请教搜哥:Minolta DiMAGE Z2 Vs A80

[alvin]

第一次买DC. budget 不多. 能比较一下
Minolta Z2, canon A80/S400, Nikon Coolpix 4300, Olympus Camedia C-4000
谢了先

 

[阿搜]

USD449

Image sensor 1/2.5-type interline primary-color CCD with a total of approx. 4.2 million pixels

Number of effective pixels Approx. 4.0 million
Lens 6.3 - 63.0 mm (35 mm equivalent: 38 - 380 mm),
f/ 2.8 - f/ 3.7; 11 elements in 7 groups
Digital Zoom 4x (10x optical , total 40x)
LCD monitor 3.8 cm (1.5 inch) low-temperature, polysilicon TFT color, with total 113,000 (approx.) pixels
Autofocus method Autofocus system A combination of a passive AF sensor and a video AF system

Autofocus area 3-point wide focusing area: Wide focus area / Local focus area with Focus Area Selection

Focus modes: Autofocus: One-shot AF (with Predictive Focus Control), Continuous AF, Full-timeAF, Manual focus. Focus lock available in One-Shot AF
Focusing range Wide / Tele: 0.5 m (1.6 feet) / 2.0 m (6.6 feet) to infinity
Macro: Wide: 0.07 m (0.2 feet) - 1.0 m (3.3 feet) / Tele: 1.2 m (3.9 feet) - 2.5 m (8.2feet)
Super Macro: 3 cm (1.2 inch) - 100 cm (39.4 inch)
Shutter speeds A mode / P mode: 4 - 1/1000 seconds,
M mode / S mode: 15 - 1/1000 seconds,
Time exposure (max. 30 seconds): Auto,
Digital Program Selector mode: 2 - 1/1000 seconds
Exposure control method?/td> Exposure mode Programmed AE, Aperture priority, Shutter priority, Manual. AE lock available
Exposure control +/-2 Ev with 1/3 Ev step

Exposure bracketing 1.0 / 0.5 / 0.3 Ev increments; No. of bracket: 3 frames

Continuous drive Capture rate is approx. 2.5 frames per second. UHS (ultra high-speed) mode, you can capture 1.3 megapixel images at 10 fps until the buffer memory is full.
Self-timer Approximately 10 seconds
Sensitivity (equivalent film speed) Auto and 50 / 100 / 200 / 400 ISO equivalent
White balance Automatic, Preset (Daylight, Tungsten, Fluorescent, Cloudy, Flash), Custom
Built-in flash operating modes Autoflash & Autoflash with red-eye reduction, Fill-flash, Slow shutter sync. (in Auto/P/DSPS mode), Fill-flash, Fill-flash with red-eye reduction, Slow shutter sync. (in A/S/M mode).Flash cancel possible by pushing the built-in flash unit downward
Flash GN (ISO 100 equivalent) 12.0 (m) / 39 (feet)
Flash range up to 6.1 meters (20 feet) with the lens at its widest angle.
Terminals for external flash Auto-flash metering with Program/Maxxum Flash 2500 (D), Program/Maxxum 3600HS (D), Program/Maxxum Flash 5600HS (D)
Storage media Recording media SD (Secure Digital) Memory Cards, MultiMediaCards
Image recording format JPEG, Motion JPEG (MOV) DCF 1.0-compliant DPOF-compliant (Supported by printing functions in version 1.1) Exif 2.2
Image-quality modes Fine, Standard, Economy
Image file size (approx, at 2272 x 1704) Economy: 520KB, Standard: 1000KB, Fine: 1940KB, Movie (320 x 240 at 15fps): 350KB/s
Resloution Modes 2272 x 1704, 1600 x 1200, 1280 x 960, 640 x 480
Movie Recording No. of recorded pixels: 800 x 600 / 640 x 480 / 320 x 240 / 160 x120 Frame rate: 30 fps* / 15 fps, Long recording until the memory card is full Audio: monaural * not available with 800 x 600
Interface Full-Speed USB: 12Mbps data transfer with a USB2.0 compatible computer,
Power Source Four AA Ni-MH batteries, AA Alkaline batteries, External High Power Battery PackKit (EBP-100)
Battery performance (approx.) Continuous playback time: 300 minutes with Alkaline battery, Number of images recorded: 250,
External power source 6V DC (with specified AC adapter)
Video Output PAL / NTSC Selectable
Dimensions (WxHxD) Approx. 109.5 x 77.5 x 80.0 mm / 4-5/16 x 3-1/16 x 3-1/8 inch
Weight Approx. 305 g / 10.8 ounces (without batteries and recording media)
System requirements Compatible Computers IBM PC/AT compatible computers with preinstalled Windows Me, Windows 2000 Professional, Windows XP(Home/Professional), Windows 98*, or Windows 98 Second Edition* and with a built-in USB port as standard interface.

