Sigma 24 105mm F4 DG OS HSM A Review | 54 Data compared

The Sigma 24-105mm f/4 DG OS HSM Art lens is praised for its excellent sharpness throughout the zoom range and robust build quality, featuring a constant f/4 maximum aperture, effective optical stabilization, and a fast, quiet Hyper Sonic Motor. The lens offers versatile handling with a non-rotating front element, ideal for filters, though it is quite heavy and requires large 82mm filters. However, the review highlights significant drawbacks, including 4.5% barrel distortion at the 24mm wide-angle end and noticeable vignetting at f/4. Additionally, while central sharpness is maintained, edge resolution can soften at 105mm, especially when stopped down beyond f/8.

The Sigma 24-105mm f/4.0 DG OS HSM Art lens offers exceptional sharpness, particularly in the mid and peripheral areas at 24-28mm, while providing a versatile, highly sharp, and flare-resistant zoom range, say. Key advantages include an ultra-quiet autofocus motor and competitive pricing that positions it as a strong alternative to native lenses, despite being heavier and utilizing a larger 82mm filter thread, per. Conversely, the review notes significant compromises, including weaker optical performance and lower sharpness at the 105mm telephoto extreme compared to Canon alternatives. Additionally, the lens shows greater vignetting at the long end and, unlike some competitors, lacks comprehensive weather sealing.

The Sigma 24-105mm F4 DG OS HSM A lens for Canon delivers impressive optical performance at a highly competitive price of $899, comfortably undercutting Canon’s equivalent models. Tested on a 22-Mpix Canon EOS 5D Mk III, it achieved a high DxOMark score of 24 points and an outstanding sharpness score of 18 P-Mpix, making it one of the sharpest professional zooms available. Key strengths include exceptional peak sharpness that outperforms the older Canon 24-105mm f4L at every focal length, a four-stop image stabilization system, and a swift ultrasonic autofocus motor. Additionally, it offers compatibility with Sigma's optional USB dock for firmware upgrades and user adjustments, alongside excellent control of lateral chromatic aberration when compared to higher-end models like the Canon 24-70mm f2.8L II USM. Despite its stellar sharpness, the lens has several physical and optical drawbacks. It is noticeably heavier and bulkier than its Canon counterpart, weighing 30 percent more at 885g and requiring a large 82mm filter thread. Optically, while center sharpness is high, corner sharpness drops noticeably across the zoom and aperture ranges. The lens also struggles with...

The Sigma 24-105mm f/4 DG OS HSM Art lens is highly commended as a superior, cost-effective alternative to Canon's counterpart, retailing at $899 for Canon, Sigma, Sony, and Nikon mounts. The reviewer praises the lens for its outstanding center sharpness, which remains remarkably consistent across all focal lengths and apertures, as well as its massive improvement in edge-to-edge sharpness compared to older standard zooms. Its autofocus system is highlighted as exceptional—operating silently, quickly, and accurately—making it a stellar performer for video tracking and studio photography. Furthermore, the lens features a solid build quality, optical image stabilization, and a non-rotating front element that benefits travel and landscape photographers. Despite its high marks, the lens does have notable drawbacks, particularly regarding its physical layout and handling. The focus ring is controversially placed behind the zoom ring closer to the camera body, which breaks from established industry design and can slow down photographers who shoot manually. Physically, its premium sturdiness comes at the expense of weight, making it a heavy piece of gear to carry around. Optically, sharpness slightly drops at its weakest...

