- 1/2.35 inch 27.3mm2
- 8.0 megapixels
- 36.00mm - 180.00mm (35mm eq.)
- Go in depth with our full Olympus 840 Review.
- APS-C 369.7mm2
- 16.3 megapixels
- ISO 100 - 12,800
- Go in depth with our full Pentax K-30 Review.
- See real-world photos taken with the K-30.
| Links | ||
|---|---|---|
| Prices: | Compare Prices | |
| Manufacturer URL: | Manufacturer website | Manufacturer website |
| Predecessor: | ||
| Successor: |
Pentax K-50
K-30 vs K-50 |
|
| General | ||
| Model Number: | 840 | K-30 |
| Alternate Model Number(s): | ||
| Camera Format: | Compact | SLR |
| Currently Manufactured: | No | No |
| Retail Price: | $249.99 | $1199.00 |
| Street Price: | $173.11 | $599.00 |
| Date Available: | 2008-01-31 | 2012-07-15 |
| Tripod Mount: | No | Yes |
| Weight: | 4.6 oz (130 g) |
38.4 oz
(1,088 g)
includes batteries, kit lens |
| Size: |
3.8 x
2.2 x
0.9 in. (96 x 57 x 24 mm) |
5.1 x
3.8 x
2.8 in. (130 x 97 x 71 mm) |
| Waterproof: | No | No |
| Waterproof Depth: | n/a | n/a |
| Image Sensor | ||
| Sensor Type: | CCD | CMOS |
| Sensor Manufacturer: | Sony | |
| Effective Megapixels: | 8.0 | 16.3 |
| Sensor Format: | 1/2.35 inch | APS-C |
| Sensor size: | 27.2556mm2 (6.03mm x 4.52mm) | 369.72mm2 (23.7mm x 15.6mm) |
| Approximate Pixel Pitch: | 1.86 microns | 4.81 microns |
| Focal Length Multiplier: | n/a | 1.5x |
| Aspect Ratio: | 4:3, 16:9 | 3:2 |
| Color Filter Type: | RGBG | |
| Anti Aliasing Filter: | Fixed | |
| Self-Cleaning: | No | Yes |
| Sensor shift image stabilization: | Yes | Yes |
| On-Sensor Phase Detect: | No | No |
| DxO Sensor Score: | 79 | |
| DxO Color Depth Score (bits): | 23.7 | |
| DxO Dynamic Range Score (evs): | 13.0 | |
| DxO Maximum Effective ISO Score (iso): | 1,129 | |
| Image Capture | ||
| Image Resolution: |
3248 x 2436
(7.9 MP,
4:3), 2560 x 1920 (4.9 MP, 4:3), 2304 x 1728 (4.0 MP, 4:3), 2048 x 1536 (3.1 MP, 4:3), 1920 x 1080 (2.1 MP, 16:9), 1600 x 1200 (1.9 MP, 4:3), 1280 x 960 (1.2 MP, 4:3), 640 x 480 (0.3 MP, 4:3) |
4928 x 3264
(16.1 MP,
Other), 4224 x 2816 (11.9 MP, 3:2), 3456 x 2304 (8.0 MP, 3:2), 2688 x 1792 (4.8 MP, 3:2) |
| Image File Format: | JPEG | JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG |
| Continuous-mode frames/second: | 1.0 | 5.5 |
| Video Capture | ||
| Can take movies: | Yes | Yes |
| Movie Resolution: |
640x480 (30)
640x480 (15) 320x240 (30) 320x240 (15) |
1920x1080 (30p/25p/24p)
1280x720 (60p/50p/30p/25p/24p) 640x480 (30p/25p/24p) |
| Movie File Format: | AVI Motion JPEG | MOV MPEG-4 AVC (H.264) with monaural audio |
| Composite Video Out: | Yes | Yes |
| NTSC/PAL Switchable Video: | Yes | |
| Video Usable as Viewfinder: | No | |
| HD Video Out: | No | |
| HD Video Connection: | ||
| Lens & Optics | ||
| Lens Mount: | n/a | Pentax K (KA/KAF/KAF2/3) |
| Lens: | Olympus lens | smc Pentax 18-135mm f/3.5-5.6 ED AL [IF] DC WR DA |
| Focal Length (35mm equivalent): | 36 - 180mm | 27 - 203mm |
| Focal Length (actual): | 6.4 - 32mm | 18 - 135mm |
| Zoom Ratio: | 5.00x | 7.50x |
| Aperture Range: | f/3.3 (wide) / f/5.0 (tele) - ??? | f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) |
| Integrated ND Filter: | No | No |
| Normal Focus Range: |
70 cm to Infinity 27.6 in to Infinity |
40 cm to Infinity 15.7 in to Infinity |
| Macro Focus Range: |
3 -
70 cm 1.2 - 27.6 in |
|