Apple Macintosh computers with Mac OS 9.0 - 9.2.2, Mac OS X v.10.1.3 - 10.1.5, v.10.2.1 - 10.2.6, and with a built-in USB port as standard interface.* Users of Windows 98 and Windows 98 SE must install dedicated driver software supplied with the product.
Special features Metering Multi-segment, Center-weighted, Spot
Multi-segment metering 256 segments
Digital Subject Programs: Portrait, Sports action, Landscape, Sunset, Night portrait, Night View, Standard.
AE lock By pressing shutter-release button partway down
Color mode Vivid, Natural, Monochrome, Sepia
Sharpness/Contrast control Adjustable in 3 levels
Noise reduction User selectable
Printing output control Exif Print, PRINT Image Matching II, PictBridge
Diopter -3 -+1m

 

[阿搜]

USD339

Image sensor 1/1.8 inch Charge-Coupled Device (CCD)
Effective Pixels Approx. 4.0 million
Lens 3x Canon Optical Zoom Lens, 3.6x Digital Zoom.
Focal Length 7.8 23.4mm, f/2.8 4.9 zoom Lens (35mm film equivalent: 38 114mm)
Maximum Aperture f/2.8/ 8.0 (W), f/4.9/ 8.0 (T)
Digital Zoom 3.6x Digital Zoom (Maximum 11x digital zoom is available when combined with 3x optical zoom.)
Optical viewfinder Real-image optical zoom viewfinder,
LCD monitor .5 in. amorphous sillicon TFT color LCD With variable-angle function.
LCD Pixels Approx. 113,578 pixels [521 (H) x 218 (V)]
LCD Coverage 100%
Autofocus method 9-point AiAF/ 1-point AF (Fixed to center)
Shooting Modes Auto, Creative (P, Av, Tv, M, Custom 1, Custom 2), Programmed Image Control Zone, Image (Portrait, Landscape, Night Scene, Stitch Assist, Movie)
Focusing range Normal AF: 1.5 ft. to infinity /45cm infinity
Macro AF: 2 in. 1.5 ft. /5cm 45cm
(WIDE), 9.8 in. 1.5 ft. /25cm 45cm (TELE)
Shutter speeds 15-1/2000 sec.
Slow shutter of 1.3 sec. and more operates with noise reduction
Exposure control method Program AE/Aperture or Shutter-priority AE/Manual
Light Metering Method Evaluative/ Center-weighted average/ Spot
Continuous shooting Approx. 2.4 shots/ sec. (Large/ Fine Mode and LCD monitor is Off)
Self-timer Approx. 2 sec. or approx 10 sec. count-down
Sensitivity (equivalent film speed) Auto/ ISO 50/100/200/400/ Equivalent
White balance Auto, Pre-set (Daylight, Cloudy, Tungsten, Fluorescent or Fluorescent H) or Custom
Built-in flash operating modes Auto, Red-eye Reduction On/ Off, Slow-Sync
Recycling Time Approx. 10 sec. or shorter

Flash range WIDE: 1.5 ft. 14 ft. (45cm 4.4m)
TELE: 1.5 ft. 8.2 ft. (45cm 2.5m)
Macro: 9.8 in. 1.5 ft./25cm 45cm
(When sensitivity is set to ISO 100 equivalent)
Terminals for external flash No
Storage media CompactFlash (CF) Card Type I
Image recording format Still Image: JPEG (Exif 2.2 compliant)
Print Order Format Digital Print Order Format (DPOF) Version 1.1

