Samsung GX-20

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    Highlights

    • 15.1 MP APS-C CMOS Sensor
    • 100 - 3,200 Native ISO
    • 11 Focus Points
    • 2.7" 230k dot Fixed Screen
    • Optical (pentaprism) Viewfinder
    • 3.0 fps Continuous Shooting
    • Built-in Flash
    • Wheather Sealed Body
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    Disclosure: We earn money from the affiliate links to products associated with content in this article.

    Overview

    Samsung GX-20 was announced in 2008 and is an APS-C (23.4 x 15.6 mm) DSLR camera with 15.1 Megapixel CMOS sensor. Its native ISO ranges from 100 to 3,200 and expands to 100 - 6,400 in boosted mode. The camera has a Fixed 2.7" screen with 230k dot resolution and built-in Optical (pentaprism) viewfinder.

    Table of Contents
    1. Overview
    2. Pros and Cons
    3. Predecessor
    4. Screen and Viewfinder
    5. Sensor
    6. Photography Features
    7. Connectivity, Battery and Storage
    8. Other Features
    9. Physical Parameters
    10. For Different Types of Photography
    11. Evaluation
    12. Specifications  

    Here is the Samsung GX series lineup, where you can view and compare the main specifications of the cameras within the same series.

    Samsung GX series lineup
    Model Date Sensor Native ISO Screen Price
    Image cannot be found Samsung GX-20 January
    2008    		 15.1 MP
    APS-C    		 100 - 3,200 Fixed 2.7"
    230k dot
    Image cannot be found Samsung GX-10
    Compare
    		September
    2006    		 10.75 MP
    APS-C    		 100 - 1,600 Fixed 2.5"
    210k dot
    Image cannot be found Samsung GX-1L
    Compare
    		February
    2006    		 6 MP
    APS-C    		 200 - 3,200 Fixed 2.5"
    210k dot
    Image cannot be found Samsung GX-1S
    Compare
    		January
    2006    		 6 MP
    APS-C    		 200 - 3,200 Fixed 2.5"
    210k dot

    You can view their side-by-side comparison here: Samsung GX-20 vs GX-10 vs GX-1L vs GX-1S.

    Pros and Cons

    In this section we present pros and cons of Samsung GX-20.

    PROS

    •   Built-in Flash
    •   Environmental Sealing
    •   Orientation Sensor

    CONS

    •   No Video Capture
    •   3,200 Highest Native ISO
    •   11 Focus Points
    •   No Face Detection
    •   No Image Stabilization
    •   Fixed Screen
    •   Low Resolution Screen - 230k dot
    •   Low Max Continuous Shooting - 3.0 fps
    •   No HDMI Output
    •   No Microphone Input
    •   No Headphone Output
    •   No Built-in GPS
    •   No Built-In Wi-Fi
    •   No Built-In Bluetooth

    And here are some specifications which fall into average criteria and are neither in PROs nor in CONs category:

    AVERAGE

    •   Sensor Resolution - 15.1 Megapixel
    •   100 Lowest Native ISO
    •   Screen Size - 2.7"
    •   Max Shutter Speed (Mechanical or 1st Curtain) - 1/4000 sec
    •   Max Flash Sync Speed - 1/180 sec
    •   DxO Overall Score - 68
    •   Weight - 800 g (1.76 lb / 28.22 oz)

    Predecessor

    Here we are comparing Samsung GX-20 to its predecessor GX-10 and displaying the major changes.

    UPGRADES Samsung GX-20 vs Samsung GX-10
    Higher Sensor Resolution 15.1 Megapixel vs 10.75 Megapixel
    Higher Native ISO 3,200 vs 1,600
    Max Image Resolution 4688 x 3120 vs 3872 x 2592
    Timelapse Recording vs
    Larger Screen 2.7" vs 2.5"
    Higher Resolution Screen 230k dot vs 210k dot
    Live View vs
    DOWNGRADES Samsung GX-20 vs Samsung GX-10
    Image Stabilization vs Sensor Shift
    Heavier 800 g (1.76 lb / 28.22 oz) vs 793 g (1.75 lb / 27.97 oz)

    For more detailed comparison between the models please visit Samsung GX-20 vs GX-10.

    Screen and Viewfinder

    Fixed screen

    Samsung GX-20 has a 2.7" Fixed screen with 230k dot resolution which is quite low by today's standards.


