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Sigma fp L vs Sony A99

Portability
83
Imaging
82
Features
80
Overall
81
Sigma fp L front
 
Sony SLT-A99 front
Portability
57
Imaging
69
Features
88
Overall
76

Sigma fp L vs Sony A99 Key Specs

Sigma fp L
(Full Review)
  • 61MP - Full frame Sensor
  • 3.2" Fixed Display
  • ISO 100 - 25600 (Expand to 102400)
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Leica L Mount
  • 427g - 113 x 70 x 45mm
  • Launched March 2021
  • Earlier Model is Sigma fp
Sony A99
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 812g - 147 x 111 x 78mm
  • Launched December 2012
  • Previous Model is Sony A900
  • New Model is Sony A99 II
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Sigma fp L vs Sony A99 Overview

In this write-up, we are looking at the Sigma fp L and Sony A99, one is a Advanced Mirrorless and the other is a Advanced DSLR by companies Sigma and Sony. There is a crucial difference between the image resolutions of the fp L (61MP) and A99 (24MP) but they possess the same exact sensor sizes (Full frame).

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The fp L was unveiled 8 years after the A99 which is quite a serious gap as far as tech is concerned. Both of the cameras offer different body type with the Sigma fp L being a Rangefinder-style mirrorless camera and the Sony A99 being a Mid-size SLR camera.

Before going in to a more detailed comparison, below is a simple introduction of how the fp L matches up versus the A99 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Sigma fp L over the Sony A99

 fp L A99 
LaunchedMarch 2021December 2012Newer by 101 months
Display sizing3.2"3"Larger display (+0.2")
Display resolution2100k1229kSharper display (+871k dot)
Touch display Easily navigate

Reasons to pick Sony A99 over the Sigma fp L

 A99 fp L 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Sigma fp L and Sony A99

 fp L A99 
Focus manually Very accurate focus

Sigma fp L vs Sony A99 Physical Comparison

For anyone who is aiming to travel with your camera often, you are going to need to factor its weight and measurements. The Sigma fp L provides outer dimensions of 113mm x 70mm x 45mm (4.4" x 2.8" x 1.8") having a weight of 427 grams (0.94 lbs) and the Sony A99 has proportions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).

Look at the Sigma fp L and Sony A99 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with during that time. Following is the front view size comparison of the fp L versus the A99.

Sigma fp L vs Sony A99 size comparison

Factoring in size and weight, the portability score of the fp L and A99 is 83 and 57 respectively.

Sigma fp L vs Sony A99 top view buttons comparison

Sigma fp L vs Sony A99 Sensor Comparison

In many cases, it is very hard to see the gap between sensor dimensions just by looking at technical specs. The picture below will provide you a greater sense of the sensor sizes in the fp L and A99.

As you have seen, the 2 cameras offer the same exact sensor sizing but not the same resolution. You should anticipate the Sigma fp L to resolve more detail having an extra 37MP. Greater resolution will also allow you to crop images a little more aggressively. The younger fp L will have an edge when it comes to sensor innovation.

Sigma fp L vs Sony A99 sensor size comparison

Sigma fp L vs Sony A99 Screen and ViewFinder

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

Portrait Comparison

Sigma fp L Portrait photography details
Sony A99 Portrait photography details
89
focusing manually
resolution is amazing (61 megapixels)
sensor size is large (Full frame)
has face detect focusing
delivers RAW formats
81
focusing manually
MP count good (24 megapixels)
large sensor size (Full frame)
includes face detection autofocus
saves RAW formats
Photography Glossary

Street Comparison

Sigma fp L as a Street photography camera
Sony A99 as a Street photography camera
78
sensor size is large (Full frame)
delivers RAW formats
comes with focus by touch
environment sealing
good ISO range (25,600)
no moving screen
no image stabilization
75
screen can move to multiple angles
built in image stabilization (Sensor based)
large sensor size (Full frame)
saves RAW formats
environment proof
great ISO range (25,600)
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Sports Comparison

