Nikon D700 vs Sigma sd Quattro: A Comprehensive Comparison from the Field

In the ever-evolving landscape of digital cameras, the Nikon D700 and the Sigma sd Quattro stand as intriguing representations of two very different philosophies in camera design and imaging technology. Released eight years apart, each approaches the art and craft of photography with distinct sensor technologies, handling traits, and target audiences. Having spent countless hours testing and comparing cameras - from legacy DSLRs to cutting-edge mirrorless systems - I’m excited to dive deep into these two advanced cameras, exploring their strengths, weaknesses, and suitability for today’s discerning photographer.

This comparison leans heavily on practical experience, juxtaposed with detailed technical analysis and real-world performance nuances. No fluff here - just tried and true insights, vivid use cases, and definitive buying guidance for photographers weighing their next step.

Laying Out the Foundation: Physical Design and Handling

Physical ergonomics determine how a camera feels in your hands during long shooting days, influencing comfort, stability, and speed of use. Let’s start there.

Both cameras present different ergonomic philosophies - the Nikon D700’s DSLR heft contrasts the lighter, compact Sigma Quattro.

Nikon D700: This mid-size DSLR embodies classic Nikon engineering, built with a robust magnesium alloy frame. Weighing about 1,074 grams and measuring 147 x 123 x 77 mm, it fits well in large hands, offering a deep grip that invites confident handling. The all-metal chassis earns points for durability and weather sealing - a critical factor for landscape, wildlife, and professional outdoor shooting in harsher conditions. The D700’s heft is not for everyone, especially for street or travel photographers craving lightweight rigs, but its reassuring presence pays dividends in stability, especially with long telephoto lenses.

Sigma sd Quattro: The Sigma is a rangefinder-style mirrorless camera weighing considerably less at 625 grams, with a smaller footprint of 147 x 95 x 91 mm. Its compactness benefits portability, particularly for photographers prioritizing discrete travel or street shooting. The thin depth profile and lightweight build make it easier to carry all day, though the ergonomics are less sculpted than the Nikon’s. The grip is shallower, and prolonged use could feel less secure, especially with larger lenses. However, its rangefinder-styled controls suit manual-focused photographers and those acclimated to mirrorless minimalism.

In summary, the D700 is made for robust handling and professional reliability, while the sd Quattro focuses on compactness and modern mirrorless convenience.

Control Layout and User Interface: Speed and Intuition

How a camera organizes its dials, buttons, and screens translates directly into shooting efficiency and user satisfaction.

Control layouts reveal Nikon's classic DSLR ergonomics versus Sigma's mirrorless minimalism.

Nikon D700: True to its DSLR heritage, the D700 offers a tried-and-true control setup - dedicated dials for shutter speed, ISO, and exposure compensation grace the top plate, augmented by a secondary LCD on the top right for quick confirmation of critical settings. The button positioning prioritizes quick access to essential functions without diving into menus, which is a boon when shooting fast-action or in changing light. The optical pentaprism viewfinder offers optical clarity and immediate exposure feedback without lag.

Sigma sd Quattro: At first glance, the Quattro presents a cleaner, more streamlined top plate characteristic of mirrorless designs, but feel cautious: fewer buttons and dials mean more menu navigation. Aperture is adjusted on the lens, while shutter speed and ISO are dial controlled but less tactile than the Nikon’s. The EVF, featuring 2,360 dots resolution, offers a live preview with exposure simulation but slightly lags behind DSLRs in responsiveness.

Overall, the Nikon’s interface excels for speed and tactile precision, important for dynamic photography disciplines. Sigma’s interface takes a minimalist approach better suited for contemplative shooting where deliberate setting adjustments matter more than rapid toggling.

Sensor Technology and Image Quality: The Heart of the Matter

At the core of any camera’s capability lies its sensor - and here, the differences couldn’t be starker.

Full-frame Nikon sensor contrasts with the unique APS-C Foveon X3 sensor of Sigma, each offering unique imaging signatures.

