Voigtlander Ultron 40mm f/2 SL IIS Aspherical vs Nokton 40mm F1.2 Aspherical

Both are Sony E prime lenses. Here is what actually differs.

Voigtlander

Ultron 40mm f/2 SL IIS Aspherical

f/2MF

Full specs

Voigtlander

Nokton 40mm F1.2 Aspherical

f/1.2420 gMF

Full specs

Pick the Ultron 40mm f/2 SL IIS Aspherical if

You shoot close-ups: it focuses down to 0.25 m vs 0.35 m

Pick the Nokton 40mm F1.2 Aspherical if

You need 1½ stops more light for low light or background blur (f/1.2 vs f/2)
You care about the shape of out-of-focus highlights: 10 aperture blades vs 9

Spec differences

9 differences

Specifications that differ between the Voigtlander Ultron 40mm f/2 SL IIS Aspherical and the Voigtlander Nokton 40mm F1.2 Aspherical
	Ultron 40mm f/2 SL IIS Aspherical	Nokton 40mm F1.2 Aspherical
Max aperture	f/2	f/1.2 1½ stops faster
Weight	not listed	420 g
Length	not listed	59.3 mm
Diameter	not listed	70.1 mm
Filter thread	52 mm	58 mm
Min focus distance	0.25 m closer	0.35 m
Max magnification	not listed	0.16×
Aperture blades	9	10 more blades
Optical design	6 elements / 5 groups	8 elements / 6 groups

6 identical specs hidden: brand, mount, type, focal length, autofocus motor, image stabilization. Show all

Brand: Voigtlander both
Mount: Sony E both
Type: Prime both
Focal length: 40mm both
Autofocus motor: Manual focus both
Image stabilization: No both

Our notes

Voigtlander Ultron 40mm f/2 SL IIS Aspherical

The Voigtlander Ultron 40mm f/2 SL IIS Aspherical is a fast standard prime lens covering 40mm at f/2 for Sony E mount cameras, with aspherical elements. The natural field of view suits street, documentary and everyday photography.

Our notes