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Panasonic GM1 vs Panasonic ZS15

Portability
93
Imaging
53
Features
60
Overall
55
Panasonic Lumix DMC-GM1 front
 
Panasonic Lumix DMC-ZS15 front
Portability
92
Imaging
36
Features
37
Overall
36

Panasonic GM1 vs Panasonic ZS15 Key Specs

Panasonic GM1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fixed Screen
  • ISO 200 - 25600
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 204g - 99 x 55 x 30mm
  • Released December 2013
  • Updated by Panasonic GM5
Panasonic ZS15
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-384mm (F3.3-5.9) lens
  • 208g - 105 x 58 x 33mm
  • Introduced June 2012
  • Additionally Known as Lumix DMC-TZ25
  • Renewed by Panasonic ZS20
Photography Glossary

Panasonic GM1 vs Panasonic ZS15 Overview

Here is a extended review of the Panasonic GM1 versus Panasonic ZS15, former being a Entry-Level Mirrorless while the latter is a Small Sensor Superzoom and both of them are manufactured by Panasonic. There is a noticeable difference between the resolutions of the GM1 (16MP) and ZS15 (12MP) and the GM1 (Four Thirds) and ZS15 (1/2.3") come with totally different sensor measurements.

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The GM1 was introduced 18 months later than the ZS15 which makes the cameras a generation apart from each other. Each of the cameras offer different body type with the Panasonic GM1 being a Rangefinder-style mirrorless camera and the Panasonic ZS15 being a Compact camera.

Before going through a detailed comparison, below is a short introduction of how the GM1 matches up versus the ZS15 when considering portability, imaging, features and an overall rating.

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Reasons to pick Panasonic GM1 over the Panasonic ZS15

 GM1 ZS15 
IntroducedDecember 2013June 2012Fresher by 18 months
Focus manually More accurate focus
Screen resolution1036k460kCrisper screen (+576k dot)
Touch friendly screen Quickly navigate

Reasons to pick Panasonic ZS15 over the Panasonic GM1

 ZS15 GM1 

Common features in the Panasonic GM1 and Panasonic ZS15

 GM1 ZS15 
Screen typeFixed Fixed Fixed screen
Screen sizing3"3"Equivalent screen measurements
Selfie screen Neither features selfie screen

Panasonic GM1 vs Panasonic ZS15 Physical Comparison

If you're planning to carry your camera regularly, you're going to have to take into account its weight and volume. The Panasonic GM1 enjoys external dimensions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") along with a weight of 204 grams (0.45 lbs) and the Panasonic ZS15 has sizing of 105mm x 58mm x 33mm (4.1" x 2.3" x 1.3") having a weight of 208 grams (0.46 lbs).

Examine the Panasonic GM1 versus Panasonic ZS15 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary depending on the lens you have at the time. Below is the front view proportions comparison of the GM1 and the ZS15.

Panasonic GM1 vs Panasonic ZS15 size comparison

Considering size and weight, the portability score of the GM1 and ZS15 is 93 and 92 respectively.

Panasonic GM1 vs Panasonic ZS15 top view buttons comparison

Panasonic GM1 vs Panasonic ZS15 Sensor Comparison

Usually, it's difficult to see the contrast between sensor sizing just by reading through specs. The graphic here should offer you a more clear sense of the sensor dimensions in the GM1 and ZS15.

All in all, the 2 cameras enjoy different megapixels and different sensor sizing. The GM1 having a bigger sensor will make shooting shallow DOF simpler and the Panasonic GM1 will give extra detail using its extra 4MP. Higher resolution will also let you crop pictures far more aggressively. The more modern GM1 will have an advantage when it comes to sensor technology.

Panasonic GM1 vs Panasonic ZS15 sensor size comparison

Panasonic GM1 vs Panasonic ZS15 Screen and ViewFinder

Panasonic GM1 vs Panasonic ZS15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GM1 Portrait photography information
Panasonic ZS15 Portrait photography information
65
focusing manually
decent megapixels (16MP)
good sensor size (Four Thirds)
includes face detection focusing
exports RAW formats
external flash not possible
21
focusing manually not possible
external flash not possible
megapixel count low (12MP)
tiny sensor (1/2.3")
doesn't have RAW format
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Street Comparison

Street photography with Panasonic GM1
Street photography with Panasonic ZS15
77
good sensor size (Four Thirds)
exports RAW formats
provides touch focus
lighter than average (204 grams)
good high ISO (25,600)
no moving screen
no image stabilization
61
built in image stabilization (Optical)
lighter than others in class (208g)
no moving screen
tiny sensor (1/2.3")
doesn't have RAW format
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Sports Comparison