Nikon D700: Sporting a 12.1-megapixel full-frame CMOS sensor (36x24 mm), the D700’s sensor size allows superior light gathering capability, translating to excellent dynamic range and low-light sensitivity. The EXPEED processor handles image processing efficiently, resulting in clean high-ISO performance (native ISO up to 6400, boostable to 25600) and excellent color fidelity. The sensor is coupled with a traditional Bayer array with an anti-aliasing filter, which smooths out image artifacts but limits ultimate resolving power slightly.

Sigma sd Quattro: The Quattro sports an APS-C size (23.5 x 15.6 mm) Foveon X3 sensor - a unique three-layer design capturing full color information at each pixel location by stacking red, green, and blue photodiode layers. The effective resolution, often communicated as 29 megapixels due to layering, yields images of remarkable color accuracy and sharpness, especially in controlled lighting. However, the sensor’s design brings optical limitations such as less supple high ISO performance (max native ISO 6400, no boost) and more noise at elevated sensitivities. The Foveon sensor excels in delivering nuanced colors and detailed textures, perfect for studio and landscape photographers valuing precision over speed.

In our side-by-side tests, the Nikon holds the advantage in dynamic range and high-ISO cleanliness, critical for wildlife, sports, and low light environments. The Sigma, meanwhile, produces stunningly detailed images under good lighting, with a unique color depth that can’t be simulated by traditional Bayer sensors.

Viewing and Composition Tools: Optical Versus Electronic

Choosing between optical and electronic viewfinders affects shooting style, especially under variable lighting conditions.

LCD screens show different resolutions and usability; Nikon's classic fixed TFT vs Sigma's higher-res, but more specialized display.

Nikon D700: Features a 3-inch fixed 922k dot TFT LCD, alongside an optical pentaprism viewfinder with approximately 95% frame coverage and 0.72x magnification. The optical viewfinder grants an immediate, lag-free view, with realistic exposure and color rendition delivering the classic DSLR shooting experience. However, the LCD resolution feels modest by modern standards and does not offer touch input or articulation.

Sigma sd Quattro: Also equipped with a 3-inch fixed LCD but boasting a higher resolution (approximately 1.62 million dots), delivering more detailed review capabilities especially critical when checking focus. Its EVF with 2,360 dots offers 100% frame coverage and 0.73x magnification, enabling precise framing and exposure previews, albeit with some lag in dynamic scenes. The lack of touch controls can slow down menu navigation, and the fixed screen limits composition from unconventional angles.

The Nikon’s optical viewfinder will appeal to photographers valuing immediacy and optical clarity, especially in fast-action or bright outdoor shooting. Sigma’s EVF and higher-res LCD offer advantages in manual focus accuracy and exposure preview but at the cost of responsiveness.

Autofocus Performance and Focus Systems: Speed Versus Precision

Autofocus systems can make or break your shooting experience, especially when dealing with moving subjects.

Nikon D700: Employs a 51-point Multi-CAM 3500FX autofocus module with phase-detection AF, featuring a variety of zones including a cluster of cross-type sensors for improved precision. The system excels in single-shot autofocus and tracks moderately moving subjects well - though without the latest tracking AI of newer models, it may falter on erratic or very fast-moving targets. Continuous autofocus is available but somewhat basic by today's standards. Face detection is absent, as expected from a 2008 design. In practice, the D700’s AF feels fast and reliable for portraiture, landscapes, and moderate wildlife action, making it a solid tool for many disciplines.

Sigma sd Quattro: This camera uses a contrast-detection AF system augmented by phase-detection pixels on its sensor. While the AF only has 9 focus points - a sparser array compared to Nikon’s - the camera supports face detection and tracking, a boon for portrait and event shooters. However, AF speed is generally slower, and continuous tracking performance under fast action is a weak point. Manual focus aids are crucial here, given the camera's lean toward deliberate shooting.

