Compare Samyang 7.5mm F3.5 UMC Fisheye vs Panasonic H-X09 Summilux 9mm F1.7 vs Panasonic DG 15mm F1.7
Construction
Aperture Blades
7 blades, circular diaphragm
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
MFT
MFT
MFT
Lens Barrel
Physical aperture ring, Distance scale
Physical aperture ring
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Motor
Micromotor
Stepper motor
Optical Formula | Elements
9 elements
12 elements
9 elements
Optical Formula | Groups
7 groups
9 groups
7 groups
Optical Formula | Special Glass
2 aspherical, 2 ED, 1 Ultra-high refractive index groups
3 aspherical elements groups
Dimensions
Filter Diameter
55 mm / 2.17 in
46 mm / 1.81 in
Size | Diameter
60 mm / 2.36 in
61 mm / 2.40 in
58 mm / 2.28 in
Size | Length
48 mm / 1.89 in
52 mm / 2.05 in
36 mm / 1.42 in
Weight
197 g / 6.96 oz
130 g / 4.59 oz
115 g / 4.06 oz
Function
Angle Of View
180° Diagonal (fisheye)
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical
Aperture
f/3.5 ~ f/22
f/1.7 ~ f/16
f/1.7 ~ f/16
Autofocus
No
Yes
Yes
Crop Factor
2.0
2.0
2.0
Focal Length
7.5 mm
9 mm
15 mm
Focal Length (35mm Equivalent)
15.0 mm
18.0 mm
30.0 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.25x
0.1x
Min Focus Distance
90 mm / 3.54 in
100 mm / 3.94 in
200 mm / 7.87 in
Production
Accessory
Lens Hood: Built-in petal-type hood (supplied)
Lens hood included
Debut
2011-09-05
2022-05-17
2014-03-24
Model Name
H-X015
Reviews
Neofiliac score
50%
76%
78%
Pros
- Very light and compact
- 180° FOV
- Light in the hand
- Weather-sealed
- Compact and lightweight
- Comes with physical aperture ring
Cons
- Lacks front filter thread
- Lacks weather sealing
- Not the best optical performance
- Leica tax
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