| key specs | 
| Camera Type | Digital Camera | DSLR Camera | 
| Effective Pixels | 16.1 MP | 18 MP | 
| Sensor Type | CMOS | CMOS | 
| Display Type | LCD | TFT | 
| Display Size | 3 inch | 3 inch | 
| Battery Type | Lithium ion | Lithium ion | 
| Touchscreen | - | Yes | 
| general | 
| Brand | Olympus | Canon | 
| Model | Pen E-PL9 16.1MP Digital Camera | EOS Rebel T4i 18MP DSLR Camera | 
| Model Name | Pen E-PL9 | EOS Rebel T4i | 
| Series | Pen | EOS Rebel | 
| Color | Gold | Black | 
| Type | Digital Camera | DSLR Camera | 
| Effective Pixels | 16.1 MP | 18 MP | 
| Dimensions(WxHxD) | 30.5 x 25.4 x 20.3 cm | 133.1 x 99.8 x 78.8 mm | 
| Weight | 1.81 KG | 575 GM | 
| Face Detection | Yes | - | 
| Wide Angle | Yes | - | 
| Temperature | 0 to 40 | 0 to 40 | 
| Model Number | - | T4i | 
| 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 | - | 12800 ISO | 
| Maximum FPS | - | 5 | 
| Sensor Technology | - | CMOS | 
| lens features | 
| Lens Type | Single | - | 
| Digital Zoom | 4x | - | 
| Optical Zoom | 1x | - | 
| Manual Focus | Yes | - | 
| Color Filter | Yes | Primary RGB Color Filter | 
| Focal Length | - | 18 - 55 mm | 
| focus features | 
| Focus Mode | Yes | Auto, Manual | 
| Auto Focus | Yes | Yes | 
| Metering Modes | - | 63 Zone TTL Full-aperture Metering, Evaluative Metering, Partial Metering, Spot Metering, Center Weighted Average Metering | 
| White Balancing | - | Auto, Preset Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom White Balance Correction and White Balance Bracketing | 
| shutter features | 
| Self-timer | Yes | Yes | 
| Shutter Speed | - | 1/4000 sec | 
| flash features | 
| Built-in Flash | Yes | Yes | 
| External Flash | Yes | Yes | 
| Flash Modes | - | Auto, Manual Flash, Integrated Speedlite Transmitter | 
| image features | 
| Image Format | JPG | JPEG, RAW, RAW JPEG, DCF, DPOF 1.1 | 
| Aspect Ratio | - | 169, 32, 43 | 
| Image Sizing | - | 5184 x 3456 L | 
| Still Image Size | - | 3456 x 2304 M, 2592 x 1728 S 1, 1920 x 1280 S 2, 720 x 480 S 3, 5184 x 3456 RAW | 
| display features | 
| Display Type | LCD | TFT | 
| Display Size | 3 inch | 3 inch | 
| LCD Display | Yes | TFT LCD | 
| Display Resolution | - | 1040000 dots | 
| Touch Screen | - | Yes | 
| LCD Display Image Resolution | - | 1040000 dots | 
| LCD Display Video Resolution | - | 1920 x 1080 | 
| storage and power features | 
| Card Type | SD | SD / SDHC / SDXC / Compatible with UHS-I | 
| Battery Type | Lithium ion | Lithium ion | 
| Upgradable Memory | - | Yes | 
| Power Supply | - | AC Adapter Kit ACK-E8 | 
| Batteries Included | - | Yes | 
| viewfinder features | 
| View Finder | - | Yes | 
| View Finder Type | - | Eye-level Pentamirror | 
| connectivity features | 
| HDMI | - | Yes | 
| USB | - | Yes | 
| GPS | - | Yes | 
| Wifi | - | No | 
| audio and video features | 
| Microphone | - | Stereo | 
| Audio Features | - | Linear PCM | 
| Video Format | - | MOV, MPEG-4 AVC / H.264 | 
| Audio Video Interface | - | Audio / Video Output NTSC, PAL | 
| modes and functions features | 
| HD Support | - | Yes | 
| Shooting Modes | - | Scene Intelligent Auto, No Flash, Creative Auto, HDR Backlight Control, Program AE, Shutter-priority AE, Aperture-priority AE, Manual |