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Panasonic GM1 vs Panasonic LZ20

Portability
93
Imaging
53
Features
60
Overall
55
Panasonic Lumix DMC-GM1 front
 
Panasonic Lumix DMC-LZ20 front
Portability
71
Imaging
40
Features
34
Overall
37

Panasonic GM1 vs Panasonic LZ20 Key Specs

Panasonic GM1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fixed Display
  • ISO 200 - 25600
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 204g - 99 x 55 x 30mm
  • Launched December 2013
  • Successor is Panasonic GM5
Panasonic LZ20
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Boost to 6400)
  • Optical Image Stabilization
  • 1280 x 720 video
  • 25-525mm (F3.1-5.8) lens
  • 499g - 120 x 76 x 80mm
  • Revealed July 2012
  • Replacement is Panasonic LZ30
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Panasonic GM1 vs Panasonic LZ20 Overview

Lets look more in depth at the Panasonic GM1 vs Panasonic LZ20, one being a Entry-Level Mirrorless and the latter is a Small Sensor Superzoom and both are produced by Panasonic. The resolution of the GM1 (16MP) and the LZ20 (16MP) is relatively close but the GM1 (Four Thirds) and LZ20 (1/2.3") boast totally different sensor sizes.

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The GM1 was released 18 months later than the LZ20 which makes them a generation apart from each other. The two cameras have different body design with the Panasonic GM1 being a Rangefinder-style mirrorless camera and the Panasonic LZ20 being a SLR-like (bridge) camera.

Before going right into a detailed comparison, here is a simple view of how the GM1 matches up versus the LZ20 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Panasonic GM1 over the Panasonic LZ20

 GM1 LZ20 
RevealedDecember 2013July 2012More recent by 18 months
Manually focus Very exact focusing
Screen resolution1036k460kClearer screen (+576k dot)
Touch screen Quickly navigate

Reasons to pick Panasonic LZ20 over the Panasonic GM1

 LZ20 GM1 

Common features in the Panasonic GM1 and Panasonic LZ20

 GM1 LZ20 
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen dimensions
Selfie screen Neither contains selfie screen

Panasonic GM1 vs Panasonic LZ20 Physical Comparison

For anyone who is looking to lug around your camera, you have to factor in its weight and size. The Panasonic GM1 has got exterior dimensions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") accompanied by a weight of 204 grams (0.45 lbs) while the Panasonic LZ20 has specifications of 120mm x 76mm x 80mm (4.7" x 3.0" x 3.1") having a weight of 499 grams (1.10 lbs).

Look at the Panasonic GM1 vs Panasonic LZ20 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Here is a front view measurement comparison of the GM1 versus the LZ20.

Panasonic GM1 vs Panasonic LZ20 size comparison

Factoring in size and weight, the portability rating of the GM1 and LZ20 is 93 and 71 respectively.

Panasonic GM1 vs Panasonic LZ20 top view buttons comparison

Panasonic GM1 vs Panasonic LZ20 Sensor Comparison

Generally, it can be tough to envision the gap in sensor measurements purely by looking through technical specs. The photograph underneath may offer you a stronger sense of the sensor sizes in the GM1 and LZ20.

As you have seen, both of the cameras provide the same resolution albeit not the same sensor measurements. The GM1 comes with the bigger sensor which will make achieving shallow DOF easier. The more recent GM1 is going to have an edge with regard to sensor tech.

Panasonic GM1 vs Panasonic LZ20 sensor size comparison

Panasonic GM1 vs Panasonic LZ20 Screen and ViewFinder

Panasonic GM1 vs Panasonic LZ20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GM1 Portrait photography information
Panasonic LZ20 Portrait photography information
65
has manual focus
decent megapixels (16 megapixels)
sensor size is decent (Four Thirds)
offers face detect autofocus
supports RAW formats
no external flash support
37
MP count good (16 megapixels)
comes with face detect autofocus
no manual focus
external flash not possible
tiny sensor size (1/2.3")
no RAW support
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Street Comparison

Panasonic GM1 Street photography details
Panasonic LZ20 Street photography details
77
sensor size is decent (Four Thirds)
supports RAW formats
has touch to focus
lighter than competition (204g)
great ISO range (25,600)
screen is fixed
does not have image stabilization
45
built in image stabilization (Optical)
screen does not articulate
tiny sensor size (1/2.3")
no RAW support
more heavy than others (499g)
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Sports Comparison