The Sigma 24-105mm f4 OS Art is a versatile, high-quality walkaround zoom lens designed for full-frame DSLRs, offering a 36-158mm equivalent focal range when mounted on cropped-body cameras. Tested on a high-resolution Nikon D800, the lens delivers an impressive overall build quality with a high-quality metal and plastic construction, alongside an incredibly quiet Hyper Sonic Motor (HSM) autofocus system that can be precisely fine-tuned across 16 different points using Sigma's Optimization Pro software. Additionally, its highly effective optical image stabilization system stands out as a major asset, proving in testing to provide roughly 3 stops of stabilization for consistently sharp handheld shots. However, the lens does come with notable trade-offs, particularly regarding its physical form factor. It is relatively heavy and bulky, weighing in at 885g, which is significantly heavier than its direct competitors from Canon and Nikon. It features a large, non-standard 82mm filter thread that may force photographers to buy brand-new filters. Furthermore, unlike its rivals, the Sigma completely lacks weather sealing at the lens mount and features a zoom and focus ring layout that rotates in the...

The Sigma 24-105mm f/4 DG OS HSM | A is a well-made, versatile standard zoom lens designed as an everyday option for full-frame DSLRs. Testing reveals an exceptionally solid build with a refined zoom and manual focus ring mechanism. Optically, the lens delivers impressive frame-wide sharpness when stopped down to f/8 or f/11, performing at its absolute best at the wide-angle focal lengths. Additional benefits include a highly effective optical image stabilisation system that allows handheld shooting at shutter speeds up to 3 stops slower, a fast and quiet ultrasonic autofocus motor, and a price point roughly £130 cheaper than its direct Canon and Nikon competitors. However, the lens has notable drawbacks, including a total lack of weather-sealing and a heavy, bulky footprint utilizing a large 82mm filter thread. Image performance is compromised by progressive softening in the corners at the telephoto end, complex barrel distortion at 24mm, and strong pincushion distortion throughout the remaining range. Furthermore, users may encounter pronounced vignetting and abrupt corner shading when shooting wide open at f/4, green and magenta chromatic aberration fringing, and potential...

The Trusted Reviews evaluation of the Sigma 24-105mm f/4 DG OS HSM | Art lens identifies it as a high-quality, full-frame option featuring excellent build quality, fast autofocus, and effective image stabilization. It offers outstanding wide-angle sharpness and represents a cost-effective alternative to branded lenses. However, the review notes significant curvilinear distortion, including barrel and pincushion effects, along with reduced, softer resolution at the 105mm telephoto end. Additionally, the lens is heavier than competitors and features an 82mm filter thread.

The Sigma 24-105mm f/4 DG OS HSM Art lens is highly praised by the reviewer for its exceptional image quality and versatility across various photography genres, including landscapes, portraits, and fashion. Optically, it stands out as sharper than competing 24-105mm or 24-120mm offerings from Canon and Nikon. Its built-in optical stabilization (OS) is highly effective for handheld shooting in low light and on-the-go video recording, giving it an edge over unstabilized alternatives. Furthermore, the 105mm telephoto reach is heavily preferred for headshot portraits over a standard 24-70mm lens, as it provides a more flattering compression without forcing the photographer to switch lenses. However, the lens does come with notable compromises, primarily its relatively slow f/4 maximum aperture, which produces a good but not spectacular bokeh compared to high-end prime lenses. Optically, the reviewer notes visible distortion and heavy vignetting at wider apertures, though these are easily corrected using RAW processing software. The most significant drawback is the complete lack of weather sealing, which makes the lens susceptible to sucking up dust inside its inner optics and raises durability concerns when...

The Sigma 24-105mm f/4 DG OS is a highly capable standard zoom lens designed to surpass Canon’s popular 24-105mm f/4 L IS by offering vastly improved optical performance across its entire focal range. The reviewer praises its striking industrial design, machined aluminum construction, and incredibly silent Optical Stabilization (OS) system. In image quality tests, the Sigma stands out as a major pro by delivering superior sharpness and contrast, fewer cyan colour casts, and less vignetting at the edges when shot wide-open compared to the softer Canon alternative. It is highlighted as an ideal, versatile studio or editorial tool for photographers who can easily switch from wide environmental portraits to tight headshots without swapping glass. However, the lens comes with notable downsides, primarily its heavy weight. Weighing 885 grams, it is significantly heavier than Canon's 670-gram counterpart, making it less practical for all-day travel or handheld field work. Additional cons include a slower autofocus that tends to struggle in dark, low-contrast environments, and potential future compatibility issues because Sigma reverse-engineers its lens mounts. The f/4 aperture also limits its use for...

