Meike 55mm F1.4 AF STM Portrait Prime Lens - Smooth Autofocus

In this review the Meike 55mm F1.4 is judged as a compact, affordable portrait prime aimed at Sony E mount APS-C shooters who want strong low-light performance and creamy background separation without spending for a native-brand optic. The single biggest reason to buy is its wide f1.4 aperture combined with a 9-blade diaphragm, which produces a shallow depth of field and pleasing bokeh for portraits and close work while the built-in STM stepping motor keeps focus quiet for video and event shooting.

Key Features

• Wide aperture: The f1.4 maximum aperture lets the lens deliver shallow depth of field and improved low-light capability for portraits and indoor work.
• Silent AF: The STM stepping motor supplies smooth, near-silent autofocus useful for run-and-gun video and discreet street shooting.
• Electronic control: Electronic aperture adjustment and EXIF transmission ensure exposure and metadata work seamlessly with Sony E mount bodies.
• Optical design: The 8 groups/11 elements layout with 1 ED and 2 high refraction elements helps reduce chromatic aberration, ghosting and flare.
• Close focus: A minimum focus distance of 0.61 m expands use to tight portraits and detailed close-ups without changing lenses often.
• Firmware upgradable: The Type-C firmware interface allows online updates to improve performance or compatibility over time.

Who It's For

The Meike 55mm F1.4 is for APS-C Sony E mount owners who prioritize subject isolation and low-light performance on a budget, including portrait, wedding, and street photographers who want a fast prime with quiet AF for video. It is also a good fit for hybrid shooters who need EXIF support and electronic aperture control with modern Sony bodies.

Photographers who need the absolute lightest weight, the smallest optical footprint, or the ultimate factory-matched native lens rendering may prefer a first-party option; likewise, pixel-peepers who demand the very highest resolving power at all apertures should compare native primes before deciding.

Pros & Cons

Pros

• Wide f1.4 aperture and 9-blade diaphragm produce strong subject separation and smooth bokeh.
• STM stepping motor offers quiet, smooth autofocus suitable for video and live events.
• Electronic aperture and EXIF transmission integrate well with Sony E mount camera bodies.
• Close minimum focus of 0.61 m expands versatility for close portraits and detail shots.

Cons

• Build quality gets mixed feedback; some users may notice plastic components compared with higher-cost lenses.
• It may not match the ultimate microcontrast or autofocus refinement of top-tier native lenses.

Specifications

Mount	Sony E mount (APS-C)
Focal length	55 mm (prime)
Maximum aperture	f/1.4
Optical construction	11 elements in 8 groups (includes 1 ED and 2 high refraction elements)
Diaphragm	9 blades
Minimum focus distance	0.61 m
Autofocus	STM stepping motor with linear-response manual focus

Our Verdict

The Meike 55mm F1.4 is a strong value for Sony APS-C shooters who want a fast portrait prime with pleasing bokeh and quiet autofocus at a modest price. It pairs well with mirrorless bodies that accept electronic aperture control and EXIF, and while the build feels mixed compared with premium glass, the optical design and wide aperture make it a compelling choice for portraits, events, and low-light work.

Frequently Asked Questions

Will this lens autofocus on my Sony A6400?
Yes, the lens supports AF and electronic aperture control with Sony E mount bodies such as the A6400.

Can I update the lens firmware?
Yes, the lens includes a Type-C firmware upgrade interface for online updates.

How close can I focus for tight portraits?
The minimum focus distance is 0.61 m, which allows for close head-and-shoulder portraits and useful near-detail shots.