Olympus E-M10 IV vs Sony TX66
81 Imaging
61 Features
83 Overall
69
97 Imaging
41 Features
51 Overall
45
Olympus E-M10 IV vs Sony TX66 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Tilting Display
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- 3840 x 2160 video
- Micro Four Thirds Mount
- 383g - 122 x 84 x 49mm
- Released August 2020
- Succeeded the Olympus E-M10 III
(Full Review)
- 18MP - 1/2.3" Sensor
- 3.3" Fixed Display
- ISO 80 - 12800
- Optical Image Stabilization
- 1920 x 1080 video
- 26-130mm (F3.5-4.8) lens
- 109g - 93 x 54 x 13mm
- Revealed February 2012
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The following is a comprehensive review of the Olympus E-M10 IV vs Sony TX66, one is a Entry-Level Mirrorless and the other is a Ultracompact by rivals Olympus and Sony. The image resolution of the E-M10 IV (20MP) and the TX66 (18MP) is fairly similar but the E-M10 IV (Four Thirds) and TX66 (1/2.3") feature different sensor sizes.
Snapchat Adds Watermarks to AI-Created ImagesThe E-M10 IV was brought out 8 years after the TX66 which is quite a sizable gap as far as tech is concerned. The two cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Sony TX66 being a Ultracompact camera.
Before getting in to a complete comparison, below is a simple highlight of how the E-M10 IV scores against the TX66 in the way of portability, imaging, features and an overall mark.
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Below is a sample of the gallery pictures for Olympus OM-D E-M10 IV and Sony Cyber-shot DSC-TX66. The entire galleries are viewable at Olympus E-M10 IV Gallery and Sony TX66 Gallery.
Reasons to pick Olympus E-M10 IV over the Sony TX66
| E-M10 IV | TX66 | |||
|---|---|---|---|---|
| Revealed | August 2020 | February 2012 | Newer by 103 months | |
| Display type | Tilting | Fixed | Tilting display | |
| Selfie screen | Easy selfies |
Reasons to pick Sony TX66 over the Olympus E-M10 IV
| TX66 | E-M10 IV | |||
|---|---|---|---|---|
| Display sizing | 3.3" | 3" | Larger display (+0.3") | |
| Display resolution | 1230k | 1040k | Sharper display (+190k dot) |
Common features in the Olympus E-M10 IV and Sony TX66
| E-M10 IV | TX66 | |||
|---|---|---|---|---|
| Focus manually | More accurate focusing | |||
| Touch display | Easily navigate |
Olympus E-M10 IV vs Sony TX66 Physical Comparison
In case you're planning to travel with your camera often, you will need to think about its weight and volume. The Olympus E-M10 IV comes with outer measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") having a weight of 383 grams (0.84 lbs) and the Sony TX66 has sizing of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") along with a weight of 109 grams (0.24 lbs).
Look at the Olympus E-M10 IV vs Sony TX66 in the all new Camera with Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at that moment. Following is the front view sizing comparison of the E-M10 IV vs the TX66.

Taking into consideration size and weight, the portability score of the E-M10 IV and TX66 is 81 and 97 respectively.
Olympus E-M10 IV vs Sony TX66 Sensor Comparison
Usually, it's tough to picture the contrast between sensor dimensions merely by going over technical specs. The image here should give you a much better sense of the sensor measurements in the E-M10 IV and TX66.
As you can tell, both cameras enjoy different resolutions and different sensor dimensions. The E-M10 IV due to its larger sensor is going to make getting shallow depth of field simpler and the Olympus E-M10 IV will offer extra detail having its extra 2MP. Greater resolution will also enable you to crop photos far more aggressively. The younger E-M10 IV provides an edge with regard to sensor tech.
Olympus E-M10 IV vs Sony TX66 Screen and ViewFinder
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Olympus E-M10 IV vs Sony TX66 Specifications
| Olympus OM-D E-M10 IV | Sony Cyber-shot DSC-TX66 | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Sony |
| Model | Olympus OM-D E-M10 IV | Sony Cyber-shot DSC-TX66 |
| Type | Entry-Level Mirrorless | Ultracompact |
| Released | 2020-08-04 | 2012-02-28 |
| Body design | SLR-style mirrorless | Ultracompact |
| Sensor Information | ||
| Chip | TruePic VIII | BIONZ |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Four Thirds | 1/2.3" |
| Sensor dimensions | 17.4 x 13mm | 6.17 x 4.55mm |
| Sensor area | 226.2mm² | 28.1mm² |
| Sensor resolution | 20MP | 18MP |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 4:3 and 16:9 |
| Highest resolution | 5184 x 3888 | 4896 x 3672 |
| Highest native ISO | 25600 | 12800 |
| Minimum native ISO | 200 | 80 |
| RAW files | ||
| Minimum boosted ISO | 100 | - |
| Autofocusing | ||
| Manual focus | ||
| AF touch | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| Selective AF | ||
| Center weighted AF | ||
| AF multi area | ||
| AF live view | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | 121 | - |
| Cross focus points | - | - |
| Lens | ||
| Lens mount | Micro Four Thirds | fixed lens |
| Lens focal range | - | 26-130mm (5.0x) |
| Maximum aperture | - | f/3.5-4.8 |
| Macro focus distance | - | 1cm |
| Amount of lenses | 107 | - |
| Focal length multiplier | 2.1 | 5.8 |
| Screen | ||
| Range of display | Tilting | Fixed Type |
| Display size | 3 inch | 3.3 inch |
| Display resolution | 1,040 thousand dot | 1,230 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Display technology | - | XtraFine TruBlack OLED display |
| Viewfinder Information | ||
| Viewfinder | Electronic | None |
| Viewfinder resolution | 2,360 thousand dot | - |
| Viewfinder coverage | 100% | - |
| Viewfinder magnification | 0.62x | - |
| Features | ||
| Slowest shutter speed | 60 seconds | 30 seconds |
| Maximum shutter speed | 1/4000 seconds | 1/4000 seconds |
| Maximum quiet shutter speed | 1/16000 seconds | - |
| Continuous shooting speed | 8.7 frames/s | 10.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | - |
| Custom WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 7.20 m (at ISO 200) | 3.10 m |
| Flash options | Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual | Auto, On, Off, Slow Sync, Rear Slow Sync |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Maximum flash sync | 1/250 seconds | - |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Supported video resolutions | 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM | 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) |
| Highest video resolution | 3840x2160 | 1920x1080 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 383 grams (0.84 pounds) | 109 grams (0.24 pounds) |
| Dimensions | 122 x 84 x 49mm (4.8" x 3.3" x 1.9") | 93 x 54 x 13mm (3.7" x 2.1" x 0.5") |
| DXO scores | ||
| DXO All around score | not tested | not tested |
| DXO Color Depth score | not tested | not tested |
| DXO Dynamic range score | not tested | not tested |
| DXO Low light score | not tested | not tested |
| Other | ||
| Battery life | 360 images | 250 images |
| Form of battery | Battery Pack | Battery Pack |
| Battery model | BLS-50 | NP-BN |
| Self timer | Yes (2 or 12 sec, custom) | Yes (2 or 10 sec, Portrait 1/2) |
| Time lapse feature | ||
| Storage media | SD/SDHC/SDXC (UHS-II supported) | Memory Stick Duo/Pro Duo/Pro-HG Duo, microSD/microSDHC |
| Storage slots | One | One |
| Retail price | $699 | $350 |