• 1/2.5 inch 24.7mm2
  • 8.0 megapixels
  • 35.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)

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Differences

Canon A580 advantages over Pentax WG-1 GPS

  • Less expensive
    $150 vs $400 (MSRP)
    Save money for lenses or accessories
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 1.76 vs 1.44 microns
    Better low-light and dynamic range (all else equal)
  • Larger lens aperture
    f/2.6 vs f/3.5
    Take photos in low-light or isolate your subject
  • Fast startup
    ~1.40 vs 2.2 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 500 vs 260 shots
    Capture more photos
  • Longer exposure
    15 vs 4 sec
    Long exposures for night shots
  • Faster JPEG shooting
    1.0 fps vs 0.7 fps
    Faster JPEG shooting (burst mode)

Pentax WG-1 GPS advantages over Canon A580

  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • Larger sensor
    1/2.3 inch vs 1/2.5 inch
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Thinner
    28 mm vs 41 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Lighter weight
    167g vs 225g
    Lighter weight
  • More dots on screen
    230k vs 115k dots
    Can mean greater resolution or a brighter screen
  • Less shutter lag
    0.35 vs 0.76 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    14.0 vs 8.0 megapixels
    Higher resolution photos
  • Wider angle lens
    28 mm vs 35 mm
    Capture more of the scene
  • Higher extended ISO
    6400 vs 1600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • RAW file ability
    Neither provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the Canon A580

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Buy the Pentax WG-1 GPS
Pentax WG-1 GPS
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Review Excerpt

  • Weatherproof; Rugged; Built-in GPS; 5x zoom in a small size; Fast shutter lag.

  • Excessive noise processing at low ISO; Poor video quality; GPS punishes battery life; Electronic image stabilization only.

  • Read our Pentax WG-1 GPS Express Review

The Competition

Compared to Canon A590 IS

Canon A580
Canon A590 IS
  • $150
  • 1/2.5 inch
  • Less expensive
  • Fast startup
  • $219
  • 1/2.5 inch
  • In-Camera Image Stabilization
  • Less shutter lag

Compare Canon A580 vs Canon A590 IS

Pentax WG-1 GPS
Canon A590 IS
  • $400
  • 1/2.3 inch
  • Waterproof
  • Larger sensor
  • $219
  • 1/2.5 inch
  • Less expensive
  • Eye-level viewfinder

Compare Pentax WG-1 GPS vs Canon A590 IS

Compared to Canon E1

Canon A580
Canon E1
  • $150
  • 1/2.5 inch
  • Less expensive
  • Fast startup
  • $200
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon A580 vs Canon E1

Pentax WG-1 GPS
Canon E1
  • $400
  • 1/2.3 inch
  • Waterproof
  • Built-in GPS
  • $200
  • 1/2.3 inch
  • Less expensive
  • Eye-level viewfinder

Compare Pentax WG-1 GPS vs Canon E1

Compared to Canon A1000 IS

Canon A580
Canon A1000 IS
  • $150
  • 1/2.5 inch
  • Less expensive
  • Fast startup
  • $200
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon A580 vs Canon A1000 IS

Pentax WG-1 GPS
Canon A1000 IS
  • $400
  • 1/2.3 inch
  • Waterproof
  • Built-in GPS
  • $200
  • 1/2.3 inch
  • Less expensive
  • Eye-level viewfinder

Compare Pentax WG-1 GPS vs Canon A1000 IS

Compared to Pentax W90

Canon A580
Pentax W90
  • $150
  • 1/2.5 inch
  • Less expensive
  • Eye-level viewfinder
  • $330
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon A580 vs Pentax W90

Pentax WG-1 GPS
Pentax W90
  • $400
  • 1/2.3 inch
  • Waterproof
  • Built-in GPS
  • $330
  • 1/2.3 inch
  • Less expensive
  • Faster JPEG shooting

Compare Pentax WG-1 GPS vs Pentax W90

Compared to Pentax WG-1

Canon A580
Pentax WG-1
  • $150
  • 1/2.5 inch
  • Less expensive
  • Eye-level viewfinder
  • $260
  • 1/2.3 inch
  • Waterproof
  • Larger sensor

Compare Canon A580 vs Pentax WG-1

Pentax WG-1 GPS
Pentax WG-1
  • $400
  • 1/2.3 inch
  • Built-in GPS
  • $260
  • 1/2.3 inch

Compare Pentax WG-1 GPS vs Pentax WG-1

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