Viltrox 15mm F1.7 E vs Sigma 15mm f/1.4 DC Contemporary

Both are Sony E prime lenses for APS-C. Here is what actually differs.

Viltrox

15mm F1.7 E

f/1.7180 gSTM

Full specs

Sigma · 2026

15mm f/1.4 DC Contemporary

f/1.4220 gStepping motor

Check price Full specs

Pick the Viltrox 15mm F1.7 E if

You want the lighter lens to carry: 40 g lighter (180 g vs 220 g)

Pick the Sigma 15mm f/1.4 DC Contemporary if

You need ½ stop more light for low light or background blur (f/1.4 vs f/1.7)
You shoot close-ups: it focuses down to 0.18 m vs 0.23 m
You want bigger close-ups: 0.13× vs 0.1× maximum magnification

Spec differences

11 differences

Specifications that differ between the Viltrox 15mm F1.7 E and the Sigma 15mm f/1.4 DC Contemporary
	Viltrox 15mm F1.7 E	Sigma 15mm f/1.4 DC Contemporary
Brand	Viltrox	Sigma
Max aperture	f/1.7	f/1.4 ½ stop faster
Weight	180 g lighter	220 g
Length	56.4 mm shorter	64.8 mm
Diameter	65 mm	64 mm
Min focus distance	0.23 m	0.18 m closer
Max magnification	0.1×	0.13× larger
Optical design	12 elements / 10 groups	13 elements / 11 groups
Autofocus motor	STM	Stepping motor
Weather sealing	not listed	Yes
Released	not listed	2026

7 identical specs hidden: mount, type, format, focal length, filter thread, aperture blades, image stabilization. Show all

Mount: Sony E both
Type: Prime both
Format: APS-C both
Focal length: 15mm both
Filter thread: 58 mm both
Aperture blades: 9 both
Image stabilization: No both

Our notes

Viltrox 15mm F1.7 E

The Viltrox 15mm F1.7 E is a fast wide-angle prime lens covering 15mm at f/1.7 for Sony E mount cameras. The wide view suits landscapes, architecture and environmental shots.

Our notes