| Attribute |
Sony Cyber-shot DSC-W55 × | 
Nikon Coolpix P50 × |
| General | | |
| Model | Sony Cyber-shot DSC-W55 | Nikon Coolpix P50 |
| Brand | Sony | Nikon |
| Manufacturer url | https://www.sony.com/ | https://www.nikonusa.com/ |
| Model number | DSC-W55 | P50 |
| Camera format | Ultra Compact | Compact |
| Release year (year) | 2007 | 2007 |
| Tripod mount | + | + |
| Length (mm) | 89 | 95 |
| Width (mm) | 23 | 44 |
| Height (mm) | 57 | 66 |
| Weight (g) | 147 | 160 |
| Waterproof | - | - |
| Image Sensor | | |
| Sensor type | CCD | CCD |
| Effective megapixels (MP) | 7.2 | 8.1 |
| Sensor format | 1/2.5 inch | 1/2.5 inch |
| Sensor area (mm²) | 24.71 | 24.71 |
| Sensor width (mm) | 5.76 | 5.76 |
| Sensor height (mm) | 4.29 | 4.29 |
| Approximate pixel pitch (micron) | 1.88 | 1.76 |
| Aspect ratio | 4:3, 3:2 | 4:3, 16:9 |
| Self-cleaning | - | - |
| Sensor shift image stabilization | - | - |
| On-sensor phase detect | - | - |
| Image Capture | | |
| Image resolution | - 1632 x 1224(2.0 mp 4:3)
- 2048 x 1536(3.1 mp 4:3)
- 2592 x 1944(5.0 mp 4:3)
- 3072 x 2048(6.3 mp 3:2)
- 3072 x 2304(7.1 mp 4:3)
- 640 x 480(0.3 mp 4:3)
| - 1024 x 768(0.8 mp 4:3)
- 1280 x 960(1.2 mp 4:3)
- 1600 x 1200(1.9 mp 4:3)
- 2048 x 1536(3.1 mp 4:3)
- 2592 x 1944(5.0 mp 4:3)
- 3200 x 1800(5.8 mp 16:9)
- 3264 x 2448(8.0 mp 4:3)
- 640 x 480(0.3 mp 4:3)
|
| Image file format | | - |
| Continuous-mode (fps) | 1.1 | - |
| Video Capture | | |
| Can take movies | + | - |
| Movie resolution | | - |
| Image Storage | | |
| Movie file format | MPEG | - |
| Composite video out | + | + |
| Ntsc/pal switchable video | + | - |
| Lens and Optics | | |
| Lens | Carl Zeiss Vario-Tessar | Nikkor lens |
| Focal length (35mm equivalent) (mm) | 38.00 - 114.00 | 28.00 - 102.00 |
| Focal length (actual) (mm) | 9.00 | 7.00 - 17.00 |
| Zoom ratio (x) | 3 | 3.64 |
| Aperture range (f) | 0.19 - 0.36 | 0.18 - 0.36 |
| Integrated nd filter | - | - |
| Min focus range (cm) | 50 | 50 |
| Optical image stabilization | - | - |
| Digital zoom | + | + |
| Digital zoom values (x) | | |
| Auto Focus | | |
| Auto focus | + | + |
| Auto focus type | 5-area Contrast Detection | Contrast Detect with Face Priority AF |
| Auto focus assist light | + | - |
| Manual focus | + | - |
| Viewfinder | | |
| Viewfinder | Optical / LCD | Optical / LCD |
| Viewfinder type | Real-image optical zoom | Optical |
| Focus peaking | - | - |
| Display | | |
| Eye-level viewfinder | + | + |
| Rear display | + | + |
| Rear display size (inch) | 2.5 | 2.4 |
| Rear display resolution (dots) | 115,000 | 115,000 |
| Touchscreen | - | - |
| Articulating screen | - | - |
| Tilt swivel screen | - | - |
| Selfie screen | - | - |
| Max playback zoom (x) | 5 | - |
| Exposure | | |
| Iso settings | 100, 200, 400, 800, 1000 | Auto (64 - 1000), 64, 100, 200, 400, 800, 1600, 2000 |
| Auto iso mode | - | - |
| White balance settings | - auto
- cloudy
- daylight
- flash wb
- fluorescent
- incandescent
| - |
| Shutter speed range (s) | 1/2000 - 1 | - |
| Bulb mode | - | - |
| Exposure compensation | +/- 2.0EV in 0.3EV steps | - |
| Explosure metering modes | Multi-pattern, Center-weighted, Spot | - |
| Program auto exposure | - | + |
| Aperture priority | - | - |
| Shutter priority | - | - |
| Full manual exposure | - | + |
| Creative exposure modes | Twilight, Twilight Portrait, Landscape, Beach, Snow, High Sensitivity, Soft Snap | - |
| Self timer (s) | | - |
| High resolution composite | - | - |
| Flash | | |
| Built-in flash | + | + |
| Flash modes | | - |
| Flash range description | ISO Auto: W:0.6-12.8 ft (0.2-3.9m) T:1.0-6.6 ft (0.3-2.0m) | - |
| Usable memory types | | |
| Dual card slots | - | - |
| Raw capture support | - | - |
| Included memory (MB) | 58 | 52 |
| Included memory type | Internal | built-in memory |
| Connectivity | | |
| Built-in wi-fi | - | - |
| NFC | - | - |
| Bluetooth | - | - |
| Built-in gps | - | - |
| Microphone jack | - | - |
| Headphone jack | - | - |
| External connections | | |
| Pictbridge compliant | + | - |
| Dpof compliant | + | - |
| Remote control | - | - |
| Connections (extended) | | |
| Performance Timing | | |
| Max cycle time for jpeg shooting (s/frame) | 1.43 | - |
| Camera penalizes early shutter press | - | - |
| Jpeg shooting speed in burst mode (max resolution) (fps) | 1.1 | - |
| Buffer size for jpeg shooting in burst mode (max resolution) (frames) | 4 | - |
| Shutter lag (full af, wide/mid) (s) | 0.32 | - |
| Shutter lag (full af, tele) (s) | 0.55 | - |
| Shutter lag (manual focus) (s) | 0.21 | - |
| Shutter lag (prefocused) (s) | 0.01 | - |
| Startup time (s) | 1.7 | - |
| Play -> record time (s) | 0.2 | - |
| Flash cycle time, full power (s) | 4.8 | - |
| Power | | |
| Battery life, stills (cipa rating monitor/live view) (shots) | 380 | 580 |
| Battery form factor | Proprietary NP-BG1 | 2 x AA |
| Usable battery types | | - alkaline or lithium disposable
- nimh rechargeable
|
| Batteries included | 1 x Proprietary NP-BG1 Lithium Ion rechargeable | 2 x AA alkaline disposable |
| Battery charger included (dedicated charger or ac/usb adapter) | + | - |
| Software | | |
| Included software | - picture motion browser v2.0
| - |
| Os compatibility | | - |