| key specs |
| Camera Type | DSLR Camera | Digital Camera |
| Effective Pixels | 14 MP | 24.2 MP |
| Sensor Type | CCD | CMOS |
| Display Type | TFT LCD | - |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | Lithium ion |
| general |
| Brand | Olympus | Canon |
| Model | SP 820UZ 14MP DSLR Camera | PowerShot G1 X Mark 3 24.2MP Digital Camera |
| Model Name | SP 820UZ | PowerShot G1 X Mark 3 |
| Color | Black | Black |
| Type | DSLR Camera | Digital Camera |
| Effective Pixels | 14 MP | 24.2 MP |
| Dimensions(WxHxD) | 105.9x 75.9x 73.5 mm | 115.0 x 77.9 x 51.4 mm |
| Weight | 413 GM | 399 GM |
| Face Detection | Yes | - |
| Temperature | 0 to 40 | 0 to 40 |
| Model Number | - | G1 X Mark 3 |
| Series | - | PowerShot |
| Accessory Shoe | - | Hot Shoe |
| sensor features |
| Sensor Type | CCD | CMOS |
| Sensor Size | 1/2.3 inch | - |
| Maximum ISO | - | 25600 ISO |
| lens features |
| Focal Length | 4.3 - 154.8 mm (35 mm Equivalent to 24 - 864mm) | 24 - 72mm3x |
| Digital Zoom | 4x | 12x |
| Aperture Range | F2.9 - F5.7 | - |
| Manual Focus | Yes | - |
| Color Filter | Primary RGB Color Filter | - |
| Optical Zoom | - | 3x |
| focus features |
| Auto Focus | Yes | Yes |
| Metering Modes | Multi-segment, Center Weighted, Spot Metering, ESP Light Metering | Evaluative, Center-weighted average, Spot |
| White Balancing | Auto, Preset Daylight, Tungsten, Fluorescent 1, Sunlight, One Touch WB | Auto, Daylight, Shade, Cloudy, Tungsten light, White fluorescent light, Fluorescent H, Flash, Underwater WB, Color Temperature, Custom1, Custom 2 White balance correction provided |
| Other Focus Features | TTL iESP with Contrast Detection | - |
| Focus Mode | - | One Shot AF, Servo AF, Manual Focus |
| Focus Points | - | 49 AF Points |
| shutter features |
| Shutter Speed | 1/2 sec sec | 30 - 1/4000, Bulb |
| flash features |
| Built-in Flash | Yes | Yes |
| Flash Modes | Auto, Red-eye Reduction, Fill-in, Off | Auto, On, Slow Synchro, Off |
| image features |
| Image Format | JPEG, RAW, EXIF 2.21, DPOF, DCF | JPEG, RAW |
| Aspect Ratio | 40900 PM | - |
| Red Eye Reduction | Yes | - |
| Image Stabilizer | Yes | Yes |
| Image Sizing | 4288 x 3216 (14 M) | 5328 x 4000L 3552 x 2664M 2656 x 1992S1 2112 x 1600S2 5328 x 4000RAW 32 6000 x 4000L 3984 x 2656M 2976 x 1984S1 2400 x 1600S2 6000 x 4000RAW |
| Picture Angle | 24 mm Wide-angle | - |
| Other Image Features | 4288 x 3216 (14 M), 3264 x 2448 (8 M), 2560 x 1920 (5 M), 2048 x 1536 (3 M), 1600 x 1200 (2 M), 1280 x 960 (1 M), 640 x 480 (VGA), 4288 x 2416 (169), 1920 x 1080 | - |
| Image Processor | - | DIGIC 7 |
| display features |
| Display Type | TFT LCD | - |
| Display Size | 3 inch | 3 inch |
| Display Resolution | - | 1040000 dots |
| LCD Display Image Resolution | - | 1040000 dots |
| connectivity features |
| HDMI | Yes | - |
| USB | Yes | - |
| storage and power features |
| Inbuilt Memory | 14 MB | - |
| Upgradable Memory | Yes | Yes |
| Card Type | SD / SDHC / SDXC, Eye-Fi Card Compatible | SD / SDHC* / SDXC* memory cards *Compatible with UHS-I cards |
| Battery Type | Lithium ion | Lithium ion |
| Batteries Included | - | Yes |
| audio and video features |
| Audio Features | AAC | - |
| Video Format | MPEG-4 | MP4 |
| Audio Video Interface | Audio / Video Output | - |
| viewfinder features |
| View Finder | - | Yes |
| View Finder Type | - | Electronic viewfinder |
| Viewfinder Coverage | - | 100% |
| exposure features |
| Manual Exposure | - | Yes |
| modes and functions features |
| Shooting Modes | - | C1, C2, M, Av, Tv, P, Hybrid Auto, Auto, SCN*, Movie*** Self Portrait, Portrait, Smooth Skin, Panoramic Shot, Panning, Star^, Handheld Night Scene, Grainy B/W, Soft Focus, Fish-eye Effect, Art Bold Effect, Water Painting Effect, Toy Camera Effect, Miniature Effect, High Dynamic Range, Underwater, Fireworks** Standard Movie, Short Clip, Manual Movie, Time-lapse movie^ Star Nightscape, Star Trails, Star Time-Lapse Movie |