Compare 7Artisans 25mm F1.8 vs Viltrox 33mm F1.4
Variants
X-Mount
E-Mount
EF-M-Mount
Connectivity
Ports
Micro-USB
Construction
Aperture Blades
7 blades
9
Colors
Black
Form Factor
Normal Prime Lens
Image Size
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
E-mount, X-mount, EF-M-mount
Material
Aluminum
Motor
STM+Lead screw stepping motor
Optical Formula | Elements
7 elements
10 elements
Optical Formula | Groups
5 groups
9 groups
Dimensions
Filter Diameter
46 mm / 1.81 in
52 mm
Size | Diameter
51 mm / 2.01 in
65 mm
Size | Length
32 mm / 1.26 in
72 mm
Weight
143 g / 5.05 oz
270 g
Function
Angle Of View
60.0° Diagonal | 51.3° Horizontal | 35.5° Vertical
45.2°
Aperture
f/1.8 ~ f/22
F/1.4 - f/16
Autofocus
No
Crop Factor
1.5
Focal Length
25 mm
33 mm
Focal Length (35mm Equivalent)
37.5 mm
50 mm
Focus Type
Internal
Image Stabilization
No
Weather Resistance
No
Performance
Max Magnification
0.1x
Min Focus Distance
180 mm / 7.09 in
0.4 m
Production
Debut
2017-06-28
2020
Reviews
Neofiliac score
59%
Pros
- Short barrel
- Light in the hand
- Appears well-built
- F1.4 aperture
- Fast autofocus
- Easy to use
- Good color reproduction
Cons
- Lacks weather sealing
- Not the strongest in optical performance
- Clickless aperture is not fully silent
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