- 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-01 Review.
- See real-world photos taken with the K-01.
Links | ||
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Prices: | ||
Manufacturer URL: | Manufacturer website | Manufacturer website |
Predecessor: | ||
Successor: | ||
General | ||
Model Number: | 840 | K-01 |
Alternate Model Number(s): | ||
Camera Format: | Compact | Compact System Camera |
Currently Manufactured: | No | No |
Retail Price: | $249.99 | $899.95 |
Street Price: | $173.11 | $358.95 |
Date Available: | 2008-01-31 | 2012-03-15 |
Tripod Mount: | No | Yes |
Weight: | 4.6 oz (130 g) |
21.6 oz
(611 g)
includes batteries, kit lens |
Size: |
3.8 x
2.2 x
0.9 in. (96 x 57 x 24 mm) |
4.8 x
3.1 x
2.3 in. (122 x 79 x 58 mm) |
Waterproof: | No | No |
Waterproof Depth: | n/a | n/a |
Image Sensor | ||
Sensor Type: | CCD | CMOS |
Sensor Manufacturer: | ||
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): | 12.9 | |
DxO Maximum Effective ISO Score (iso): | 1,135 | |
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), 4352 x 3264 (14.2 MP, 4:3), 3840 x 2880 (11.1 MP, 4:3), 3072 x 2304 (7.1 MP, 4:3), 2304 x 1728 (4.0 MP, 4:3), 4928 x 2776 (13.7 MP, 16:9), 4224 x 2376 (10.0 MP, 16:9), 3456 x 1944 (6.7 MP, 16:9), 2688 x 1512 (4.1 MP, 16:9), 3264 x 3264 (10.7 MP, 1:1), 2880 x 2880 (8.3 MP, 1:1), 2304 x 2304 (5.3 MP, 1:1), 1728 x 1728 (3.0 MP, 1:1) |
Image File Format: | JPEG | JPEG, 12-bit DNG RAW |
Continuous-mode frames/second: | 1.0 | 5.9 |
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 | MP4 (AVC H.264), AVI/MJPEG for Interval Movie |
Composite Video Out: | Yes | Yes |
NTSC/PAL Switchable Video: | Yes | |
Video Usable as Viewfinder: | ||
HD Video Out: | Yes | |
HD Video Connection: | HDMI | |
Lens & Optics | ||
Lens Mount: | n/a | Pentax K (KA/KAF/KAF2/3) |
Lens: | Olympus lens | smc PENTAX-DA 40mm F2.8 XS, 5 elements in 4 groups |
Focal Length (35mm equivalent): | 36 - 180mm | 61mm |
Focal Length (actual): | 6.4 - 32mm | 40mm |
Zoom Ratio: | 5.00x | 1.00x |
Aperture Range: | f/3.3 (wide) / f/5.0 (tele) - ??? | f/2.8 (wide) / f/22 (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 | 27.0mm |
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 | Contrast Detection: Auto 81 Point, User-Selectable, Center; AF Single (w focus lock, focus/release priority selectable), Face Detection AF, Tracking AF, Manual |
Auto Focus Assist Light? | No | Yes |
Manual Focus: | No | Yes |
Viewfinder | ||
Viewfinder: | LCD | No / LCD |
Viewfinder Type: | ||
Focus Peaking: | No | Yes |
EVF Resolution: | n/a | n/a |
Viewfinder Magnification (35mm equivalent): | ||
Viewfinder Magnification (nominal/claimed): | ||
Display | ||
Eye-level Viewfinder: | No | No |
Rear Display: | Yes | Yes |
Rear Display Size (inches): | 2.7 | 3.0 |
Rear Display Resolution: | 230,000 dots | 921,000 dots |
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: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600, Auto ISO range selectable; Manual: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600 |
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 |
Shutter Speed Range: | 1/2000 - 4 sec | 1/4000 - 30 sec |
Bulb Mode: | No | Yes |
Exposure Compensation: | +/- 2.0EV in 0.3EV steps | +/- 3.0EV in 0.3EV steps |
Metering Modes: | Digital ESP, Spot, Face detection AE w/ face-detection AF | 1024-segment Multi, Center-weighted and 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 | Scene modes: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Custom Image modes: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome (including film filters, infrared, sepia toning), Cross Processing; Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color... |
Self Timer: | 12 seconds seconds | 2, 12 seconds |
Time Lapse (intervalometer): | No | Yes |
High Resolution Composite: | No | No |
Flash | ||
Built-in Flash: | Yes | Yes |
Flash Modes: | Auto, Red-Eye Reduction, Fill-In, Off | Auto, Auto + Redeye, On, On + Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Off |
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 | Lens aperture dependent |
Max Flash Sync: | 1/180 | |
Flash Exposure Compensation: | -2 to +1 EV | |
External Flash Connection: | n/a | Hot Shoe |
Built-In Wireless Flash Control: | ||
Image Storage | ||
Usable Memory Types: | xD | SD / SDHC / SDXC |
UHS Support: | UHS-I | |
Other Memory: | UHS-1 compliant | |
Dual Card Slots: | No | No |
RAW Capture Support: | No | Yes |
Uncompressed Format: | 12-bit DNG RAW | |
Movie File Format: | AVI Motion JPEG | MP4 (AVC H.264), AVI/MJPEG for Interval Movie |
Included Memory: | 14.8 MB | 0.0 MB |
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 | Yes |
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 Infrared | |
Connections (extended): | Mini HMDI (Type-C), 3.5mm stereo microphone input | |
Performance Timing | ||
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | 1.91 | |
Cycle time for RAW shooting in single shot mode (seconds per frame): | 2.24 | |
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 | 5.9 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): | 6 | 9 |
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): | 0.80 seconds | |
Shutter lag (full AF, tele): | ||
Shutter lag (full AF, live view - DSLR): | ||
Shutter lag (prefocused, live view - DSLR): | ||
Shutter Lag (manual focus): | 0.105 seconds | |
Shutter lag (full AF, with flash): | 0.85 seconds | |
Shutter Lag (prefocused): | 0.120 seconds | |
Shutter Lag (notes): | Full Autofocus, Multi-area AF mode = 0.768 second | |
Startup Time: | 2.4 seconds | |
Play -> Record Time: | 1.3 seconds | |
Flash cycle time, full power: | 4.0 seconds | |
Power | ||
Battery Life, Stills (CIPA Rating Monitor/Live View): | 500 shots | |
Battery Life, Still (CIPA Rating OVF/EVF): | ||
Battery Life, Video: | ||
Battery Form Factor: | Proprietary LI-50B | Proprietary D-LI90 |
Usable Battery Types: | Lithium Ion rechargeable | Lithium-ion rechargeable |
Batteries Included: | 1 x Proprietary LI-50B Lithium Ion rechargeable | 1 x Proprietary D-LI90 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 CD-ROM S-SW120 | |
OS Compatibility: | Windows, Mac OS | |
Miscellaneous | ||
Notes & Features: | Machined aluminum frame under black, white or yellow exterior, 16MP APS-C sensor, Pentax K-Mount, Sensor-shift Shake and Dust Reduction (4-stops), 6fps Burst Mode, Full HD 1080p Movies, HDR mode, Focus peaking in manual focus mode. |