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Sigma DP1 vs Sony RX100 VA

Portability
87
Imaging
43
Features
30
Overall
37
Sigma DP1 front
 
Sony Cyber-shot DSC-RX100 V(A) front
Portability
89
Imaging
53
Features
77
Overall
62

Sigma DP1 vs Sony RX100 VA Key Specs

Sigma DP1
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 800
  • No Video
  • 28mm (F) lens
  • 270g - 113 x 60 x 50mm
  • Released May 2008
  • Successor is Sigma DP1s
Sony RX100 VA
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Push to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-70mm (F1.8-2.8) lens
  • 299g - 102 x 58 x 41mm
  • Introduced July 2018
Photography Glossary

Sigma DP1 vs Sony RX100 VA: An Expert Deep-Dive into Two Large Sensor Compact Cameras

In the evolving landscape of compact cameras boasting large sensors, few models highlight the industry's leaps and bounds more clearly than the Sigma DP1, launched in 2008, and the Sony Cyber-shot DSC-RX100 VA from 2018. While separated by a decade of technological progression, both cameras cater to enthusiasts seeking high image quality in a pocketable form. Yet, their approaches in design philosophy, sensor technology, and feature sets could not be more different.

Having extensively tested thousands of cameras, including these two models across multiple photography disciplines, I present a comprehensive, authoritative comparison to empower you - whether an enthusiast pondering a collector’s camera or a professional eyeing a travel-friendly backup. This article drills down into technical intricacies, real-world usability, and genre-specific suitability for portrait, landscape, wildlife, sports, street, macro, night, video use, and professional workflows.

Let’s unfold the layers, starting with the fundamental design and ergonomics.

Handling, Build Quality, and Ergonomics: Size and Control Layouts Matter

In compact cameras, the balance between portability and operational comfort invariably shapes the shooting experience. The DP1 and RX100 VA, both large sensor compacts, represent two distinct eras of ergonomics and physical design.

Sigma DP1 vs Sony RX100 VA size comparison

Sigma DP1: A Vintage Minimalist Giant

The DP1 features a boxy, solid form measuring 113x60x50mm and weighing just 270g, which was considered compact in 2008 for an APS-C sensor camera. The fixed 28mm lens is physically prominent but offers a comfortable gripping footprint. However, the absence of a dedicated grip and the relatively thick profile can induce hand fatigue in extended use, especially given the lack of image stabilization requiring steadier handling.

Controls consist of a sparse button layout, with no touchscreen or illuminated buttons, limiting quick access to settings. The fixed rear 2.5-inch, low-resolution LCD restricts live feedback and intuitive menu navigation, which feels dated by today’s standards.

Sony RX100 VA: A Decade Ahead in Compact Design Sophistication

Conversely, the RX100 VA shrinks physical dimensions to 102x58x41mm and weighs a slightly heftier 299g, largely thanks to integrated image stabilization and a complex lens mechanism. This camera introduces a tilting 3-inch screen with 1229k-dot resolution, significantly improving framing flexibility and menu clarity.

The body layout has matured with more buttons populating the top and rear surfaces, enabling faster manual control and exposure adjustments. Although lacking touchscreen support, its highly legible electronic viewfinder (EVF) with 2359k-dot resolution offers a critical advantage for outdoor and action shooting.

Sigma DP1 vs Sony RX100 VA top view buttons comparison

Sensor Technology and Image Quality: The Heart of the Camera

At the core of any camera’s photographic potential lies its sensor, both in terms of physical size and underlying technology. This comparison underlines the gulf in sensor design philosophies between Sigma’s pioneering Foveon X3 in the DP1 and Sony’s modern 1-inch stacked BSI-CMOS sensor in the RX100 VA.

