• APS-C 368.2mm2
  • 16.2 megapixels
  • ISO 100 - 6400
  • APS-C 369.7mm2
  • 16.2 megapixels
  • 28.00mm (35mm eq.)

Buy From

Differences

Nikon D5100 advantages over Ricoh GR

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Fast startup
    ~0.50 vs 1.6 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    1,183 vs 972 iso
    Take photos in low light with less noise
  • Longer stills battery life
    More info 660 vs 290 shots
    Capture more photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Bigger RAW buffer
    13 vs 4 shots
    Larger buffer for RAW shots (burst mode)

Ricoh GR advantages over Nikon D5100

  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    34 mm vs 79 mm
    Thinner
  • Higher max flash sync
    1/4000 vs 1/200 sec
    Reduce the effect of ambient light in flash shots
  • More dots on screen
    1229k vs 922k dots
    Can mean greater resolution or a brighter screen
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    300 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 100 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    6.1 fps vs 4.0 fps
    Faster RAW shooting in burst mode

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • 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
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • 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
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Review Excerpt

  • Side-mounted tilt / swivel LCD screen; same sensor and processing as the Nikon D7000; good speed and battery life; in-camera HDR and filter effects; Full HD video capture with aperture control; audio levels control and external microphone jack.

  • AF-S lens mount doesn't offer autofocus with screw-drive lenses; popup flash isn't the greatest; no built-in wireless flash control; HDR function doesn't microalign source images.

  • The most compact APS-C camera on the market; Bright, sharp 28mm f/2.8 prime lens with almost no distortion; Excellent image quality; Extremely customizable; Fast autofocus; Strong built-in flash plus hot shoe.

  • Fixed prime lens is not for everybody; Crowded and small controls; Burst performance is limited; Muted colors and cool white balance; Has issues with moire and false color.

The Competition

Compared to Sony A55

Nikon D5100
Sony A55
  • $650
  • APS-C
  • Lens selection
  • Tilt-swivel screen
  • $734
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
Ricoh GR
Sony A55
  • $799
  • APS-C
  • Higher effective ISO
  • Integrated ND filter
  • $734
  • APS-C
  • Eye-level viewfinder
  • In-Camera Image Stabilization

Compared to Sony A33

Nikon D5100
Sony A33
  • $650
  • APS-C
  • Lens selection
  • Tilt-swivel screen
  • $540
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
Ricoh GR
Sony A33
  • $799
  • APS-C
  • Higher effective ISO
  • Integrated ND filter
  • $540
  • APS-C
  • Eye-level viewfinder
  • In-Camera Image Stabilization

Compared to Sony A57

Nikon D5100
Sony A57
  • $650
  • APS-C
  • Lens selection
  • Tilt-swivel screen
  • $800
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
Ricoh GR
Sony A57
  • $799
  • APS-C
  • Higher effective ISO
  • Integrated ND filter
  • $800
  • APS-C
  • Focus peaking
  • Eye-level viewfinder

Compared to Nikon Coolpix A

Nikon D5100
Nikon Coolpix A
  • $650
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1097
  • APS-C
  • Thinner
  • Higher max flash sync
Ricoh GR
Nikon Coolpix A
  • $799
  • APS-C
  • Less expensive
  • Longer stills battery life
  • $1097
  • APS-C
  • Higher effective ISO
  • Bigger RAW buffer

Compared to Ricoh GR II

Nikon D5100
Ricoh GR II
  • $650
  • APS-C
  • Tilt-swivel screen
  • Eye-level viewfinder
  • $538
  • APS-C
  • Built-in Wi-Fi
  • NFC
Ricoh GR
Ricoh GR II
  • $799
  • APS-C
  • $538
  • APS-C
  • Built-in Wi-Fi
  • NFC
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