General

Panasonic Lumix DMC-GH3 Sony SLT-A77
Brand
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Panasonic Sony
Lowest price
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$698.49 $1,577.19
Announced
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September 2012 August 2011

Sensor

Type
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LIVEMOS CMOS
Crop factor
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2.1x 1.5x
Megapixels
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16.2 MP 24 MP
Light sensitivity
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12,800 ISO 16,000 ISO
Light sensitivity (boost)
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25,600 ISO 25,600 ISO
Sensor cleaning
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Yes Yes

Sensor (Advanced)

True resolution
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16.2 MP 24 MP
Native resolution
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4680 × 3456 6000 × 4000
Pixel size
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13.9 µm² 15.3 µm²

Screen

Type
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OLED LCD
Size
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3" 3"
Resolution
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614k dots 921k dots
Touch screen
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Yes No
Flips out
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Yes Yes
Live view
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Yes Yes

Lenses

Lens availability
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108 lenses 126 lenses
Lens mount
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Micro Four Thirds Sony Alpha DT

Form factor

Size
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133×93×82 mm 143×104×81 mm
Depth
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3.2" 3.2"
Weight
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550 g 732 g
Interchangeable lenses
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Yes Yes
Waterproof
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No No
Weather sealed
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Yes Yes
Built-in focus motor
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No No

Viewfinder

Type
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Digital Digital
Viewfinder size
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0.64x 0.72x
Coverage
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100% 100%

Movies

Format
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1080p @ 60fps 1080p @ 60fps
Supports 24p
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Yes Yes
High-speed framerate
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None None
External mic jack
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Yes Yes
Autofocus
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Contrast detection Phase detection
Continuous focus
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Yes Yes
All formats
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  1. 480p @ 30fps
  2. 720p @ 30fps
  3. 720p @ 60fps
  4. 1080p @ 24fps
  5. 1080p @ 30fps
  6. 1080p @ 60fps
  1. 640 x 424 @ 30fps
  2. 1,440 x 1,080 @ 30fps
  3. 1080p @ 24fps
  4. 1080p @ 60fps

Features

Panorama
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No Yes
HDR
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Yes Yes
3D
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Yes Yes
Image stabilization
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  1. Lens
  1. Sensor shift
Supports RAW
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Yes Yes
GPS
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No Yes

Performance

Startup delay
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Unknown 3100 ms
Shutter lag
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Unknown 124 ms
Battery life
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540 shots 530 shots
Continuous shooting
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6 fps 12 fps

Focus system

Autofocus
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Contrast detection Phase detection
Focus points
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23 19
Cross type focus points
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Unknown 11

Shutter

Max
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1/4000s 1/8000s
Min
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60s 30s

Flash

Built-in flash
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Yes Yes
Popup
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Yes Yes
External connection
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Yes Yes

Storage

Storage slots
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1 1
Supported formats
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  1. SD
  2. SDHC
  3. SDXC
  1. Memory Stick PRO Duo
  2. Memory Stick PRO-HG Duo
  3. SD
  4. SDHC
  5. SDXC

DXO Mark Scores

Image quality
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71.0 78.0
Color depth
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22.7 bits 24 bits
Dynamic range
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12.4 EV 13.2 EV
Low light performance
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812 ISO 801 ISO
Panasonic Lumix DMC-GH3
Lumix DMC-GH3
Panasonic

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Sony SLT-A77
SLT A77
Sony

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