• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 35.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 25.00mm - 500.00mm (35mm eq.)
  • Detailed specifications
  • Canon PowerShot A3100 IS
  • Canon PowerShot SX280 HS
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Canon SX260 HS
SX260 HS vs SX280 HS
Successor:    
General
Model Number: A3100 IS SX280 HS
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $179.99 $329.99
Street Price: $84.95 $199.00
Date Available: 2010-02-28 2013-04-15
Tripod Mount: Yes Yes
Weight: 5.4 oz (154 g)
includes batteries
8.2 oz (233 g)
includes batteries
Size: 3.8 x 2.3 x 1.1 in.
(97 x 58 x 28 mm)
4.2 x 2.5 x 1.3 in.
(106 x 63 x 33 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.1 12.1
Sensor Format: 1/2.3 inch 1/2.3 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.54 microns 1.54 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3, 16:9 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:    
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2248 (9.0 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4000 x 3000 (12.0 MP, 4:3),
4000 x 2248 (9.0 MP, 16:9),
4000 x 2664 (10.7 MP, 3:2),
2992 x 2992 (9.0 MP, 1:1),
2816 x 2112 (5.9 MP, 4:3),
2816 x 1584 (4.5 MP, 16:9),
2816 x 1880 (5.3 MP, 3:2),
2112 x 2112 (4.5 MP, 1:1),
1600 x 1200 (1.9 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1064 (1.7 MP, 3:2),
1200 x 1200 (1.4 MP, 1:1),
640 x 480 (0.3 MP, 4:3),
640 x 360 (0.2 MP, 16:9),
640 x 424 (0.3 MP, Other),
480 x 480 (0.2 MP, 1:1)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3)
Continuous-mode frames/second: 0.8 14.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​30 LP)
320x240 (30)
1920x1080 (60/​30)
1280x720 (30)
Movie File Format: AVI (Motion JPEG) MP4 (Image: MPEG4-AVC / H.264; Audio: MPEG2 AAC-LC (Stereo))
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Canon Zoom Lens Canon Zoom Lens
Focal Length (35mm equivalent): 35 - 140mm 25 - 500mm
Focal Length (actual): 6.2 - 24.8mm 4.5 - 90mm
Zoom Ratio: 4.00x 20.00x
Aperture Range: f/2.7 (W) to f/5.6 (T) f/3.5 (wide) / f/6.8 (tele) - f/8.0
Integrated ND Filter: No No
Normal Focus Range: 3 cm to Infinity
1.2 in to Infinity
5 cm to Infinity
2.0 in to Infinity
Macro Focus Range: 3 - 60 cm
1.2 - 23.6 in
5 - 50 cm
2.0 - 19.7 in
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 4x Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection Contrast Detect with Face Detection; Face Detection, 1-point AF (fixed to center)
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:    
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 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:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600 Auto, 80, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Custom Auto, Day Light, Cloudy, Tungsten, Fluorescent, Fluorescent H, Underwater, Custom
Shutter Speed Range: 1/1600 - 15 sec 1/3200 - 15 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot, Face Detect AE Evaluative, Center-weighted, Spot (center), Face Detect AE
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Auto*, Easy, Portrait, Landscape, Night Snapshot, Kids & Pets, Indoor, SCN**; *Automatically detects shooting scene; **Face Detection Self-Timer, Low Light, Super Vivid, Poster Effect, Beach, Foliage, Snow, Fireworks, Long Shutter Sports, SCN (Portrait, Smooth Skin, Smart Shutter, High-speed Burst HQ, Handheld Night Scene, Underwater, Snow, Fireworks), Creative Filters (Fisheye Effect, Miniature Effect, Toy Camera Effect, Monochrome, Soft Focus, Super Vivid, Poster Effect)
Self Timer: 2, 10, custom seconds 2, 10, Custom seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Red-eye Reduction, Auto Red-eye Correction, Flash On, Flash Off; FE lock, Slow Synchro, Smart Flash Auto, Flash On, Slow Synchro, Flash Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO: 1-13 ft./30cm-4.0m (W), 1-6.6 ft./30cm-2.0m (T) Auto ISO: 50cm - 3.5m (W), (1.0 - 2.0m (T)
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No No
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG) MP4 (Image: MPEG4-AVC / H.264; Audio: MPEG2 AAC-LC (Stereo))
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No
Bluetooth: No No
Built-In GPS: No Yes
Microphone Jack: No 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:
Remote Control Type:    
Connections (extended):   Mini HDMI, Built-in Wi-Fi, Built-in GPS
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.32  
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):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 0.8 14.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited  
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.48 seconds  
Shutter lag (full AF, tele): 0.52 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.078 seconds  
Shutter Lag (notes):    
Startup Time: 2.1 seconds  
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 240 shots 210 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NB-8L Proprietary NB-6
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-8L Lithium-ion rechargeable 1 x Proprietary NB-6 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Canon Software Suite CD-ROM Canon software suite
OS Compatibility: Windows, Mac OS Windows, Mac OS
Miscellaneous
Notes & Features: Optical Image Stabilization, i-Contrast, Smart Auto, Face Detection self-timer. Available in Silver, Red and Blue. Optical Image Stabilization, DIGIC 6, 1080p60 Full HD Movies, 14 fps HQ Burst Mode, Built-in GPS, Built-in Wi-Fi. Available in black or red.