Olympus E-M1 III vs Sony A3000
67 Imaging
62 Features
96 Overall
75


69 Imaging
62 Features
54 Overall
58
Olympus E-M1 III vs Sony A3000 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Display
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 580g - 134 x 91 x 69mm
- Introduced February 2020
- Superseded the Olympus E-M1 II
(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
- Released August 2013
- Refreshed by Sony a3500

Olympus E-M1 III vs Sony A3000 Overview
Following is a comprehensive review of the Olympus E-M1 III vs Sony A3000, one is a Pro Mirrorless and the other is a Entry-Level Mirrorless by companies Olympus and Sony. The image resolution of the E-M1 III (20MP) and the A3000 (20MP) is fairly close but the E-M1 III (Four Thirds) and A3000 (APS-C) feature different sensor dimensions.

The E-M1 III was released 6 years after the A3000 which is a fairly sizable gap as far as camera tech is concerned. The two cameras come with the identical body type (SLR-style mirrorless).
Before diving in to a complete comparison, below is a concise synopsis of how the E-M1 III grades vs the A3000 in relation to portability, imaging, features and an overall score.

Olympus E-M1 III vs Sony A3000 Gallery
Here is a sample of the gallery pictures for Olympus OM-D E-M1 Mark III and Sony Alpha A3000. The complete galleries are provided at Olympus E-M1 III Gallery and Sony A3000 Gallery.
Reasons to pick Olympus E-M1 III over the Sony A3000
E-M1 III | A3000 | |||
---|---|---|---|---|
Released | February 2020 | ![]() | August 2013 | More modern by 79 months |
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Display resolution | 1037k | ![]() | 230k | Clearer display (+807k dot) |
Selfie screen | ![]() | Easy selfies | ||
Touch friendly display | ![]() | Easily navigate |
Reasons to pick Sony A3000 over the Olympus E-M1 III
A3000 | E-M1 III |
---|
Common features in the Olympus E-M1 III and Sony A3000
E-M1 III | A3000 | |||
---|---|---|---|---|
Manual focus | ![]() | Dial exact focusing | ||
Display dimension | 3" | ![]() | 3" | Identical display sizing |
Olympus E-M1 III vs Sony A3000 Physical Comparison
In case you're intending to carry around your camera regularly, you're going to have to factor in its weight and dimensions. The Olympus E-M1 III features outer dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) whilst the Sony A3000 has dimensions of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") along with a weight of 411 grams (0.91 lbs).
Contrast the Olympus E-M1 III vs Sony A3000 in the latest Camera and Lens Size Comparison Tool.
Take into consideration, the weight of an Interchangeable Lens Camera will change based on the lens you use at that time. Below is the front view overall size comparison of the E-M1 III vs the A3000.

Factoring in size and weight, the portability score of the E-M1 III and A3000 is 67 and 69 respectively.

Olympus E-M1 III vs Sony A3000 Sensor Comparison
Generally, it's difficult to imagine the difference in sensor sizes only by researching specs. The picture here will help give you a clearer sense of the sensor sizes in the E-M1 III and A3000.
As you can plainly see, each of the cameras posses the exact same MP but different sensor sizes. The E-M1 III has got the smaller sensor which is going to make getting shallower DOF tougher. The more recent E-M1 III provides an edge with regard to sensor tech.

Olympus E-M1 III vs Sony A3000 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-M1 III vs Sony A3000 Specifications
Olympus OM-D E-M1 Mark III | Sony Alpha A3000 | |
---|---|---|
General Information | ||
Brand Name | Olympus | Sony |
Model | Olympus OM-D E-M1 Mark III | Sony Alpha A3000 |
Category | Pro Mirrorless | Entry-Level Mirrorless |
Introduced | 2020-02-11 | 2013-08-27 |
Body design | SLR-style mirrorless | SLR-style mirrorless |
Sensor Information | ||
Chip | TruePic IX | BIONZ image |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | APS-C |
Sensor measurements | 17.4 x 13mm | 23.5 x 15.6mm |
Sensor area | 226.2mm² | 366.6mm² |
Sensor resolution | 20 megapixel | 20 megapixel |
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 |
Lowest native ISO | 200 | 100 |
RAW format | ||
Lowest boosted ISO | 64 | - |
Autofocusing | ||
Manual focus | ||
Touch to focus | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
Selective AF | ||
Center weighted AF | ||
AF multi area | ||
AF live view | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Number of focus points | 121 | 25 |
Cross focus points | 121 | - |
Lens | ||
Lens mount | Micro Four Thirds | Sony E |
Amount of lenses | 107 | 121 |
Focal length multiplier | 2.1 | 1.5 |
Screen | ||
Display type | Fully Articulated | Fixed Type |
Display diagonal | 3 inch | 3 inch |
Display resolution | 1,037k dot | 230k dot |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Display tech | - | TFT LCD |
Viewfinder Information | ||
Viewfinder type | Electronic | Electronic |
Viewfinder resolution | 2,360k dot | - |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.74x | 0.47x |
Features | ||
Lowest shutter speed | 60 seconds | 30 seconds |
Highest shutter speed | 1/8000 seconds | 1/4000 seconds |
Highest quiet shutter speed | 1/32000 seconds | - |
Continuous shooting speed | 60.0 frames per sec | 3.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Built-in 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. |
External flash | ||
AEB | ||
White balance bracketing | ||
Highest flash sync | 1/250 seconds | 1/160 seconds |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 50p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 25p, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p, MOV, H.264, Linear PCM | 1920 x 1080 |
Highest video resolution | 4096x2160 | 1920x1080 |
Video data format | MPEG-4, H.264 | AVCHD, H.264, MP4 |
Microphone 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 | 580 grams (1.28 pounds) | 411 grams (0.91 pounds) |
Dimensions | 134 x 91 x 69mm (5.3" x 3.6" x 2.7") | 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 | 420 shots | 470 shots |
Battery form | Battery Pack | Battery Pack |
Battery model | BLH-1 | NP-FW50 |
Self timer | Yes (2 or 12 secs, custom) | Yes (2-sec. or 10-sec. delay) |
Time lapse recording | ||
Type of storage | Dual SD/SDHC/SDXC slots (UHS-II on first slot) | - |
Storage slots | Dual | Single |
Retail cost | $1,800 | $398 |