthusiasts will eventually notice the ceiling versus $400+ glass in edge sharpness and low light

