• 1/2.35 inch 27.3mm2
  • 8.0 megapixels
  • 36.00mm - 180.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 18.2 megapixels
  • 26.00mm - 130.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio M50
  • Sony Cyber-shot DSC-TX30
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: M50 TX30
Alternate Model Number(s):    
Camera Format: Ultra Compact Ultra Compact
Currently Manufactured: No No
Retail Price: $229.95 $350.00
Street Price: $139.95 $219.00
Date Available: 2008-03-30 2013-03-15
Tripod Mount: Yes Yes
Weight: 4.1 oz (116 g) 5.0 oz (141 g)
includes batteries
Size: 3.7 x 2.2 x 0.9 in.
(94 x 56 x 23 mm)
3.8 x 2.3 x 0.6 in.
(96 x 59 x 15 mm)
Waterproof: No Yes
Waterproof Depth: n/a  
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony Exmor R
Effective Megapixels: 8.0 18.2
Sensor Format: 1/2.35 inch 1/2.3 inch
Sensor size: 27.2556mm2 (6.03mm x 4.52mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.85 microns 1.26 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3 4:3
Color Filter Type:   RGBG
Anti Aliasing Filter:    
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2304 x 1728 (4.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4896 x 3672 (18.0 MP, 4:3),
4896 x 2752 (13.5 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3),
10480 x 4096 (42.9 MP, Other),
7512 x 1080 (8.1 MP, Other),
4912 x 1920 (9.4 MP, Other),
4912 x 1080 (5.3 MP, Other),
3424 x 1920 (6.6 MP, 16:9)
Image File Format: JPEG (EXIF 2.2) JPEG
Continuous-mode frames/second: n/a 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15)
1920x1080 (60i(FX))
1920x1080 (60i(FH))
1440x1080 (60i(HQ))
1440x1080 (30p)
1280x720 (30p)
640x480 (30p)
Movie File Format: AVI (MotionJPEG) AVCHD or MP4 with stereo sound
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax zoom lens, 8 elements, 6 groups (4 aspherical elements) Carl Zeiss Vario-Tessar; 8 elements in 7 groups, 5 aspheric elements
Focal Length (35mm equivalent): 36 - 180mm 26 - 130mm
Focal Length (actual): 6.3 - 31.5mm 4.7 - 23.5mm
Zoom Ratio: 5.00x 5.00x
Aperture Range: f/3.5 (wide) / f/5.6 (tele) - ??? f/3.5 (W) / f/4.8(T) - f/8
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
1 cm to Infinity
0.4 in to Infinity
Macro Focus Range: 10 - 100 cm
3.9 - 39.4 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 5.1x Up to 2x Clear Image, up to 4x Precision
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point TTL contrast detection Contrast Detection AF: Multi-point, Center-weighted, Spot, Flexible Spot
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD OLED
Viewfinder Type:    
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 2.5 3.3
Rear Display Resolution: 230,000 dots 1,228,800 dots
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 8.0x  
Top Deck Display:
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   80
ISO Settings: Auto (64 - 3200); 6400 only available in Digital SR mode iAuto (ISO80-3200), Superior Auto (ISO80-12800), 80, 100, 200, 400, 800, 1600, 3200, 6400*, 12800* (* By Pixel Super Resolution multi-shot overlay)
Auto ISO Mode: No Yes
White Balance Settings: Auto, daylight, shade, tungsten, fluorescent, custom Auto, Daylight, Cloudy, Fluorescent 1/2/3, Incandescent, Flash, One Push
Shutter Speed Range: 1/2000 - 4 sec 1/1600 - 4 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: TTL multi-segment, Center-weighted, Spot Multi-pattern, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Night Scene, Landscape, Flower, Natural Skin Tone, Portrait, Surf & Snow, Sport, Digital SR (5M), Kids, Pet, Food, Panorama, Digital Wide Angle (5M) Scene modes: Soft Snap, Soft Skin, Anti Motion Blur, Backlight Correction HDR, Night Portrait, Night Scene, High Sensitivity, Handheld Twilight, Beach, Snow, Fireworks, Gourmet, Pet Mode, Landscape; Picture Effect: HDR Painting, Richtone Monochrome, Miniature, Toy camera, Pop Color, Partial Color, Soft High-key, Watercolor, Illustration; Intelligent Sweep Panorama; Underwater Sweep Panorama
Self Timer: 2 or 10 seconds 2, 10, Portrait1, Portrait2 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto flash, flash on, flash off, red-eye reduction Auto, Flash On, Slow Synchro, Flash Off, Advanced Flash; Red-eye Reduction: On/Off/Auto
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 14’ (wide, auto ISO), 9.2’ (tele, auto ISO) ISO Auto: 0.08 to 3.3m (W) / 0.6 to 2.4m (T)
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No No
Uncompressed Format:    
Movie File Format: AVI (MotionJPEG) AVCHD or MP4 with stereo sound
Included Memory: 51.1 MB 0.0 MB
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: No No
Remote Control Type:    
Connections (extended): DC Input Micro HDMI (Type D), Multi Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   1.22
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):   10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   10
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid):   0.14 seconds
Shutter lag (full AF, tele):   0.23 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):   0.009 seconds
Shutter Lag (notes):    
Startup Time:   1.1 seconds
Play -> Record Time:    
Flash cycle time, full power:   5.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 210 shots 250 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI78 Proprietary NP-BN
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI78 Lithium-ion rechargeable 1 x Proprietary NP-BN Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: TBA  
OS Compatibility: TBA  
Miscellaneous
Notes & Features: Waterproof to 10m/33ft, Shockproof to 1.5m/5ft, Freezeproof to -10C/14F, Dustproof, Optical SteadyShot, Full HD movies, 10fps burst mode, 1cm Macro mode with LED lighting. Available in black, orange, blue or pink.