Pentax K-3 Avis | 108 Données comparées

The DPReview analysis of the Pentax K-3 highlights the APS-C DSLR as a rugged, weather-sealed, and highly capable stills camera featuring exceptional raw image quality with high dynamic range and noise performance, alongside an innovative "Anti-Aliasing Filter Simulator". Key advantages include an 8.3 fps burst rate, a 100% coverage viewfinder, and a robust magnesium alloy body, though the review notes limitations in its AF tracking consistency and overall video quality. Conversely, the review highlights significant cons regarding the camera's JPEG engine, noting underwhelming color rendering and a tendency to produce artifacts with the default sharpening, requiring users to shoot in Raw to achieve the best results. Additionally, while featuring useful, specialized video ports, the K-3’s 1080p video output lacks fine detail and suffers from severe compression artifacts, limiting its appeal for videographers.

The Pentax K-3 is identified as a top-tier, value-driven APS-C DSLR featuring a 24-megapixel AA-filterless sensor that delivers exceptional image clarity, detailed 8.3 fps shooting, and an innovative, hardware-driven anti-aliasing simulator. Key strengths include improved, class-leading contrast-detection autofocus (CDAF) in Live View, rugged weather-sealed ergonomics, and dual SD card slots. Conversely, the review notes limitations, including video performance that still lags behind competition despite added advanced tools, along with minor frustrations like a missing USB 3.0 cable and a poorly scaled manual. These minor points slightly temper an otherwise highly positive verdict, according to PentaxForums.com.

The Amateur Photographer review highlights the Pentax K-3 as a robust, weather-sealed APS-C DSLR designed for outdoor enthusiasts, featuring a 24-megapixel sensor without an anti-aliasing filter for maximum sharpness. Key strengths include a durable, magnesium alloy body with 92 seals, an 8.3 fps burst rate, built-in sensor-shift stabilization, and a 100% field-of-view viewfinder, delivering high-end performance in challenging conditions. However, the review notes significant limitations, specifically mentioning sluggish, noisy autofocus in Live View and a fixed 3.2-inch LCD screen that prevents high or low-angle shooting. Furthermore, the lack of built-in Wi-Fi or NFC requires additional hardware for wireless connectivity.

The ⁠DXOMARK review of the Pentax K-3 highlights its unique stabilized 24-megapixel APS-C CMOS sensor and professional-grade features, awarding it an overall sensor score of 80 points. The review praises several major pros, including a weather-sealed magnesium-alloy body, a fast 8.3 fps continuous shooting speed, an advanced 27-point autofocus system capable of focusing down to -3EV, and a bright pentaprism viewfinder with 100% coverage. A standout innovation is the user-selectable, three-stage low-pass (anti-aliasing) filter simulation, which uses physical sensor vibrations during image capture to reduce moiré patterns when needed without sacrificing structural clarity when turned off. On the downside, DXOMARK notes that the camera's overall score was slightly lower than expected because it lacks the ISO 80 base setting found on its predecessors, the K-5 II and K-5 IIs. This omission results in explicit cons, such as marginally weaker low-ISO portrait color depth and a loss of -0.7 stops of dynamic range compared to older models. Additionally, in lab testing against its primary 24-megapixel rival, the Nikon D7100, the K-3 falls slightly behind with -1/3 stop less color depth and...

Pentax K-3 Review Summary The Pentax K-3 is a flagship crop-sensor DSLR built specifically for adventure, extreme weather, and astro-landscape photography. It boasts exceptional build quality with a magnesium body and extensive weather sealing that makes it a champion in harsh conditions. Performance-wise, the camera features a 24-megapixel sensor with no anti-aliasing filter, delivering excellent image quality up to ISO 3200 or 6400, alongside a dynamic range that rivals full-frame cameras. Additional pros include a fast shooting speed of 8.3 FPS, high-speed dual card slots, an integrated intervalometer, and unique astro-tracking capabilities when paired with the O-GPS1 accessory. Despite its powerful capabilities, the camera has notable ergonomics and interface cons. The menu system is less intuitive than its Canon and Nikon competitors, making it a challenging choice for beginners. A major flaw is the reliance on confusing "double-duty" buttons; the rear 4-way controller pad must be constantly toggled between focus point selection and other functions (like white balance or flash) without clear visual indicators, leading to accidental setting changes. Furthermore, the quick-zoom playback feature fails to automatically track the selected...

The 24-megapixel Pentax K-3 is a robust, weather-sealed flagship DSLR praised for its exceptional 8.3 fps continuous shooting speed and quiet, vibration-free shutter mechanism. Enhanced by the SAFOX 11 autofocus system, it offers reliable performance in low-light conditions. While the camera delivers excellent image quality, the review notes potential slowdowns when clearing large buffers to memory cards, particularly with slower, non-UHS-1 cards. Additionally, the FluCard required for smartphone connectivity must be purchased separately, and the camera can lock up temporarily during intensive RAW file processing.

Here is a detailed summary of the Pentax K-3 review, focused primarily on its performance for wildlife photography. Review Summary The Pentax K-3 introduces substantial upgrades over its predecessor, the K-5, making it a highly capable body for capturing wildlife and birds in flight. On the positive side, its autofocus system excels at tracking fast-moving subjects—such as gannets—and performs reliably in low-light and Live View modes without losing focus to background elements. Its improved burst mode of 8 frames per second paired with a generous buffer allows for continuous raw shooting without slowing down, ensuring photographers capture optimal animal poses. Additionally, the 24.4-megapixel sensor lacks an anti-aliasing filter, resulting in incredibly detailed macro and wildlife shots that withstand aggressive cropping. Users also benefit from more reliable P-TTL flash exposure, high-quality video capabilities when paired with an external microphone, and dual SD card slots that offer seamless backup and uninterrupted shooting. Despite these clear advantages, the reviewer highlights a few notable drawbacks to consider. The most concerning issue is a "dreaded" out-of-control shutter bug that causes the camera to fire wildly...