• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • 1/2.3 inch 28.1mm2
  • 18.1 megapixels
  • 24.00mm - 720.00mm (35mm eq.)

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Differences

Panasonic GM1 advantages over Panasonic ZS40

  • Larger sensor
    4/3 vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.77 vs 1.26 microns
    Better low-light and dynamic range (all else equal)
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Better color depth
    22.3 vs 19.0 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    660 vs 117 iso
    Take photos in low light with less noise
  • More dynamic range
    11.7 vs 10.6 evs
    Retain detail in highlight and shadows
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    10 vs 6 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/16000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Panasonic ZS40 advantages over Panasonic GM1

  • Less expensive
    $450 vs $750 (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
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 300 vs 230 shots
    Capture more photos
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • 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
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures

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Review Excerpt

  • Large Four Thirds sensor is impressive for a camera this small; Shares sensor and processor of GX7; Excellent image quality with class-leading high ISO performance; Responsive all-around performer; AF system is fast and accurate; Easy to use and responsive touchscreen; Built-in Wi-Fi with remote control and sharing features; Lightweight and pocketable design makes it easy to carry everywhere.

  • Can be awkward to use with larger lenses; Rear dial is easy to accidentally press; Lacks a hot-shoe for EVF or external flash; Weak built-in flash; 1/50s flash sync; No 1080p60 video; No external headphone jack or mic input.

The Competition

Compared to Olympus E-PL6

Panasonic GM1
Olympus E-PL6
  • $479
  • 4/3
  • Focus peaking
  • Built-in Wi-Fi
  • $299
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization
Panasonic ZS40
Olympus E-PL6
  • $380
  • 1/2.3 inch
  • Focus peaking
  • Eye-level viewfinder
  • $299
  • 4/3
  • Less expensive
  • Larger sensor

Compared to Canon SX700 HS

Panasonic GM1
Canon SX700 HS
  • $479
  • 4/3
  • Focus peaking
  • Larger sensor
  • $329
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization
Panasonic ZS40
Canon SX700 HS
  • $380
  • 1/2.3 inch
  • Focus peaking
  • Eye-level viewfinder
  • $329
  • 1/2.3 inch
  • Less expensive
  • Faster shutter

Compared to Panasonic GM5

Panasonic GM1
Panasonic GM5
  • $479
  • 4/3
  • Less expensive
  • Internal flash
  • $898
  • 4/3
  • Eye-level viewfinder
  • In-camera panoramas
Panasonic ZS40
Panasonic GM5
  • $380
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization
  • $898
  • 4/3
  • Larger sensor
  • Bigger pixels

Compared to Canon SX710 HS

Panasonic GM1
Canon SX710 HS
  • $479
  • 4/3
  • Focus peaking
  • Larger sensor
  • $329
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • NFC
Panasonic ZS40
Canon SX710 HS
  • $380
  • 1/2.3 inch
  • Focus peaking
  • Eye-level viewfinder
  • $329
  • 1/2.3 inch
  • Faster shutter

Compared to Panasonic GF7

Panasonic GM1
Panasonic GF7
  • $479
  • 4/3
  • $590
  • 4/3
  • Less expensive
  • In-camera panoramas
Panasonic ZS40
Panasonic GF7
  • $380
  • 1/2.3 inch
  • Less expensive
  • Eye-level viewfinder
  • $590
  • 4/3
  • Larger sensor
  • Bigger pixels
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