Image-quality modes Super Fine, Fine, Normal
Resloution Modes Still image: Large: 2,272 x 1,704, Medium 1: 1,600 x 1,200, Medium 2: 1,024 x 768, Small: 640 x 480
Movie Recording 320 x 240 or 160 x 120
Audio Audio Out, Monaural
Interface Computer Interface Universal Serial Bus (USB) (mini-B jack)
Power Source 1. AA-size Batteries (Alkaline, Rechargeable NiMH)(x4)
2. Compact Power Adapter (CA-PS500)
Video Output Video Out NTSC or PAL
Dimensions (W x H x D) 4.1 x 2.5 x 1.4 in./103.1 x 64.4 x 34.7mm (Excluding protrusions)
Weight Approx. 8.8 oz./250g (camera body only)
System requirements Windows?Computer Model: IBM PC/AT compatible OS: Microsoft Windows 98 (including Second Edition)/ Me/ 2000/ XP. CPU: Pentium 150MHz or higher processor (Windows 98/ Me/ 2000), Pentium 300MHz or higher processor (Windows XP). Interface: USB (Windows 98/ Me/ 2000/ XP pre-install model only).
Macintosh Computer Model: Power Macintosh, PowerBook, iMac, eMac or iBook, OS: OS 9.0 9.2 or OSX 10.1 10.2., CPU: PowerPC., Interface: USB (Models with Apple genuine USB interface only).
Special features Photo Effects: Vivid, Neutral, Low Sharpening, Sepia and Black & White
Playback Modes File Single, Index (9 thumbnail images), Magnification (approx. 2.0x to 10x), Slide Show or Movie
Erase Modes Still images: Single Image, All Images Movie: Part of movie, All of movie
prints directly to any Canon dye-sublimation or Bubble Jet Direct compatible printer
works with any PictBridge compatible printer with a USB Cable, select images and print settings from the Cameras LCD monitor.

 

[阿搜]

USD339

Image sensor 1/1.8 inch Interline CCD; 4.0 Effective Megapixels
Lens 3x Zoom-Nikkor; f = 8-24mm (35mm camera format equivalent to 38-114mm); f/2.8-4.9; 9 elements in 8 groups.
Digital Zoom 4x digital zoom in 20 steps of 0.2x each. 12x Zoom Total
Optical viewfinder Real-image optical viewfinder
LCD monitor 1.5 inch, 110, 000-dot, low-temperature polysilicon TFT LCD
Focus method Contrast-detect through-the-lens (TTL) AF.
Focusing range 1 ft - infinity at widest angle (W), 2 ft - infinity at telephoto (T); Macro Mode (Autofocus): 1.6 inches - infinity (W), 1 ft. - infinity (T).
Shutter speeds 8-1/1,000 sec, Bulb up to 60 sec in M mode.
Exposure control method Programmed Auto, Manual, 12 Scene Modes, and Movie.
Continuous shooting 70 QVGA images at approx 30 fps
Self-timer 10-sec or 3-sec duration.
Sensitivity (equivalent film speed) ISO equivalent 100, 200, 400, Auto, can be set in M mode
White balance Auto with TTL control, 5-mode manual with fine tuning, pre-set white balance plus White Balance Bracketing.
Built-in flash operating modes Auto, Flash Cancel (off), Red-Eye Reduction, Anytime Flash (fill-flash), Slow Sync.
Flash range 1.3 to 12.1 ft (W), 1.3 to 7.5 ft (T).
Storage media CompactFlash (CF) Card Type I.
Image recording format TIFF-RGB, 3 JPEG options (Compressed, Baseline-compliant; FINE = approx. 1:4 compression, NORMAL = approx. 1:8 compression, BASIC = approx. 1:16 compression), and MOV (QuickTime compliant, 15 fps).
Image-quality modes HI (uncompressed TIFF-RGB)
FINE (JPEG, 1:4)
NORMAL (JPEG, 1:8)
BASIC (JPEG, 1:16)
Resloution Modes Full (2272 x 1704), Full (2048 x 1536 pixels), UXGA (1600 x 1200 pixels), SXGA (1280 x 960 pixels), XGA (1024 x 768 pixels), VGA (640 x 480 pixels); Four Small Picture sizes selectable (640 x 480, 320 x 240, 160 x120, and 96 x 72 pixels).
Movie Recording MOV (QuickTime compliant, 15 fps)
Audio No
Interface USB 1.1.
Power Source Rechargeable Li-ion Battery (EN-EL1) (supplied) or 6V 2CR5/DL245 lithium battery (available separately) or AC Adapter EH-53 or AC/Adapter/Recharger EH-21.
Video Output Selectable, NTSC or PAL.
Dimensions Approx 3.7 x 2.7 x 2.0 in.
Weight Approx 7.9 oz without battery or CompactFlash card.
System requirements Windows:Windows 98 Second Edition (SE), Windows Me or Windows 2000; Memory (RAM) 32MB (64MB or more recommended) Pentium II, Celeron or later; Macintosh: Mac(R)OS 9.0-9.2.2, Mac(R)OS 10.1.2 or later (only built-in USB ports are supported) iMac(TM), iBook(TM), Power Macintosh G3 Blue and White or PowerMac(TM) G4 or later; Powerbook G3 (with USB built-in) or later; Memory (RAM) 32MB (64MB or more recommended).
Special features Shooting Modes: Auto, Scene (Portrait, Party/Indoor, Night Portrait, Beach/Snow, Landscape, Sunset, Night Landscape, Museum, Fireworks Show, Close Up, Copy, and Back Light), M (manual) mode (includes menu control of White Balance, Metering, Continuous/Single Shooting, Best-Shot Selector, Image Adjustment, Image Sharpening, Lens, Image Size & Quality, Sensitivity, Exposure Options, Focus Options, Auto Bracketing, Noise Reduction and CF Card Format)

