| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.1 MP | 20.3 MP |
| Sensor Type | CMOS | CMOS |
| Display Type | TFT LCD | - |
| Display Size | 3 inch | 3.2 inch |
| Battery Type | Lithium ion | Lithium ion |
| general |
| Brand | Ricoh | Nikon |
| Model | Pentax K-S1 20.1MP DSLR Camera | D610 20.3MP DSLR Camera |
| Model Name | Pentax K-S1 | D610 |
| Series | Pentax | - |
| Color | Black | Black |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.1 MP | 20.3 MP |
| Dimensions(WxHxD) | 121 x 93 x 70 mm | 45 x 55 x 32 cm |
| Weight | 558 GM | - |
| Temperature | 0 to 40 | 0 to 40 |
| SLR Variant | - | Body Only |
| Tripod Socket | - | Yes |
| Lens Attachment | - | Body Only |
| sensor features |
| Sensor Type | CMOS | CMOS |
| Sensor Size | 23.5 x 15.6 mm | - |
| ISO Rating | - | ISO 100 - 6400 |
| Maximum ISO | - | 6400 ISO |
| Maximum FPS | - | 6 |
| Sensor Technology | - | CMOS |
| lens features |
| Lens Type | Pentax KAF2 | - |
| Focal Length | 18 - 55 mm / 50 - 200 mm | - |
| Aperture Range | F3.5 (W) - F5.6 (T) / F4.0 (W) - F5.6 (T) | - |
| Manual Focus | Yes | Yes |
| Color Filter | Primary RGB Color Filter | - |
| Dust Reduction | - | No |
| 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) | - |
| View Finder | - | Yes |
| focus features |
| Auto Focus | Yes | TTL Phase Detection |
| Metering Modes | Multi, Center-Weighted, Spot | - |
| White Balancing | Daylight White, W Cool White, L Warm White), Tungsten Light, Flash, CTE, Manual WB, Color | Auto 2 Types, Incandescent, Fluorescent 7 Types, Direct Sunlight, Flash, Cloudy, Shade, Preset Manual Upto 4 Values can be Stored, Choose Color Temperature 2500 K - 10000 K, All with Fine-tuning |
| 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 | - |
| shutter features |
| Shutter Speed | 1/6000 sec (Max) & 30 sec (Min) | - |
| Self-timer | Yes | Yes |
| Continuous Shots | Hi 5.4 fps, Lo 3.0 fps | Yes, 1 - 5 fps Continuous Low Speed, 6 fps Continuous High Speed or 3 fps Quiet Continuous Shutter-release |
| 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, Auto with Red-eye Reduction, Auto Slow Sync, Auto Slow Sync with Red-eye Reduction, Fill-flash, Red-eye Reduction, Slow Sync, Slow Sync with Red-eye Reduction, Rear-curtain with Slow Sync, Rear-curtain Sync, Auto FP High-Speed Sync Supported |
| image features |
| Image Format | JPEG, RAW, RAW + JPEG | JPEG, DCF 2.0, DPOF, EXIF 2.3, NEF RAW + JPEG, NEF RAW |
| Maximum Resolution | 5472 x 3648 | - |
| Image Stabilizer | Yes | - |
| Picture Angle | 28 mm Ultra Wide-angle | - |
| Red Eye Reduction | - | Yes |
| Image Sizing | - | 6016 x 4016 L |
| display features |
| Display Type | TFT LCD | - |
| Display Size | 3 inch | 3.2 inch |
| Display Resolution | 921K dots | - |
| LCD Display | Fixed Articulated LCD | - |
| LCD Display Image Resolution | - | 921000 dots |
| LCD Display Video Resolution | - | 1920 x 1080 |
| connectivity features |
| HDMI | Yes | - |
| USB | Yes | - |
| GPS | - | Yes |
| Wifi | - | No |
| 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 EH-5b |
| Battery Type | Lithium ion | Lithium ion |
| Battery Life | 480 | - |
| audio and video features |
| Microphone | Built-in stereo microphone | Built-in |
| Speaker | Mono Speaker | - |
| Audio Features | Adjustable recording sound level | - |
| Video Format | H.264 | MOV, MPEG-4 AVC, H.264 |
| Audio Video Interface | - | Audio Output |
| 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 | Single Frame Shooting Mode, Continuous High-speed Mode 5 fps, Continuous Low-speed Mode 1 - 5 fps, Live View Mode, Self-timer Mode, Mirror-up Mode |
| Scene Modes | - | Auto and Auto Flash Off Modes |