• 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 28.00mm - 448.00mm (35mm eq.)
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Canon PowerShot SX170 IS
  • Canon EOS Rebel T7i (EOS 800D)
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon SX160
SX160 vs SX170
Canon T6i
T6i vs T7i
Successor:   Canon T8i
T7i vs T8i
General
Model Number: SX170 T7i
Alternate Model Number(s):   800D
Camera Format: Mid-Sized SLR
Currently Manufactured: No Yes
Retail Price: $179.99 $899.99
Street Price:   $699.99
Date Available: 2013-09-15 2017-04-15
Tripod Mount: Yes Yes
Weight: 8.9 oz (251 g)
includes batteries
26.3 oz (747 g)
includes batteries, kit lens
Size: 4.3 x 2.8 x 1.7 in.
(108 x 71 x 44 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: 16.0 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: 1.34 microns 3.72 microns
Focal Length Multiplier: n/a 1.6x
Aspect Ratio: 4:3 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: 4608 x 3456 (15.9 MP, 4:3),
4608 x 2592 (11.9 MP, 16:9),
4608 x 3072 (14.2 MP, 3:2),
3456 x 3456 (11.9 MP, 1:1),
3264 x 2448 (8.0 MP, 4:3),
3264 x 1832 (6.0 MP, 16:9),
3264 x 2176 (7.1 MP, 3:2),
2448 x 2448 (6.0 MP, 1:1),
1600 x 1200 (1.9 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1064 (1.7 MP, 3:2),
1200 x 1200 (1.4 MP, 1:1),
640 x 480 (0.3 MP, 4:3),
640 x 360 (0.2 MP, 16:9),
640 x 424 (0.3 MP, Other),
480 x 480 (0.2 MP, 1:1)
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 2.3) JPEG, .CR2 RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 0.8 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (25p)
640x480 (30p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: MOV (Image data: H.264, Audio data: Linear PCM (stereo)) 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: No Yes
HD Video Connection: 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 - 448mm 29 - 88mm
Focal Length (actual): 5 - 80mm 18 - 55mm
Zoom Ratio: 16.00x 3.06x
Aperture Range: f/3.5 (W) / f/5.9 (T) - f/8.0 f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: No No
Normal Focus Range: 5 cm to Infinity
2.0 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 1 - 50 cm
0.4 - 19.7 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 Detection; Face Detect AiAF, Single AF point (center or face select and track) 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: Yes Yes
Viewfinder
Viewfinder: No / LCD Optical / LCD
Viewfinder 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 n/a
Viewfinder Magnification (35mm equivalent):   0.51x
Viewfinder Magnification (nominal/claimed):   0.82x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots (76,666 px) 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native): 1600 25600
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600 Auto, 100 - 25600 in 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, 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, Centre-weighted average, Spot (Center); Facial brightness is evaluated in Face Detection AF 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: SCN:Portrait, Face Self-timer, Low Light, Snow, Fireworks; Creative Filters: Fisheye Effect, Miniature Effect, Toy Camera Effect, Monochrome, Super Vivid, Poster Effect 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: 2, 10, Custom seconds 10, 2, Remote, 10s Continuous (2-10) seconds
Time Lapse (intervalometer): Yes No
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Manual Flash On / Off, Slow Synchro; Red-Eye Reduction available 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 - 9.8 ft. (W), 2.0 - 6.6 ft. (T) (50cm - 3.0m (W), 60cm - 2.0m (T)) Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync:   1/200
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a Hot Shoe
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC 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 data: H.264, Audio data: Linear PCM (stereo)) 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: No 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):   <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 0.8 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):   0.09 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):   0.069 seconds
Shutter Lag (manual focus):   0.079 seconds
Shutter lag (full AF, with flash):   0.26 seconds
Shutter Lag (prefocused):   0.068 seconds
Shutter Lag (notes):    
Startup Time:   0.5 seconds
Play -> Record Time:   0.2 seconds
Flash cycle time, full power:   3.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 300 shots 270 shots
Battery Life, Still (CIPA Rating OVF/EVF):   600 shots
Battery Life, Video:    
Battery Form Factor: Proprietary NB-6LH Proprietary LP-E17
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeble
Batteries Included: 1 x Proprietary NB-6LH Lithium-ion rechargeable 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: Canon software suite (ImageBrowser EX, PhotoStitch)  
OS Compatibility: Windows, Mac OS X  
Miscellaneous
Notes & Features: DIGIC 4 processor, 720p HD video.