 

[阿搜]

Model: CAMEDIA C-4000ZOOM


Type: Digital camera with 4.5 cm/1.8 inch colour TFT LCD monitor.
Effective pixel number: 4.0 million pixels. (The actual number of pixels used in image processing.)
Storage media: Removable 3 V (3.3 V) SmartMedia (SSFDC) card (4, 8, 16, 32, 64 and 128 MB).
One 16 MB card with panorama function is supplied with camera.
Number of storable frames with 16 MB SmartMedia card: 1: TIFF 2,288 x 1,712
1: TIFF 2,048 x 1,536
2: TIFF 1,600 x 1,200
4: TIFF 1,280 x 960
6: TIFF 1,024 x 768
6: TIFF 640 x 480
1: TIFF 2,288 x 1,520 (3:2)
2 or more: SHQ 3,200 x 2,400*
5 or more: SHQ 2,288 x 1,712
6 or more: SHQ 2,288 x 1,520 (3:2)
8 or more: HQ 3,200 x 2,400*
16 or more: HQ 2,288 x 1,712
18 or more: HQ 2,288 x 1,520 (3:2)
6 or more: SQ1 2,048 x 1,536 (High)
20 or more: SQ1 2,048 x 1,536 (Normal)
11 or more: SQ1 1,600 x 1,200 (High)
32 or more: SQ1 1,600 x 1,200 (Normal)
17 or more: SQ1 1,280 x 960 (High)
49 or more: SQ1 1,280 x 960 (Normal)
26 or more: SQ2 1,024 x 768 (High)
76 or more: SQ2 1,024 x 768 (Normal)
66 or more: SQ2 640 x 480 (High)
165 or more: SQ2 640 x 480 (Normal)
* Print enlarge mode.
Compression ratio: 1, 2.7, 8.
Recording system: Still image: JPEG (DCF: "Design rule for Camera File system"), TIFF (non-compress), DPOF support.
Motion picture: QuickTime Motion JPEG®*.
Imager: 1/1.8 inch CCD solid-state image pickup with 4.13 million pixels.
White balance: Full-auto TTL (iESP II), pre-set (daylight, overcast, tungsten light, fluorescent
light 1, 2 & 3, One touch. White balance compensation possible.
Lens: Olympus 3x multivariator zoom lens 6.5 ? 19.5 mm, F2.8 (equivalent to 32 ? 96 mm lens in 35 mm format.) 8 lenses in 6 groups (2 aspherical lenses).
Digital zoom: Smooth 1x ? 3.5x.
Light metering: Digital ESP metering system with imager. Spot metering. Multi-spot metering.
AE lock possible, exposure area selection, histogram in shooting mode.
Exposure control: Programmed auto exposure, Aperture priority auto and Shutter priority auto.
Exposure compensation in ±2 EV in ±1/3 EV steps
Programmed auto: F2.8 ? F11, 16 ? 1/1000 sec.
Manual exposure: shutter speed up to 16 sec. Noise reduction used for shooting speeds below 1 sec.
Aperture priority: F2.8 ? F11, 1/3 EV steps.
Shutter priority: still image: 16 ? 1/1000 sec. (with mechanical shutter), 1/3 EV steps.
AE lock possible.
Scene Programmes: Full Auto, Landscape, Self-portrait, Night Scene, Sports, Landscape-Portrait and Portrait.
QuickTime Motion JPEG image mode: 1/30 ? 1/10,000 sec.
Auto bracketing: selectable from 1/3 EV, 2/3 EV and 1 EV. Max 5 images.
Focusing: TTL system iESP autofocus (contrast detection system).
Focusing range: 0.2 m ? infinity.
