| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.3 MP | 10.1 MP |
| Sensor Type | MOS | CMOS |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | AA Alkaline Battery |
| Touchscreen | Yes | - |
| Display Type | - | TFT |
| general |
| Brand | Olympus | Canon |
| Model | Pen F 20.3MP DSLR Camera | EOS 40D 10.10MP DSLR Camera |
| Model Name | Pen F | EOS 40D |
| Model Number | PEN F | 40D |
| Series | Pen | EOS |
| Color | Black | Black |
| Minimum Illumination | Available | - |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 20.3 MP | 10.1 MP |
| Dimensions(WxHxD) | 124.8 x 72.1 x 37.3 mm | 145.5 x 107.8 x 73.5 mm |
| Weight | 427 GM | 740 GM |
| Face Detection | Yes | - |
| Temperature | 0 to 40 | 0 to 40 |
| Accessory Shoe | Hot Shoe | - |
| Maximum Burst | - | Yes |
| sensor features |
| Sensor Type | MOS | CMOS |
| Sensor Size | 4/3 inch | 22.2 x 14.8 mm |
| Sensor Technology | Live MOS Sensor | - |
| Maximum ISO | - | 6400 ISO |
| viewfinder features |
| View Finder | Yes | Yes |
| View Finder Type | Eye-level electronic OLED viewfinder, approx. 2.36M-dot resolution | Eye-level SLR with solid glass pentaprism |
| Viewfinder Coverage | 100% | 95% |
| Viewfinder Magnification | Approx. 1.08x*1 - 1.23x*2 -1m-1, 50mm lens, Infinity | 0.95x -1 dpt with 50mm lens at infinity |
| Viewpoint Dioptric Adjustment | -4 ~ +2m-1 | -3.0 to +1.0 diopter |
| Viewfinder Eye Point | 20 mm | 22mm |
| Other Viewfinder Features | - | AF AF points, focus confirmation light, Exposure shutter speed, aperture, ISO speed, AE lock, exposure level, spot metering circle, exposure warning, Flash flash ready, flash exposure compensation, high-speed sync, FE lock, red-eye reduction light, Image monochrome shooting, maximum burst, white balance correction, CF card information |
| focus features |
| Focus Mode | Single AF S-AF / Continuous AF C-AF / Manual Focus MF / S-AF + MF / AF tracking C-AF + TR | Manual focus Autofocus Live View image interrupted for AF |
| Focus Points | 81-area multiple AF Contrast detection AF, 37- area multiple AF Phase-difference detection AF All target, Group target area 3x3-area, Single targetStandard Target Size/Small Target Size | 9 cross-type AF points, including center AF point fully functional with f/5.6 or faster lenses |
| White Balancing | Auto WB, 7 Preset WBs, 4 Capture WBs, Custom WBKelvin setting | Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent Light, Flash, Custom WB setting, user-set Color Temperature 2,500~10,000K |
| Focus Range | - | EV -0.5 ~18 ISO 100 at 73A DegreeF/23A DegreeC |
| Metering Modes | - | Evaluative metering linked to all AF pointsPartial metering approx. 9% of viewfinderSpot metering approx. 3.8% of viewfinderCenter-weighted average metering |
| exposure features |
| Exposure Mode | i AutoLive Guide can be performed , P Program AE Program shift can be performed, A Aperture priority AE, S Shutter priority AE, M Manual Live Bulb, Live Time and Live Composite are available, Custom1~4, Photo Story*1,Scene select AE*2 *1 Photo Story can be set to C3 | - |
| AE Lock/Exposure Lock | Yes | Yes |
| Exposure Compensation | When using exposure compensation dial | +/-3 stops in 1/3- or 1/2-half increments |
| Manual Exposure | Yes | Yes |
| Spot Meter | - | Yes |
| shutter features |
| Shutter Type | Computerized focal-plane, high-speed, mechanical shutter | Vertical-travel, mechanical, focal-plane shutter with all speeds electronically controlled |
