• 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 600.00mm (35mm eq.)
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Canon PowerShot G3 X
  • Canon EOS Rebel T7i (EOS 800D)
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Canon T6i
T6i vs T7i
Successor:   Canon T8i
T7i vs T8i
General
Model Number: G3X T7i
Alternate Model Number(s):   800D
Camera Format: Mid-Sized SLR
Currently Manufactured: Yes Yes
Retail Price: $999.99 $899.99
Street Price: $749.00 $699.99
Date Available: 2015-07-15 2017-04-15
Tripod Mount: Yes Yes
Weight: 26.1 oz (739 g)
includes batteries 		26.3 oz (747 g)
includes batteries, kit lens
Size: 4.9 x 3.0 x 4.1 in.
(123 x 77 x 105 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: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 20.2 24.2
Sensor Format: 1 inch APS-C
Sensor size: 116.16mm2 (13.20mm x 8.80mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 2.41 microns 3.72 microns
Focal Length Multiplier: 2.7x 1.6x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 63  
DxO Color Depth Score (bits): 21.4  
DxO Dynamic Range Score (evs): 12.3  
DxO Maximum Effective ISO Score (iso): 521  
Image Capture
Image Resolution: 5472 x 3648 (20.0 MP, 3:2),
4320 x 2880 (12.4 MP, 3:2),
2304 x 1536 (3.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2),
5472 x 3080 (16.9 MP, 16:9),
4320 x 2432 (10.5 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
720 x 408 (0.3 MP, Other),
4864 x 3648 (17.7 MP, 4:3),
3840 x 2880 (11.1 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
3648 x 3648 (13.3 MP, 1:1),
2880 x 2880 (8.3 MP, 1:1),
1536 x 1536 (2.4 MP, 1:1),
480 x 480 (0.2 MP, 1:1),
2912 x 3648 (10.6 MP, Other),
2304 x 2880 (6.6 MP, Other),
1232 x 1536 (1.9 MP, Other),
384 x 480 (0.2 MP, Other) 		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), 14-bit RAW (.CR2), RAW+JPEG JPEG, .CR2 RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 7.3 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​30p/​24p)
1280x720 (30p)
640x480 (30p)
1920x1080 (30p/​15p)
1280x720 (6p/​3p/​1.5p)
640x480 (6p/​3p/​1.5p) 		1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo)) MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Canon EF/EF-S
Lens: Canon Zoom Lens with USM; 18 elements in 13 groups Canon EF-S 18-55mm f/4-5.6 IS STM
Focal Length (35mm equivalent): 24 - 600mm 29 - 88mm
Focal Length (actual): 8.8 - 220mm 18 - 55mm
Zoom Ratio: 25.00x 3.06x
Aperture Range: f/2.8 (W) / f/5.6 (T) - f/11, with 9-blade aperture; built-in 3-stop ND filter f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: Yes 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: 5 - 50 cm
2.0 - 19.7 in 		 
Filter Thread: n/a 58.0mm
Thread Type: Bayonet adapter 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; 31-point AiAF, 1-point (center for face select and track), Touch AF 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: Optional hot-shoe attachable EVF-DC1, 2.36M-dot OLED EVF. SLR type; fixed eye-level pentamirror, ~95% coverage, ~0.82x mag., 19mm eyepoint, -3 to +1 diopter
Focus Peaking: Yes 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): 3.2 3.0
Rear Display Resolution: 1,620,000 dots (540,000 px) 1,040,000 dots (345,600 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No Yes
Selfie Screen: Yes Yes
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 25600
Minimum ISO (native): 125 100
ISO Settings: Auto, ISO 125-12800 in 1/3 EV steps Auto, 100 - 25600 in 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom 1, Custom 2 Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
Shutter Speed Range: 1/2000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot (center or linked to Touch AF frame), 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: Scene Modes: Sports, Portrait, Smart Shutter, Star (Star Nightscape, Star Trails, Star Time-Lapse Movie), Handheld Night Scene, Snow, Fireworks; Filters: High Dynamic Range, Nostalgic, Fisheye Effect, Miniature Effect, Toy Camera Effect, Background Defocus, Soft Focus, 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): No No
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Manual, Flash On, Slow Synchro, Flash Off; (Red-eye reduction and second curtain sync available) E-TTL II Auto, Manual
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: Auto ISO: 60cm - 6.8m (W), 85cm - 3.1m (T) Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync: 1/2000 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 / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.CR2), RAW+JPEG .CR2 RAW (14-bit), RAW+JPEG
Movie File Format: MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (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: Yes Yes
NFC: Yes Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired or via Wi-Fi Optional wired, IR wireless, Bluetooth or Wi-Fi
Connections (extended): Jack for RS-60E3 remote shutter release switch 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): 0.86 <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): 1.95 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 7.3 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 148
RAW shooting speed in burst mode (fps): 0.7 6.0
Buffer size for RAW shooting in burst mode (frames): Unlimited 24
RAW+JPEG shooting speed in burst mode (fps): 0.8 6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): Unlimited 21
Shutter lag (full AF, wide/mid): 0.41 seconds 0.09 seconds
Shutter lag (full AF, tele): 0.38 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):   0.069 seconds
Shutter Lag (manual focus): 0.109 seconds 0.079 seconds
Shutter lag (full AF, with flash): 0.82 seconds 0.26 seconds
Shutter Lag (prefocused): 0.044 seconds 0.068 seconds
Shutter Lag (notes):    
Startup Time: 1.9 seconds 0.5 seconds
Play -> Record Time: 2.1 seconds 0.2 seconds
Flash cycle time, full power: 4.3 seconds 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-10L Proprietary LP-E17
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeble
Batteries Included: 1 x Proprietary NB-10L Lithium-ion rechargeable 1 x Proprietary LP-E17 Lithium-ion rechargeble
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No No
Software
Included Software:    
OS Compatibility:    
Miscellaneous
Notes & Features: 1-inch 20.2MP BSI CMOS sensor, DIGIC 6 image processor, 25x 24-600mm eq. F2.8-5.6 zoom lens, improve, EOS-style controls and menus, magnesium-alloy body, dust and water resistant.