Sigma fp L Sports photography advice
Sony A99 Sports photography advice
78
max shutter speed is good (1/8,000s)
resolution is amazing (61MP)
sensor size is large (Full frame)
has tracking focus
environment sealing
comes with phase detect AF
no image stabilization
terrible battery life (240 CIPA)
78
great max shutter speed (1/8,000s)
built in image stabilization (Sensor based)
MP count good (24MP)
large sensor size (Full frame)
includes tracking autofocus
environment proof
has phase detect autofocus
low battery (500 CIPA)
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Travel Comparison

Sigma fp L as a Travel photography camera
Sony A99 as a Travel photography camera
73
environment sealing
comes with focus by touch
resolution is amazing (61MP)
terrible battery life (240 CIPA)
display is not selfie friendly
60
environment proof
MP count good (24 megapixels)
selfie friendly display
no Time Lapse function
low battery (500 shots)
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Landscape Comparison

Sigma fp L Landscape photography information
Sony A99 Landscape photography information
81
focusing manually
interchangeable lenses (Leica L mount)
good sized screen (3.2 inches)
resolution is amazing (61 megapixels)
sensor size is large (Full frame)
good ISO range (25,600)
delivers RAW formats
environment sealing
no image stabilization
terrible battery life (240 CIPA)
74
focusing manually
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3 inches)
built in image stabilization (Sensor based)
MP count good (24 megapixels)
large sensor size (Full frame)
great ISO range (25,600)
saves RAW formats
environment proof
2 card slots
low battery (500 CIPA)
no Time Lapse function
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Vlogging Comparison

Sigma fp L Vlogging factors
Sony A99 Vlogging factors
38
touch screen
has face detect focusing
high video quality (3840 x 2160 pixels)
does have mic jack
display is not selfie friendly
no image stabilization
76
selfie friendly display
built in image stabilization (Sensor based)
includes face detection autofocus
high quality video (1920 x 1080 pixels)
has external mic support
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Sigma fp L vs Sony A99 Specifications

Detailed spec comparison table for Sigma fp L and Sony A99
 Sigma fp LSony SLT-A99
General Information
Brand Name Sigma Sony
Model type Sigma fp L Sony SLT-A99
Type Advanced Mirrorless Advanced DSLR
Launched 2021-03-25 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 dimensions 36 x 24mm 35.8 x 23.8mm
Sensor area 864.0mm² 852.0mm²
Sensor resolution 61 megapixels 24 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 9520 x 6328 6000 x 4000
Maximum native ISO 25600 25600
Maximum boosted ISO 102400 -
Lowest native ISO 100 100
RAW pictures
Lowest boosted ISO 6 -
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 49 19
Cross type focus points - 11
Lens
Lens mount type Leica L Sony/Minolta Alpha
Amount of lenses 40 143
Focal length multiplier 1 1
Screen
Type of display Fixed Type Fully Articulated
Display diagonal 3.2 inches 3 inches
Display resolution 2,100 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch function
Display technology - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Electronic (optional) Electronic
Viewfinder resolution 3,680 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.83x 0.71x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/8000 seconds 1/8000 seconds
Continuous shooting rate 10.0fps 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash settings no built-in flash Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
WB bracketing
Maximum flash synchronize - 1/250 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM3840 x 2160 @ 25p, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p, MOV, H.264, Linear PCM1920 x 1080 @ 120p, MOV, H.264, Linear PCM1920 x 1080 @ 100p, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 50p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 25p, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p, MOV, H.264, Linear PCM 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes (USB Power Delivery supported) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 427g (0.94 lb) 812g (1.79 lb)
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 All around 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 240 photos 500 photos
Form of battery Battery Pack Battery Pack
Battery ID BP-51 NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC (UHS-II supported) Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC
Card slots Single 2
Retail cost $2,499 $1,998