• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • Detailed specifications
  • Canon EOS Rebel T2i (EOS 550D)
  • Sony Alpha SLT-A57
Links
Prices:    
Manufacturer URL: Manufacturer website
Canon EOS Rebel T2i (EOS 550D) webpage
Manufacturer website
Predecessor: Canon T1i
T1i vs T2i
 
Successor: Canon T3i
T2i vs T3i
 
General
Model Number: T2i A57
Alternate Model Number(s): EOS 550D, EOS Kiss X4  
Camera Format: SLR SLR
Currently Manufactured: No No
Retail Price: $899.99 $799.99
Street Price: $692.18  
Date Available: 2010-02-25 2012-04-15
Tripod Mount: Yes Yes
Weight: 26.0 oz (736 g)
includes batteries, kit lens
29.2 oz (828 g)
includes batteries, kit lens
Size: 5.1 x 3.8 x 3.0 in.
(130 x 97 x 76 mm)
5.2 x 3.8 x 3.2 in.
(132 x 98 x 81 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Sony
Effective Megapixels: 18.0 16.1
Sensor Format: APS-C APS-C
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 4.30 microns 4.82 microns
Focal Length Multiplier: 1.6x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 66 75
DxO Color Depth Score (bits): 22.1 23.4
DxO Dynamic Range Score (evs): 11.5 13.0
DxO Maximum Effective ISO Score (iso): 784 785
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)
4912 x 3264 (16.0 MP, 3:2),
4912 x 2760 (13.6 MP, 16:9),
3568 x 2368 (8.4 MP, Other),
3568 x 2000 (7.1 MP, 16:9),
2448 x 1624 (4.0 MP, Other),
2448 x 1376 (3.4 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
5536 x 2160 (12.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
3872 x 2160 (8.4 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
Image File Format: JPEG, .CR2 RAW (14-bit) JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 3.6 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (60/​50)
1920x1080 (60p(PS)/​60i(FX)/​60i(FH)/​24p(FX)/​24p(FH))
1440x1080 (30p)
640x480 (30p)
Movie File Format: .MOV (H.264) AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: Yes n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Sony Alpha (Minolta A)
Lens: Canon EF-S 18-55mm f/3.5-5.6 IS Sony 18-55mm f/3.5-5.6 DT SAM
Focal Length (35mm equivalent): 29 - 88mm 27 - 83mm
Focal Length (actual): 18 - 55mm 18 - 55mm
Zoom Ratio: 3.00x 3.06x
Aperture Range: f/3.5 - 22 / f/ 5.6 - 38 f/3.5 - 22 (W), f/5.6 - 36 (T)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes
Digital Zoom Values:   Up to 2x Precision, Up to 2x Clear Image Zoom, 1.4x (8.4MP) or 2.0x (4MP) Smart Zoom
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 Phase Detection: 15 points (3 points cross type); Wide (auto, 15 points), Zone, Spot, Local; Enhanced Object Tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type; eye-level pentamirror 95% coverage, 0.87x mag., 19mm eyepoint, -3 to +1 diopter EVF type; 1.1cm (0.43") 1.44M/1.25M-dot LCD (480K/418K-dot time-multiplexed RGB), 100% coverage, 1.04x/0.97x magnification, 23.1/25.2mm eyepoint, -4 to +3 diopter
Focus Peaking: No Yes
EVF Resolution: n/a  
Viewfinder Magnification (35mm equivalent): 0.54x 0.69x
Viewfinder Magnification (nominal/claimed): 0.87x 1.04x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 10.0x 13.6x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 16000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps, H=12800 Auto (100-3200), 100 - 16000; (Multi-frame NR mode up to ISO 25600)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation)
Shutter Speed Range: 1/4000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 63-zone Evaluative, Center-weighted, Partial (9%), Spot (4%) 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Creative Auto, Portrait, Landscape, Close-up, Sports, Night portrait, Flash off, Auto Depth-of-field Portrait, SportsAction, Macro, Landscape, Sunset, Night scene, Hand-held Twilight (6 shot layering), Night Portrait; Sweep Panorama, 3D Sweep Panorama, Auto Portrait Framing, Picture Effect (Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R,G,B,Y), High Contrast Monochrome, Toy Camera, Soft High-key, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature), Dynamic Range Optimizer (Off/Auto/Level),
Self Timer: 10 or 2 seconds 2 or 10 seconds
Time Lapse (intervalometer): No  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: E-TTL II Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 10.0 m / 32.8 ft.
Flash Range Description: Lens aperture dependent Lens dependent
Max Flash Sync: 1/200 1/160
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: No  
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit) RAW (12-bit ARW 2.3), RAW+JPEG
Movie File Format: .MOV (H.264) AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
Included Memory: 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 Yes
Remote Control Type: Optional Wired or Wireless Optional Wireless or Wired
Connections (extended): Mini HDMI-CEC, External Microphone Jack, Wired Remote Type-C Mini HDMI (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44  
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 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 10 25
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  
Shutter lag (full AF, tele):    
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  
Shutter Lag (notes): Live View: Quick Mode: 0.991s Live Mode: 1.720s Prefocused: 0.122s  
Startup Time: 0.4 seconds  
Play -> Record Time: 0.7 seconds  
Flash cycle time, full power: 3.2 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 440 shots 550 shots
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E8 Proprietary
Usable Battery Types: Lithium-ion rechargeble NP-FM500H Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 Lithium-ion rechargeble 1 x Proprietary NP-FM500H Lithium-ion rechargeable
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: Canon Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional.Picture Style Editor, Movie Edit Task, PhotoStitch) Sony Software CD-ROM
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+ Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +)
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. SteadyShot INSIDE Sensor-shift Image Stabilization (up to 4.5 EV correction), Full HD 1080p60 Video, Up to 12 fps Burst Mode (Tele-zoom Continuous Advance Priority AE), Enhanced Object Tracking AF, 2x Clear Image Digital Zoom, New Auto Portrait Framing, Tilting 921K-dot LCD, 1.44M-dot EVF.