• 1/2.3 inch 28.1mm2
  • 10.0 megapixels
  • 35.00mm - 105.00mm (35mm eq.)
  • APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • Detailed specifications
  • Fujifilm FinePix Z20fd
  • Sony Alpha SLT-A57
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: Z20fd A57
Alternate Model Number(s):    
Camera Format: Ultra Compact SLR
Currently Manufactured: No No
Retail Price: $199.95 $799.99
Street Price:    
Date Available: 2008-03-30 2012-04-15
Tripod Mount: No Yes
Weight: 3.9 oz (110 g) 29.2 oz (828 g)
includes batteries, kit lens
Size: 3.6 x 2.2 x 0.7 in.
(91 x 56 x 19 mm)
5.2 x 3.8 x 3.2 in.
(132 x 98 x 81 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 10.0 16.1
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 1.69 microns 4.82 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3, 3:2 3:2
Color Filter Type:   RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score:   75
DxO Color Depth Score (bits):   23.4
DxO Dynamic Range Score (evs):   13.0
DxO Maximum Effective ISO Score (iso):   785
Image Capture
Image Resolution: 3648 x 2736 (10.0 MP, 4:3),
3648 x 2432 (8.9 MP, 3:2),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4912 x 3264 (16.0 MP, 3:2),
4912 x 2760 (13.6 MP, 16:9),
3568 x 2368 (8.4 MP, Other),
3568 x 2000 (7.1 MP, 16:9),
2448 x 1624 (4.0 MP, Other),
2448 x 1376 (3.4 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
5536 x 2160 (12.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
3872 x 2160 (8.4 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
Image File Format: JPEG (EXIF v2.2) JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 0.6 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30)
320x240 (30)
1920x1080 (60p(PS)/​60i(FX)/​60i(FH)/​24p(FX)/​24p(FH))
1440x1080 (30p)
640x480 (30p)
Movie File Format: MPEG-4 AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
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 Sony Alpha (Minolta A)
Lens: Fujinon Zoom Sony 18-55mm f/3.5-5.6 DT SAM
Focal Length (35mm equivalent): 35 - 105mm 27 - 83mm
Focal Length (actual): 6.3 - 18.9mm 18 - 55mm
Zoom Ratio: 3.00x 3.06x
Aperture Range: Wide: f/3.7 - f/8.0; Tele: f/4.2 - f/9.0 f/3.5 - 22 (W), f/5.6 - 36 (T)
Integrated ND Filter: No No
Normal Focus Range: 60 cm to Infinity
23.6 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 8 - 80 cm
3.1 - 31.5 in
 
Filter Thread: n/a 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 5.7x Up to 2x Precision, Up to 2x Clear Image Zoom, 1.4x (8.4MP) or 2.0x (4MP) Smart Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect: Center, Multi Phase Detection: 15 points (3 points cross type); Wide (auto, 15 points), Zone, Spot, Local; Enhanced Object Tracking
Auto Focus Assist Light? No Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD EVF / LCD
Viewfinder Type:   EVF type; 1.1cm (0.43") 1.44M/1.25M-dot LCD (480K/418K-dot time-multiplexed RGB), 100% coverage, 1.04x/0.97x magnification, 23.1/25.2mm eyepoint, -4 to +3 diopter
Focus Peaking: No Yes
EVF Resolution: n/a  
Viewfinder Magnification (35mm equivalent):   0.69x
Viewfinder Magnification (nominal/claimed):   1.04x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.5 3.0
Rear Display Resolution: 150,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom:   13.6x
Top Deck Display: No
Exposure
Maximum ISO (native):   16000
Minimum ISO (native):   100
ISO Settings: Auto, 64, 100, 200, 400, 800, 1600 Auto (100-3200), 100 - 16000; (Multi-frame NR mode up to ISO 25600)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation)
Shutter Speed Range: 1/1000 - 3 sec 1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL 256-zones metering 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: No Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Auto, Manual, Natural Light, Natural Light with Flash, Portrait, Landscape, Sport, Night, Fireworks, Auction, Sunset, Snow, Beach, Museum, Party, Flower, Text, Picture Stabilization, Successive Movie, Stamp Portrait, SportsAction, Macro, Landscape, Sunset, Night scene, Hand-held Twilight (6 shot layering), Night Portrait; Sweep Panorama, 3D Sweep Panorama, Auto Portrait Framing, Picture Effect (Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R,G,B,Y), High Contrast Monochrome, Toy Camera, Soft High-key, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature), Dynamic Range Optimizer (Off/Auto/Level),
Self Timer: 2 or 10 seconds 2 or 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Forced Flash, Suppressed Flash, Slow Synchro, Red-eye Reduction Auto, Red-eye Reduction & Forced Flash Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a 10.0 m / 32.8 ft.
Flash Range Description: Auto ISO: Wide angle: approx. 0.7m / 2.3 ft. to 3.9m / 12.8 ft.; Telephoto:, approx. 0.7m / 2.3 ft. to 3.4m / 11.2 ft.; Macro: approx. 30cm / 1.0 ft.to 80cm / 2.6 ft. Lens dependent
Max Flash Sync:   1/160
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a Hot shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / xD MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (12-bit ARW 2.3), RAW+JPEG
Movie File Format: MPEG-4 AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
Included Memory: 45.0 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: No Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional Wireless or Wired
Connections (extended): DC In, IrSimple / IrSS infrared Type-C Mini HDMI (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 3.05  
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? No
JPEG shooting speed in burst mode (fps, max resolution): 0.6 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 3 25
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): 0.59 seconds  
Shutter lag (full AF, tele): 0.58 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash): 0.87 seconds  
Shutter Lag (prefocused): 0.038 seconds  
Shutter Lag (notes):    
Startup Time: 2.5 seconds  
Play -> Record Time: 0.9 seconds  
Flash cycle time, full power: 6.0 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 200 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   550 shots
Battery Life, Video:    
Battery Form Factor: Proprietary NP-45 Proprietary
Usable Battery Types: Lithium-ion rechargeable NP-FM500H Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-45 Lithium-ion rechargeable 1 x Proprietary NP-FM500H Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software:   Sony Software CD-ROM
OS Compatibility:   Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +)
Miscellaneous
Notes & Features: Dual Shutter Releases (One button for still capture, one for movie record); i-Flash Intelligent Flash; Dual Shot Mode (takes 2 shots, one with flash, one without); Stamp It ( Add a little fun to your images by “stamping” a variety of fun designs to up to three detected faces in your shots!) SteadyShot INSIDE Sensor-shift Image Stabilization (up to 4.5 EV correction), Full HD 1080p60 Video, Up to 12 fps Burst Mode (Tele-zoom Continuous Advance Priority AE), Enhanced Object Tracking AF, 2x Clear Image Digital Zoom, New Auto Portrait Framing, Tilting 921K-dot LCD, 1.44M-dot EVF.