Sony Alpha 7R Análisis | 108 Datos comparados

The DPReview field test of the Sony Alpha a7R highlights excellent studio performance, fast autofocus, and superior image quality, particularly when paired with sharp native Carl Zeiss FE lenses. Key advantages include accurate, rapid contrast-detect autofocus and the ability to resolve fine details for high-resolution portraits. Conversely, the camera presents workflow challenges, notably with an electronic viewfinder that goes dark when using strobe lights, necessitating the disabling of exposure simulation. Other limitations include autofocus difficulties in low-light situations and the need for careful processing to handle soft details at high ISO settings.

The ePHOTOzine review highlights the Sony Alpha 7R as a compact, durable, and weather-sealed camera featuring a 36.4-megapixel sensor without an optical low-pass filter, delivering exceptional detail and low-noise images up to ISO 6400. It also features an improved menu system and a high-resolution electronic viewfinder. Conversely, the review notes the contrast-detection autofocus is relatively slow, particularly in low light, and the battery life is limited to under 300 shots. Additionally, the camera lacks a built-in flash and comes without an external battery charger, making it best suited for studio or landscape work rather than fast-paced action.

The Sony Alpha 7R is an outstanding 36-megapixel full-frame mirrorless camera that prioritises pure image quality and resolution over absolute speed, earning it an Editors' Choice award. Its standout pros include a compact, weather-sealed body, a high-resolution tilting rear LCD, an excellent OLED electronic viewfinder (EVF), built-in Wi-Fi, and exceptional high ISO performance when shooting in Raw format. By omitting the optical low pass filter (OLPF), the camera captures incredible fine detail, making it highly appealing for landscape photographers. It also supports video recording up to 1080p60 with great depth-of-field control. Furthermore, the camera's short lens-mount distance allows users to adapt a wide range of third-party lenses. However, the camera has notable cons, including a hefty price tag, a loud shutter mechanism, and slower autofocus and burst rates (4fps) compared to its sister model, the Alpha 7. Because it relies purely on contrast detection rather than a hybrid focus system, focus times slow down significantly in dim light. The ultra-high resolution sensor also struggles with certain adapted wide-angle rangefinder lenses, causing blurry edges and noticeable purple color shifting. Other design...

The What Digital Camera review awards the Sony Alpha 7R (a7R) a 90% score, highlighting its 36.4MP full-frame sensor without an anti-aliasing filter as a key strength for capturing high-resolution images, rivaling pro-spec DSLRs. With a robust build, detailed electronic viewfinder (EVF), and strong video capabilities, the camera is lauded as a top choice for photographers prioritizing, image quality. Conversely, the review identifies limited native FE lens options at launch and a slower, 25-point contrast-detect autofocus system—unlike the standard Alpha 7—as significant drawbacks. Furthermore, to avoid aggressive noise reduction in JPEGs, shooting in raw is essential for maximum dynamic range and detail.

The first-generation Sony a7R is an innovative, ultra-portable full-frame mirrorless camera that challenges traditional DSLRs by packing a high-resolution 36.8-megapixel sensor into a remarkably lightweight, compact body. Tested under extreme global environments—ranging from -50°C Arctic winters to humid tropical rainstorms—the camera demonstrates impressive environmental resilience despite lacking official weather-sealing certifications. Its core strengths include an improved gapless on-chip sensor design with the anti-aliasing (AA) filter removed, which allows it to capture a massive dynamic range and fine, lifelike texture details in a single exposure. Additionally, it features a highly functional articulating rear LCD for easy low-angle tripod work, sharp low-light live view performance, and near-universal lens compatibility through the use of third-party adapters.

Sony a7R Review Summary The Sony a7R is an outstanding full-frame mirrorless camera that packs professional DSLR-level quality into a body that is four times smaller than a Nikon D4 and over twice as light as a Nikon D800. Photographers focused on art over rigid technical specs will appreciate its massive 36-megapixel sensor, which delivers incredible image detail and beautiful, buttery background bokeh. Its compact design and weather sealing make it highly portable for travel and landscape work. Key standouts include excellent low-light performance, a highly useful electronic viewfinder featuring focus peaking for effortless manual focusing with third-party lenses, an adaptable lens mount, and a highly competitive price tag under $2,000. However, the camera does suffer from some notable early-generation limitations. At launch, the native full-frame lens ecosystem was very limited, forcing users to rely on larger adapted lenses or cropped NEX lenses. Unlike its sibling, the a7II, the original a7R lacks in-body image stabilization, making it less ideal for handheld shooting in low light where a tripod isn't an option. Ergonomically, the physical zoom-in button is awkwardly placed and...

In a hands-on preview published on Medium, Martin highlights the Sony A7R’s solid, premium build, superb image quality, and a much-improved menu system compared to previous NEX models. The review praises the E-mount's versatility for using inexpensive legacy lens adapters. Conversely, the A7R is noted for an extremely loud shutter and a less substantial grip compared to the NEX-7, limiting its utility for discreet shooting. Other downsides include a high entry price and a lack of native FE lenses available at launch.

Sony A7R Hands-On Review Summary The Sony A7R is an innovative, highly compact 36-megapixel full-frame interchangeable lens hybrid camera that signals a major shift in the photography industry by merging the capabilities of large-sensor DSLR-style cameras with the small form factor of Compact System Cameras. It is praised for its robust build quality, excellent ergonomic grip, and user-friendly interface which includes customisable front, rear, and exposure compensation dials, alongside an articulated rear LCD and a bright, sharp central OLED electronic viewfinder (EVF). Performance-wise, the camera captures at a rate of 4 frames per second (FPS) and features impressive video capabilities including AVCHD at 24P and 60P, complete with dedicated audio inputs, a headphone jack, and settable zebras. Furthermore, its short flange distance makes it an excellent, cost-effective alternative body for adapting legacy retrofocus Leica M and Nikon lenses using separate adapters. However, the camera does feature a few notable compromises and design challenges, primarily stemming from its hybrid lens system and the physical laws of optics. Because it uses the new FE mount, existing Sony NEX APS-C lenses will cause...