If autofocus speed and accuracy for action are high priorities - say, sports or fast wildlife - the Nikon D700 stands head and shoulders above the Sigma. But for still subjects and precision-focused shooting, the Sigma’s AF system holds its own, particularly with manual focus adjustments.

Lens Ecosystems and Compatibility: Selection and Adaptability

Your camera is only as good as the lenses you can mount on it.

The Nikon D700, utilizing the Nikon F-mount, benefits from decades of extensive lens support, with over 300 lenses available ranging from versatile zooms to premium primes, including robust, pro-grade telephotos and macro lenses. Third-party support from brands like Tamron and Sigma further enlarges the ecosystem. This diversity frees photographers to tailor their optical arsenal precisely, whether for sports telephoto reach or macro detail.

The Sigma Quattro uses the Sigma SA mount, home to roughly 76 native lenses. While the selection is smaller, it includes some high-quality Art and Contemporary lenses designed to exploit the Foveon sensor’s characteristics. Adapters are limited compared to Nikon’s broad mount compatibility, and cross-mount lens support remains niche. Prospective buyers must consider this relative scarcity and potential premium costs for lens options.

Lens choices clearly favor the Nikon D700 for range and variety, especially important for wildlife, sports, or specialized macros. The Sigma can function brilliantly with a smaller set of optimized optics, mainly for studio or landscape work, but you’ll have to plan your kit carefully.

Battery Life and Storage: How Long Will You Keep Shooting?

Battery life and storage flexibility play a major role for extended shoots and travel.

The Nikon D700 packs a tried-and-true EN-EL3e battery capable of approximately 1,000 shots per charge - an impressive figure that supports day-long outdoor shooting without urgent concerns about recharging. The camera uses CompactFlash (Type I) cards with one slot, dependable but somewhat dated compared to newer storage standards.

The Sigma sd Quattro requires an uncommon BP-61 battery, for which official battery life stats are scarce but generally considered more modest due to EVF and LCD power demands. It supports SD/SDHC/SDXC storage media with a single card slot, adding convenience through widely available, affordable cards.

For travel or long sessions where power is a limiting factor, Nikon's superior battery economy and widespread CompactFlash card support deliver a dependable advantage. Sigma enthusiasts should prepare with extra batteries and cards.

Durability and Environmental Resistance: Weather-Ready for the Field?

Both cameras feature some level of weather sealing, enhancing reliability in challenging environments.

The Nikon D700 boasts sealed construction protecting against dust and light moisture - a practical benefit for landscape, wildlife, and general outdoor shooting. While not fully waterproof or freezeproof, its resilience aligns with pro DSLR standards.

Similarly, the Sigma Quattro offers environmental sealing but lacks certifications for shock-, crush-, or freeze-proofing. Its mirrorless build may be more vulnerable in rugged use compared to the tested, metal-bodied Nikon.

Photographers frequently working in inclement weather or demanding conditions will likely favor the Nikon’s durability pedigree.

Performance in Key Photography Genres

Now, let’s evaluate how these cameras stack up across a spectrum of photographic disciplines based on real-world testing and sensors’ innate strengths.

Portrait Photography: Rendering skin tones and bokeh

Nikon’s full-frame sensor delivers pleasing skin tone rendering with deep tonal gradations. While only 12MP, the pixel pitch aids low noise and flattering detail. Thanks to the large lens selection with wide-aperture optics, it produces smooth bokeh and excellent subject separation.

The Sigma offers extraordinary color depth and resolution with its Foveon sensor, ideal for studio portraits where color accuracy matters. However, with fewer AF points and slower systems, quick grabbing of eyes or faces in spontaneous situations is harder.

Landscape Photography: Dynamic range and resolution

Here, Sigma’s higher spatial resolution (29MP effective) shines, delivering intricate textures and color fidelity prized by landscape photographers. The crop APS-C sensor requires adapting composition but rewards with fine detail.

The Nikon’s 12MP full-frame sensor trades resolution for superior dynamic range and cleaner shadows/highlights recovery, essential when shooting scenes with harsh contrast.

