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Sigma DP1 vs Sony a5100

Portability
87
Imaging
43
Features
30
Overall
37
Sigma DP1 front
 
Sony Alpha a5100 front
Portability
89
Imaging
65
Features
74
Overall
68

Sigma DP1 vs Sony a5100 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
  • Revealed May 2008
  • New Model is Sigma DP1s
Sony a5100
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • 1920 x 1080 video
  • Sony E Mount
  • 283g - 110 x 63 x 36mm
  • Announced August 2014
  • Earlier Model is Sony a5000
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Sigma DP1 vs Sony a5100 Overview

Below, we will be comparing the Sigma DP1 and Sony a5100, former being a Large Sensor Compact while the latter is a Entry-Level Mirrorless by brands Sigma and Sony. There exists a considerable gap among the image resolutions of the DP1 (5MP) and a5100 (24MP) but they use the exact same sensor measurements (APS-C).

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The DP1 was announced 7 years earlier than the a5100 and that is a fairly large difference as far as camera technology is concerned. Both of these cameras come with different body type with the Sigma DP1 being a Large Sensor Compact camera and the Sony a5100 being a Rangefinder-style mirrorless camera.

Before we go straight into a thorough comparison, below is a simple summation of how the DP1 scores against the a5100 when considering portability, imaging, features and an overall grade.

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Reasons to pick Sigma DP1 over the Sony a5100

 DP1 a5100 

Reasons to pick Sony a5100 over the Sigma DP1

 a5100 DP1 
AnnouncedAugust 2014May 2008More recent by 76 months
Screen typeTiltingFixed Tilting screen
Screen dimension3"2.5"Bigger screen (+0.5")
Screen resolution922k230kSharper screen (+692k dot)
Touch screen Quickly navigate

Common features in the Sigma DP1 and Sony a5100

 DP1 a5100 
Manual focus Dial accurate focus
Selfie screen Neither features selfie screen

Sigma DP1 vs Sony a5100 Physical Comparison

For those who are planning to lug around your camera often, you have to factor in its weight and proportions. The Sigma DP1 enjoys physical dimensions of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") along with a weight of 270 grams (0.60 lbs) whilst the Sony a5100 has measurements of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") with a weight of 283 grams (0.62 lbs).

Check the Sigma DP1 and Sony a5100 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will vary depending on the lens you are working with at the time. The following is the front view dimensions comparison of the DP1 compared to the a5100.

Sigma DP1 vs Sony a5100 size comparison

Looking at dimensions and weight, the portability grade of the DP1 and a5100 is 87 and 89 respectively.

Sigma DP1 vs Sony a5100 top view buttons comparison

Sigma DP1 vs Sony a5100 Sensor Comparison

Sometimes, it can be hard to picture the difference in sensor measurements merely by viewing specifications. The visual below might offer you a more clear sense of the sensor dimensions in the DP1 and a5100.

Plainly, both of these cameras posses the exact same sensor measurements albeit different resolution. You can count on the Sony a5100 to provide you with greater detail with its extra 19 Megapixels. Higher resolution can also allow you to crop photographs somewhat more aggressively. The older DP1 will be behind when it comes to sensor technology.

Sigma DP1 vs Sony a5100 sensor size comparison

Sigma DP1 vs Sony a5100 Screen and ViewFinder

Sigma DP1 vs Sony a5100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma DP1
Portrait photography with Sony a5100
55
you can focus manually
good sensor size (APS-C)
delivers RAW formats
megapixel count low (5 megapixels)
72
has manual focus
decent sensor resolution (24MP)
sensor size is nice (APS-C)
provides face detection focusing
saves RAW formats
no external flash support
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Street Comparison

Street photography with Sigma DP1
Street photography with Sony a5100
64
good sensor size (APS-C)
delivers RAW formats
lighter than average (270 grams)
fixed screen
no image stabilization
low maximum ISO (800)
82
screen tilts up and down
sensor size is nice (APS-C)
saves RAW formats
features touch to focus
above average high ISO (25,600)
does not have image stabilization
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Sports Comparison

