Brightin Star 12mm f/2.8 vs Viltrox AF 9mm F2.8 Air

Optics
Focal Length
12mm
9mm
Zoom Ratio
1x
-
Max Aperture
f/2.8
f/2.8
Min Aperture
f/16
f/16
Elements / Groups
15 / 11
13 / 11
Special Elements
2 ASPH aspherical lenses, 2 high-refractive index lenses, 2 ED lenses
2 aspherical, 3 ED, 3 HR elements
Diaphragm Blades
5
7
Max Magnification
0.15x
0.15x
Coatings
-
HD Nano multilayer coating; water- and dust-resistant front coating
Focus
Min Focus Dist.
30cm
13cm
Autofocus
AF Motor Type
STM
STM
Focus Method
internal
internal focus
Full-time Manual
Distance Scale
Focus Limiter
Physical
Lens Mount
Sony E
Sony E
Weight
550 g
175 g
Dimensions (D x L)
70 x 97 mm
65 x 56 mm
Weather Sealing
Hood Supplied
Tripod Collar
Filter Thread
-
58 mm
Features
Image Stabilization
Power Zoom
Zoom Lock
Aperture Ring
Breathing Correction
Parfocal
Custom Buttons
0
0
Color
Black
Black
General
Launch Price
USD 425
USD 199
Sensor Format
Full Frame
APS-C
Announce Date
-
Sep 19, 2025