Canon A2100 IS vs Nikon D3100
92 Imaging
34 Features
20 Overall
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68 Imaging
53 Features
59 Overall
55
Canon A2100 IS vs Nikon D3100 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 1600
- Optical Image Stabilization
- 640 x 480 video
- 36-216mm (F3.2-5.9) lens
- 185g - 102 x 64 x 32mm
- Launched February 2009
(Full Review)
- 14MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 3200 (Bump to 12800)
- 1920 x 1080 video
- Nikon F Mount
- 505g - 124 x 96 x 75mm
- Launched December 2010
- Previous Model is Nikon D3000
- Replacement is Nikon D3200

Canon A2100 IS vs Nikon D3100 Overview
The following is a in-depth assessment of the Canon A2100 IS vs Nikon D3100, former is a Small Sensor Compact while the latter is a Entry-Level DSLR by manufacturers Canon and Nikon. The image resolution of the A2100 IS (12MP) and the D3100 (14MP) is pretty comparable but the A2100 IS (1/2.3") and D3100 (APS-C) posses totally different sensor sizing.

The A2100 IS was unveiled 22 months before the D3100 which makes them a generation away from one another. Each of the cameras feature different body design with the Canon A2100 IS being a Compact camera and the Nikon D3100 being a Compact SLR camera.
Before we go right into a in depth comparison, here is a quick summation of how the A2100 IS matches up versus the D3100 with respect to portability, imaging, features and an overall mark.

Canon A2100 IS vs Nikon D3100 Gallery
The following is a preview of the gallery images for Canon PowerShot A2100 IS & Nikon D3100. The full galleries are provided at Canon A2100 IS Gallery & Nikon D3100 Gallery.
Reasons to pick Canon A2100 IS over the Nikon D3100
A2100 IS | D3100 |
---|
Reasons to pick Nikon D3100 over the Canon A2100 IS
D3100 | A2100 IS | |||
---|---|---|---|---|
Launched | December 2010 | ![]() | February 2009 | Newer by 22 months |
Manual focus | ![]() | Very precise focus |
Common features in the Canon A2100 IS and Nikon D3100
A2100 IS | D3100 | |||
---|---|---|---|---|
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen size | 3" | ![]() | 3" | Same screen measurement |
Screen resolution | 230k | ![]() | 230k | Exact same screen resolution |
Selfie screen | ![]() | Neither includes selfie screen | ||
Touch friendly screen | ![]() | Lack of Touch friendly screen |
Canon A2100 IS vs Nikon D3100 Physical Comparison
For anybody who is intending to travel with your camera, you are going to need to take into account its weight and size. The Canon A2100 IS features outer measurements of 102mm x 64mm x 32mm (4.0" x 2.5" x 1.3") having a weight of 185 grams (0.41 lbs) and the Nikon D3100 has specifications of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") along with a weight of 505 grams (1.11 lbs).
Look at the Canon A2100 IS vs Nikon D3100 in our completely new Camera & Lens Size Comparison Tool.
Take into consideration, the weight of an ILC will change depending on the lens you use during that time. Following is a front view overall size comparison of the A2100 IS versus the D3100.

Taking into account dimensions and weight, the portability rating of the A2100 IS and D3100 is 92 and 68 respectively.

Canon A2100 IS vs Nikon D3100 Sensor Comparison
Quite often, it is very difficult to envision the difference in sensor dimensions merely by seeing specs. The picture underneath will help provide you a more clear sense of the sensor sizing in the A2100 IS and D3100.
All in all, both cameras feature different resolutions and different sensor dimensions. The A2100 IS using its smaller sensor will make achieving shallow depth of field harder and the Nikon D3100 will produce extra detail having an extra 2MP. Higher resolution will enable you to crop shots way more aggressively. The more aged A2100 IS will be disadvantaged with regard to sensor technology.

Canon A2100 IS vs Nikon D3100 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Canon A2100 IS vs Nikon D3100 Specifications
Canon PowerShot A2100 IS | Nikon D3100 | |
---|---|---|
General Information | ||
Company | Canon | Nikon |
Model type | Canon PowerShot A2100 IS | Nikon D3100 |
Type | Small Sensor Compact | Entry-Level DSLR |
Launched | 2009-02-18 | 2010-12-21 |
Body design | Compact | Compact SLR |
Sensor Information | ||
Processor | - | Expeed 2 |
Sensor type | CCD | CMOS |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.17 x 4.55mm | 23.1 x 15.4mm |
Sensor surface area | 28.1mm² | 355.7mm² |
Sensor resolution | 12 megapixel | 14 megapixel |
Anti alias filter | ||
Aspect ratio | 4:3 and 16:9 | 3:2 |
Highest resolution | 4000 x 3000 | 4608 x 3072 |
Highest native ISO | 1600 | 3200 |
Highest boosted ISO | - | 12800 |
Min native ISO | 80 | 100 |
RAW images | ||
Autofocusing | ||
Manual focusing | ||
Touch to focus | ||
AF continuous | ||
Single AF | ||
Tracking AF | ||
AF selectice | ||
AF center weighted | ||
Multi area AF | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | 9 | 11 |
Cross type focus points | - | 1 |
Lens | ||
Lens mount type | fixed lens | Nikon F |
Lens zoom range | 36-216mm (6.0x) | - |
Maximal aperture | f/3.2-5.9 | - |
Macro focusing range | 1cm | - |
Available lenses | - | 309 |
Crop factor | 5.8 | 1.6 |
Screen | ||
Range of screen | Fixed Type | Fixed Type |
Screen diagonal | 3 inch | 3 inch |
Screen resolution | 230k dot | 230k dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Screen tech | - | TFT LCD monitor |
Viewfinder Information | ||
Viewfinder type | None | Optical (pentamirror) |
Viewfinder coverage | - | 95 percent |
Viewfinder magnification | - | 0.53x |
Features | ||
Lowest shutter speed | 15s | 30s |
Highest shutter speed | 1/1600s | 1/4000s |
Continuous shooting speed | 1.0fps | 3.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | - | Yes |
Custom WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 3.50 m | 12.00 m (at ISO 100) |
Flash settings | Auto, Fill-in, Red-Eye reduction, Slow Sync, Off | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain |
External flash | ||
AE bracketing | ||
WB bracketing | ||
Highest flash sync | - | 1/200s |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 640 x 480 (30 fps), 320 x 240 (30 fps) | 1920 x 1080 (24 fps), 1280 x 720 (30, 25, 24 fps), 640 x 424 (24 fps) |
Highest video resolution | 640x480 | 1920x1080 |
Video format | Motion JPEG | MPEG-4 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | Optional |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 185 grams (0.41 lbs) | 505 grams (1.11 lbs) |
Physical dimensions | 102 x 64 x 32mm (4.0" x 2.5" x 1.3") | 124 x 96 x 75mm (4.9" x 3.8" x 3.0") |
DXO scores | ||
DXO All around rating | not tested | 67 |
DXO Color Depth rating | not tested | 22.5 |
DXO Dynamic range rating | not tested | 11.3 |
DXO Low light rating | not tested | 919 |
Other | ||
Battery life | - | 550 shots |
Style of battery | - | Battery Pack |
Battery ID | 2 x AA | EN-EL14 |
Self timer | Yes (2, 10, Custom, Face) | Yes |
Time lapse recording | ||
Storage media | SD/SDHC/MMC/MMCplus/HD MMCplus | SD/SDHC/SDXC |
Storage slots | One | One |
Cost at launch | $220 | $565 |