Canon EF 75-300mm f-5.6 III
Score: 58/100
Yongnuo YN50mm f.8
Score: 70/100Rankings
The Yongnuo YN50mm f/1.8 for Canon EF is an ultra-light, budget-friendly fast prime that delivers solid central sharpness. Its drawbacks include a plastic build, flare at wide apertures, and lack of image stabilization. Ideal for budget-conscious portrait and low-light shooters who value size and price over premium durability.
The Canon EF 75-300mm f/4-5.6 III is a lightweight, budget-friendly telephoto zoom offering solid reach. Its trade-offs include a sluggish micro-motor AF, lack of stabilization, and softer optics at the long end. Best suited for beginners and casual shooters needing portable telephoto capability.
| Attribute | | |
|---|---|---|
— | 50 mmbest | |
— | 1.8best | |
| ↓ lower better | 1.5 m | 0.45 mbest |
| ↓ lower better | 480 g | 119 gbest |
4best | — | |
7best | 7best | |
0.3best | 0.2 | |
13best | 6 |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Compatibility(1) | ||
Mount Compatibility | Full-Frame | Full-frame, APS-C |
Features(2) | ||
Autofocus Type | Micro motor | DC |
Focus Type | AF | Auto |
Optics(6) | ||
Focal Length (mm) | 75-300 mm | 50 mm |
Maximum Aperture (f‑stop) | 4-5.6 | 1.8 |
Minimum Focus Distance (m) | 1.5 m | 0.45 m |
Macro Ratio | 0.25 | 0.15 |
Number of Optical Elements | 13 | 6 |
Number of Optical Groups | 9 | 5 |
Build & Design(3) | ||
Filter Thread Size (mm) | 58 mm | 52 mm |
Weight (g) | 480 g | 119 g |
Length (mm) | 122 mm | 83 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers describe the EF 75-300mm f/4-5.6 III as Canon's basic, budget-friendly long zoom. They commend its ultra-light weight and compact form factor, but repeatedly note the sluggish micro-motor autofocus, modest build quality, and average optical performance, especially the softness and reduced contrast at the 300 mm end.
Everyday users love the lens for its portability and inexpensive telephoto reach, often mentioning how easy it is to pack for travel and wildlife outings. However, they commonly complain about the slow, noisy autofocus, the absence of stabilization, plastic feel, and noticeable softness at the long end, which detracts from image quality in low-light or high-magnification scenarios.
Professional reviewers commend the Yongnuo YN50mm f/1.8 line for its lightweight construction, fast quiet DSM autofocus (in newer mounts), and surprisingly high sharpness-especially the Fuji Pro's 11-element design. They also note the budget clones' brittle plastic build and the tendency to flare wide open, while praising the value proposition against native lenses.
Everyday users love the lens for its sharpness, bokeh and ultra-light weight, calling it a superb value for portrait and low-light work. Common complaints revolve around the cheap plastic feel of the budget versions, flare and corner softness at f/1.8, and occasional AF hunting in low light.
