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Sigma fp vs Sony A77

Portability
84
Imaging
76
Features
79
Overall
77
Sigma fp front
 
Sony SLT-A77 front
Portability
59
Imaging
63
Features
83
Overall
71

Sigma fp vs Sony A77 Key Specs

Sigma fp
(Full Review)
  • 25MP - Full frame Sensor
  • 3.2" Fixed Display
  • ISO 100 - 25600 (Increase to 102400)
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Leica L Mount
  • 422g - 113 x 70 x 45mm
  • Revealed July 2019
  • Refreshed by Sigma fp L
Sony A77
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 16000 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 732g - 143 x 104 x 81mm
  • Launched October 2011
  • Older Model is Sony A700
  • New Model is Sony A77 II
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Sigma fp vs Sony A77 Overview

Its time to look much closer at the Sigma fp vs Sony A77, former being a Advanced Mirrorless while the other is a Advanced DSLR by brands Sigma and Sony. The sensor resolution of the fp (25MP) and the A77 (24MP) is very similar but the fp (Full frame) and A77 (APS-C) feature different sensor dimensions.

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The fp was unveiled 7 years later than the A77 and that is quite a sizable difference as far as tech is concerned. Both the cameras come with different body type with the Sigma fp being a Rangefinder-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before getting straight into a in depth comparison, below is a brief summation of how the fp grades vs the A77 for portability, imaging, features and an overall rating.

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Reasons to pick Sigma fp over the Sony A77

 fp A77 
LaunchedJuly 2019October 2011Fresher by 94 months
Display dimension3.2"3"Larger display (+0.2")
Display resolution2100k921kCrisper display (+1179k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A77 over the Sigma fp

 A77 fp 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Sigma fp and Sony A77

 fp A77 
Focus manually More exact focus

Sigma fp vs Sony A77 Physical Comparison

In case you're aiming to carry your camera regularly, you're going to have to take into account its weight and measurements. The Sigma fp has got physical dimensions of 113mm x 70mm x 45mm (4.4" x 2.8" x 1.8") with a weight of 422 grams (0.93 lbs) and the Sony A77 has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 732 grams (1.61 lbs).

Check out the Sigma fp vs Sony A77 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will differ based on the lens you have attached at that moment. Underneath is the front view size comparison of the fp versus the A77.

Sigma fp vs Sony A77 size comparison

Taking into account size and weight, the portability score of the fp and A77 is 84 and 59 respectively.

Sigma fp vs Sony A77 top view buttons comparison

Sigma fp vs Sony A77 Sensor Comparison

Often, its tough to picture the difference between sensor sizing merely by going over specs. The graphic here should give you a clearer sense of the sensor dimensions in the fp and A77.

All in all, each of the cameras posses different megapixels and different sensor sizing. The fp using its larger sensor is going to make getting shallow DOF easier and the Sigma fp will offer extra detail having an extra 1 Megapixels. Greater resolution will also help you crop photos somewhat more aggressively. The newer fp provides a benefit in sensor technology.

Sigma fp vs Sony A77 sensor size comparison

Sigma fp vs Sony A77 Screen and ViewFinder

Sigma fp vs Sony A77 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma fp Portrait photography advice
Sony A77 Portrait photography advice
85
has manual focus
resolution is excellent (25 megapixels)
sensor size is great (Full frame)
offers face detect focus
saves RAW formats
77
you can focus manually
good resolution (24MP)
sensor size is decent (APS-C)
has face detect focus
delivers RAW formats
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Street Comparison

Sigma fp Street photography advice
Sony A77 Street photography advice
77
sensor size is great (Full frame)
saves RAW formats
has touch focus
environment proofing
great high ISO (25,600)
fixed screen
lack of image stabilization
74
fully articulated screen
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW formats
environment proofing
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Sports Comparison

Sigma fp as a Sports photography camera
Sony A77 as a Sports photography camera
73
maximum shutter speed is high (1/8,000 seconds)
resolution is excellent (25 megapixels)
sensor size is great (Full frame)
offers tracking focus
environment proofing
lack of image stabilization
does not have phase detect auto focus
74
maximum shutter speed is high (1/8,000s)
built in image stabilization (Sensor based)
good resolution (24MP)
sensor size is decent (APS-C)
environment proofing
sensor has phase detect auto focus
terrible battery life (470 shots)
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Travel Comparison

Sigma fp Travel photography features
Sony A77 Travel photography features
78
environment proofing
has touch focus
resolution is excellent (25MP)
display is not selfie friendly
62
environment proofing
good resolution (24 megapixels)
built-in flash
display is selfie friendly
lack of Time Lapse recording
terrible battery life (470 per charge)
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Landscape Comparison

Sigma fp Landscape photography factors
Sony A77 Landscape photography factors
83
has manual focus
switch lenses (Leica L mount)
good sized screen (3.2 inch)
resolution is excellent (25 megapixels)
sensor size is great (Full frame)
great high ISO (25,600)
saves RAW formats
environment proofing
lack of image stabilization
71
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
built in image stabilization (Sensor based)
good resolution (24MP)
sensor size is decent (APS-C)
delivers RAW formats
environment proofing
terrible battery life (470 CIPA)
lack of Time Lapse recording
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Vlogging Comparison

Sigma fp Vlogging highlights
Sony A77 Vlogging highlights
37
touchscreen enabled
offers face detect focus
high video quality (3840 x 2160 resolution)
has microphone support
display is not selfie friendly
lack of image stabilization
76
display is selfie friendly
built in image stabilization (Sensor based)
has face detect focus
high res video (1920 x 1080 pxls)
includes mic support
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Sigma fp vs Sony A77 Specifications

Detailed spec comparison table for Sigma fp and Sony A77
 Sigma fpSony SLT-A77
General Information
Brand Name Sigma Sony
Model type Sigma fp Sony SLT-A77
Type Advanced Mirrorless Advanced DSLR
Revealed 2019-07-11 2011-10-25
Physical type Rangefinder-style mirrorless Mid-size SLR
Sensor Information
Processor Chip - Bionz
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor dimensions 35.9 x 23.9mm 23.5 x 15.6mm
Sensor surface area 858.0mm² 366.6mm²
Sensor resolution 25MP 24MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 6000 x 4000 6000 x 4000
Maximum native ISO 25600 16000
Maximum enhanced ISO 102400 25600
Min native ISO 100 50
RAW pictures
Min enhanced ISO 6 -
Autofocusing
Focus manually
Touch to focus
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
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
Total lenses 30 143
Focal length multiplier 1 1.5
Screen
Display type Fixed Type Fully Articulated
Display diagonal 3.2" 3"
Resolution of display 2,100 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 2,359 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/8000 secs 1/8000 secs
Continuous shutter rate 12.0fps 12.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 12.00 m
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
Fastest flash synchronize - 1/250 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
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)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless No Eye-Fi Connected
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 422 grams (0.93 pounds) 732 grams (1.61 pounds)
Dimensions 113 x 70 x 45mm (4.4" x 2.8" x 1.8") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall rating not tested 78
DXO Color Depth rating not tested 24.0
DXO Dynamic range rating not tested 13.2
DXO Low light rating not tested 801
Other
Battery life - 470 pictures
Battery style - 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) SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Retail pricing $2,050 $900