Panasonic GM1 Sports photography factors
Panasonic LZ20 Sports photography factors
48
silent shooting (1/16,000 seconds)
decent megapixels (16MP)
sensor size is decent (Four Thirds)
offers tracking focus
maximum shutter speed is a little low (1/500 seconds)
continuous shooting slow (5.0 fps)
does not have image stabilization
bad battery pack (230 shots)
lack of phase detect autofocus
47
amazing zoom range (25-525mm 21.0 x zoom)
built in image stabilization (Optical)
MP count good (16MP)
comes with tracking focus
better than average battery power (380 CIPA)
continuous shooting slow (1.0 frames per second)
lack of shutter priority mode
tiny sensor size (1/2.3")
no phase detect autofocus
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Travel Comparison

Panasonic GM1 Travel photography details
Panasonic LZ20 Travel photography details
74
lighter than competition (204 grams)
has touch to focus
decent megapixels (16 megapixels)
built-in flash
bad battery pack (230 shots)
does not offer selfie friendly screen
58
better than average battery power (380 CIPA)
MP count good (16 megapixels)
built-in flash
decently wide (25mm)
long zoom (525mm)
no Timelapse recording
more heavy than others (499 grams)
doesn't feature selfie friendly display
slow maximum aperture (f3.1)
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Landscape Comparison

Panasonic GM1 as a Landscape photography camera
Panasonic LZ20 as a Landscape photography camera
69
has manual focus
change lenses (Micro Four Thirds mount)
decent sized screen (3 inches)
decent megapixels (16MP)
sensor size is decent (Four Thirds)
great ISO range (25,600)
supports RAW formats
does not have image stabilization
bad battery pack (230 CIPA)
45
decently wide (25mm)
pretty good screen size (3 inches)
built in image stabilization (Optical)
MP count good (16MP)
better than average battery power (380 CIPA)
no manual focus
lens is fixed (fixed lens mount)
slow maximum aperture (f3.1)
tiny sensor size (1/2.3")
no RAW support
no Timelapse recording
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Vlogging Comparison

Panasonic GM1 Vlogging details
Panasonic LZ20 Vlogging details
35
touchscreen
offers face detect autofocus
high res video (1920 x 1080 resolution)
lighter than competition (204 grams)
does not offer selfie friendly screen
does not have image stabilization
missing mic support
25
decently wide (25mm)
built in image stabilization (Optical)
comes with face detect autofocus
slow maximum aperture (f3.1)
doesn't feature selfie friendly display
video resolution low (1280 x 720 pxls)
no microphone jack
more heavy than others (499g)
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Panasonic GM1 vs Panasonic LZ20 Specifications

Detailed spec comparison table for Panasonic GM1 and Panasonic LZ20
 Panasonic Lumix DMC-GM1Panasonic Lumix DMC-LZ20
General Information
Company Panasonic Panasonic
Model Panasonic Lumix DMC-GM1 Panasonic Lumix DMC-LZ20
Class Entry-Level Mirrorless Small Sensor Superzoom
Launched 2013-12-19 2012-07-18
Body design Rangefinder-style mirrorless SLR-like (bridge)
Sensor Information
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.08 x 4.56mm
Sensor area 224.9mm² 27.7mm²
Sensor resolution 16MP 16MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4592 x 3448 4608 x 3456
Maximum native ISO 25600 1600
Maximum boosted ISO - 6400
Min native ISO 200 100
RAW files
Autofocusing
Manual focus
Touch focus
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 23 9
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 25-525mm (21.0x)
Max aperture - f/3.1-5.8
Macro focus distance - 2cm
Total lenses 107 -
Crop factor 2.1 5.9
Screen
Range of display Fixed Type Fixed Type
Display diagonal 3 inch 3 inch
Display resolution 1,036k dot 460k dot
Selfie friendly
Liveview
Touch capability
Display tech TFT Color LCD with wide-viewing angle TFT Screen LCD
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 60s 15s
Highest shutter speed 1/500s 1/2000s
Highest quiet shutter speed 1/16000s -
Continuous shooting speed 5.0fps 1.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash range 4.00 m 6.80 m
Flash options Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-eye, Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/50s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60i, 50i, 24p), 1280 x 720p (60p, 50p), 640 x 480 (30p, 25p) 1280 x 720p ( 30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution 1920x1080 1280x720
Video file format MPEG-4, AVCHD Motion JPEG
Microphone input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 204g (0.45 lbs) 499g (1.10 lbs)
Physical dimensions 99 x 55 x 30mm (3.9" x 2.2" x 1.2") 120 x 76 x 80mm (4.7" x 3.0" x 3.1")
DXO scores
DXO All around score 66 not tested
DXO Color Depth score 22.3 not tested
DXO Dynamic range score 11.7 not tested
DXO Low light score 660 not tested
Other
Battery life 230 images 380 images
Battery format Battery Pack Battery Pack
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Storage slots One One
Retail price $750 $250