NIKKOR Z 40mm f/2 vs Viltrox AF 40mm F2.5 Air Z
Key differences
- —The NIKKOR Z 40mm f/2 is faster: f/2 vs f/2.5 (≈0.6 stops more light).
- —At launch the AF 40mm F2.5 Air Z cost $132 less ($168 vs $300).
- —For close-ups the NIKKOR Z 40mm f/2 reaches 0.17× vs 0.14×.
- Mount
- Nikon Z (FX)
- Nikon Z (FX)
- Focal length
- 40mm
- 40mm
- Max aperture
- F2◆
- F2.5
- Weight
- 170g◆
- 180g
- Dimensions ⌀ × L
- 70.0 × 45.5mm
- 68.0 × 55.9mm
- Volume
- 175 cm³◆
- 203 cm³
- Density
- 0.97 g/cm³
- 0.89 g/cm³
- Filter thread
- ⌀52mm
- ⌀52mm
- Min focus
- 0.29m◆
- 0.34m
- Max magnification
- 0.17×◆
- 0.14×
- Elements / groups
- 6 / 4
- 10 / 6
- Aperture blades
- 9◆
- 7
- Focus drive
- Stepping Motor (STM)
- STM (Lead Screw)
- Stabilisation
- —
- —
- Weather sealed
- Yes
- —
- Aperture ring
- —
- —
- Released
- 2021
- 2024
- MSRP (USD)
- $300
- $168◆
- Sharpness
- 7.9
- 8.0◆
- Bokeh Rendering
- 7.6◆
- 7.0
- Autofocus Speed
- 7.6
- 7.6
- Flare Resistance
- 7.3
- 7.4◆
- Build / Sealing
- 6.9◆
- 6.8
- Value / Size
- 9.2
- 9.3◆
Performance overlay
- NIKKOR Z 40mm f/2
- AF 40mm F2.5 Air Z
◆ marks the best value in a row. Scores are 0–10 editorial ratings.