• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Canon EOS Rebel T2i (EOS 550D)
  • Olympus Tough TG-4
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Canon EOS Rebel T2i (EOS 550D) webpage
Manufacturer website
Predecessor: Canon T1i
T1i vs T2i
Olympus TG-3
TG-3 vs TG-4
Successor: Canon T3i
T2i vs T3i
Olympus TG-5
TG-4 vs TG-5
General
Model Number: T2i TG-4
Alternate Model Number(s): EOS 550D, EOS Kiss X4  
Camera Format: SLR Compact
Currently Manufactured: No No
Retail Price: $899.99 $379.99
Street Price: $692.18 $379.00
Date Available: 2010-02-25 2015-05-15
Tripod Mount: Yes Yes
Weight: 26.0 oz (736 g)
includes batteries, kit lens
8.7 oz (247 g)
includes batteries
Size: 5.1 x 3.8 x 3.0 in.
(130 x 97 x 76 mm)
4.4 x 2.6 x 1.2 in.
(112 x 66 x 31 mm)
Waterproof: No Yes
Waterproof Depth: n/a 50.00 feet (15 meters)
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon BSI CMOS
Effective Megapixels: 18.0 16.0
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 1.34 microns
Focal Length Multiplier: 1.6x n/a
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: No Yes
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)
4608 x 3456 (15.9 MP, 4:3),
3264 x 2448 (8.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG, .CR2 RAW (14-bit) JPEG (EXIF 2.3), RAW (.ORF), RAW+JPEG
Continuous-mode frames/second: 3.6 5.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (60/​50)
1920x1080 (30p)
1280x720 (30p)
640x480 (30p)
640x480 (120p)
320x240 (240p)
Movie File Format: .MOV (H.264) MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie)
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 Olympus Lens, 9 lenses in 7 groups, with dual aspheric elements and 2 ED elements
Focal Length (35mm equivalent): 29 - 88mm 25 - 100mm
Focal Length (actual): 18 - 55mm 4.5 - 18mm
Zoom Ratio: 3.00x 4.00x
Aperture Range: f/3.5 - 22 / f/ 5.6 - 38 f/2.0/2.8/8.0 (wide) / f/4.9/6.3/18 (tele); 2-step aperture + ND filter
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   1 cm to Infinity
0.4 in to Infinity
Filter Thread: 58.0mm 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes
Digital Zoom Values:   Up to 4x (2x Super Resolution 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 Contrast Detection: Face Detect AF, iES, Spot AF, AF Tracking, AF Target Selection
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / 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 460,800 dots (153,600 px)
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 No
Exposure
Maximum ISO (native): 6400 6400
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps, H=12800 Auto, High, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Sunny, Cloudy, Incandescent, Fluorescent1, Underwater, One-touch
Shutter Speed Range: 1/4000 - 30 sec 1/2000 - 4 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%) Digital ESP Metering, Spot Metering
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
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 Scene Modes: Portrait, ePortrait, Landscape, Interval , Live Composite, Handheld Star Light, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Snow, Panorama, Backlight HDR, Underwater Snapshot, Underwater Wide1, Underwater Wide2, Underwater Macro, Underwater HDR; Art Filters: Pop Art, Soft Focus, Pale & Light Color, Grainy Film, Pin Hole, Diorama, Dramatic Tone, Fish Eye, Sparkle, Reflection, Fragmented; Microscope Modes: Microscope, Focus Stacking, Focus Bracketing, Microscope Control; Photo Story
Self Timer: 10 or 2 seconds 2, 12, custom seconds
Time Lapse (intervalometer): No Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: E-TTL II Flash Auto, Red-Eye Reduction, Fill-In, Flash Off, Remote Control, SLV Slave, Slow Synchronization, LED On
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Lens aperture dependent ISO 1600: W: 0.2m - 7.9m; T: 0.1m - 3.1m
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: Hot Shoe n/a
Built-In Wireless Flash Control: No Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit) RAW (.ORF), RAW+JPEG
Movie File Format: .MOV (H.264) MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie)
Included Memory: No memory included 55.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No Yes
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or Wireless Via Wi-Fi
Connections (extended): Mini HDMI-CEC, External Microphone Jack, Wired Remote Multi-terminal (USB Connector, DC Jack, Audio/Video Output), Micro HDMI (Type D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44 0.51
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):   0.59
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.6 5.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 10 100
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 0.26 seconds
Shutter lag (full AF, tele):   0.16 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 0.096 seconds
Shutter lag (full AF, with flash): 0.21 seconds 0.32 seconds
Shutter Lag (prefocused): 0.096 seconds 0.032 seconds
Shutter Lag (notes): Live View: Quick Mode: 0.991s Live Mode: 1.720s Prefocused: 0.122s  
Startup Time: 0.4 seconds 1.0 seconds
Play -> Record Time: 0.7 seconds 0.7 seconds
Flash cycle time, full power: 3.2 seconds 1.8 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   380 shots
Battery Life, Still (CIPA Rating OVF/EVF): 440 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E8 Proprietary LI-92B
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 Lithium-ion rechargeble 1 x Proprietary LI-92B Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: No Yes
Software
Included Software: Canon Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional.Picture Style Editor, Movie Edit Task, PhotoStitch) CD-ROM with Instruction Manual and Olympus Viewer 3 Software
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+ Windows, Mac OS X
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. Waterproof to 50 feet (15 m), crushproof to 220 pounds (100kgf), shockproof from 7 feet (2.1 m), freezeproof down to 14F (-10C), and dustproof. Available in red or black.