Nikon D3100 vs Ricoh WG-20

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Nikon D3100 vs Ricoh WG-20

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APS-C 355.7mm²
14.2 megapixels
ISO 100 - 3200

Go in depth with our full Nikon D3100 Review.
See real-world photos taken with the D3100.

1/2.3 inch 28.1mm²
14.0 megapixels
28.00mm - 140.00mm (35mm eq.)

Go in depth with our full Ricoh WG-20 Review.

Succeeded by the Nikon D3200
Compare D3100 vs D3200

Succeeded by the Ricoh WG-30
Compare WG-20 vs WG-30

Compare NIKON D3200 vs RICOH WG-30

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Differences

Nikon D3100 advantages over Ricoh WG-20

Larger sensor
APS-C vs 1/2.3 inch
More sensor area. Bigger is (generally) better.
Eye-level viewfinder
Eye-level vs Rear display only
You'll be able to frame photos even when the sun is out
Bigger pixels
~ 5.01 vs 1.44 microns
Better low-light and dynamic range (all else equal)
RAW file ability
Yes vs No
Gives you more flexibility to develop your photos later
Longer stills battery life
More info

Longer stills battery life

Cameras with longer battery life can take more photos before exhausting their batteries.

Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

550 vs 260 shots
Capture more photos
Shoots 24p video
Yes vs No
Gives your movies a big-screen feel
Hot shoe
Hot shoe vs None
Off-camera flashes open new possibilities
Shoots 1080p video
Yes vs No
You'll want this if you shoot video
Longer exposure
30 vs 4 sec
Long exposures for night shots
Bulb shutter
Bulb vs No bulb
Hold the shutter open manually for long exposures
Faster JPEG shooting
2.9 fps vs 0.7 fps
Faster JPEG shooting (burst mode)
Faster shutter
1/4000 vs 1/1500 sec
Shoot wide open in bright light
Higher extended ISO
12800 vs 6400 ISO
Higher extended ISO can give more low-light flexibility

Ricoh WG-20 advantages over Nikon D3100

Less expensive
$200 vs $700 (MSRP)
Save money for lenses or accessories
Waterproof
Yes vs No
Take photos underwater without destroying your camera!
In-Camera Image Stabilization
Yes vs No
Reduces the effects of camera shake at slower shutter speeds
Thinner
28 mm vs 74 mm
Thinner
Bigger JPEG buffer
Unlimited vs 100 shots
Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

Rear display
Both provide
Review photos on the back of the camera
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

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
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
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
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

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Buy the Nikon D3100

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Buy the Ricoh WG-20

Review Excerpt

Read our Nikon D3100 Full Review

We haven’t reviewed the Ricoh WG-20.
Read our Ricoh WG-20 Preview

The Competition

Compared to Sony DSLR-A380

Nikon D3100

Sony DSLR-A380

$700
APS-C

Lens selection
Less expensive

$849
APS-C

In-Camera Image Stabilization
Tiltable Screen

Compare Nikon D3100 vs Sony DSLR-A380

Ricoh WG-20

Sony DSLR-A380

$200
1/2.3 inch

Less expensive
Waterproof

$849
APS-C

Larger sensor
Eye-level viewfinder

Compare Ricoh WG-20 vs Sony DSLR-A380

Compared to Sony A33

Nikon D3100

Sony A33

$700
APS-C

Lens selection
Fast startup

$540
APS-C

In-Camera Image Stabilization
In-camera panoramas

Compare Nikon D3100 vs Sony A33

Ricoh WG-20

Sony A33

$200
1/2.3 inch

Less expensive
Waterproof

$540
APS-C

Larger sensor
Eye-level viewfinder

Compare Ricoh WG-20 vs Sony A33

Compared to Pentax K-r

Nikon D3100

Pentax K-r

$700
APS-C

Less expensive
Higher effective ISO

$850
APS-C

In-Camera Image Stabilization
Fast startup

Compare Nikon D3100 vs Pentax K-r

Ricoh WG-20

Pentax K-r

$200
1/2.3 inch

Less expensive
Waterproof

$850
APS-C

Larger sensor
Eye-level viewfinder

Compare Ricoh WG-20 vs Pentax K-r

Compared to Pentax WG-10

Nikon D3100

Pentax WG-10

$700
APS-C

Larger sensor
Eye-level viewfinder

$180
1/2.3 inch

Less expensive
Waterproof

Compare Nikon D3100 vs Pentax WG-10

Ricoh WG-20

Pentax WG-10

$200
1/2.3 inch

$180
1/2.3 inch

Compare Ricoh WG-20 vs Pentax WG-10

Compared to Fujifilm AX650

Nikon D3100

Fujifilm AX650

$700
APS-C

Larger sensor
Eye-level viewfinder

$115
1/2.3 inch

Less expensive
Thinner

Compare Nikon D3100 vs Fujifilm AX650

Ricoh WG-20

Fujifilm AX650

$200
1/2.3 inch

Waterproof
In-Camera Image Stabilization

$115
1/2.3 inch

Less expensive
More telephoto lens reach

Compare Ricoh WG-20 vs Fujifilm AX650

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