Panasonic GM1 Sports photography features
Panasonic ZS15 Sports photography features
48
silent shooting (1/16,000 seconds)
decent megapixels (16MP)
good sensor size (Four Thirds)
includes tracking autofocus
maximum shutter speed is a little low (1/500 seconds)
max fps very slow (5.0 frames/s)
no image stabilization
not so great battery power (230 per charge)
lack of phase detect AF
36
amazing zoom range (24-384mm 16.0 x zoom)
built in image stabilization (Optical)
offers tracking autofocus
painfully slow continuous shooting (2.0 frames/s)
megapixel count low (12MP)
tiny sensor (1/2.3")
low battery life (260 CIPA)
doesn't have phase detect auto focus
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Travel Comparison

Panasonic GM1 Travel photography advice
Panasonic ZS15 Travel photography advice
74
lighter than average (204 grams)
provides touch focus
decent megapixels (16 megapixels)
flash built-in
not so great battery power (230 shots)
screen is not selfie friendly
61
lighter than others in class (208 grams)
built-in flash
reasonably wide (24mm)
long reach (384mm)
no Timelapse recording
low battery life (260 CIPA)
megapixel count low (12MP)
does not have a selfie friendly screen
sluggish maximum aperture (f3.3)
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Landscape Comparison

Panasonic GM1 Landscape photography factors
Panasonic ZS15 Landscape photography factors
69
focusing manually
change lenses (Micro Four Thirds mount)
nice screen size (3 inches)
decent megapixels (16MP)
good sensor size (Four Thirds)
good high ISO (25,600)
exports RAW formats
no image stabilization
not so great battery power (230 shots)
37
reasonably wide (24mm)
screen size is good (3 inch)
built in image stabilization (Optical)
focusing manually not possible
can't switch lenses (fixed lens mount)
sluggish maximum aperture (f3.3)
megapixel count low (12 megapixels)
tiny sensor (1/2.3")
doesn't have RAW format
low battery life (260 CIPA)
no Timelapse recording
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Vlogging Comparison

Panasonic GM1 Vlogging highlights
Panasonic ZS15 Vlogging highlights
35
built-in touchscreen
includes face detection focusing
video resolution high (1920 x 1080 pxls)
lighter than average (204g)
screen is not selfie friendly
no image stabilization
no external mic jack
33
reasonably wide (24mm)
built in image stabilization (Optical)
great video quality (1920 x 1080 resolution)
lighter than others in class (208g)
sluggish maximum aperture (f3.3)
does not have a selfie friendly screen
no external microphone socket
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Panasonic GM1 vs Panasonic ZS15 Specifications

Detailed spec comparison table for Panasonic GM1 and Panasonic ZS15
 Panasonic Lumix DMC-GM1Panasonic Lumix DMC-ZS15
General Information
Make Panasonic Panasonic
Model type Panasonic Lumix DMC-GM1 Panasonic Lumix DMC-ZS15
Also called - Lumix DMC-TZ25
Type Entry-Level Mirrorless Small Sensor Superzoom
Released 2013-12-19 2012-06-29
Physical type Rangefinder-style mirrorless Compact
Sensor Information
Sensor type CMOS CMOS
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.17 x 4.55mm
Sensor area 224.9mm² 28.1mm²
Sensor resolution 16MP 12MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Peak resolution 4592 x 3448 4000 x 3000
Highest native ISO 25600 6400
Lowest native ISO 200 100
RAW images
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 23 23
Lens
Lens support Micro Four Thirds fixed lens
Lens zoom range - 24-384mm (16.0x)
Maximal aperture - f/3.3-5.9
Macro focusing distance - 3cm
Amount of lenses 107 -
Focal length multiplier 2.1 5.8
Screen
Type of screen Fixed Type Fixed Type
Screen diagonal 3 inches 3 inches
Screen resolution 1,036 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch function
Screen tech TFT Color LCD with wide-viewing angle -
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 60 secs 15 secs
Fastest shutter speed 1/500 secs 1/4000 secs
Fastest silent shutter speed 1/16000 secs -
Continuous shutter rate 5.0fps 2.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance 4.00 m 6.40 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-eye, Slow Syncro
Hot shoe
AEB
White balance bracketing
Fastest flash synchronize 1/50 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60i, 50i, 24p), 1280 x 720p (60p, 50p), 640 x 480 (30p, 25p) 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps)
Highest video resolution 1920x1080 1920x1080
Video format MPEG-4, AVCHD MPEG-4, AVCHD
Microphone port
Headphone port
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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 204g (0.45 lb) 208g (0.46 lb)
Dimensions 99 x 55 x 30mm (3.9" x 2.2" x 1.2") 105 x 58 x 33mm (4.1" x 2.3" x 1.3")
DXO scores
DXO Overall rating 66 not tested
DXO Color Depth rating 22.3 not tested
DXO Dynamic range rating 11.7 not tested
DXO Low light rating 660 not tested
Other
Battery life 230 shots 260 shots
Battery type Battery Pack Battery Pack
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Card slots 1 1
Price at release $750 $279