• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 224.00mm (35mm eq.)
  • Detailed specifications
  • Canon EOS Rebel T2i (EOS 550D)
  • Canon PowerShot ELPH 310 HS
Links
Prices:    
Manufacturer URL: Manufacturer website
Canon EOS Rebel T2i (EOS 550D) webpage
Manufacturer website
Predecessor: Canon T1i
T1i vs T2i
Canon ELPH 300 HS
ELPH 300 HS vs 310 HS
Successor: Canon T3i
T2i vs T3i
Canon 320 HS
310 HS vs 320 HS
General
Model Number: T2i 310 HS
Alternate Model Number(s): EOS 550D, EOS Kiss X4 IXUS 230 HS
Camera Format: SLR Ultra Compact
Currently Manufactured: No No
Retail Price: $899.99 $259.99
Street Price: $692.18 $249.99
Date Available: 2010-02-25 2011-10-01
Tripod Mount: Yes Yes
Weight: 26.0 oz (736 g)
includes batteries, kit lens
5.0 oz (141 g)
includes batteries
Size: 5.1 x 3.8 x 3.0 in.
(130 x 97 x 76 mm)
3.8 x 2.2 x 0.9 in.
(96 x 57 x 22 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon  
Effective Megapixels: 18.0 12.1
Sensor Format: APS-C 1/2.3 inch
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 4.30 microns 1.54 microns
Focal Length Multiplier: 1.6x n/a
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 66  
DxO Color Depth Score (bits): 22.1  
DxO Dynamic Range Score (evs): 11.5  
DxO Maximum Effective ISO Score (iso): 784  
Image Capture
Image Resolution: 5184 x 3456 (17.9 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2592 x 1728 (4.5 MP, 3:2)
4000 x 2248 (9.0 MP, 16:9),
4000 x 2664 (10.7 MP, 3:2),
4000 x 3000 (12.0 MP, 4:3),
2992 x 2992 (9.0 MP, 1:1),
2816 x 1584 (4.5 MP, 16:9),
2816 x 1880 (5.3 MP, 3:2),
2816 x 2112 (5.9 MP, 4:3),
2112 x 2112 (4.5 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1064 (1.7 MP, 3:2),
1600 x 1200 (1.9 MP, 4:3),
1200 x 1200 (1.4 MP, 1:1),
640 x 360 (0.2 MP, 16:9),
640 x 424 (0.3 MP, Other),
640 x 480 (0.3 MP, 4:3),
480 x 480 (0.2 MP, 1:1)
Image File Format: JPEG, .CR2 RAW (14-bit) JPEG (EXIF 2.3)
Continuous-mode frames/second: 3.6 3.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (60/​50)
1920x1080 (24p)
1280x720 (30p)
640x480 (30p)
640x480 (120p)
320x240 (240p)
Movie File Format: .MOV (H.264) MOV (Image data: H.264, Audio data: Linear PCM (stereo))
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S n/a
Lens: Canon EF-S 18-55mm f/3.5-5.6 IS Canon Zoom Lens
Focal Length (35mm equivalent): 29 - 88mm 28 - 224mm
Focal Length (actual): 18 - 55mm 5 - 40mm
Zoom Ratio: 3.00x 8.00x
Aperture Range: f/3.5 - 22 / f/ 5.6 - 38 f/3.0 - f/9.0 (W) / f/5.9 - f/18 (T)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:   1 - 50 cm
0.4 - 19.7 in
Filter Thread: 58.0mm n/a
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: AF-dedicated Phase-detect CMOS Sensor, 9-point, center cross-type high-precision at f/2.8, light source detection Contrast Detect AF with Face Detection
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
Viewfinder
Viewfinder: Optical / LCD LCD
Viewfinder Type: SLR type; eye-level pentamirror 95% coverage, 0.87x mag., 19mm eyepoint, -3 to +1 diopter  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.54x  
Viewfinder Magnification (nominal/claimed): 0.87x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots 461,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native): 6400  
Minimum ISO (native): 100  
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps, H=12800 Auto, 100, 200, 400, 800, 1600, 3200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom
Shutter Speed Range: 1/4000 - 30 sec 1/2000 - 15 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 63-zone Evaluative, Center-weighted, Partial (9%), Spot (4%) Evaluative, Center-weighted average, Spot (center)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Creative Auto, Portrait, Landscape, Close-up, Sports, Night portrait, Flash off, Auto Depth-of-field Movie Digest, Portrait, Kids & Pets, Smart Shutter, High-Speed Burst, Best Image Selection, Handheld Night Scene, Low Light, Fish-eye Effect, Miniature Effect, Toy Camera Effect, Monochrome, Super Vivid, Poster Effect, Color Accent, Color Swap, Beach, Foliage, Snow, Fireworks, Long Shutter, Stitch Assist, iFrame Movie, Super Slow Motion Movie
Self Timer: 10 or 2 seconds 2, 10, Custom seconds
Time Lapse (intervalometer): No  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: E-TTL II Auto, Flash On, Slow Synchro, Flash Off
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Lens aperture dependent Auto ISO: 1.6-13 ft. (W), 1.6-6.6 ft. (T) (50 cm-4.0 m (W), 50 cm-2.0 m (T))
Max Flash Sync: 1/200  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps  
External Flash Connection: Hot Shoe n/a
Built-In Wireless Flash Control: No  
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes No
Uncompressed Format: .CR2 RAW (14-bit)  
Movie File Format: .MOV (H.264) MOV (Image data: H.264, Audio data: Linear PCM (stereo))
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type: Optional Wired or Wireless  
Connections (extended): Mini HDMI-CEC, External Microphone Jack, Wired Remote Mini (Type-C) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44 2.06
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.46  
Buffer size for RAW shooting in single shot mode (frames): 7  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 3.6 3.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 10  
RAW shooting speed in burst mode (fps): 3.7  
Buffer size for RAW shooting in burst mode (frames): 6  
RAW+JPEG shooting speed in burst mode (fps): 3.6  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 3  
Shutter lag (full AF, wide/mid): 0.25 seconds 0.38 seconds
Shutter lag (full AF, tele):   0.46 seconds
Shutter lag (full AF, live view - DSLR): 0.99 seconds  
Shutter lag (prefocused, live view - DSLR): 0.122 seconds  
Shutter Lag (manual focus): 0.162 seconds  
Shutter lag (full AF, with flash): 0.21 seconds  
Shutter Lag (prefocused): 0.096 seconds 0.119 seconds
Shutter Lag (notes): Live View: Quick Mode: 0.991s Live Mode: 1.720s Prefocused: 0.122s  
Startup Time: 0.4 seconds 1.9 seconds
Play -> Record Time: 0.7 seconds  
Flash cycle time, full power: 3.2 seconds 3.7 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   210 shots
Battery Life, Still (CIPA Rating OVF/EVF): 440 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E8 Proprietary NB-4L
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 Lithium-ion rechargeble 1 x Proprietary NB-4L Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Canon Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional.Picture Style Editor, Movie Edit Task, PhotoStitch) Canon Software Suite CD-ROM
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+ Windows, Mac OS
Miscellaneous
Notes & Features: Flagship Rebel model. Full HD (1080p) Video, New Movie Crop Mode (640x480, 7x magnification), 9-point AF, 3-inch 3:2 LCD, EyeFi Card Status Display. 3-inch 461K-dot LCD screen, Canon's HS SYSTEM, 1080p Full HD videos, High-Speed Burst mode, Intelligent IS, and Smart AUTO. Available in purple, blue, pink, green and silver.