| key specs | 
| Camera Type | DSLR Camera | Digital Camera | 
| Effective Pixels | 12.3 MP | 20.3 MP | 
| Sensor Type | MOS | CCD | 
| Display Type | LCD | LCD | 
| Display Size | 3 inch | 3 inch | 
| Battery Type | Lithium ion | AA Alkaline Battery | 
| general | 
| Brand | Olympus | Canon | 
| Model | Pen E 12.3MP DSLR Camera | PowerShot SX270HS 20.3MP Digital Camera | 
| Model Name | Pen E | PowerShot SX270HS | 
| Model Number | E-PM1 | SX720 HS | 
| Series | Pen | PowerShot | 
| Color | Silver & Black | Black | 
| Type | DSLR Camera | Digital Camera | 
| Effective Pixels | 12.3 MP | 20.3 MP | 
| Dimensions(WxHxD) | 109.5 x 63.7 x 34 mm | 109.7 x 63.8 x 35.7 mm | 
| Weight | 265 GM | 270 GM | 
| Wide Angle | Yes | - | 
| Temperature | 0 to 40 | 0 to 40 | 
| sensor features | 
| Sensor Type | MOS | CCD | 
| Sensor Size | 33.86 mm | 1/2.3 inch | 
| ISO Rating | ISO 200 - 12800 | ISO 80 - 1600 | 
| Maximum ISO | 12800 ISO | - | 
| Maximum FPS | 5.5 | - | 
| Sensor Technology | High Speed Live MOS | - | 
| lens features | 
| Lens Type | Zoom Lens | - | 
| Lens Construction | 8 Elements in 7 Groups | - | 
| Focal Length | 14 mm - 42 mm 35 mm Equivalent to 28 - 84 mm | 4.3 W - 172.0 T mm, 35 mm Film Equivalent 24 W - 960 T mm | 
| Optical Zoom | 3x | 40x | 
| Aperture Range | F3.5 - F5.6 | - | 
| Color Filter | Primary RGB Color Filter | - | 
| Digital Zoom | - | 80x | 
| focus features | 
| Focus Mode | Auto, Manual | - | 
| Auto Focus | Yes | - | 
| Metering Modes | TTL 324 Zones Multi-pattern, ESP Light Metering, Spot Metering, Centre Weighted Metering | - | 
| White Balancing | Auto, Preset Daylight, Lamp, Fluorescent, Flash, Cloudy, Shade, Underwater WB | - | 
| Other Focus Features | TTL Contrast Detection | - | 
| Focus Range | - | 1 cm 0.4 in. - infinity W, 2.0 m 6.6 ft. - infinity T, Macro 1 - 50cm W 0.4 in. - 1.6 ft. W | 
| shutter features | 
| Shutter Speed | 1/4000 sec | 1 - 1/3200 sec, 15 - 1/3200 sec in Tv/M Mode | 
| Self-timer | Yes | - | 
| flash features | 
| Built-in Flash | Yes | Yes | 
| External Flash | Yes | - | 
| Flash Modes | Auto, Manual Full, 1/4, 1/16, 1/64, Red-eye Reduction, Slow Sync with Red-eye Reduction, Slow Sync, Slow Sync 2nd Curtain, Fill-in, Off | - | 
| image features | 
| Image Format | RAW, JPEG, RAW+JPEG, MPO 3D Still | - | 
| Aspect Ratio | 43, 32, 169, 66, 34 | - | 
| Red Eye Reduction | Yes | - | 
| Image Stabilizer | Yes | - | 
| Image Sizing | 4032 x 3024 | - | 
| Still Image Size | 4032 x 3024 | - | 
| display features | 
| Display Type | LCD | LCD | 
| Display Size | 3 inch | 3 inch | 
| Display Resolution | 460,000 dots | - | 
| LCD Display | LCD, Anti-reflection Coating | - | 
| LCD Display Image Resolution | 460000 dots | - | 
| LCD Display Video Resolution | 1920 x 1080 | - | 
| connectivity features | 
| HDMI | Yes | - | 
| USB | Yes | - | 
| storage and power features | 
| Upgradable Memory | Yes | - | 
| Card Type | SD / SDHC / SDXC / UHS-I | - | 
| Battery Type | Lithium ion | AA Alkaline Battery | 
| Batteries Included | - | Yes | 
| Number of Batteries | - | 1 | 
| audio and video features | 
| Microphone | Stereo | - | 
| Audio Features | Dolby Digital, WAV | - | 
| Video Format | AVCHD, AVI Motion JPEG | - | 
| Audio Video Interface | Video Output NTSC, PAL | - | 
| Video Resolution | - | Large 5148 x 3888 Pixel, Medium 1 3648 x 2736 Pixel, Medium 2 2048 x 1536 Pixel, Medium 2592 x 1944 Pixel, Small 640 x 480 Pixel | 
| Video Quality | - | Full HD | 
| modes and functions features | 
| HD Support | Yes | Yes | 
| Shooting Modes | Portrait, e-Portrait, Landscape, Landscape with Portrait, Macro, Sport, Night Scene, Night with Portrait, Children, High Key, Low Key, DIS Mode, Nature Macro, Candle, Sunset, Document, Panorama, Fireworks, Beach and Snow, Fisheye Conv, Wide Conv, Macro Conv, 3D | M, Av, Tv, P, Live View Control, Hybrid Auto, AUTO, Creative Shot, Sports, Portrait, Smart Shutter, Handheld NightScene, Low Light, Fish-eye Effect, Miniature Effect, Toy Camera Effect, Soft Focus, Monochrome, Super Vivid, Poster Effect, Fireworks, Standard, Short Clip, iFrame Movie, Smile, Wink Self-timer, Face Self-timer | 
| Macro Mode | Yes | - |