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The DPReview test data for the Sigma 24-105mm f/4 DG OS HSM highlights excellent cross-frame sharpness that remains highly consistent across all focal lengths when shot wide open at f/4. This lens offers competitive, high-quality performance on full-frame cameras, providing a versatile, sharp shooting experience that competes closely with similar Canon offerings. Conversely, the lens exhibits significant optical drawbacks, including notably high chromatic aberration with visible color fringing at both wide and telephoto settings. Additionally, strong vignetting is present at f/4, resulting in a sharp, heavy drop-off in corner brightness, although this can be largely mitigated by stopping down to f/5.6.

The Sigma 24-105mm f/4 DG OS HSM | A is a high-end, general-purpose standard zoom lens designed for full-frame DSLRs that delivers a highly useful focal range from landscape wideangle to portrait telephoto. On the positive side, the lens is exceptionally well-made with a solid, premium fit and finish typical of Sigma's Art series. It features a fast, quiet Hyper Sonic Motor for autofocusing and an effective optical image stabilisation system that allows handheld shooting at shutter speeds roughly three stops slower than usual. Optically, it proves to be a capable performer that resolves excellent detail across the entire frame when stopped down to f/8 or f/11, showing its maximum sharpness at the wideangle end. Furthermore, its competitive pricing makes it a highly compelling everyday option, as it costs approximately £130 less than its direct Canon and Nikon counterparts. However, the lens has several notable drawbacks, chief among them being a complete lack of weather-sealing, which puts it at a disadvantage compared to its main rivals. It is also noticeably heavier and requires a large 82mm front filter thread. Image...

The Sigma 24-105mm F4 DG OS HSM lens is a highly versatile, full-frame standard zoom lens that offers a 4.4x zoom range and earns an Editors' Choice award for its outstanding value and performance. Evaluated using a Canon EOS 6D, the lens displays exceptional central sharpness, resolving 2,708 lines at 24mm f/4 and maintaining impressive resolution up to 2,500 lines at 50mm and 105mm positions. Its standout physical attributes include a constant f/4 aperture, built-in optical stabilization for Canon, Nikon, and Sigma mounts, compatibility with Sigma’s USB Dock for customized focus adjustments, and full-frame sensor coverage. However, the lens is notably heavy, weighing just under 2 pounds, and utilizes a large front element that requires expensive 82mm filters. The review highlights distinct optical anomalies, specifically noting distortion across the entirety of the zoom range. At the 24mm position, the lens produces 2.9% barrel distortion, which causes straight lines to curve outward, while the rest of the zoom range displays roughly 1% pincushion distortion that curves lines inward. While the outer frame remains crisp enough to pass standard sharpness cutoffs, edge...

The Sigma 24-105mm F4 DG OS HSM is an Excellent-rated standard zoom lens designed for full-frame cameras, offering great value for photographers who do not require a brighter f/2.8 aperture. Retailing at $899, it is available for Canon, Nikon, Sigma, and Sony mounts, and is compatible with Sigma’s USB Dock for precise focus customization. The lens features a versatile 4.4x zoom range and a constant f/4 aperture. Lab testing with a Canon EOS 6D revealed excellent center-weighted sharpness, resolving 2,708 lines at 24mm f/4 and remaining crisp throughout the 50mm, 80mm, and 105mm ranges. Additionally, it features built-in optical stabilization for Canon, Nikon, and Sigma systems, manageable dimensions of 4.3 by 3.5 inches, and a close focusing distance of 17.7 inches. However, the review notes a few trade-offs, primarily regarding physical weight and optical distortion. Weighing nearly 2 pounds and requiring large 82mm filters, the lens is on the heavier side. Optically, it suffers from 2.9% barrel distortion at the 24mm wide-angle setting, which causes straight lines to curve outward. Across the rest of the zoom range (50mm to 105mm),...