Wildlife & Sports: Autofocus speed and burst shooting

The Nikon D700 excels here with faster 5 fps continuous shooting and a sophisticated 51-point AF system. While its AF lacks modern AI tracking, it still outperforms the Sigma’s modest 3.8 fps and limited AF points.

Street Photography: Discretion and portability

Sigma’s lightweight, compact body makes it naturally suited for candid street photography. Its silent mirrorless operation and EVF are assets. Nikon’s bulk and shutter noise might draw unwanted attention but benefit in image quality.

Macro and Close-Up: Focusing precision and stabilization

Both cameras lack in-body stabilization, but Nikon’s extensive macro lens lineup offers more options. Sigma’s sensor detail stands out but requires careful manual focus.

Night and Astro: High ISO performance and exposure control

Nikon’s better high ISO and longer shutter speeds support astrophotography more natively. Sigma’s noisier APS-C Foveon sensor can make high ISO captures challenging, though long exposures with tripod aid are possible.

Video Capabilities

Neither camera offers video recording capabilities - a notable limitation for hybrid shooters expecting 4K or any video format.

Travel Photography: Versatility and battery longevity

Sigma’s light weight helps for travel; Nikon’s longer battery life and lens selection weigh in on extended trips. The final choice depends on priorities: compactness vs reliability.

Professional Workflows: File formats and reliability

Both support 14-bit RAW files (Nikon’s NEF and Sigma’s X3F). Nikon’s well-established software ecosystem and widespread compatibility ease workflow integration.

Connectivity and Additional Features

Neither camera goes heavy on wireless connectivity - no Bluetooth or Wi-Fi - which today’s photographers might find limiting. Both offer USB ports (Nikon USB 2.0, Sigma USB 3.0), and HDMI outputs for tethered shooting or external displays. GPS support is optional on Nikon but absent on Sigma.

Bracketing modes differ: Nikon supports white balance bracketing; Sigma lacks WB bracketing but has AE bracketing.

Pricing and Value Analysis

• Nikon D700: Priced at approximately $2,700 (body only) on launch, now found much lower secondhand but still commanding premium prices due to full-frame quality and build.
• Sigma sd Quattro: New around $740 - a significant bargain for a unique high-resolution Foveon system.

The Sigma represents excellent value for photographers prioritizing color accuracy and texture over speed. Nikon’s older flagship status places it higher on cost but with pro-grade features and versatility.

Final Performance Scores and Genre Rankings

Sample Images Showcase

To truly grasp these differences, viewing sample images is invaluable.

Nikon D700 screen back Sigma Quattro front Sigma Quattro screen back

Wrapping Up: Which Camera Suits Your Style?

Choose the Nikon D700 if you:

• Need a durable, reliable full-frame DSLR with a massive lens ecosystem
• Prioritize fast autofocus and solid performance in sports, wildlife, or low-light photography
• Value physical controls and optical viewfinder immediacy
• Require longer battery life for extended shoots
• Prefer traditional DSLR handling and shooting experience

Opt for the Sigma sd Quattro if you:

• Seek ultimate color fidelity and resolution for studio, landscape, or fine art photography
• Desire a lightweight, compact mirrorless body suited for travel or street photography
• Shoot primarily in static or controlled environments where manual focus is manageable
• Have budget constraints but want unique image quality from the Foveon sensor
• Can work within a niche lens ecosystem and prioritize detailed stills over burst speed or tracking AF

Final Thoughts

Both the Nikon D700 and Sigma sd Quattro serve distinct niches shaped by their technology and design choices. While the Nikon holds its ground as a competent professional DSLR,a powerhouse for diverse shooting scenarios, the Sigma carves out a specialist role where resolution, color, and meticulous image quality trump speed and versatility.

As a photographer, identifying your priorities - speed vs detail, robustness vs portability, autofocus prowess vs manual focus precision - will help align your choice with these capable but uniquely different tools. Armed with this detailed comparison, you can confidently select the system that propels your creative vision forward.

Happy shooting!