• 35mm 864.0mm2
  • 24.2 megapixels
  • ISO 50 - 50,000
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600

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Differences

Leica SL (Typ 601) advantages over OM System OM-1

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 6.00 vs 3.36 microns
    Better low-light and dynamic range (all else equal)
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Thinner
    39 mm vs 72 mm
    Thinner
  • More pixels
    24.2 vs 20.4 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    Unlimited vs 92 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

OM System OM-1 advantages over Leica SL (Typ 601)

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Newer
    3 years vs 9 years old
    Newer cameras often support more advanced features
  • Lighter weight
    511g vs 847g
    Lighter weight
  • More dots on screen
    1620k vs 1040k dots
    Can mean greater resolution or a brighter screen
  • Faster JPEG shooting
    120.0 fps vs 10.6 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 50000 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Dual card slots
    Both provide
    Gives you more storage flexibility
  • Headphone jack
    Both provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash

User reviews

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Buy the OM System OM-1

Review Excerpt

  • Superb build quality; Amazing EVF; Great image quality from RAW files; Good high ISO performance; Very good dynamic range; Very low shutter lag; Fast AF on stationary objects; Class-leading ~11 fps burst mode; 4K DCI and UHD video; Full HD up to 120p. Built-in Wi-Fi and GPS; Dual card slots; Decent battery life for its class.

  • Big for a full-frame mirrorless camera; Very slow buffer clearing; Contrast-detect AF system struggles with moving subjects; In-camera JPEGs are muted and dull; Very limited native lens selection (but supports many other Leica lenses via adapters); Expensive.

  • Read our Leica SL (Typ 601) Review

The Competition

Compared to Leica M Monochrom (Typ 246)

Leica SL (Typ 601)
Leica M Monochrom (Typ 246)
  • $3802
  • 35mm
  • Less expensive
  • Shoot 4K video
  • $7595
  • 35mm

Compare Leica SL (Typ 601) vs Leica M Monochrom (Typ 246)

OM System OM-1
Leica M Monochrom (Typ 246)
  • $2200
  • 4/3
  • Tilt-swivel screen
  • Lens selection
  • $7595
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare OM System OM-1 vs Leica M Monochrom (Typ 246)

Compared to Leica M-D (Typ 262)

Leica SL (Typ 601)
Leica M-D (Typ 262)
  • $3802
  • 35mm
  • Rear display
  • Focus peaking
  • $5995
  • 35mm

Compare Leica SL (Typ 601) vs Leica M-D (Typ 262)

OM System OM-1
Leica M-D (Typ 262)
  • $2200
  • 4/3
  • Rear display
  • Lens selection
  • $5995
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare OM System OM-1 vs Leica M-D (Typ 262)

Compared to Sony A9

Leica SL (Typ 601)
Sony A9
  • $3802
  • 35mm
  • Built-in GPS
  • Top deck display
  • $2995
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization

Compare Leica SL (Typ 601) vs Sony A9

OM System OM-1
Sony A9
  • $2200
  • 4/3
  • Lens selection
  • Tilt-swivel screen
  • $2995
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare OM System OM-1 vs Sony A9

Compared to Panasonic G95

Leica SL (Typ 601)
Panasonic G95
  • $3802
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $848
  • 4/3
  • Less expensive
  • Tilt-swivel screen

Compare Leica SL (Typ 601) vs Panasonic G95

OM System OM-1
Panasonic G95
  • $2200
  • 4/3
  • High resolution composite
  • On-sensor phase detect
  • $848
  • 4/3
  • In-camera panoramas
  • Built-in Bluetooth

Compare OM System OM-1 vs Panasonic G95

Compared to Olympus E-M1 Mark III

Leica SL (Typ 601)
Olympus E-M1 Mark III
  • $3802
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $1649
  • 4/3
  • Less expensive
  • Tilt-swivel screen

Compare Leica SL (Typ 601) vs Olympus E-M1 Mark III

OM System OM-1
Olympus E-M1 Mark III
  • $2200
  • 4/3
  • Newer
  • Higher-res screen
  • $1649
  • 4/3

Compare OM System OM-1 vs Olympus E-M1 Mark III

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