# Breakthrough Photography X4 Neutral Density vs Hoya ProND EX 1000 (ND 3.0, 10-Stop): specs and price compared

A sourced, side-by-side comparison of the Breakthrough Photography X4 Neutral Density (Breakthrough Photography) and Hoya ProND EX 1000 (ND 3.0, 10-Stop) (Hoya) among nd filters. Hoya ProND EX 1000 (ND 3.0, 10-Stop) is the cheaper of the two at $88.9.

## Side by side

| Spec | Breakthrough Photography X4 Neutral Density | Hoya ProND EX 1000 (ND 3.0, 10-Stop) |
| --- | --- | --- |
| US price | $139 | $88.9 |
| Brand | Breakthrough Photography | Hoya |
| Released | 2017 | — |
| Filter type | fixed | fixed |
| Density range stops | 3, 6, 10, or 15 (separate fixed-density SKUs) | 10 |
| Common thread sizes (mm) | 39-112, plus 100mm/150mm square | 49-82 |
| Coating | MRC16 (16-layer Multi-Resistant Coating) + Nanotec nano coating | ACCU-ND multi-coating |
| Color cast note | Manufacturer states spectrally flat transmission targeting color-neutral results | HOYA's ACCU-ND technology is designed to equally reduce visible and IR light to prevent the color shift seen on cheaper ND filters |
| Front filter thread | Yes | Yes |
| Magnetic | No | No |
| Glass type | SCHOTT B270 optical glass | clear optical glass, aluminum frame |

## Key differences

- Density range stops: Breakthrough Photography X4 Neutral Density 3, 6, 10, or 15 (separate fixed-density SKUs) vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) 10
- Common thread sizes (mm): Breakthrough Photography X4 Neutral Density 39-112, plus 100mm/150mm square vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) 49-82
- Coating: Breakthrough Photography X4 Neutral Density MRC16 (16-layer Multi-Resistant Coating) + Nanotec nano coating vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) ACCU-ND multi-coating
- Color cast note: Breakthrough Photography X4 Neutral Density Manufacturer states spectrally flat transmission targeting color-neutral results vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) HOYA's ACCU-ND technology is designed to equally reduce visible and IR light to prevent the color shift seen on cheaper ND filters
- Glass type: Breakthrough Photography X4 Neutral Density SCHOTT B270 optical glass vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) clear optical glass, aluminum frame

## Sources

- Breakthrough Photography X4 Neutral Density: https://breakthrough.photography/products/x4-neutral-density (breakthrough.photography, verified 2026-08-16)
- Hoya ProND EX 1000 (ND 3.0, 10-Stop): https://hoyafilter.com/product/prond-ex/ (hoyafilter.com, verified 2026-08-16)

Canonical: https://frontdeskreview.com/gear/nd-filters/breakthrough-photography-x4-nd-vs-hoya-prond-ex-1000/
Cite: Per The Front Desk Review, Breakthrough Photography X4 Neutral Density ($139) vs Hoya ProND EX 1000 (ND 3.0, 10-Stop) ($88.9) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/nd-filters/breakthrough-photography-x4-nd-vs-hoya-prond-ex-1000/
License: CC BY 4.0.