Olympus E-420 vs Sony A57
77 Imaging
44 Features
36 Overall
40
64 Imaging
57 Features
85 Overall
68
Olympus E-420 vs Sony A57 Key Specs
(Full Review)
- 10MP - Four Thirds Sensor
- 2.7" Fixed Screen
- ISO 100 - 1600
- No Video
- Micro Four Thirds Mount
- 426g - 130 x 91 x 53mm
- Announced June 2008
- Previous Model is Olympus E-410
(Full Review)
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Here is a complete comparison of the Olympus E-420 versus Sony A57, both Entry-Level DSLR digital cameras by rivals Olympus and Sony. There exists a big gap between the sensor resolutions of the E-420 (10MP) and A57 (16MP) and the E-420 (Four Thirds) and A57 (APS-C) enjoy different sensor dimensions.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe E-420 was released 5 years before the A57 and that is quite a big gap as far as technology is concerned. Each of the cameras come with the identical body type (Compact SLR).
Before delving straight into a in-depth comparison, below is a concise highlight of how the E-420 matches up against the A57 with regards to portability, imaging, features and an overall rating.
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The following is a sample of the gallery pictures for Olympus E-420 and Sony SLT-A57. The complete galleries are provided at Olympus E-420 Gallery and Sony A57 Gallery.
Reasons to pick Olympus E-420 over the Sony A57
| E-420 | A57 |
|---|
Reasons to pick Sony A57 over the Olympus E-420
| A57 | E-420 | |||
|---|---|---|---|---|
| Announced | September 2012 |  | June 2008 | Fresher by 51 months |
| Display type | Fully Articulated |  | Fixed | Fully Articulating display |
| Display dimension | 3" |  | 2.7" | Larger display (+0.3") |
| Display resolution | 921k |  | 230k | Sharper display (+691k dot) |
| Selfie screen |  | Easy selfies |
Common features in the Olympus E-420 and Sony A57
| E-420 | A57 | |||
|---|---|---|---|---|
| Manually focus |  | More precise focusing | ||
| Touch display |  | Neither has Touch display |
Olympus E-420 vs Sony A57 Physical Comparison
For anybody who is aiming to carry your camera regularly, you will have to factor its weight and dimensions. The Olympus E-420 has outer measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") having a weight of 426 grams (0.94 lbs) while the Sony A57 has dimensions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") having a weight of 618 grams (1.36 lbs).
Look at the Olympus E-420 versus Sony A57 in the all new Camera with Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you have during that time. Below is the front view dimension comparison of the E-420 and the A57.
Considering dimensions and weight, the portability grade of the E-420 and A57 is 77 and 64 respectively.
Olympus E-420 vs Sony A57 Sensor Comparison
Quite often, it's difficult to imagine the difference between sensor sizing purely by reading specifications. The photograph below will give you a much better sense of the sensor measurements in the E-420 and A57.
Plainly, both the cameras have got different megapixel count and different sensor sizing. The E-420 featuring a tinier sensor is going to make shooting shallower DOF more challenging and the Sony A57 will offer extra detail as a result of its extra 6 Megapixels. Greater resolution will also let you crop pics much more aggressively. The older E-420 is going to be disadvantaged with regard to sensor tech.
Olympus E-420 vs Sony A57 Screen and ViewFinder
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Olympus E-420 vs Sony A57 Specifications
| Olympus E-420 | Sony SLT-A57 | |
|---|---|---|
| General Information | ||
| Brand | Olympus | Sony |
| Model | Olympus E-420 | Sony SLT-A57 |
| Class | Entry-Level DSLR | Entry-Level DSLR |
| Announced | 2008-06-23 | 2012-09-13 |
| Physical type | Compact SLR | Compact SLR |
| Sensor Information | ||
| Processor | TruePic III | - |
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor measurements | 17.3 x 13mm | 23.5 x 15.6mm |
| Sensor area | 224.9mm² | 366.6mm² |
| Sensor resolution | 10 megapixel | 16 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 3:2 and 16:9 |
| Peak resolution | 3648 x 2736 | 4912 x 3264 |
| Highest native ISO | 1600 | 16000 |
| Highest enhanced ISO | - | 25600 |
| Lowest native ISO | 100 | 100 |
| RAW images | ||
| Autofocusing | ||
| Manual focus | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Number of focus points | 3 | 15 |
| Cross focus points | - | 3 |
| Lens | ||
| Lens mount | Micro Four Thirds | Sony/Minolta Alpha |
| Available lenses | 45 | 143 |
| Focal length multiplier | 2.1 | 1.5 |
| Screen | ||
| Type of screen | Fixed Type | Fully Articulated |
| Screen size | 2.7" | 3" |
| Resolution of screen | 230k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Screen tech | - | Xtra Fine TFT drive with TruBlack technology |
| Viewfinder Information | ||
| Viewfinder | Optical (pentamirror) | Electronic |
| Viewfinder resolution | - | 1,440k dots |
| Viewfinder coverage | 95 percent | 100 percent |
| Viewfinder magnification | 0.46x | 0.7x |
| Features | ||
| Min shutter speed | 60s | 30s |
| Max shutter speed | 1/4000s | 1/4000s |
| Continuous shutter rate | 4.0fps | 12.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 12.00 m (at ISO 100) | 10.00 m (@ ISO 100) |
| Flash settings | Auto, Auto FP, Manual, Red-Eye | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Max flash synchronize | 1/180s | 1/160s |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | - | 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) |
| Highest video resolution | None | 1920x1080 |
| Video file format | - | MPEG-4, AVCHD, H.264 |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 426 gr (0.94 pounds) | 618 gr (1.36 pounds) |
| Dimensions | 130 x 91 x 53mm (5.1" x 3.6" x 2.1") | 132 x 98 x 81mm (5.2" x 3.9" x 3.2") |
| DXO scores | ||
| DXO Overall score | 56 | 75 |
| DXO Color Depth score | 21.5 | 23.4 |
| DXO Dynamic range score | 10.4 | 13.0 |
| DXO Low light score | 527 | 785 |
| Other | ||
| Battery life | 500 photographs | 550 photographs |
| Battery style | Battery Pack | Battery Pack |
| Battery model | - | NP-FM500H |
| Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | Compact Flash (Type I or II), xD Picture Card | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Card slots | Single | Single |
| Price at release | $999 | $1,000 |