# NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) vs K&F Concept Nano-X Variable ND Filter (ND2-ND400): specs and price compared

A sourced, side-by-side comparison of the NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) (NiSi) and K&F Concept Nano-X Variable ND Filter (ND2-ND400) (K&F Concept) among nd filters. K&F Concept Nano-X Variable ND Filter (ND2-ND400) is the cheaper of the two at $93.99.

## Side by side

| Spec | NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) | K&F Concept Nano-X Variable ND Filter (ND2-ND400) |
| --- | --- | --- |
| US price | $245 | $93.99 |
| Brand | NiSi | K&F Concept |
| Released | 2023 | 2023 |
| Filter type | variable | variable |
| Density range stops | 1 to 5 (ND2-ND32) | 1 to 9 (ND2-ND400) |
| Common thread sizes (mm) | 40.5-105 | 37-105 (49, 52, 55, 58, 62, 67, 72, 77, 82 common) |
| Coating | NiSi Nano Coating (waterproof, anti-reflective, smudge-proof) | 28-layer multi-coating (nano, waterproof/oil-proof) |
| Color cast note | Marketed as "True Color" - engineered to avoid the blue/magenta color shift typical of variable ND filters | No hard-stop detents; an X-pattern/color cast can appear if rotated past the effective range |
| Front filter thread | Yes | Yes |
| Magnetic | No | No |
| Glass type | high-definition optical glass | Japanese AGC optical glass |

## Key differences

- Density range stops: NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) 1 to 5 (ND2-ND32) vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) 1 to 9 (ND2-ND400)
- Common thread sizes (mm): NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) 40.5-105 vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) 37-105 (49, 52, 55, 58, 62, 67, 72, 77, 82 common)
- Coating: NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) NiSi Nano Coating (waterproof, anti-reflective, smudge-proof) vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) 28-layer multi-coating (nano, waterproof/oil-proof)
- Color cast note: NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) Marketed as "True Color" - engineered to avoid the blue/magenta color shift typical of variable ND filters vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) No hard-stop detents; an X-pattern/color cast can appear if rotated past the effective range
- Glass type: NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) high-definition optical glass vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) Japanese AGC optical glass

## Sources

- NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop): https://nisiopticsusa.com/product/nisi-82mm-true-color-nd-vario-pro-nano-1-5stops-variable-nd/ (nisiopticsusa.com, verified 2026-08-16)
- K&F Concept Nano-X Variable ND Filter (ND2-ND400): https://www.kentfaith.com/KF01.1465 (kentfaith.com, verified 2026-08-16)

Canonical: https://frontdeskreview.com/gear/nd-filters/nisi-true-color-nd-vario-pro-nano-vs-kf-concept-nano-x-vnd-nd2-400/
Cite: Per The Front Desk Review, NiSi SWIFT True Color ND-VARIO Pro Nano (1-5 Stop) ($245) vs K&F Concept Nano-X Variable ND Filter (ND2-ND400) ($93.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/nd-filters/nisi-true-color-nd-vario-pro-nano-vs-kf-concept-nano-x-vnd-nd2-400/
License: CC BY 4.0.