| Attribute |
Pentax Optio M40 × | 
Sony Cyber-shot DSC-S750 × |
| General | | |
| Model | Pentax Optio M40 | Sony Cyber-shot DSC-S750 |
| Brand | Pentax | Sony |
| Manufacturer url | https://us.ricoh-imaging.com/ | https://www.sony.com/ |
| Model number | M40 | DSC-S750 |
| Camera format | Ultra Compact | Ultra Compact |
| Release year (year) | 2007 | 2008 |
| Tripod mount | + | + |
| Length (mm) | 97 | 91 |
| Width (mm) | 18 | 27 |
| Height (mm) | 58 | 56 |
| Weight (g) | 133 | 143 |
| Waterproof | - | - |
| Image Sensor | | |
| Sensor type | CCD | CCD |
| Sensor manufacturer | - | Sony Super HAD |
| Effective megapixels (MP) | 8 | 7.2 |
| Sensor format | 1/2.35 inch | 1/2.5 inch |
| Sensor area (mm²) | 27.26 | 24.71 |
| Sensor width (mm) | 6.03 | 5.76 |
| Sensor height (mm) | 4.52 | 4.29 |
| Approximate pixel pitch (micron) | 1.85 | 1.88 |
| Aspect ratio | 4:3 | 4:3, 3:2 |
| Color filter type | - | RGBG |
| Self-cleaning | - | - |
| Sensor shift image stabilization | - | - |
| On-sensor phase detect | - | - |
| Image Capture | | |
| Image resolution | - 1024 x 768(0.8 mp 4:3)
- 1600 x 1200(1.9 mp 4:3)
- 2048 x 1536(3.1 mp 4:3)
- 2304 x 1728(4.0 mp 4:3)
- 2592 x 1944(5.0 mp 4:3)
- 3264 x 2448(8.0 mp 4:3)
- 640 x 480(0.3 mp 4:3)
| - 1920 x 1080(2.1 mp 16:9)
- 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 380(0.2 mp other)
|
| Image file format | | |
| Continuous-mode (fps) | 1.2 | 1 |
| Video Capture | | |
| Can take movies | + | + |
| Movie resolution | - 320x240
- 320x240
- 640x480
- 640x480
| |
| Image Storage | | |
| Movie file format | AVI (MotionJPEG) | AVI (Motion JPEG) |
| Composite video out | + | + |
| Ntsc/pal switchable video | + | + |
| Lens and Optics | | |
| Lens | Pentax smc zoom lens | Sony lens, 6 elements in 6 groups including 3 aspherical elements |
| Focal length (35mm equivalent) (mm) | 36.00 - 108.00 | 35.00 - 105.00 |
| Focal length (actual) (mm) | 9.00 | 4.00 |
| Zoom ratio (x) | 3 | 3 |
| Aperture range (f) | 0.17 - 0.32 | 0.10 - 0.36 |
| Integrated nd filter | - | - |
| Min focus range (cm) | 40 | 50 |
| Macro focus range (cm) | 10 - 40 | - |
| Optical image stabilization | - | - |
| Digital zoom | + | + |
| Digital zoom values (x) | | |
| Auto Focus | | |
| Auto focus | + | + |
| Auto focus type | 9-point TTL contrast detection | 5-point Contrast Detection |
| Auto focus assist light | - | - |
| Manual focus | + | + |
| Viewfinder | | |
| Viewfinder | LCD | LCD |
| Focus peaking | - | - |
| Display | | |
| Eye-level viewfinder | - | - |
| Rear display | + | + |
| Rear display size (inch) | 2.5 | 2.5 |
| Rear display resolution (dots) | 150,000 | 153,000 |
| Touchscreen | - | - |
| Articulating screen | - | - |
| Tilt swivel screen | - | - |
| Selfie screen | - | - |
| Max playback zoom (x) | 8 | 5 |
| Exposure | | |
| Iso settings | Auto (50 - 1600), 3200* (Digital SR mode only) | Auto, 100, 200, 400, 800, 1250 |
| Auto iso mode | - | + |
| White balance settings | - auto
- custom
- daylight
- fluorescent
- shade
- tungsten
| - auto
- cloudy
- daylight
- flash wb
- fluorescent
- incandescent
|
| Shutter speed range (s) | 1/2000 - 4 | 1/2000 - 1 |
| Bulb mode | - | - |
| Exposure compensation | +/- 2.0EV in 0.3EV steps | +/- 2.0EV in 0.3EV steps |
| Explosure metering modes | TTL multi-segment | Multi-pattern, Center-weighted, Spot |
| Program auto exposure | + | + |
| Aperture priority | - | - |
| Shutter priority | - | - |
| Full manual exposure | - | - |
| Creative exposure modes | Landscape, Flower, Natural Skin Tone, Portrait, Surf & Snow, Sport, Digital SR, Kids, Pet, Food, Frame Composite | Twilight, Twilight Portrait, Soft Snap, Landscape, Beach, Snow, High Sensitivity |
| Self timer (s) | | |
| Time lapse (intervalometer) | - | - |
| High resolution composite | - | - |
| Flash | | |
| Built-in flash | + | + |
| Flash modes | - auto flash
- flash off
- flash on
- redeye reduction
| |
| Flash range description | 26.2’ at wide, 13.1’ at tele | Auto ISO: Wide: 0.5 - 3.5m; Tele: 0.5 - 2.0m |
| Usable memory types | | |
| Dual card slots | - | - |
| Raw capture support | - | - |
| Included memory (MB) | 21 | 22 |
| Included memory type | built-in memory | Internal |
| 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) | 3.17 | 1.44 |
| Camera penalizes early shutter press | - | - |
| Jpeg shooting speed in burst mode (max resolution) (fps) | 1.2 | 1 |
| Buffer size for jpeg shooting in burst mode (max resolution) (frames) | 3 | 3 |
| Shutter lag (full af, wide/mid) (s) | 0.92 | 0.52 |
| Shutter lag (full af, tele) (s) | 1.14 | 0.55 |
| Shutter lag (manual focus) (s) | - | 0.31 |
| Shutter lag (full af, with flash) (s) | 1.16 | 0.62 |
| Shutter lag (prefocused) (s) | 0.01 | 0.1 |
| Startup time (s) | 3.1 | 3.4 |
| Play -> record time (s) | 0.8 | 0.5 |
| Flash cycle time, full power (s) | 5.3 | 4 |
| Power | | |
| Battery life, stills (cipa rating monitor/live view) (shots) | 220 | 280 |
| Battery form factor | Proprietary D-LI63 | Proprietary NP-BK1 |
| Usable battery types | | |
| Batteries included | 1 x Proprietary D-LI63 Lithium Ion rechargeable | 1 x Proprietary NP-BK1 Lithium-ion rechargeable |
| Battery charger included (dedicated charger or ac/usb adapter) | + | + |
| Software | | |
| Included software | - | |
| Os compatibility | - | |