The Sony A7 and A7R are groundbreaking full-frame mirrorless cameras that deliver class-leading image quality and spectacular resolution in remarkably small, solid bodies. While the A7 contains a 24.3MP sensor with fast hybrid autofocus, the A7R boasts a 36.4MP sensor with no optical low-pass filter for extreme detail extraction. The review highlights that both models serve as an incredibly high-value alternative to a Leica M body, specifically excelling when adapting third-party manual lenses from 28mm and up, such as the Zeiss ZM line and the Leica 50mm Noctilux. Additionally, the native Zeiss 35mm f/2.8 and 55mm f/1.8 lenses are praised for being exceptionally sharp, while the large, built-in EVF and intuitive physical manual dials provide high utility during steady, methodical shooting. However, the system suffers from distinct flaws that keep it from being perfect. On the downside, both cameras feel somewhat slow and clunky in overall response, making them a poor choice for sports or action photography. The physical shutter noise is notoriously loud—especially on the double-clicking A7R—and the poor battery life regularly requires shooters to carry multiple spares. Furthermore,...

The Sony Alpha A7r is a full-frame mirrorless camera praised for delivering medium-format-rivaling image quality and matching the Nikon D800e's high resolution in a body half the weight and significantly cheaper. Its standout pros include an exceptional, large electronic viewfinder, a vertically tilting 3-inch screen, built-in Wi-Fi with NFC, focus peaking, and handy USB charging. A unique advantage is its short flange distance, which allows photographers to use adapters to mount various third-party lenses (like Canon or Nikon) without experiencing any sensor crop. Furthermore, it features a weatherproof magnesium alloy body and supports 1080p video recording at up to 60p, making it highly attractive to landscape, architectural, and portrait photographers. However, the camera has notable limitations, particularly its sluggish and contrast-based autofocus system, which struggles significantly in dim light and renders it unsuitable for action or sports photography. Major cons include a relatively loud, clunky shutter sound with no silent electronic option, a lack of built-in image stabilisation, and a screen that is neither touch-sensitive nor fully articulating. Additionally, its ultra-high 36-megapixel resolution makes it an unforgiving camera that demands...

The Sony Alpha 7R is a groundbreaking, compact full-frame mirrorless camera featuring a 36-megapixel sensor without an optical low-pass filter to deliver exceptional, high-resolution image quality. Its, praised for a durable, weather-sealed body, a high-quality OLED viewfinder, and excellent low-light, high-ISO performance. The camera's main drawbacks include slower autofocus and a limited 4fps burst rate, alongside a loud shutter and lack of an included external charger. Despite these limitations and a high price point, its superior image clarity earned it an Editors' Choice award.

The Sony Alpha ILCE-7R (A7R) is a compact, full-frame interchangeable-lens camera that delivers some of the best photo quality available under $3,000. Boasting a 36.4-megapixel Exmor CMOS sensor with no anti-aliasing (AA) filter, it produces exceptionally sharp JPEGs through ISO 800 and pristine raw files capable of resolving clean details up to ISO 12800. The camera is beautifully designed with a sturdy, dust- and moisture-resistant magnesium alloy body, a substantial grip, a contrasty tilting LCD, and a large, bright electronic viewfinder. Additional pros include its upgraded Bionz X image processor, excellent dynamic range for recovering highlight and shadow detail, clean HDMI output for video, and built-in Wi-Fi/NFC connectivity. However, the camera suffers from significantly disappointing performance speeds and battery life. Key cons include a painfully slow startup time of 2.2 seconds, laggy contrast-based autofocus that drops performance to 0.9 seconds in dim light, and a poor continuous shooting speed of just 1.2fps with tracking AF. Furthermore, users must contend with an absurdly loud shutter mechanism and a highly restricted battery life of just 270 to 340 shots per charge. While...

The review on EOSHD.com rates the Sony A7R as a highly capable tool for still photography, awarding it an 8/10 for stills, but criticises it heavily as a video camera with a low 6/10 rating. On the positive side, the camera boasts a class-leading, full-frame 36-megapixel sensor with 14 stops of dynamic range and an exceptionally clear OLED electronic viewfinder (EVF). Its short, mirrorless lens mount makes it a "legacy lens user's dream," allowing filmmakers and photographers to easily adapt and use a vast half-century history of custom and vintage manual focus glass on its true full-frame format. Additional advantages include its highly compact physical size for a full-frame system, an articulated rear screen, and manual audio gain controls accompanied by dedicated microphone and headphone sockets. Conversely, the review highlights significant video flaws, noting that the image details are vastly surpassed by much cheaper competitors like the Nikon D5300 and Panasonic GH3. The A7R suffers from severe moire and aliasing patterns in video mode, and its weak AVCHD codec causes motion to turn into "mud" rather than smooth blur, particularly...

The Sony Alpha a7R offers exceptional raw image quality with immense detail and great color, housed in a compact, solid full-frame body with a sharp electronic viewfinder. Key advantages include high-performance low-light capabilities and convenient Wi-Fi/NFC connectivity, though the JPEG engine often applies heavy, detrimental noise reduction. Significant drawbacks highlighted in the review include poor battery life, slow startup times, and a clunky menu system that displays unhelpful error messages. Additionally, the camera suffers from ergonomics issues, specifically a overly sensitive rear scroll wheel and an exposure compensation dial that is easily turned by accident.