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differences
Advantages of the Nikon D3100
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Yes vs No
205 lenses vs 123 lenses
124x96x73 mm vs 137x104x84 mm
400 ms vs 800 ms
2.9" vs 3.3"
279 ms vs 295 ms
505 g vs 599 g
 | Learn more about the Nikon D3100 |
Advantages of the Sony DSLR-A580
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921k dots vs 230k dots
80.0 vs 67.0
13.3 EV vs 11.3 EV
Yes vs No
1,121 ISO vs 919 ISO
7 fps vs 3 fps
Sensor shift vs None
Yes vs No
Yes vs No
1050 shots vs 550 shots
Yes vs No
Yes vs No
23.8 bits vs 22.5 bits
1080p @ 30fps vs 1080p @ 24fps
2 vs 1
16 MP vs 14.2 MP
12,800 ISO vs 3,200 ISO
25,600 ISO vs 12,800 ISO
3 vs 1
15 vs 11
0.52x vs 0.51x
 | Learn more about the Sony DSLR-A580 |
recommendations
Which camera do we recommend? Relative to the best recent entry-level DSLRs, and ignoring price
similarities
Compared to recent entry-level DSLRs
Common Strengths
Snapsort is not aware of any interesting strengths shared by these two products.
Common Weaknesses
 | Slow max shutter speed |
| 1/4000 of a second |
| Below average viewfinder coverage |
| 95% |
| Capture low resolution images | |||
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| Few cross-type focus points | |||
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| Significant shutter lag | |||
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| Below average viewfinder size | |||
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 | Neither is weather sealed |
| Need to shelter it from weather |
 | No touchscreens |
| More buttons |
| Full HD (1080p) video | |||
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competitors
Shared Competitors
Advantages
Disadvantages
Nikon D3200
Entry-level DSLR
$309 - $527 body only
$443 - $447 with 18-55mm lens
| Takes much higher resolution photos |
| Is thicker |
Canon EOS Rebel T5
Entry-level DSLR
$449 - $450 with 18-55mm lens
| Takes slightly higher resolution photos |
 | Is slightly more expensive |
| Is thicker |
Nikon D5100
Entry-level DSLR
$349 - $360 body only
$409 - $490 with 18-55mm lens
| Is slightly more expensive |
| Is thicker |
Canon Rebel T3i
Entry-level DSLR
$499 - $550 body only
$550 - $600 with 18-55mm lens
| Has a slightly higher resolution screen |
| Takes slightly higher resolution photos |
| Is significantly more expensive |
| Is thicker |
Nikon D3300
Entry-level DSLR
$397 body only
$460 - $497 with 18-55mm lens
| Is slightly less noisy at high ISO |
| Records higher quality movies |
| Is slightly more expensive |
| Is thicker |
Nikon D5200
Entry-level DSLR
$480 - $547 body only
$480 - $647 with 18-55mm lens
| Is slightly less noisy at high ISO |
| Records higher quality movies |
| Is significantly more expensive |
| Is thicker |
Nikon D7000
Entry-level DSLR
$615 body only
$600 - $1,025 with 18-55mm lens
| Significantly larger viewfinder |
| Has a weather sealed body |
| Is significantly more expensive |
| Is thicker |
Nikon D3100 Competitors
Advantages
Disadvantages
Canon Rebel T3
Entry-level DSLR
$349 - $380 body only
$389 - $399 with 18-55mm lens
| Longer battery life |
| Larger viewfinder |
| Lower resolution movies |
 | Much smaller screen |
Nikon D90
Entry-level DSLR
$640 body only
$900 with 18-55mm lens
| Much higher resolution screen |
| More dynamic range |
| Lower resolution movies |
 | Lacks video autofocus |
Sony Alpha DSLR-A580 Competitors
Advantages
Disadvantages
Sony SLT A58
Entry-level DSLR
$448 with 18-55mm lens
| Much larger viewfinder |
| Supports 24p |
| Significantly more noise at high ISO |
| Doesn't take 3D photos |
Sony SLT A77
Pro DSLR
$1,256 with 18-55mm lens
| Much larger viewfinder |
| Lower frame rate movies |
| Significantly more noise at high ISO |
| Much more startup delay |
Sony Alpha DSLR-A700
Entry-level DSLR
| Significantly larger viewfinder |
| Significantly less shutter lag |
| Does not take movies |
| Much more noise at high ISO |
appearance
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discussion
D3100
Nikon
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Sony
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