Manual focus with gauge with focusing range 0.2 m -? infinity.
Working range: Standard mode: 0.8 m ? infinity.
Macro mode: 0.2 ? 0.8 m.
Super Macro: 0.02 ? 0.2 m.
Sensitivity: Auto or manual adjustment. Selectable from approx. equivalent to ISO 100, 200 and 400.
Viewfinder: Optical real-image, LCD monitor.
LCD monitor: 1.8-inch colour TFT LCD monitor with 110,000 pixels made of low-temperature
poly-silicon. Brightness adjustment is possible.
Flash: Built-in flash.
Flash modes: Auto (automatic activation in low and backlight), Red-eye reduction, Off (no flash),
Fill-in (forced activation), Slow synchronisation. (first-curtain synchronisation effect, second-curtain synchronisation effect).
External terminal: Off, Auto, Forced activation.
Flash working range: Wide: approx. 0.8 ? 3.6 m; tele: approx. 0.2 ? 3.6 m (ISO 100).
Flash recycle time: Less than 6 sec. (at normal temperature with new batteries).
Sequence mode: Up to 8 frames at up to 1.5 shots per sec in HQ mode (excluding TIFF mode).
Motion picture mode:
w/ 16MB SmartMedia card Format: QuickTime Motion JPEG*.
HQ: Up to approx. 33 sec., 320 x 240 pixels, 15 frames/sec.
SQ: Up to approx. 148 sec.,160 x 120 pixels, 15 frames/sec.
Function shooting: 2 in 1 / Crop and Merge function.
Playback function: Close-up, Index (4, 9, 16 frames in a page), Rotation (using video output terminal).
Image effect: Sepia mode, black & white mode, blackboard mode, whiteboard mode.
Still image edit Resize, Cropping
Motion picture edit Cut, index.
Image processing: TruePic, noise reduction.
DPOF setting Print reservation, all print reservation, date/time, trimming.
Self-timer Approx. 12 sec. delay.
Multilingual menu: English, French, German, Spanish.
Outer connector: DC input terminal, USB interface (AutoConnect), video output terminal (PAL), and External flash terminal for FL-40 (5pin type).
Operating environment: Temperature: 0 ? 40°C (operation); -20 ? 60°C (storage).
Humidity: 30 ? 90% (operation); 10 ? 90% (storage).
Power supply: Main power source: 4 x AA Ni-MH or 4 x AA Ni-Cd rechargeable batteries, or 2 x lithium batteries LB-01 (CR-V3), 4 x AA lithium batteries, 4 x AA alkaline batteries.
(Zinc carbon (manganese) batteries cannot be used.) Optional AC adapter (6V).
Date/time/calendar: Simultaneous recording onto image data.
Automatic calendar system: Up to year 2031.
Dimensions: 109.5 (W) x 76.5 (H) x 66.5 (D) mm (excluding protrusions).
Weight: 295g (without batteries and Smart Media card).

 

[阿搜]

从search出的价格和参数看，canona80, nikon4300和olympusc4000比
z2好，都是1/1.8inch sensor。
其他的就看你对具体参数的偏爱了。a80很popular现在。

 

[alvin]

Minolta Z2 比较COOL.还有10X zoom.
能谈谈CCD size 和成像质量吗?

 

[阿搜]

越大越好。

这些问题在一些数字摄影网站都有详细介绍，
自己search一下，很有好处的。