| Shutter Speed | 1/8000 - 60 sec. 1/3, 1/2, or 1EV steps selectable 1/16000 60 sec. Silent Electronic Shutter Electronic first curtain shutter Anti-shock mode 1/320 60 sec. Bulb/Time default setting 8min. 1/2/4/8/15/20/25/30 min. selectable | 1/8000 to 30 sec. 1/3-stop increments, X-sync at 1/250 sec. |
| Self-timer | Yes | Yes |
| Continuous Shots | [Sequential shooting H mode]approx 10 fps *IS OFF *Focus and exposure are fixed at the values for the first shot. [Sequential shooting L mode]approx 5 fps *When using the M.ZUIKO DIGITAL ED 12-50mm f/3.5-6.3 EZ [Sequential shooting H+ silent shutter mode] approx 20 fps *Shutter speed is limited 1/16000s - 1/25s | High speed Max 6.5 shots/sec. Low speed Max 3 shots/sec. |
| Release Modes | - | Soft-touch electromagnetic release |
| flash features |
| Built-in Flash | Yes | Yes |
| External Flash | Yes | - |
| Flash Modes | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.1st curtain, Slow sync.1st curtain, Slow sync.2nd curtain, Manual 1/1 FULL 1/64 | Auto pop-up, retractable, built-in flash in the pentaprism |
| Flash Compensation | Up to 3 EV in 0.3, 0.5, 1 EV steps selectable | 2 stops in 1/3- and 1/2-stop increments |
| image features |
| Image Format | RAW 12-bit lossless compression, JPEG, RAW+JPEG, MPO3D still | JPEG, RAW Canon CR2 |
| Gross Pixel | 21.8 MP | 10.50 MP |
| Image Sizing | 5184Hx3888 | JPEG/Large Approx. 3.5MB 3,888 x 2,592JPEG/Medium Approx. 2.1MB 2,816 x 1,880JPEG/Small Approx. 1.2MB 1,936 x 1,288RAW Approx. 12.4MB 3,888 x 2,592sRAW Approx. 7.1MB 1,936 x 1,288 |
| HDR Support | HDR1,HDR2 painting like | - |
| Still Image Size | - | 3,888 x 2,592 |
| display features |
| Display Size | 3 inch | 3 inch |
| Display Resolution | Approx 1037k dots | Approx. 230,000 pixels |
| Touch Screen | Yes | - |
| LCD Display | Vari-Angle LCD | TFT Color LCD |
| LCD Display Image Resolution | Approx 1037k dots | approx. 230000 dots |
| Display Type | - | TFT |
| connectivity features |
| HDMI | Yes | - |
| USB | Yes | - |
| Wifi | Yes | - |
| Wireless Connectivity | Built-in IEEE 802.11b/g/n | - |
| storage and power features |
| Card Type | SD Memory Card SDHC, SDXC, UHS-I, II compatible, Eye-Fi Card compatible | - |
| Battery Type | Lithium ion | AA Alkaline Battery |
| Power Requirement | - | 7.4 V DC |
| Battery Life | - | Number of shots approx. *The above figures apply with a fully-charged Battery Pack BP-511A *The figures above are based on CIPA Camera & Imaging Products Association testing standards |
| audio and video features |
| Microphone | Stereo | - |
| Speaker | Mono | - |
| Audio Features | Wave Format Stereo linear PCM/16-bit, Sampling frequency 48kHz | - |
| Video Resolution | 1920x1080 | - |
| Video Quality | Full HD | - |
| Video Format | MOVMPEG-4AVC/H.264 , AVIMotion JPEG | DCF 2.0 Exif 2.21 JPEG, RAW and RAW+JPEG simultaneous recording possible. Multiple options for recording images on a memory card. |
| lens features |
| Lens Mount | - | Canon EF mount |
| Lens Construction | - | 11 elements in 9 groups |
| Compatible Lens | - | Canon EF, EF-S, TS-E, and MP-E lenses |
| Color Filter | - | Primary RGB Color Filter |
| modes and functions features |
| Silent Shooting | - | Provided Mode 1 and 2 |
| Drive Modes | - | Single, High-speed continuous, Low-speed continuous, and Self-timer 10 sec. or 2 sec. delay |
| Shooting Modes | - | 1 Live View shooting 2 Remote Live View shooting with a personal computer installed with EOS Utility |