• 1/2.33 inch 28.2mm2
  • 12.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • Detailed specifications
  • Nikon Coolpix S640
  • Canon EOS Rebel T2i (EOS 550D)
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Canon EOS Rebel T2i (EOS 550D) webpage
Predecessor:   Canon T1i
T1i vs T2i
Successor:   Canon T3i
T2i vs T3i
General
Model Number: S640 T2i
Alternate Model Number(s):   EOS 550D, EOS Kiss X4
Camera Format: Ultra Compact SLR
Currently Manufactured: No No
Retail Price: $249.95 $899.99
Street Price:   $692.18
Date Available: 2009-09-15 2010-02-25
Tripod Mount: Yes Yes
Weight: 3.9 oz (110 g) 26.0 oz (736 g)
includes batteries, kit lens
Size: 3.6 x 2.2 x 0.8 in.
(91 x 55 x 21 mm)
5.1 x 3.8 x 3.0 in.
(130 x 97 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 12.0 18.0
Sensor Format: 1/2.33 inch APS-C
Sensor size: 28.198mm2 (6.13mm x 4.6mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 1.53 microns 4.30 microns
Focal Length Multiplier: n/a 1.6x
Aspect Ratio: 4:3 3:2
Color Filter Type:   RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
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: 4000 x 3000 (12.0 MP, 4:3),
3968 x 2232 (8.9 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
5184 x 3456 (17.9 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2592 x 1728 (4.5 MP, 3:2)
Image File Format: JPEG JPEG, .CR2 RAW (14-bit)
Continuous-mode frames/second: n/a 3.6
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30) 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (60/​50)
Movie File Format:   .MOV (H.264)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Canon EF/EF-S
Lens: Nikkor lens Canon EF-S 18-55mm f/3.5-5.6 IS
Focal Length (35mm equivalent): 28 - 140mm 29 - 88mm
Focal Length (actual): 5 - 25mm 18 - 55mm
Zoom Ratio: 5.00x 3.00x
Aperture Range: f/2.7 (wide) / f/6.6 (tele) - ??? f/3.5 - 22 / f/ 5.6 - 38
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 2 cm to Infinity
0.8 in to Infinity
 
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 with Face-Priority AF AF-dedicated Phase-detect CMOS Sensor, 9-point, center cross-type high-precision at f/2.8, light source detection
Auto Focus Assist Light? No Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD Optical / 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: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,040,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom:   10.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   100
ISO Settings: Auto (100 - 1600) 100, 200, 400, 800, 1600, 3200, 6400 Auto, 100 - 6400 in 1/3 or 1EV steps, H=12800
Auto ISO Mode: Yes Yes
White Balance Settings:   Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
Shutter Speed Range:   1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation:   +/- 5.0EV in 0.3EV steps
Metering Modes:   63-zone Evaluative, Center-weighted, Partial (9%), Spot (4%)
Program Auto Exposure: No Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: 16 Scene Modes Creative Auto, Portrait, Landscape, Close-up, Sports, Night portrait, Flash off, Auto Depth-of-field
Self Timer:   10 or 2 seconds
Time Lapse (intervalometer):   No
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: n/a E-TTL II
Flash Guide Number (ISO 100): n/a 13.0 m / 42.7 ft.
Flash Range Description: n/a Lens aperture dependent
Max Flash Sync:   1/200
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a Hot Shoe
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   No UHS support
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   .CR2 RAW (14-bit)
Movie File Format:   .MOV (H.264)
Included Memory: 45.0 MB No memory included
Included Memory Type: built-in memory  
Connectivity
Built-In Wi-Fi: No No
NFC: No
Bluetooth: No No
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
PictBridge Compliant: No Yes
DPOF Compliant: No Yes
Remote Control: Yes
Remote Control Type:   Optional Wired or Wireless
Connections (extended): DC Input Mini HDMI-CEC, External Microphone Jack, Wired Remote
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
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
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): 270 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   440 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL12 Proprietary LP-E8
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeble
Batteries Included: 1 x Proprietary EN-EL12 Lithium-ion rechargeable 1 x Proprietary LP-E8 Lithium-ion rechargeble
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Nikon Software Suite CD-ROM Canon Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional.Picture Style Editor, Movie Edit Task, PhotoStitch)
OS Compatibility:   Windows XP/Vista/7, Mac OS X 10.4+
Miscellaneous
Notes & Features: Optical VR Image Stabilization, Motion Detection, Best Shot Selector (BSS), Smart Portrait System. Available in Calm Black, Velour Red, Precious Pink, and Pearl White. 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.