• APS-C 368.2mm2
  • 16.2 megapixels
  • ISO 100 - 6400
  • APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400

Buy From

Advantages

Nikon D5100 over Canon T3i

  • Larger sensor
    APS-C vs APS-C
    More sensor area. Bigger is (generally) better.
  • Fast startup
    0.50 vs 1.50 sec
    Faster startup lets you catch the moment
  • Bigger JPEG buffer
    Unlimited vs 11 shots
    Take more JPEG shots before waiting (single-shot mode)
  • Bigger RAW buffer
    Unlimited vs 6 shots
    Larger buffer for RAW shots (single-shot mode)
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Canon T3i over Nikon D5100

  • 60p
    Yes vs No
    A faster framerate can give you more editing options
  • Faster RAW shooting
    2.2 fps vs 1.3 fps
    Faster RAW shooting in single-shot mode
  • Faster JPEG shooting
    2.3 fps vs 1.4 fps
    Faster JPEG shooting (single-shot mode)
  • Kit lens zoom ratio
    7.5x vs 3.0x
    Zooming is easier than walking

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.

  • Excellent image quality; Good grip; Full HD video recording; Swiveling LCD; Very fast autofocus; HDMI output.

  • Slow frame rate for sports shooting; Tendency to overexpose in bright sunlight; Live View AF is slow; No microfocus adjustment.

The Competition

Compared to Nikon D7000

Nikon D5100
Nikon D7000
  • $590
  • APS-C
  • Tiltable Screen
  • Lighter weight
  • $886
  • APS-C
  • More cross-type AF points
  • Dual card slots
Canon T3i
Nikon D7000
  • $499
  • APS-C
  • Tiltable Screen
  • 60p
  • $886
  • APS-C
  • Larger sensor
  • Fast startup

Compared to Sony A58

Nikon D5100
Sony A58
  • $590
  • APS-C
  • Lens selection
  • Fast startup
  • $448
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
Canon T3i
Sony A58
  • $499
  • APS-C
  • Lens selection
  • 60p
  • $448
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Canon T5i

Nikon D5100
Canon T5i
  • $590
  • APS-C
  • Larger sensor
  • Fast startup
  • $599
  • APS-C
  • Touchscreen
  • On-sensor phase detect
Canon T3i
Canon T5i
  • $499
  • APS-C
  • Kit lens zoom ratio
  • $599
  • APS-C
  • Fast startup
  • Touchscreen

Compared to Pentax K-50

Nikon D5100
Pentax K-50
  • $590
  • APS-C
  • Tiltable Screen
  • External Mic
  • $397
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
Canon T3i
Pentax K-50
  • $499
  • APS-C
  • Tiltable Screen
  • External Mic
  • $397
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Pentax K-500

Nikon D5100
Pentax K-500
  • $590
  • APS-C
  • Tiltable Screen
  • External Mic
  • $499
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
Canon T3i
Pentax K-500
  • $499
  • APS-C
  • Tiltable Screen
  • External Mic
  • $499
  • APS-C
  • Focus peaking
  • Larger sensor
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