OM System OM-1 vs Sony A3000
65 Imaging
62 Features
96 Overall
75
69 Imaging
61 Features
54 Overall
58
OM System OM-1 vs Sony A3000 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3.00" Fully Articulated Display
- ISO 200 - 25600 (Bump to 102400)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 599g - 135 x 92 x 73mm
- Launched February 2022
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 16000
- 1920 x 1080 video
- Sony E Mount
- 411g - 128 x 91 x 85mm
- Announced August 2013
- New Model is Sony a3500
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Let's look more closely at the OM System OM-1 versus Sony A3000, former being a Pro Mirrorless while the other is a Entry-Level Mirrorless by brands Olympus and Sony. The sensor resolution of the OM System OM-1 (20MP) and the A3000 (20MP) is very close but the OM System OM-1 (Four Thirds) and A3000 (APS-C) have totally different sensor sizes.
Photobucket discusses licensing 13 billion images with AI firmsThe OM System OM-1 was announced 8 years later than the A3000 and that is a fairly sizable difference as far as camera tech is concerned. Each of these cameras feature the same body design (SLR-style mirrorless).
Before delving straight to a complete comparison, here is a brief summation of how the OM System OM-1 matches up versus the A3000 with regards to portability, imaging, features and an overall grade.
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Following is a sample of the gallery pics for OM System OM-1 & Sony Alpha A3000. The whole galleries are viewable at OM System OM-1 Gallery & Sony A3000 Gallery.
Reasons to pick OM System OM-1 over the Sony A3000
| OM System OM-1 | A3000 | |||
|---|---|---|---|---|
| Announced | February 2022 | August 2013 | More recent by 104 months | |
| Display type | Fully Articulated | Fixed | Fully Articulating display | |
| Display resolution | 1620k | 230k | Clearer display (+1390k dot) | |
| Selfie screen | Take selfies | |||
| Touch friendly display | Easily navigate |
Reasons to pick Sony A3000 over the OM System OM-1
| A3000 | OM System OM-1 |
|---|
Common features in the OM System OM-1 and Sony A3000
| OM System OM-1 | A3000 | |||
|---|---|---|---|---|
| Focus manually | Very accurate focus | |||
| Display size | 3.00" | 3" | Same display dimensions |
OM System OM-1 vs Sony A3000 Physical Comparison
When you are intending to lug around your camera often, you will have to consider its weight and proportions. The OM System OM-1 enjoys outside dimensions of 135mm x 92mm x 73mm (5.3" x 3.6" x 2.9") with a weight of 599 grams (1.32 lbs) whilst the Sony A3000 has measurements of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") having a weight of 411 grams (0.91 lbs).
Analyze the OM System OM-1 versus Sony A3000 in our newest Camera & Lens Size Comparison Tool.
Don't forget, the weight of an ILC will change based on the lens you use at that time. The following is a front view proportions comparison of the OM System OM-1 and the A3000.

Looking at size and weight, the portability rating of the OM System OM-1 and A3000 is 65 and 69 respectively.
OM System OM-1 vs Sony A3000 Sensor Comparison
Often, it is very hard to see the contrast in sensor measurements just by researching a spec sheet. The graphic underneath will offer you a stronger sense of the sensor sizes in the OM System OM-1 and A3000.
Clearly, each of the cameras feature the identical resolution but not the same sensor measurements. The OM System OM-1 contains the smaller sensor which will make obtaining shallow depth of field trickier. The newer OM System OM-1 is going to have an advantage in sensor tech.
OM System OM-1 vs Sony A3000 Screen and ViewFinder
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OM System OM-1 vs Sony A3000 Specifications
| OM System OM-1 | Sony Alpha A3000 | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Sony |
| Model | OM System OM-1 | Sony Alpha A3000 |
| Category | Pro Mirrorless | Entry-Level Mirrorless |
| Launched | 2022-02-15 | 2013-08-27 |
| Body design | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Powered by | - | BIONZ image |
| Sensor type | Stacked BSI Live MOS Sensor | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor dimensions | 17.4 x 13mm | 23.5 x 15.6mm |
| Sensor surface area | 226.2mm² | 366.6mm² |
| Sensor resolution | 20 megapixels | 20 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 3:2 and 16:9 |
| Highest resolution | 5184 x 3888 | 5456 x 3632 |
| Highest native ISO | 25600 | 16000 |
| Highest boosted ISO | 102400 | - |
| Lowest native ISO | 200 | 100 |
| RAW data | ||
| Lowest boosted ISO | 80 | - |
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 1053 | 25 |
| Cross focus points | 1053 | - |
| Lens | ||
| Lens mount | Micro Four Thirds | Sony E |
| Number of lenses | 118 | 121 |
| Focal length multiplier | 2.1 | 1.5 |
| Screen | ||
| Range of display | Fully Articulated | Fixed Type |
| Display size | 3.00" | 3" |
| Resolution of display | 1,620k dot | 230k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Display technology | - | TFT LCD |
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic |
| Viewfinder resolution | 5,760k dot | - |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.83x | 0.47x |
| Features | ||
| Slowest shutter speed | 60 seconds | 30 seconds |
| Maximum shutter speed | 1/8000 seconds | 1/4000 seconds |
| Maximum quiet shutter speed | 1/32000 seconds | - |
| Continuous shooting speed | 10.0 frames per sec | 3.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | no built-in flash | 6.00 m (at ISO200 / 4m at ISO100) |
| Flash options | Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual | Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync. |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Maximum flash sync | 1/250 seconds | 1/160 seconds |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Supported video resolutions | - | 1920 x 1080 |
| Highest video resolution | 4096x2160 | 1920x1080 |
| Video data format | MPEG-4, H.264, H.265, HEVC | AVCHD, H.264, MP4 |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.1 Gen 1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 599 grams (1.32 lbs) | 411 grams (0.91 lbs) |
| Physical dimensions | 135 x 92 x 73mm (5.3" x 3.6" x 2.9") | 128 x 91 x 85mm (5.0" x 3.6" x 3.3") |
| DXO scores | ||
| DXO All around score | not tested | 78 |
| DXO Color Depth score | not tested | 23.7 |
| DXO Dynamic range score | not tested | 12.8 |
| DXO Low light score | not tested | 1068 |
| Other | ||
| Battery life | 520 photos | 470 photos |
| Form of battery | Battery Pack | Battery Pack |
| Battery model | BLX-1 | NP-FW50 |
| Self timer | Yes (2 or 12 secs, custom) | Yes (2-sec. or 10-sec. delay) |
| Time lapse shooting | ||
| Storage media | Dual SD/SDHC/SDXC slots (UHS-II on first slot) | - |
| Storage slots | 2 | Single |
| Pricing at launch | $2,199 | $398 |