| Filter Thread: | n/a | 62.0mm |
| Thread Type: | n/a | n/a |
| Optical Image Stabilization: | No | No |
| Digital Zoom: | Yes | No |
| Digital Zoom Values: | 5.6x | n/a |
| Auto Focus | ||
| Auto Focus: | Yes | Yes |
| Auto Focus Type: | CCD contrast detection | Phase Detect:: SAFOX IXi+, 11 point (9 cross type focus point in the center), with light wavelength sensor and diffraction lens; Live View: Contrast detection AF (face detection, tracking, select, spot) |
| Auto Focus Assist Light? | No | Yes |
| Manual Focus: | No | Yes |
| Viewfinder | ||
| Viewfinder: | LCD | Optical / LCD |
| Viewfinder Type: | SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to +1.5 diopter, Natural-Bright-Matte III focusing screen (interchangeable) | |
| Focus Peaking: | No | Yes |
| EVF Resolution: | n/a | n/a |
| Viewfinder Magnification (35mm equivalent): | 0.61x | |
| Viewfinder Magnification (nominal/claimed): | 0.92x | |
| Display | ||
| Eye-level Viewfinder: | No | Yes |
| Rear Display: | Yes | Yes |
| Rear Display Size (inches): | 2.7 | 3.0 |
| Rear Display Resolution: | 230,000 dots | 921,600 dots (307,200 px) |
| Touchscreen: | No | No |
| Articulating Screen: | No | No |
| Tilt Swivel Screen: | No | No |
| Selfie Screen: | No | No |
| Max Playback Zoom: | 10.0x | 16.0x |
| Top Deck Display: | No | |
| Exposure | ||
| Maximum ISO (native): | 12800 | |
| Minimum ISO (native): | 100 | |
| ISO Settings: | Auto, 64, 100, 200, 400, 800, 1600 | Auto, 100-12800 (1, 1/2 or 1/3 EV steps), expandable to 25600 |
| Auto ISO Mode: | No | Yes |
| White Balance Settings: | Auto, Daylight, Overcast, Tungsten, Fluorescent 1, Fluorescent 2, Fluorescent 3 | Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE, 3 Manual and 3 Kelvin temperature presets |
| Shutter Speed Range: | 1/2000 - 4 sec | 1/6000 - 30 sec |
| Bulb Mode: | No | Yes |
| Exposure Compensation: | +/- 2.0EV in 0.3EV steps | +/- 5.0EV in 0.3EV steps |
| Metering Modes: | Digital ESP, Spot, Face detection AE w/ face-detection AF | TTL open-aperture: 77-segment, Center-weighted, Spot |
| Program Auto Exposure: | Yes | Yes |
| Aperture Priority: | No | Yes |
| Shutter Priority: | No | Yes |
| Full Manual Exposure: | No | Yes |
| Creative Exposure Modes: | Portrait, Landscape, Landscape+Portrait, Night, Night+Portrait, Sport, Indoor, Candle, Self Portrait, Available Light Portrait, Sunset, Fireworks, Cuisine, Behind Glass, Documents, Auction, Shoot & Select 1 / 2, Beach&Snow, Pre-capture Movie | Sensitivity Priority, Shutter and Aperture Priority, Scene (Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum); Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Color |
| Self Timer: | 12 seconds seconds | 2 or 12 seconds |
| Time Lapse (intervalometer): | No | |
| High Resolution Composite: | No | No |
| Flash | ||
| Built-in Flash: | Yes | Yes |
| Flash Modes: | Auto, Red-Eye Reduction, Fill-In, Off | P-TTL: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless |
| Flash Guide Number (ISO 100): | n/a | 12.0 m / 39.4 ft. |
| Flash Range Description: | Wide: 0.66 - 14.4ft. (0.2 - 4.4m); Tele: 1.2 – 10.2ft. (0.6 - 3.1m) at ISO 800 | Depends on lens |
| Max Flash Sync: | 1/180 | |
| Flash Exposure Compensation: | -2 to +1 EV in 0.5EV steps | |
| External Flash Connection: | n/a | Hot Shoe |
