| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.1 MP | 14.1 MP |
| Sensor Type | CMOS | CCD |
| Display Type | TFT LCD | TFT LCD |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | AA Alkaline Battery |
| general |
| Brand | Ricoh | Canon |
| Model | Pentax K-S1 20.1MP DSLR Camera | PowerShot SX150 14.1MP DSLR Camera |
| Model Name | Pentax K-S1 | PowerShot SX150 |
| Series | Pentax | PowerShot |
| Color | Black | Red |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.1 MP | 14.1 MP |
| Dimensions(WxHxD) | 121 x 93 x 70 mm | 113.3 x 73.2 x 45.8 mm |
| Weight | 558 GM | 306 GM |
| Temperature | 0 to 40 | 0 to 40 |
| Model Number | - | SX150 |
| sensor features |
| Sensor Type | CMOS | CCD |
| Sensor Size | 23.5 x 15.6 mm | 1/2.3 inch |
| Maximum ISO | - | 1600 ISO |
| Maximum FPS | - | 30 |
| lens features |
| Lens Type | Pentax KAF2 | - |
| Focal Length | 18 - 55 mm / 50 - 200 mm | 5.0 - 60.0 mm 35 mm Equivalent to 28 - 336 mm |
| Aperture Range | F3.5 (W) - F5.6 (T) / F4.0 (W) - F5.6 (T) | F3.4 - F5.6 |
| Manual Focus | Yes | - |
| Color Filter | Primary RGB Color Filter | Primary RGB Color Filter |
| Digital Zoom | - | 4x |
| Optical Zoom | - | 12x |
| viewfinder features |
| Viewfinder Coverage | 100% | - |
| Viewfinder Magnification | 0.95x | - |
| Viewpoint Dioptric Adjustment | -2.5m to +1.5m | - |
| Viewfinder Eye Point | 20.5 mm | - |
| Other Viewfinder Features | Standard focusing screen (Natural-Bright-Matte III)Depth Of Field Preview (Optical (diaphragm stop-down), digital) | - |
| focus features |
| Auto Focus | Yes | Yes |
| Metering Modes | Multi, Center-Weighted, Spot | Evaluative, Center-weighted Average, Spot |
| White Balancing | Daylight White, W Cool White, L Warm White), Tungsten Light, Flash, CTE, Manual WB, Color | Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom |
| Other Focus Features | Interchangeable Lens Features [Min. Aperture (F22.0 - F32.0), Number of diaphragm blades (6), Lens Optics (11 Elements & 10 Groups), Min. Focus (1.1 m), Maximum magnification (0.24x), Full Time Manual Focus, Filter Thread (49 mm), Rotary Zoom Method | - |
| Focus Mode | - | Auto, Manual |
| shutter features |
| Shutter Speed | 1/6000 sec (Max) & 30 sec (Min) | 1/2500 sec |
| Self-timer | Yes | Yes |
| Continuous Shots | Hi 5.4 fps, Lo 3.0 fps | - |
| flash features |
| Built-in Flash | Yes | Yes |
| External Flash | Yes | Yes |
| Flash Modes | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual | Auto, On, Slow Synchro, Off |
| Flash Compensation | - | 0.5 - 3.0 m W, 1.0 - 2.0 m T |
| Other Flash Features | - | DIGIC 4 with iSAPS Technology Image Processor, Lens Construction 11 Elements in 9 Groups 1 UD Lens, 1 Double-sided Aspherical Lens, Focusing AF System / Points, 1-point AF, AF Modes Single, Tracking AF, AF Point Selection, AF Assist Beam, Manual Focus, Closest Focusing Distance, Exposure Compensation 2 EV in increment of 1/3, Enhanced i-Contrast for Automatic Dynamic Range Correction, 100% LCD Coverage, Adjustable Brightness to One of Five Levels, Flash Slow Sync Speed, Red-Eye Reduction, Flash Exposure Compensation 2 EV in increments of 1/3, Face Detection FE, Safety FE, Flash Exposure Lock, Manual Power Adjustment 3 Levels with Internal Flash, External Flash Canon High Power Flash HF-DC1, Canon High Power Flash HF-DC2, Other Features My Camera / My Menu Start-up, My Category Image Tagging Feature, Intelligent Orientation Sensor, Histogram, Playback zoom 2x 10x, 3.5 mm Jack, Operating Tempurature 0A Degree C - 40A Degree C, Operating Humidity 10% - 90% |
| image features |
| Image Format | JPEG, RAW, RAW + JPEG | JPEG, EXIF 2.3, DCF, DPOF |
| Maximum Resolution | 5472 x 3648 | 3072 x 2304 |
| Image Stabilizer | Yes | Yes |
| Picture Angle | 28 mm Ultra Wide-angle | 28 mm Wide-angle |
| Red Eye Reduction | - | Yes |
| Image Sizing | - | 4320 x 3240 L |
| Still Image Size | - | 3072 x 2304 Medium 1, 1600 x 1200 Medium 2, 640 x 480 Small, 3744 x 2104 W, Resize in Playback Medium 2, Small, 320 x 240, Movies 640 x 480, 30 fps Large |
| display features |
| Display Type | TFT LCD | TFT LCD |
| Display Size | 3 inch | 3 inch |
| Display Resolution | 921K dots | 230,000 dots |
| LCD Display | Fixed Articulated LCD | TFT Color LCD |
| LCD Display Image Resolution | - | 230000 dots |
| LCD Display Video Resolution | - | 1280 x 720 |
| connectivity features |
| HDMI | Yes | - |
| USB | Yes | Yes |
| Wifi | - | Yes |
| storage and power features |
| Upgradable Memory | Yes | Yes |
| Card Type | SD, SDHC, SDXC (UHS-1 compliant), Eye-Fi Card, FLU Card | SD / SDHC / SDXC |
| Power Supply | AC adapter K-AC128 | AC Adapter Kit ACK800 |
| Battery Type | Lithium ion | AA Alkaline Battery |
| Battery Life | 480 | - |
| Batteries Included | - | Yes |
| audio and video features |
| Microphone | Built-in stereo microphone | - |
| Speaker | Mono Speaker | - |
| Audio Features | Adjustable recording sound level | Linear PCM |
| Video Format | H.264 | MOV, H.264 |
| Audio Video Interface | - | Audio / Video Output NTSC, PAL |
| Frame Rates in Video Modes | - | 30fps |
| modes and functions features |
| Shooting Modes | EFFECT Mode (Faded Color, Clear Tone, Brilliant Color, Unicolor Bold, Vintage Color, Cross Processing, Warm Fade, Tone Expansion, Bold Monochrome, Infrared Filter, Vibrant Color Enhance), Custom Image modes (Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome, Cross Processing | Smart Auto, Standard, iFrame Movie, Program AE, Portrait, Landscape, Beach, Foliage, Snow, Fireworks, Miniature Effect, Monochrome, Super Vivid, Poster Effect, Color Accent, Color Swap |
| Macro Mode | - | Yes, 1 cm W |