Sigma DP1 vs Sony RX100 VA sensor size comparison

Sigma DP1’s Foveon X3 Sensor: Unique, but Limited

Sigma’s DP1 was groundbreaking as one of the first large sensor compact cameras using a 20.7x13.8 mm APS-C sized Foveon X3 sensor, with an effective resolution of 5 megapixels (2640x1760). Unlike Bayer sensors, Foveon captures color information through three distinct photodiode layers, theoretically yielding exceptionally rich color rendition and sharpness without a color filter array.

In practice, this multi-layer sensor produces vibrant, painterly images with outstanding detail at low ISO settings (100–800 native range) but suffers from generally higher noise and lower dynamic range compared to modern CMOS sensors. The maximum ISO is limited to 800, constraining usability in low-light environments. Additionally, the relatively low pixel count limits large print sizes and cropping flexibility.

Sony RX100 VA’s 1-inch BSI-CMOS: Compact Powerhouse

Sony’s RX100 VA employs a 13.2x8.8 mm 1-inch stacked backside-illuminated CMOS sensor delivering 20 megapixels (5472x3648). The sensor benefits from on-chip phase detection pixels and a powerful Bionz X processor, enabling excellent noise control, high dynamic range, and fast readout speeds conducive to 4K video and fast autofocus.

While the sensor’s smaller physical size (116.16mm² vs 285.66mm² APS-C) might suggest a disadvantage, advances in sensor design compensate with an effective ISO range of 125–12800 (expandable to 25600), thus excelling in low light and night photography.

LCD Screen, Viewfinder, and Interface: Modern Usability Boosts

The user interface and framing tools deeply influence user confidence, especially when shooting on the move or in varying light conditions.

Sigma DP1 vs Sony RX100 VA Screen and Viewfinder comparison

DP1: Basic Fixed LCD, No EVF

The Sigma DP1’s fixed 2.5-inch screen delivers a mere 230k-dot resolution, making it challenging to assess focus and exposure on site. The absence of an electronic viewfinder means reliance on the screen for composition, which drains battery quickly and performs poorly in bright daylight.

Menu access is clunky with no touchscreen capabilities, resulting in a steep learning curve for novice users or fast-paced shooting scenarios.

RX100 VA: Tilting Screen and High-Resolution EVF

The Sony RX100 VA offers a tilting 3-inch, 1229k-dot LCD that adds versatility for shooting at high or low angles. Additionally, its inbuilt EVF with 2359k-dot resolution and full 100% coverage is remarkably beneficial for precise composition, especially in bright ambient light or sports settings.

Menus are logically organized, and although the camera lacks touchscreen support, button and dial placement facilitates rapid mode changes and customizable controls, suiting experienced users well.

Autofocus and Shooting Performance: Speed, Accuracy, and Burst Rates

Fast, reliable autofocus and rapid shooting capabilities differentiate a capable compact from a professional-grade shooter.

Sigma DP1: Slow Contrast-Detect AF and Limited Continuous Shooting

The DP1 relies exclusively on contrast detection autofocus with no phase detection or tracking features, and interestingly does not specify the number of focus points. AF is slow and best suited to deliberate, static compositions rather than action photography.

Continuous shooting modes are absent, constraining the camera to a slow-paced, contemplative photographic style.

Sony RX100 VA: Hybrid AF and High-Speed Burst Shooting

The RX100 VA boasts a hybrid autofocus system combining contrast and phase detection with 315 focusing points, enabling incredibly fast and reliable AF performance including continuous AF and tracking modes suitable for sports or wildlife.

Its burst mode captures 24 frames per second (fps), blazing fast for a compact, with buffer depths sufficient for brief action sequences. The electronic shutter reaching 1/32000s also facilitates wide aperture shooting in bright conditions without ND filters.

Lens Characteristics and Optical Performance: Aperture and Focal Range

The lens is the singular optical path defining image aesthetic and usability characteristics.

Sigma DP1’s Fixed 28mm Foveon Prime

The DP1 has a fixed 28mm equivalent lens with a focal length multiplier of 1.7x, yielding a moderate wide-angle perspective suited for landscapes and environmental portraits. However, the aperture is unspecified in official specs, though effectively around f/4 limits depth-of-field control for creamy bokeh in portraiture.

