Nikon D5100 vs Olympus OM-D E-M5
General | Nikon D5100 | Olympus OM-D E-M5 | |||
| Brand |  | Nikon | Olympus | ||
|---|---|---|---|---|---|
| Lowest price | | $574.00 | $519.95 | ||
| Announced | | April 2011 | February 2012 | ||
Sensor | |||||
| Type | | CMOS | LIVEMOS | ||
| Crop factor | | 1.5x | 2.1x | ||
| Megapixels | | 16.1 MP | 15.9 MP | ||
| Light sensitivity | | 6,400 ISO | 25,600 ISO | ||
| Light sensitivity (boost) | | 25,600 ISO | Unknown | ||
| Sensor cleaning | | Yes | Yes | ||
Sensor (Advanced) | |||||
| True resolution | | 16.1 MP | 15.9 MP | ||
| Native resolution | | 4928 × 3264 | 4608 × 3456 | ||
| Pixel size | | 22.9 µm² | 14.1 µm² | ||
Screen | |||||
| Type | | LCD | OLED | ||
| Size | | 3" | 3" | ||
| Resolution | | 920k dots | 610k dots | ||
| Touch screen | | No | Yes | ||
| Flips out | | Yes | Yes | ||
| Live view | | Yes | Yes | ||
Lenses | |||||
| Lens availability | | 230 lenses | 108 lenses | ||
| Lens mount | | Nikon F | Micro Four Thirds | ||
Form factor | |||||
| Size | | 127×97×79 mm | 122×89×43 mm | ||
| Depth | | 3.1" | 1.7" | ||
| Weight | | 560 g | 425 g | ||
| Interchangeable lenses | | Yes | Yes | ||
| Waterproof | | No | No | ||
| Weather sealed | | No | Yes | ||
| Built-in focus motor | | No | No | ||
Viewfinder | |||||
| Type | | Pentamirror | Digital | ||
| Viewfinder size | | 0.51x | 0.44x | ||
| Coverage | | 95% | 100% | ||
Movies | |||||
| Format | | 1080p @ 30fps | 1080p @ 60fps | ||
| Supports 24p | | Yes | No | ||
| High-speed framerate | | None | None | ||
| External mic jack | | Yes | Yes | ||
| Autofocus | | Contrast detection | Contrast detection | ||
| Continuous focus | | Yes | Yes | ||
| All formats | |
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Features | |||||
| Panorama | | No | No | ||
| HDR | | Yes | No | ||
| 3D | | No | Yes | ||
| Image stabilization | | None |
| ||
| Supports RAW | | Yes | Yes | ||
| GPS | | No | No | ||
Performance | |||||
| Startup delay | | 500 ms | 1100 ms | ||
| Shutter lag | | 273 ms | 277 ms | ||
| Battery life | | 660 shots | 500 shots | ||
| Continuous shooting | | 4 fps | 9 fps | ||
Focus system | |||||
| Autofocus | | Phase detection | Contrast detection | ||
| Focus points | | 11 | 35 | ||
| Cross type focus points | | 1 | Unknown | ||
Shutter | |||||
| Max | | 1/4000s | 1/4000s | ||
| Min | | 30s | 60s | ||
Flash | |||||
| Built-in flash | | Yes | No | ||
| Popup | | Yes | n/a | ||
| External connection | | Yes | Yes | ||
Storage | |||||
| Storage slots | | 1 | 1 | ||
| Supported formats | |
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DXO Mark Scores | |||||
| Image quality | | 80.0 | 71.0 | ||
| Color depth | | 23.5 bits | 22.8 bits | ||
| Dynamic range | | 13.6 EV | 12.3 EV | ||
| Low light performance | | 1,183 ISO | 826 ISO | ||
 D5100 Nikon  Report a correction |  OM-D E-M5 Olympus Report a correction | ||||