    Optical (pentaprism) Viewfinder

    Camera has a built-in Optical (pentaprism) viewfinder. It has a 95% coverage and 0.95x (0.63x 35mm equivalent) magnification.

    Sensor

    Samsung GX-20 features a 15.1 megapixel APS-C CMOS sensor with dimensions of 23.4 x 15.6 mm and a total area of 365 mm2. Its native ISO range is 100 - 3,200 and expands to 100 - 6,400 in boosted mode.


    Here is a sensor size comparison chart where you can see how Samsung GX-20's APS-C sensor compares with other types of sensors:

    Sensor size chart
    Sensor Dimensions Area Aspect Ratio Crop Factor
    Image cannot be displayedMedium Format44 x 33 mm1452 mm24:30.79x
    Image cannot be displayedFull Frame36 x 24 mm864 mm23:21x
    Image cannot be displayedAPS-H27 x 18 mm486 mm23:21.3x
    Image cannot be displayedAPS-C23.4 x 15.6 mm365 mm23:21.5x
    Image cannot be displayedAPS-C (Canon)22.3 x 14.9 mm332.3 mm23:21.6x
    Image cannot be displayedMicro Four Thirds17.4 x 13 mm226.2 mm24:32x
    Image cannot be displayed1-inch13.2 x 8.8 mm116.2 mm23:22.7x
    Image cannot be displayed1/1.7-inch7.44 x 5.58 mm41.5 mm24:34.7x
    Image cannot be displayed1/2.3-inch6.17 x 4.55 mm28.1 mm24:35.6x

    Photography Features

    Camera can take pictures up to 4688 x 3120 resolution. It can also take pictures with lower resolutions like 4672 x 3120, 3872 x 2592, 3008 x 2000, 1824 x 1216 with 3:2 aspect ratios.


    Lens Mount

    Samsung GX-20 has Pentax KAF2 lens mount. Due to APS-C sensor its crop factor (also called lens multiplier) is 1.5x. This means that a 35mm equivalent focal length of the mounted lens will be equal to its actual focal length times 1.5.


    No In-Body Image Stabilization

    The camera does not have in-body image stabilization (IBIS) so it needs lenses with optical image stabilization for vibration reduction.

    Check out the cameras which are frequently compared to Samsung GX-20.

    Samsung GX-1S
    Image cannot be found

    APS-C

    6 MP

    Samsung GX-10
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    APS-C

    10.75 MP

    Samsung GX-1L
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    APS-C

    6 MP

    Leica SL2-S
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    Full Frame

    24.6 MP

    Olympus OM-D E-M10 III
    Image cannot be found

    Micro Four Thirds

    16.1 MP

    Panasonic GH2
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    Micro Four Thirds

    16 MP

    Leica SL Typ 601
    Image cannot be found

    Full Frame

    24 MP

    Olympus PEN E-P7
    Image cannot be found

    Micro Four Thirds

    20 MP

    Sony SLT-A35
    Image cannot be found

    APS-C

    16.2 MP

    Konica Minolta Maxxum 5D
    Image cannot be found

    APS-C

    6 MP

    Hasselblad X2D 100c
    Image cannot be found

    Medium format

    100 MP

    Olympus OM-D E-M10
    Image cannot be found

    Micro Four Thirds

    16.1 MP

    Connectivity, Battery and Storage

    USB Input

    Samsung GX-20 has a USB 2.0 (480 Mbit/sec) input for data transfer.


    External Storage Slots

    The camera has a single SD/SDHC/MMC card slot.

    Other Features

    Shutter

    Samsung GX-20 has Electronically controlled vertical-run focal plane shutter. Shutter speed can go up to 1/4000 sec. Camera can shoot continuously up to 3.0 fps.


    Flash

    Samsung GX-20 has a built-in flash with maximum range of 13.00 m at ISO 100 and also accepts external flash which can be connected via Hot Shoe. The fastest flash synchronization speed is 1/180 sec.

    Physical Parameters

    Samsung GX-20 has dimensions of 142 x 101 x 72 mm (5.59 x 3.98 x 2.83"). It weighs 800 g (1.76 lb / 28.22 oz) which is neither heavy nor lightweight.

    142 mm (5.59")

    101 mm (3.98")

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    101 mm (3.98")

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    72 mm (2.83")

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    Samsung GX-20 dimensions

    Samsung GX-20 for Different Types of Photography

    We give scores to the camera for different type of photography based on its features and specifications. Let us see how Samsung GX-20 is suitable for six different types of photography.


