Panasonic H-X09
Score: 96/100
Meike MK-5514CFSTM-E
Score: 98/100Rankings
The Meike 55mm f/1.4 is a lightweight, fast APS-C prime for Fujifilm X-mount and Sony E-mount, delivering excellent sharpness, quiet STM AF and a useful aperture ring at a budget-friendly price.
The Panasonic Leica DG SUMMILUX 9mm f/1.7 is an ultra-wide-angle prime for Micro Four Thirds, delivering a fast f/1.7 aperture, exceptional sharpness, and a weather-sealed, pocket-sized package. It excels in low-light and video work, though it lacks an aperture ring and includes no hood.
| Attribute | | |
|---|---|---|
| ↓ lower better | 9 mmbest | 55 mm |
9 mm | 55 mmbest | |
| ↓ lower better | 1.7 f | 1.4 fbest |
| ↓ lower better | 130 gbest | 286 g |
| ↓ lower better | 50.8 mmbest | 76 mm |
| ↓ lower better | 9.5 cmbest | 61 cm |
0.25 xbest | 0.11 x | |
12 monthsbest | 12 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Mount & Compatibility(2) | ||
Mount Type | Micro Four Thirds | Fujifilm X-mount, Sony E-mount (APS-C) |
Autofocus Motor Type | Contrast-detect | STM |
Optical(5) | ||
Focal Length (Min) (mm) | 9 mm | 55 mm |
Focal Length (Max) (mm) | 9 mm | 55 mm |
Maximum Aperture (f-number) (f) | 1.7 f | 1.4 f |
Minimum Focus Distance (cm) | 9.5 cm | 61 cm |
Maximum Magnification Ratio (x) | 0.25 x | 0.11 x |
Physical(3) | ||
Weight (g) | 130 g | 286 g |
Length (mm) | 50.8 mm | 76 mm |
Filter Thread Diameter (mm) | 55 mm | 52 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise its optical excellence, fast aperture, and video-friendly features such as focus-breathing suppression, while noting the missing aperture ring and slight vignetting as drawbacks.
Everyday users love the compact size, low-light capability and smooth bokeh, but miss having an aperture ring and an included hood, and some report edge softness at the widest aperture.
Professional reviewers praised its impressive sharpness, contrast and fast f/1.4 aperture, noting the STM motor's quick silent focus and USB-C port, while calling out the long minimum focusing distance and lack of weather sealing.
Everyday users love the value, sharpness and creamy bokeh, especially the aperture ring and firmware-upgrade capability, but complain about a stiff aperture ring, focus hunting and the relatively long minimum focusing distance.
“Exceptional sharpness and resolution from center to edge even at f/1.7”
“Outstanding low-light performance thanks to the f/1.7 aperture”
“Very compact and lightweight, ideal for travel and street shooting”