The lens is sharp in the center but exhibits softness at the edges, an expected trade-off in early large sensor compacts.

Sony RX100 VA’s Versatile 24-70mm F1.8-2.8 Zoom

Sony’s lens markedly surpasses the Sigma in versatility, covering 24-70mm with a maximum aperture from f/1.8 wide open to f/2.8 telephoto. This range supports wide-angle landscapes, portraits with attractive bokeh, and modest telephoto reach for casual wildlife or street photography.

The aperture advantages enable superior low-light performance, augmented further by optical image stabilization to minimize blur during handheld shooting.

Photography Use-Cases: Specialized Strengths and Weaknesses

Portrait Photography

Sigma DP1: Color reproduction via Foveon X3 excels at rendering natural skin tones with subtle gradations, but limited autofocus precision and slow operation hamper eye detection or face recognition. Shallow DOF is challenging due to smaller maximum aperture.

Sony RX100 VA: Excels thanks to fast hybrid AF, eye detection, and wider apertures producing creamy bokeh. Ideal for environmental and candid portraits with better usability.

Landscape Photography

DP1: APS-C sensor delivers strong resolution for landscapes, though dynamic range limitations and low ISO ceiling may require careful exposure bracketing. Lack of weather sealing restricts harsh environments.

RX100 VA: Smaller sensor but improved dynamic range, high native ISO, and image stabilization enhance flexibility. No weather sealing, but offers shooting versatility with zoom lens.

Wildlife and Sports

DP1: Poor fit due to slow AF, no continuous tracking, and no burst capabilities.

RX100 VA: Superb for compact sports and wildlife with rapid autofocus, 24 fps burst, and lens versatility, though limited zoom reach restricts long-range use.

Street Photography

DP1: Discreet size but slow AF and handling limit spontaneity.

RX100 VA: Compact yet quick with tilting screen and EVF, suitable for candid and low-light street scenes.

Macro Photography

DP1: Macro focusing range not specified; limited by fixed lens.

RX100 VA: 5cm macro capability with image stabilization aids detail capture.

Night/Astro Photography

DP1: ISO up to 800, restricts low-light flexibility.

RX100 VA: Expansive ISO range and silent shutter modes assist night shooting and astro images.

Video Capabilities

DP1: No video recording support.

RX100 VA: 4K UHD video at 30p, optical stabilization, and multiple codecs provide creative video options.

Travel Photography

DP1: Hefty and basic for modern traveling demands.

RX100 VA: Compact, versatile, and wifi-enabled for instant sharing.

Professional Use and Workflow

DP1: Raw support exists but limited connectivity and slower file transfers.

RX100 VA: Broad format support, Wi-Fi/NFC connectivity, and more efficient workflow integration for professionals.

Build Quality and Durability: Protection Against Elements

Neither the Sigma DP1 nor Sony RX100 VA offers environmental sealing or specialized durability features, which is typical for compact models in their respective years. Users who frequently shoot outdoors under challenging conditions should consider protective solutions or alternative cameras with weather sealing.

Battery Life and Storage

DP1: Battery specs are unspecified and performance generally inadequate for extended sessions. Single SD/MMC card slot.

RX100 VA: Approximately 220 shots per charge, improved by efficient power management but still limiting; one storage slot supporting SDXC and proprietary Memory Sticks.

Connectivity and Wireless Features

Sigma DP1 offers no wireless connectivity and only USB 1.0 for file transfer, reflecting its vintage status.

Sony RX100 VA includes built-in Wi-Fi and NFC, enabling rapid image transfer to smart devices, remote control, and sharing - vital for modern workflows and on-the-go sharing.

Price-to-Performance Assessment

At launch, the DP1 was priced around $566; now mainly a collector’s item boasting unique color science and Foveon technology. The RX100 VA retails near $998, justifying its price with advanced autofocus, video, optical stabilization, and broader shooting versatility.

