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Sigma fp vs Sony A99

Portability
84
Imaging
75
Features
79
Overall
76
Sigma fp front
 
Sony SLT-A99 front
Portability
57
Imaging
69
Features
88
Overall
76

Sigma fp vs Sony A99 Key Specs

Sigma fp
(Full Review)
  • 25MP - Full frame Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 25600 (Boost to 102400)
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Leica L Mount
  • 422g - 113 x 70 x 45mm
  • Introduced July 2019
  • Replacement is Sigma fp L
Sony A99
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 812g - 147 x 111 x 78mm
  • Revealed December 2012
  • Superseded the Sony A900
  • Refreshed by Sony A99 II
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Sigma fp vs Sony A99 Overview

Let's take a closer look at the Sigma fp versus Sony A99, former is a Advanced Mirrorless while the other is a Advanced DSLR by rivals Sigma and Sony. The sensor resolution of the fp (25MP) and the A99 (24MP) is fairly close and both cameras have the identical sensor size (Full frame).

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The fp was launched 6 years after the A99 which is a fairly big difference as far as camera tech is concerned. Each of the cameras feature different body design with the Sigma fp being a Rangefinder-style mirrorless camera and the Sony A99 being a Mid-size SLR camera.

Before diving into a step-by-step comparison, here is a brief summary of how the fp scores versus the A99 with respect to portability, imaging, features and an overall score.

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Reasons to pick Sigma fp over the Sony A99

 fp A99 
RevealedJuly 2019December 2012More modern by 81 months
Display size3.2"3"Larger display (+0.2")
Display resolution2100k1229kClearer display (+871k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A99 over the Sigma fp

 A99 fp 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Take selfies

Common features in the Sigma fp and Sony A99

 fp A99 
Manual focus Dial accurate focusing

Sigma fp vs Sony A99 Physical Comparison

For those who are going to carry around your camera frequently, you have to factor its weight and proportions. The Sigma fp provides exterior dimensions of 113mm x 70mm x 45mm (4.4" x 2.8" x 1.8") along with a weight of 422 grams (0.93 lbs) while the Sony A99 has measurements of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") accompanied by a weight of 812 grams (1.79 lbs).

Compare the Sigma fp versus Sony A99 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will differ dependant on the lens you have attached at that time. The following is a front view measurement comparison of the fp compared to the A99.

Sigma fp vs Sony A99 size comparison

Taking into consideration size and weight, the portability rating of the fp and A99 is 84 and 57 respectively.

Sigma fp vs Sony A99 top view buttons comparison

Sigma fp vs Sony A99 Sensor Comparison

Oftentimes, it is hard to picture the difference in sensor sizes just by researching a spec sheet. The image below might provide you a more clear sense of the sensor dimensions in the fp and A99.

As you can see, each of the cameras come with the identical sensor size but different megapixels. You can anticipate the Sigma fp to render extra detail utilizing its extra 1 Megapixels. Greater resolution will also allow you to crop photos a good deal more aggressively. The fresher fp provides an advantage in sensor innovation.

Sigma fp vs Sony A99 sensor size comparison

Sigma fp vs Sony A99 Screen and ViewFinder

Sigma fp vs Sony A99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma fp
Portrait photography with Sony A99
85
focusing manually
sensor resolution is amazing (25 megapixels)
great sensor size (Full frame)
comes with face detection focus
saves RAW files
81
manual focus
decent sensor resolution (24 megapixels)
big sensor size (Full frame)
includes face detection focus
supports RAW formats
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Street Comparison

Sigma fp Street photography highlights
Sony A99 Street photography highlights
77
great sensor size (Full frame)
saves RAW files
comes with focus via touch
environment proofing
good high ISO (25,600)
fixed screen
does not have image stabilization
75
fully articulated screen
has image stabilization (Sensor based)
big sensor size (Full frame)
supports RAW formats
weather sealing
above average high ISO (25,600)
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Sports Comparison