    Landscape Photography

    GOOD
    79

    Samsung GX-20 gets a score of 79 and is GOOD choice for Landscape photography.

    •   Low Resolution Screen - 230k dot
    •   No Built-in GPS
    •   Environmental Sealing

    Sports Photography

    AVERAGE
    58

    Samsung GX-20 gets a score of 58 and is AVERAGE choice for Sports photography.

    •   3,200 Highest Native ISO
    •   11 Focus Points
    •   No Face Detection
    •   No Image Stabilization
    •   Low Resolution Screen - 230k dot
    •   Low Max Continuous Shooting - 3.0 fps
    •   Orientation Sensor

    Wildlife Photography

    AVERAGE
    61

    Samsung GX-20 gets a score of 61 and is AVERAGE choice for Wildlife photography.

    •   3,200 Highest Native ISO
    •   11 Focus Points
    •   No Image Stabilization
    •   Low Resolution Screen - 230k dot
    •   Low Max Continuous Shooting - 3.0 fps
    •   Environmental Sealing
    •   Orientation Sensor

    Portrait Photography

    GOOD
    73

    Samsung GX-20 gets a score of 73 and is GOOD choice for Portrait photography.

    •   11 Focus Points
    •   No Face Detection
    •   No Image Stabilization
    •   Screen Size - 2.7"
    •   Low Resolution Screen - 230k dot
    •   Max Flash Sync Speed - 1/180 sec
    •   Orientation Sensor

    Street Photography

    GOOD
    78

    Samsung GX-20 gets a score of 78 and is GOOD choice for Street photography.

    •   11 Focus Points
    •   No Image Stabilization
    •   Fixed Screen
    •   Low Resolution Screen - 230k dot
    •   No Built-in GPS
    •   Environmental Sealing
    •   Weight - 800 g (1.76 lb / 28.22 oz)

    Travel Photography

    GOOD
    80

    Samsung GX-20 gets a score of 80 and is GOOD choice for Travel photography.

    •   No Image Stabilization
    •   Fixed Screen
    •   Low Resolution Screen - 230k dot
    •   No Built-in GPS
    •   Environmental Sealing
    •   Weight - 800 g (1.76 lb / 28.22 oz)

    Samsung GX-20 Evaluation

    We evaluate Samsung GX-20 and give score of 60 out of 100. We also give separate scores for 7 different categories according to the available features and specifications some of which are listed below. These evaluations are relative and may change each time a new camera is added to the database.


    OVERALL
    60

    Sensor

    AVERAGE
    67

    We give Samsung GX-20 a score of 67 for Sensor parameters.

    •   Sensor Resolution - 15.1 Megapixel
    •   100 Lowest Native ISO
    •   3,200 Highest Native ISO
    •   DxO Overall Score - 68

    Photo

    AVERAGE
    59

    We give Samsung GX-20 a score of 59 for Photo parameters.

    •   No Image Stabilization
    •   Max Shutter Speed (Mechanical or 1st Curtain) - 1/4000 sec
    •   Low Max Continuous Shooting - 3.0 fps
    •   Max Flash Sync Speed - 1/180 sec

    Video

    BAD
    0

    We give Samsung GX-20 a score of 0 for Video parameters.

    •   No Image Stabilization

    Focusing

    AVERAGE
    69

    We give Samsung GX-20 a score of 69 for Focusing parameters.

    •   11 Focus Points
    •   No Face Detection

    Screen and Viewfinder

    AVERAGE
    69

    We give Samsung GX-20 a score of 69 for Screen and Viewfinder parameters.

    •   Fixed Screen
    •   Screen Size - 2.7"
    •   Low Resolution Screen - 230k dot

    Connectivity

    POOR
    52

    We give Samsung GX-20 a score of 52 for Connectivity parameters.

    •   No HDMI Output
    •   No Microphone Input
    •   No Headphone Output
    •   No Built-in GPS
    •   No Built-In Wi-Fi
    •   No Built-In Bluetooth

    Battery, Storage and Physical

    GOOD
    77

    We give Samsung GX-20 a score of 77 for Battery, Storage and Physical parameters.

    •   Environmental Sealing
    •   Weight - 800 g (1.76 lb / 28.22 oz)


    For a full specification list please go to the specifications page:

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