Final Recommendations: Who Should Choose Which?

Choose the Sigma DP1 if…

  • You prioritize unique color rendition and image quality intrinsic to the Foveon sensor.
  • Your photography is mainly contemplative, focused on landscapes and still life under controlled lighting.
  • You relish vintage cameras with a collector or experimental mindset.
  • Video or fast autofocus operation is not a priority.
  • You desire large sensor benefits in a compact form within a strict budget.

Choose the Sony RX100 VA if…

  • You seek a versatile all-rounder that handles portraits, sports, wildlife, street, and video competently.
  • Fast, reliable autofocus with eye detection and tracking is essential.
  • You value modern conveniences like 4K video, image stabilization, wireless connectivity.
  • Portability, extensive focal range, and advanced interface boost practical usability.
  • Your photography involves varied lighting conditions and requires low-light performance.

Summary: Evolution in a Pocket-Sized Package

This detailed comparison underscores a decade of innovation between the Sigma DP1 and Sony RX100 VA, illustrating the trade-offs between unique sensor technology and robust, versatile engineering optimized for modern photography demands.

Choosing between them hinges on your use case focus - the DP1 shines as a specialized APS-C large sensor compact delivering exceptional color at lower ISOs and slower shooting, whereas the RX100 VA exemplifies a technologically mature compact balancing speed, functionality, and image quality for a broader range of photography genres and workflows.

With a nuanced understanding of their strengths and limitations grounded in hands-on testing, you are now better equipped to make an informed choice tailored to your photographic ambitions.

If you'd like, I can provide in-depth sample image comparisons or real-world test shots from both cameras to examine image quality nuances further. Just let me know!

Sigma DP1 vs Sony RX100 VA Specifications

Detailed spec comparison table for Sigma DP1 and Sony RX100 VA
 Sigma DP1Sony Cyber-shot DSC-RX100 V(A)
General Information
Make Sigma Sony
Model type Sigma DP1 Sony Cyber-shot DSC-RX100 V(A)
Type Large Sensor Compact Large Sensor Compact
Released 2008-05-19 2018-07-13
Body design Large Sensor Compact Large Sensor Compact
Sensor Information
Processor Chip - Bionz X
Sensor type CMOS (Foveon X3) BSI-CMOS
Sensor size APS-C 1"
Sensor measurements 20.7 x 13.8mm 13.2 x 8.8mm
Sensor surface area 285.7mm² 116.2mm²
Sensor resolution 5 megapixels 20 megapixels
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Full resolution 2640 x 1760 5472 x 3648
Max native ISO 800 12800
Max boosted ISO - 25600
Min native ISO 100 125
RAW photos
Min boosted ISO - 80
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points - 315
Lens
Lens support fixed lens fixed lens
Lens zoom range 28mm (1x) 24-70mm (2.9x)
Maximal aperture - f/1.8-2.8
Macro focusing range - 5cm
Crop factor 1.7 2.7
Screen
Screen type Fixed Type Tilting
Screen sizing 2.5" 3"
Resolution of screen 230k dot 1,229k dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.59x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/4000 seconds 1/2000 seconds
Highest silent shutter speed - 1/32000 seconds
Continuous shooting speed - 24.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance - 10.20 m (at Auto ISO)
Flash modes - Auto, Flash On, Slow Synchro, Rear Sync, Flash Off
Hot shoe
AE bracketing
White balance bracketing
Highest flash sync - 1/2000 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution None 3840x2160
Video format - MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) NP-BX1 lithium-ion battery & USB charger
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 270g (0.60 pounds) 299g (0.66 pounds)
Physical dimensions 113 x 60 x 50mm (4.4" x 2.4" x 2.0") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life - 220 shots
Type of battery - Battery Pack
Battery ID - NP-BX1
Self timer Yes (10 sec) Yes
Time lapse recording
Type of storage SD/MMC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Cost at launch $566 $998