General

Pentax MX-1 Ricoh GR Digital IV
Brand
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Pentax Ricoh
Lowest price
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$393.71 Unknown
Announced
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January 2013 September 2011

Sensor

Type
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CMOS CCD
Sensor size
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1/1.8" 7.44x5.58mm 1/1.8" 7.49x5.52mm
Megapixels
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12 MP 10 MP
Light sensitivity
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12,800 ISO 1,600 ISO
Light sensitivity (boost)
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Unknown Unknown

Sensor (Advanced)

True resolution
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12 MP 10 MP
Native resolution
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4000 × 3000 3648 × 2736
Pixel size
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3.5 µm² 4.1 µm²

Screen

Type
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LCD LCD
Size
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3" 3"
Resolution
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920k dots 1,230k dots
Touch screen
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No No
Flips out
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Yes No

Lens

Zoom
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4x 1x
Wide angle
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28 mm 28 mm
Telephoto
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112 mm 28 mm
Aperture (wide angle)
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f/1.8 f/1.9
Aperture (telephoto)
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f/2.5 f/1.9
Macro focus
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1.0 cm 1.0 cm

Form factor

Size
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122×61×51 mm 109×59×33 mm
Depth
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2" 1.3"
Weight
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391 g 190 g
Interchangeable lenses
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No No
Waterproof
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No No

Viewfinder

Type
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None None

Movies

Format
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1080p @ 30fps 480p @ 30fps
Supports 24p
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No No
High-speed framerate
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None None
External mic jack
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No No
Autofocus
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Unknown Unknown
All formats
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  1. 480p @ 30fps
  2. 720p @ 30fps
  3. 720p @ 60fps
  4. 1080p @ 30fps
  1. 320 x 240 @ 15fps
  2. 320 x 240 @ 30fps
  3. 480p @ 15fps
  4. 480p @ 30fps

Features

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

Performance

Startup delay
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Unknown 1800 ms
Shutter lag
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Unknown 400 ms
Battery life
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290 shots 390 shots
Continuous shooting
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1 fps 2.7 fps

Focus system

Autofocus
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Contrast detection Contrast detection
Focus points
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25 Unknown
Cross type focus points
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Unknown Unknown

Shutter

Max
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1/8000s 1/2000s
Min
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30s 1s

Flash

Built-in flash
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Yes Yes
Popup
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Yes Yes
External connection
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No Yes

Storage

Storage slots
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1 1
Supported formats
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  1. Micro SDHC
  2. Micro SDXC
  3. SD
  1. SD
  2. SDHC

DXO Mark Scores

Image quality
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49.0 Unknown
Color depth
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20.4 bits Unknown
Dynamic range
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11.3 EV Unknown
Low light performance
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208 ISO Unknown
Pentax MX-1
MX-1
Pentax

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Ricoh GR Digital IV
GR Digital IV
Ricoh

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