| key specs |
| Camera Type | Digital Camera | Digital Camera |
| Effective Pixels | 7.1 MP | 20.3 MP |
| Sensor Type | CCD | CCD |
| Display Type | TFT | LCD |
| Display Size | 2.5 inch | 3 inch |
| Battery Type | Lithium ion | AA Alkaline Battery |
| general |
| Brand | Canon | Canon |
| Model | PowerShot TX1 7.1MP Digital Camera | PowerShot SX270HS 20.3MP Digital Camera |
| Model Name | PowerShot TX1 | PowerShot SX270HS |
| Series | PowerShot | PowerShot |
| Color | Silver | Black |
| Minimum Illumination | Available | - |
| Type | Digital Camera | Digital Camera |
| Effective Pixels | 7.1 MP | 20.3 MP |
| Dimensions(WxHxD) | 89 x 60 x 29 mm | 109.7 x 63.8 x 35.7 mm |
| Weight | 220 GM | 270 GM |
| Temperature | 0 to 40 | 0 to 40 |
| Model Number | - | SX720 HS |
| sensor features |
| Sensor Type | CCD | CCD |
| Sensor Size | 1/2.5 inch | 1/2.3 inch |
| Maximum ISO | 800 ISO | - |
| ISO Rating | - | ISO 80 - 1600 |
| lens features |
| Focal Length | 39-390mm 35mm equiv | 4.3 W - 172.0 T mm, 35 mm Film Equivalent 24 W - 960 T mm |
| Optical Zoom | 10x | 40x |
| Aperture Range | F3.5-5.6 | - |
| Digital Zoom | - | 80x |
| focus features |
| Focus Points | Face Detect AF / 9-point AiAF | - |
| Metering Modes | Evaluative, Center-weighted average, SpotCenter | - |
| White Balancing | Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom | - |
| 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 |
| exposure features |
| Spot Meter | Yes | - |
| Exposure Compensation | +/- 2EV in 1/3 EV increments | - |
| shutter features |
| Shutter Speed | 15 - 1/2500 sec dependent on shooting mode | 1 - 1/3200 sec, 15 - 1/3200 sec in Tv/M Mode |
| Self-timer | Yes | - |
| Continuous Shots | Continuous 2.2 fps, no frame limit | - |
| flash features |
| Flash Modes | Auto, Forced on, Forced off, Red-eye reduction, Flash exposure lock, Slow synchro | - |
| Built-in Flash | - | Yes |
| image features |
| Image Format | JPEG Exif 2.2, DCF, DPOF | - |
| Image Sizing | 3072 x 2304, 3072 x 1728, 2592 x 1944, 2048 x 1536, 1600 x 1200, 640 x 480 | - |
| Image Processor | DIGIC III with iSAPS technology | - |
| display features |
| Display Type | TFT | LCD |
| Display Size | 2.5 inch | 3 inch |
| Display Resolution | 115,000 pixels | - |
| LCD Display | Quick Bright LCD, Night Display | - |
| LCD Display Image Resolution | 115000 pixels | - |
| connectivity features |
| USB | Yes | - |
| storage and power features |
| Inbuilt Memory | 32 MB | - |
| Upgradable Memory | Yes | - |
| Card Type | SD, SDHC, MMC, MMCplus compatible | - |
| Batteries Included | Yes | Yes |
| Battery Type | Lithium ion | AA Alkaline Battery |
| Number of Batteries | - | 1 |
| audio and video features |
| Video Resolution | 1280 x 720 | 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 Format | AVI Motion JPEG WAVE | - |
| Frame Rates in Video Modes | 30fps | - |
| Video Quality | - | Full HD |
| modes and functions features |
| Shooting Modes | Auto, Manual, Super macro, Color accent, Color swap, Stitch assist, Special scene, Movie | 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 |
| Scene Modes | Portrait, Night Snapshot, Indoor, Foliage, Snow, Beach, Aquarium | - |
| Macro Mode | 3.9 in.-1.6 ft./10-50cm WIDE | - |
| HD Support | - | Yes |