| Built-In Wireless Flash Control: | Full TTL exposure | |
| Image Storage | ||
| Usable Memory Types: | xD | SD / SDHC / SDXC |
| UHS Support: | ||
| Other Memory: | ||
| Dual Card Slots: | No | No |
| RAW Capture Support: | No | Yes |
| Uncompressed Format: | 12-bit RAW (.DNG), RAW+JPEG | |
| Movie File Format: | AVI Motion JPEG | MOV MPEG-4 AVC (H.264) with monaural audio |
| Included Memory: | 14.8 MB | No memory included |
| Included Memory Type: | built-in memory | |
| Connectivity | ||
| Built-In Wi-Fi: | No | No |
| NFC: | No | No |
| Bluetooth: | No | No |
| Built-In GPS: | No | No |
| Microphone Jack: | No | No |
| Headphone Jack: | No | No |
| External Connections: | USB 2.0 High Speed | USB 2.0 High Speed |
| PictBridge Compliant: | No | No |
| DPOF Compliant: | No | Yes |
| Remote Control: | No | Yes |
| Remote Control Type: | Optional Wired or IR | |
| Connections (extended): | Wired remote port | |
| Performance Timing | ||
| Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | 0.41 | |
| Cycle time for RAW shooting in single shot mode (seconds per frame): | 0.43 | |
| Buffer size for RAW shooting in single shot mode (frames): | Unlimited | |
| Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): | ||
| Camera penalizes early shutter press? | Yes | |
| JPEG shooting speed in burst mode (fps, max resolution): | 1.0 | 5.5 |
| Buffer size for JPEG shooting in burst mode (frames, max resolution): | 6 | 45 |
| RAW shooting speed in burst mode (fps): | ||
| Buffer size for RAW shooting in burst mode (frames): | ||
| RAW+JPEG shooting speed in burst mode (fps): | ||
| Buffer Size for RAW+JPEG shooting in burst mode (frames): | ||
| Shutter lag (full AF, wide/mid): | 0.16 seconds | |
| Shutter lag (full AF, tele): | ||
| Shutter lag (full AF, live view - DSLR): | ||
| Shutter lag (prefocused, live view - DSLR): | ||
| Shutter Lag (manual focus): | 0.098 seconds | |
| Shutter lag (full AF, with flash): | 0.54 seconds | |
| Shutter Lag (prefocused): | 0.098 seconds | |
| Shutter Lag (notes): | Optical VF, Full AF lag, Wide-area = 0.177s Live View, Full AF lag = 0.871s Live View, Pre-focused lag = 0.253s | |
| Startup Time: | 1.1 seconds | |
| Play -> Record Time: | 0.2 seconds | |
| Flash cycle time, full power: | 2.6 seconds | |
| Power | ||
| Battery Life, Stills (CIPA Rating Monitor/Live View): | ||
| Battery Life, Still (CIPA Rating OVF/EVF): | 410 shots | |
| Battery Life, Video: | ||
| Battery Form Factor: | Proprietary LI-50B | Proprietary; optional D-BH109 AA Battery Holder |
| Usable Battery Types: | Lithium Ion rechargeable | D-LI109 Lithium-ion rechargeable |
| Batteries Included: | 1 x Proprietary LI-50B Lithium Ion rechargeable | 1 x Proprietary D-BH109 Lithium-ion rechargeable |
| Battery Charger Included (dedicated charger or AC/USB adapter): | Yes | Yes |
| Dedicated Battery Charger Included: | ||
| Internal Charging Supported: | ||
| Software | ||
| Included Software: | Software CDROM (SILKYPIX Developer Studio 3.0 for PENTAX included) | |
| OS Compatibility: | ||
| Miscellaneous | ||
| Notes & Features: | Weather and Dust Resistant, In-body Shake Reduction, 1080p30 Video Recording, Improved AF Performance, 6fps Burst Shooting, 19 Scene Modes, Dynamic Range Expansion. Available in Crystal White, Crystal Blue, or Black. | |
