Olympus M.Zuiko Digital 300mm F4 IS Pro Review | 54 Data compared

The ePHOTOzine review highlights the Olympus M.Zuiko Digital ED 300mm f/4 IS PRO for its outstanding, high-level sharpness across the frame, effective image stabilization, and superb, compact construction for a 600mm-equivalent lens. It is praised for fast, silent autofocus and excellent handling, making it a stellar choice for wildlife and sports photography. While acknowledging its premium price point, the review finds no major cons and rates the lens highly for its professional build and image quality. The lens is described as a high-performance, well-engineered option for the Micro Four Thirds system, earning a strong recommendation.

The Olympus 300mm Pro f/4 lens delivers stunning, 3-D-like image quality and excellent sharpness wide open, acting as a lightweight 600mm equivalent telephoto lens due to the 2x Micro Four Thirds crop factor. Built like a tank with a silky-smooth metal chassis, the lens features a highly responsive Auto Focus/Manual Focus Clutch mechanism with hard stops, giving it a classic manual lens feel. Its built-in image stabilization is exceptionally rock-solid, allowing for clear, handheld shots at static subjects even at shutter speeds as low as 1/20th of a second. Furthermore, it offers unique design details, including an integrated ARCA-Swiss compatible tripod foot, an assignable Fn button, a built-in sliding lens hood, and a free "Decoration Ring" to keep the lens visually streamlined when the tripod collar is removed. Despite its strengths, the lens has notable drawbacks, particularly regarding its structural handling and continuous focus capabilities. The smooth finish makes the body a bit slippery to handle when mounting or un-mounting without the tripod collar. Additionally, the manual focus clutch mechanism is overly sensitive and prone to accidental activation, which can...

The Photography Life review highlights the Olympus 300mm f/4 IS PRO as a top-tier Micro Four Thirds telephoto lens, boasting exceptional sharpness from wide open, fast autofocus, and effective, built-in image stabilization for handheld shooting. Its robust, weather-sealed, and relatively compact design makes it highly versatile for wildlife and sports, while featuring a close 1.4-meter minimum focusing distance. Conversely, the review notes significant cons, primarily its high price tag, a slightly front-heavy, and the inherent limitation of a fixed focal length compared to zooms. Additionally, while excellent for the system, users should note that the depth of field equivalent to f/8 on full-frame cameras may offer less subject separation than desired for some, and the manual focus clutch can be difficult to use for some photographers.

The Imaging Resource review of the Olympus 300mm f/4.0 IS Pro ED M.Zuiko Digital highlights a groundbreaking, sharp super-telephoto lens for Micro Four Thirds, delivering a 600mm-equivalent focal length with exceptional corner-to-corner sharpness and 5-Axis Sync IS stabilization. Pros include a robust weather-sealed build, lightweight design relative to DSLR alternatives, and high-performance optics with minimal chromatic aberration. Imaging Resource

The Olympus M.Zuiko 300mm f/4 IS Pro is a professional, weather-sealed telephoto prime lens designed for the Micro Four Thirds system, offering a 600mm full-frame equivalent focal length. Optically, the lens delivers excellent sharpness starting directly at its maximum f/4 aperture, with performance peaking between f/5.6 and f/8. It features a remarkably close minimum focusing distance of 1.4 meters, an integrated sliding lens hood, and a fast, quiet internal focusing mechanism. A standout feature is its highly effective optical stabilization; when paired with compatible Olympus bodies like the E-M1, it utilizes "Sync IS" to combine sensor and lens stabilization for up to 6 stops of compensation, enabling sharp handheld shots at shutter speeds as slow as 0.4 seconds. It also functions impressively as a standalone stabilizer on Panasonic bodies, achieving sharp shots down to 1/6 of a second. Despite its stellar performance, the lens has notable drawbacks, primarily regarding its physical footprint and price. Retailing at nearly €3,000, it is a significant financial investment for an f/4 maximum aperture lens. Weighing 1270g (1475g with the tripod collar), it stands as...

