• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 560.00mm (35mm eq.)
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Canon PowerShot SX20 IS
  • Canon EOS Rebel T7i (EOS 800D)
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon SX10 IS
SX10 IS vs SX20 IS
Canon T6i
T6i vs T7i
Successor: Canon SX30 IS
SX20 IS vs SX30 IS
Canon T8i
T7i vs T8i
General
Model Number: SX20 IS T7i
Alternate Model Number(s):   800D
Camera Format: EVF SLR
Currently Manufactured: No Yes
Retail Price: $399.99 $899.99
Street Price: $399.99 $699.99
Date Available: 2009-09-15 2017-04-15
Tripod Mount: Yes Yes
Weight: 23.8 oz (676 g)
includes batteries
26.3 oz (747 g)
includes batteries, kit lens
Size: 4.9 x 3.5 x 3.4 in.
(124 x 88 x 87 mm)
5.2 x 3.9 x 3.0 in.
(131 x 100 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 12.1 24.2
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 1.54 microns 3.72 microns
Focal Length Multiplier: n/a 1.6x
Aspect Ratio: 4:3, 16:9 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
3840 x 2160 (8.3 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1680 (5.0 MP, Other),
2400 x 1344 (3.2 MP, Other),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
Image File Format: JPEG (EXIF 2.2) JPEG, .CR2 RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 1.1 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
640x480 (30)
320x240 (30)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: MOV (Image: H.264, Audio: PCM) MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Canon EF/EF-S
Lens: Canon Zoom Lens Canon EF-S 18-55mm f/4-5.6 IS STM
Focal Length (35mm equivalent): 28 - 560mm 29 - 88mm
Focal Length (actual): 5 - 100mm 18 - 55mm
Zoom Ratio: 20.00x 3.06x
Aperture Range: f/2.8 (W) / f/5.7(T) to f/8.0 f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 0 - 10 cm
0.0 - 3.9 in
 
Filter Thread: n/a 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes
Digital Zoom Values: Up to 4x  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection OVF: AF-dedicated CMOS sensor, 45-points, up to 45 cross-type (f/5.6), 1 dual-cross (f/2.8 and f/5.6), 27 support f/8 (9 cross-type); Live View: Dual-Pixel CMOS AF
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: EVF / LCD Optical / LCD
Viewfinder Type: EVF type SLR type; fixed eye-level pentamirror, ~95% coverage, ~0.82x mag., 19mm eyepoint, -3 to +1 diopter
Focus Peaking: No No
EVF Resolution:   n/a
Viewfinder Magnification (35mm equivalent):   0.51x
Viewfinder Magnification (nominal/claimed):   0.82x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.5 3.0
Rear Display Resolution: 230,000 dots 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes
Selfie Screen: Yes
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   25600
Minimum ISO (native):   100
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200* (*special scene mode) Auto, 100 - 25600 in 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
Shutter Speed Range: 1/3200 - 15 sec 1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot, Face Detect AE 7,560 pixel RGB+IR sensor divided into 63 segments; Evaluative (linked to all AF points), Center-weighted, Partial (6%), Spot (3.5%)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Sports, Special Scene (Foliage, Snow, Beach, Sunset, Fireworks, Aquarium, Night Scene, Indoor, ISO 3200, Color Accent, Color Swap), Super Macro, Night Snapshot, Stitch Assist, Scene Intelligent Auto, Flash Off, Creative Auto, Portrait, Landscape, Close-up, Sports, Special Scene (Group Photo, Kids, Food, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control), Creative Filters (Grainy B/W, Soft Focus, Fish-eye, Water Painting, Toy Camera, Miniature, HDR Art (Standard/Vivid/Bold/Embossed)
Self Timer: 1 - 30 seconds 10, 2, Remote, 10s Continuous (2-10) seconds
Time Lapse (intervalometer):   No
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto w/ Red-eye Reduction, Flash On, Flash On w/ Red-eye Reduction, Flash Off; FE lock, Safety FE, Slow Synchro E-TTL II Auto, Manual
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: Auto ISO: 1.6-22 ft./50cm-6.8m (W), 3.3-12 ft./1.0-3.7m (T) Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync: 1/500 1/200
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot-Shoe Hot Shoe
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   .CR2 RAW (14-bit), RAW+JPEG
Movie File Format: MOV (Image: H.264, Audio: PCM) MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type:   Optional wired, IR wireless, Bluetooth or Wi-Fi
Connections (extended):   Mini (Type-C) HDMI-CEC, External 3.5mm Stereo Mic Jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.26 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 1.1 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 148
RAW shooting speed in burst mode (fps):   6.0
Buffer size for RAW shooting in burst mode (frames):   24
RAW+JPEG shooting speed in burst mode (fps):   6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   21
Shutter lag (full AF, wide/mid): 0.54 seconds 0.09 seconds
Shutter lag (full AF, tele): 0.52 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):   0.069 seconds
Shutter Lag (manual focus): 0.440 seconds 0.079 seconds
Shutter lag (full AF, with flash): 0.84 seconds 0.26 seconds
Shutter Lag (prefocused): 0.072 seconds 0.068 seconds
Shutter Lag (notes):    
Startup Time: 2.4 seconds 0.5 seconds
Play -> Record Time: 2.2 seconds 0.2 seconds
Flash cycle time, full power: 2.3 seconds 3.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 600 shots (NiMH AA) 270 shots
Battery Life, Still (CIPA Rating OVF/EVF):   600 shots
Battery Life, Video:    
Battery Form Factor: 4 x AA Proprietary LP-E17
Usable Battery Types: Alkaline disposeables, NiMH rechargeables Lithium-ion rechargeble
Batteries Included: 4 x AA Alkaline disposeables 1 x Proprietary LP-E17 Lithium-ion rechargeble
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Digital Camera Solution CD-ROM  
OS Compatibility: Windows XP SP2/Vista, Mac OS  
Miscellaneous
Notes & Features: Optical Image Stabilization, Articulating LCD, Smart Auto, Face/Motion Detection, Intelligent Contrast Correction, HD Movies.