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Panasonic G1 vs Sony A7S

Portability
82
Imaging
47
Features
50
Overall
48
Panasonic Lumix DMC-G1 front
 
Sony Alpha A7S front
Portability
77
Imaging
60
Features
73
Overall
65

Panasonic G1 vs Sony A7S Key Specs

Panasonic G1
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 1600 (Expand to 3200)
  • No Video
  • Micro Four Thirds Mount
  • 360g - 124 x 84 x 45mm
  • Revealed January 2009
  • New Model is Panasonic G2
Sony A7S
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 409600
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 489g - 127 x 94 x 48mm
  • Revealed April 2014
  • Refreshed by Sony A7S II
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Panasonic G1 vs Sony A7S Overview

Let's take a closer look at the Panasonic G1 and Sony A7S, former being a Entry-Level Mirrorless while the latter is a Pro Mirrorless by competitors Panasonic and Sony. The resolution of the G1 (12MP) and the A7S (12MP) is pretty close but the G1 (Four Thirds) and A7S (Full frame) boast different sensor sizes.

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The G1 was unveiled 6 years earlier than the A7S and that is a fairly significant difference as far as camera technology is concerned. The two cameras feature the same body design (SLR-style mirrorless).

Before diving right into a in-depth comparison, here is a simple introduction of how the G1 grades against the A7S when considering portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Panasonic G1 over the Sony A7S

 G1 A7S 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Reasons to pick Sony A7S over the Panasonic G1

 A7S G1 
RevealedApril 2014January 2009More recent by 63 months
Screen resolution1230k460kSharper screen (+770k dot)

Common features in the Panasonic G1 and Sony A7S

 G1 A7S 
Manual focus More accurate focus
Screen size3"3"Same screen dimensions
Touch screen Lack of Touch screen

Panasonic G1 vs Sony A7S Physical Comparison

If you are going to lug around your camera regularly, you're going to have to consider its weight and dimensions. The Panasonic G1 has external measurements of 124mm x 84mm x 45mm (4.9" x 3.3" x 1.8") and a weight of 360 grams (0.79 lbs) whilst the Sony A7S has dimensions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs).

Analyze the Panasonic G1 and Sony A7S in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change based on the lens you use at that moment. Underneath is a front view dimensions comparison of the G1 vs the A7S.

Panasonic G1 vs Sony A7S size comparison

Looking at dimensions and weight, the portability rating of the G1 and A7S is 82 and 77 respectively.

Panasonic G1 vs Sony A7S top view buttons comparison

Panasonic G1 vs Sony A7S Sensor Comparison

Normally, its difficult to imagine the difference in sensor measurements simply by viewing technical specs. The graphic underneath may give you a better sense of the sensor sizing in the G1 and A7S.

As you have seen, each of these cameras feature the identical megapixel count albeit different sensor measurements. The G1 has got the smaller sensor which should make achieving shallower DOF trickier. The older G1 will be behind with regard to sensor innovation.

Panasonic G1 vs Sony A7S sensor size comparison

Panasonic G1 vs Sony A7S Screen and ViewFinder

Panasonic G1 vs Sony A7S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G1 Portrait photography advice
Sony A7S Portrait photography advice
58
focusing manually
nice sensor size (Four Thirds)
saves RAW files
resolution not great (12 megapixels)
68
has manual focus
large sensor size (Full frame)
features face detection focusing
delivers RAW formats
sensor resolution not great (12MP)
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Street Comparison

Panasonic G1 Street photography factors
Sony A7S Street photography factors
72
screen articulates
nice sensor size (Four Thirds)
saves RAW files
does not have image stabilization
76
has a tilting screen
large sensor size (Full frame)
delivers RAW formats
weather sealing
lighter than competition in class (489 grams)
very good ISO range (409,600)
does not have image stabilization
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Sports Comparison