Sigma fp Sports photography highlights
Sony A99 Sports photography highlights
73
high shutter speed (1/8,000s)
sensor resolution is amazing (25 megapixels)
great sensor size (Full frame)
comes with tracking autofocus
environment proofing
does not have image stabilization
lack of phase detect auto focus
78
maximum shutter speed is high (1/8,000s)
has image stabilization (Sensor based)
decent sensor resolution (24MP)
big sensor size (Full frame)
includes tracking autofocus
weather sealing
sensor has phase detect auto focus
bad battery pack (500 CIPA)
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Travel Comparison

Sigma fp Travel photography info
Sony A99 Travel photography info
78
environment proofing
comes with focus via touch
sensor resolution is amazing (25MP)
doesn't have selfie friendly screen
60
weather sealing
decent sensor resolution (24MP)
selfie friendly screen
doesn't have Timelapse mode
bad battery pack (500 shots)
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Landscape Comparison

Sigma fp Landscape photography features
Sony A99 Landscape photography features
82
focusing manually
swap lenses (Leica L mount)
decent sized screen (3.2 inches)
sensor resolution is amazing (25 megapixels)
great sensor size (Full frame)
good high ISO (25,600)
saves RAW files
environment proofing
does not have image stabilization
74
manual focus
change lenses (Sony/Minolta Alpha mount)
pretty good screen size (3 inch)
has image stabilization (Sensor based)
decent sensor resolution (24MP)
big sensor size (Full frame)
above average high ISO (25,600)
supports RAW formats
weather sealing
two card slots
bad battery pack (500 shots)
doesn't have Timelapse mode
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Vlogging Comparison

Sigma fp Vlogging details
Sony A99 Vlogging details
37
touch screen
comes with face detection focus
high video quality (3840 x 2160 resolution)
does have external microphone jack
doesn't have selfie friendly screen
does not have image stabilization
76
selfie friendly screen
has image stabilization (Sensor based)
includes face detection focus
video res high (1920 x 1080 resolution)
includes external microphone socket
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Sigma fp vs Sony A99 Specifications

Detailed spec comparison table for Sigma fp and Sony A99
 Sigma fpSony SLT-A99
General Information
Manufacturer Sigma Sony
Model type Sigma fp Sony SLT-A99
Category Advanced Mirrorless Advanced DSLR
Introduced 2019-07-11 2012-12-12
Physical type Rangefinder-style mirrorless Mid-size SLR
Sensor Information
Chip - Bionz
Sensor type BSI-CMOS CMOS
Sensor size Full frame Full frame
Sensor measurements 35.9 x 23.9mm 35.8 x 23.8mm
Sensor area 858.0mm² 852.0mm²
Sensor resolution 25 megapixels 24 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 6000 x 4000 6000 x 4000
Max native ISO 25600 25600
Max enhanced ISO 102400 -
Lowest native ISO 100 100
RAW support
Lowest enhanced ISO 6 -
Autofocusing
Focus manually
Touch to focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 49 19
Cross type focus points - 11
Lens
Lens mount type Leica L Sony/Minolta Alpha
Amount of lenses 30 143
Crop factor 1 1
Screen
Screen type Fixed Type Fully Articulated
Screen sizing 3.2" 3"
Resolution of screen 2,100k dots 1,229k dots
Selfie friendly
Liveview
Touch operation
Screen tech - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.71x
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/8000 seconds 1/8000 seconds
Continuous shutter rate 12.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash options no built-in flash Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AEB
WB bracketing
Max flash synchronize - 1/250 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone port
Headphone port
Connectivity
Wireless No None
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 422 gr (0.93 lb) 812 gr (1.79 lb)
Physical dimensions 113 x 70 x 45mm (4.4" x 2.8" x 1.8") 147 x 111 x 78mm (5.8" x 4.4" x 3.1")
DXO scores
DXO Overall rating not tested 89
DXO Color Depth rating not tested 25.0
DXO Dynamic range rating not tested 14.0
DXO Low light rating not tested 1555
Other
Battery life - 500 images
Style of battery - Battery Pack
Battery ID BP-51 NP-FM500H
Self timer Yes (2 or 10 wec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC (UHS-II supported) Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC
Card slots One 2
Launch price $2,050 $1,998