The LensTip review of the Olympus M.Zuiko Digital 300 mm f/4.0 ED IS PRO concludes that this super-telephoto prime is a stellar, top-tier instrument that delivers exceptional optical performance across almost every category. Tested on an Olympus body, the lens showcased remarkable resolution, achieving nearly 70 lpmm wide open at f/4.0 and peaking over 73 lpmm at f/5.6 in the frame center, rendering it essentially diffraction-limited. Optically, the lens is nearly flawless, boasting superb image quality at both the center and edges of the frame, alongside practically nonexistent vignetting, distortion, and lateral or longitudinal chromatic aberrations. Its mechanical build is equally impressive, offering an ultra-robust, weather-sealed casing, an incredibly efficient optical image stabilization system, and a silent, highly accurate autofocus mechanism that performs perfectly even when paired with a 1.4x teleconverter. Despite its overwhelming strengths, the review notes a couple of drawbacks, with the exorbitant launch price (exceeding 11,000 PLN) being the most shocking factor. LensTip points out that it was priced higher than comparable alternatives like the Nikkor AF-S 300 mm f/4E PF ED VR. Optically, the only minor...

The Olympus 300mm f/4 IS Pro is a highly robust, tank-like super-telephoto lens that delivers stunning, contrasty, and razor-sharp image quality right from its maximum f/4 aperture. Due to the 2x crop factor of Micro Four Thirds sensors, it provides a 600mm equivalent field of view, making it an exceptional tool for wildlife and sports photography while remaining remarkably compact—similar in size and weight to a standard full-frame 70-200mm f/2.8 lens. Key highlights include an incredibly steady, rock-solid optical image stabilization system, single-shot autofocus that is instantaneous and completely silent, and macro-like close-focusing capabilities down to 4.6 feet. It also features premium design details like a built-in sliding lens hood, a customizable L-Fn button, and a built-in Arca-Swiss compatible tripod foot. On the downside, the 600mm equivalent focal length presents a steep learning curve for tracking moving targets and properly framing shots, as it is easy to find yourself physically too close to the subject. The reviewer noted that the manual focus clutch mechanism, while smooth and satisfying with its realistic hard stops, is a bit too loose and easily...

The Olympus M.Zuiko Digital ED 300mm f/4 IS PRO is a highly robust, professional-grade telephoto lens designed for micro-four-thirds cameras, offering a 35mm equivalent focal length of 600mm. It features an exceptionally solid metal body that is well-sealed against dust, splashwater, and freezing temperatures down to -10°C. The lens delivers sublime, even sharpness from the center to the corners across all apertures up to f/11, while virtually eliminating common optical flaws like chromatic aberration, vignetting, and distortion even in uncorrected RAW files. Its standout features include a silent High-speed Imager Autofocus motor, a unique Focus Clutch mechanism for manual focus overrides, and a dedicated Fn button. Additionally, it excels as a close-up lens with a short 1.4-meter minimum focusing distance and a 0.24x magnification ratio, alongside highly efficient Z Coating Nano to eliminate flare and ghosts. The defining centerpiece of this lens is its 5-axis Sync Image Stabilization system, which provides up to 6 stops of compensation when paired with compatible Olympus camera bodies. This allows photographers to shoot handheld at shutter speeds as slow as 1/13 of a second...

In this real-world, handheld field review, Marc ("Bushcrafter") evaluates the Olympus M.Zuiko Digital ED 300mm F4.0 IS PRO lens after three months of use, directly comparing it against his Leica 100-400mm f4-6.3 lens. Tested on an Olympus E-M1X body at identical settings, the reviewer shares mixed feelings about the lens given its steep retail price of nearly €3000. He highlights multiple pros, including its exceptional sharpness and smoother rendering compared to the Leica, a faster constant aperture of f4, better overall optical image stabilization, and the ability to maintain excellent sharpness when paired with an MC14 teleconverter (yielding a 420mm reach). However, the reviewer details significant cons, emphasizing that the Olympus 300mm Pro is highly expensive, heavier by 300 grams, and 55mm longer than the Leica 100-400mm zoom. Additionally, being a fixed prime lens limits its composition flexibility compared to a versatile zoom. He notes that at closer distances (up to 135 meters), the visual differences between the two lenses are minimal or occasionally favor the Leica. Ultimately, he concludes that he would seriously consider returning it if he had...

The PhotoReview Australia review describes the Olympus M.Zuiko Digital ED 300mm f/4.0 IS PRO as a highly portable, robust, and weather-sealed lens delivering superb edge-to-edge sharpness for Micro Four Thirds users, particularly for wildlife and sports. Key advantages include its 600mm-equivalent reach, rapid autofocus, 0.48x maximum magnification, and effective sync image stabilization, which allows for six stops of compensation. Conversely, the review notes that the lens is a significant financial investment, ranking among the most expensive for the system. While it offers great portability for its focal length, it remains relatively heavy and bulky, and as a prime lens, it lacks the framing flexibility of a zoom.