Sigma DP1 Sports photography advice
Sony a5100 Sports photography advice
31
good sensor size (APS-C)
focal length is fixed (28mm)
no image stabilization
megapixel count low (5 megapixels)
lack of phase detect AF
68
decent sensor resolution (24MP)
sensor size is nice (APS-C)
provides tracking autofocus
good battery (400 per charge)
supports phase detect AF
continuous shooting slow (6.0 frames per second)
does not have image stabilization
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Travel Comparison

Sigma DP1 Travel photography details
Sony a5100 Travel photography details
63
lighter than average (270 grams)
flash built-in
good maximum aperture (f)
doesn't have Timelapse function
megapixel count low (5MP)
does not feature selfie friendly screen
80
good battery (400 per charge)
features touch to focus
decent sensor resolution (24 megapixels)
built-in flash
screen is not selfie friendly
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Landscape Comparison

Sigma DP1 Landscape photography details
Sony a5100 Landscape photography details
44
you can focus manually
good maximum aperture (f)
good sensor size (APS-C)
delivers RAW formats
lens is fixed (fixed lens mount)
focal length is fixed (28mm)
tiny screen (2.5")
no image stabilization
megapixel count low (5MP)
low maximum ISO (800)
doesn't have Timelapse function
79
has manual focus
swap lenses (Sony E mount)
screen size is good (3")
decent sensor resolution (24MP)
sensor size is nice (APS-C)
above average high ISO (25,600)
saves RAW formats
good battery (400 CIPA)
does not have image stabilization
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Vlogging Comparison

Sigma DP1 Vlogging factors
Sony a5100 Vlogging factors
9
no video recording
34
touchscreen
provides face detection focusing
video res high (1920 x 1080 pxls)
screen is not selfie friendly
does not have image stabilization
missing external microphone socket
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Sigma DP1 vs Sony a5100 Specifications

Detailed spec comparison table for Sigma DP1 and Sony a5100
 Sigma DP1Sony Alpha a5100
General Information
Brand Name Sigma Sony
Model type Sigma DP1 Sony Alpha a5100
Type Large Sensor Compact Entry-Level Mirrorless
Revealed 2008-05-19 2014-08-17
Physical type Large Sensor Compact Rangefinder-style mirrorless
Sensor Information
Powered by - Bionz X
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C APS-C
Sensor measurements 20.7 x 13.8mm 23.5 x 15.6mm
Sensor surface area 285.7mm² 366.6mm²
Sensor resolution 5MP 24MP
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Maximum resolution 2640 x 1760 6000 x 4000
Maximum native ISO 800 25600
Lowest native ISO 100 100
RAW pictures
Autofocusing
Manual focusing
Touch focus
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points - 179
Lens
Lens mount type fixed lens Sony E
Lens zoom range 28mm (1x) -
Number of lenses - 121
Crop factor 1.7 1.5
Screen
Screen type Fixed Type Tilting
Screen diagonal 2.5 inches 3 inches
Resolution of screen 230 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting rate - 6.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash distance - 4.00 m (at ISO 100)
Flash settings - Flash off, auto, fill-flaw, slow sync, redeye reduction
External flash
AE bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p, 25p), 1280 x 720 (120p), 640 x 480 (30p, 25p)
Maximum video resolution None 1920x1080
Video file format - MPEG-4, AVCHD, XAVC S
Microphone port
Headphone port
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 270g (0.60 lb) 283g (0.62 lb)
Dimensions 113 x 60 x 50mm (4.4" x 2.4" x 2.0") 110 x 63 x 36mm (4.3" x 2.5" x 1.4")
DXO scores
DXO All around rating not tested 80
DXO Color Depth rating not tested 23.8
DXO Dynamic range rating not tested 12.7
DXO Low light rating not tested 1347
Other
Battery life - 400 shots
Style of battery - Battery Pack
Battery ID - NP-FW50
Self timer Yes (10 sec) Yes (2 or 10 sec, continuous (3-5 shot))
Time lapse shooting With downloadable app
Storage type SD/MMC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Price at launch $566 $448