Panasonic G1 Sports photography information
Sony A7S Sports photography information
33
nice sensor size (Four Thirds)
low frames per second (3.0 fps)
does not have image stabilization
resolution not great (12 megapixels)
no phase detect auto focus
52
max shutter speed is good (1/8,000s)
large sensor size (Full frame)
features tracking autofocus
weather sealing
continuous shooting slow (5.0 fps)
does not have image stabilization
sensor resolution not great (12MP)
not so great battery life (360 per charge)
lacks phase detect AF
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Travel Comparison

Travel photography with Panasonic G1
Travel photography with Sony A7S
62
built-in flash
display is selfie friendly
does not have Timelapse recording
resolution not great (12 megapixels)
58
lighter than competition in class (489g)
weather sealing
not so great battery life (360 per charge)
sensor resolution not great (12 megapixels)
screen is not selfie friendly
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Landscape Comparison

Panasonic G1 Landscape photography factors
Sony A7S Landscape photography factors
58
focusing manually
interchangeable lenses (Micro Four Thirds mount)
screen is a good size (3")
nice sensor size (Four Thirds)
saves RAW files
does not have image stabilization
resolution not great (12 megapixels)
does not have Timelapse recording
66
has manual focus
swap lenses (Sony E mount)
screen is a decent size (3")
large sensor size (Full frame)
very good ISO range (409,600)
delivers RAW formats
weather sealing
does not have image stabilization
sensor resolution not great (12MP)
not so great battery life (360 CIPA)
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Vlogging Comparison

Panasonic G1 Vlogging advice
Sony A7S Vlogging advice
18
no video shooting
34
features face detection focusing
video resolution high (3840 x 2160 pxls)
includes external microphone port
lighter than competition in class (489g)
screen is not selfie friendly
does not have image stabilization
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Panasonic G1 vs Sony A7S Specifications

Detailed spec comparison table for Panasonic G1 and Sony A7S
 Panasonic Lumix DMC-G1Sony Alpha A7S
General Information
Make Panasonic Sony
Model type Panasonic Lumix DMC-G1 Sony Alpha A7S
Category Entry-Level Mirrorless Pro Mirrorless
Revealed 2009-01-19 2014-04-06
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip - Bionz X
Sensor type CMOS CMOS
Sensor size Four Thirds Full frame
Sensor measurements 17.3 x 13mm 35.8 x 23.9mm
Sensor surface area 224.9mm² 855.6mm²
Sensor resolution 12 megapixels 12 megapixels
Anti alias filter
Aspect ratio 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 4000 x 3000 4240 x 2832
Maximum native ISO 1600 409600
Maximum enhanced ISO 3200 -
Lowest native ISO 100 100
RAW support
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points - 25
Lens
Lens support Micro Four Thirds Sony E
Amount of lenses 107 121
Crop factor 2.1 1
Screen
Screen type Fully Articulated Tilting
Screen diagonal 3" 3"
Screen resolution 460 thousand dot 1,230 thousand dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification - 0.71x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/4000s 1/8000s
Continuous shutter speed 3.0 frames/s 5.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 10.50 m no built-in flash
Flash settings Auto, On, Off, Red-Eye, Slow Sync no built-in flash
Hot shoe
AEB
White balance bracketing
Fastest flash sync 1/160s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps)
Maximum video resolution None 3840x2160
Video data format - MPEG-4, AVCHD, XAVC
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 360 gr (0.79 lb) 489 gr (1.08 lb)
Physical dimensions 124 x 84 x 45mm (4.9" x 3.3" x 1.8") 127 x 94 x 48mm (5.0" x 3.7" x 1.9")
DXO scores
DXO Overall rating 53 87
DXO Color Depth rating 21.1 23.9
DXO Dynamic range rating 10.3 13.2
DXO Low light rating 463 3702
Other
Battery life 330 shots 360 shots
Style of battery Battery Pack Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature With downloadable app
Type of storage SD/MMC/SDHC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots One One
Cost at release $0 $1,998