Pentax Efina vs Sony RX100 IV
97 Imaging
38 Features
26 Overall
33
89 Imaging
51 Features
79 Overall
62
Pentax Efina vs Sony RX100 IV Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.5" Fixed Display
- ISO 80 - 1600
- Digital Image Stabilization
- 1280 x 720 video
- 26-130mm (F3.5-6.3) lens
- 91g - 87 x 54 x 21mm
- Announced June 2013
(Full Review)
- 20MP - 1" Sensor
- 3" Tilting Screen
- ISO 125 - 12800 (Increase to 25600)
- Optical Image Stabilization
- 3840 x 2160 video
- 24-70mm (F1.8-2.8) lens
- 298g - 102 x 58 x 41mm
- Launched June 2015
- Replaced the Sony RX100 III
- New Model is Sony RX100 V
Apple Innovates by Creating Next-Level Optical Stabilization for iPhone Pentax Efina vs Sony RX100 IV Overview
Below, we will be reviewing the Pentax Efina vs Sony RX100 IV, former being a Ultracompact while the latter is a Large Sensor Compact by companies Pentax and Sony. There is a considerable difference among the sensor resolutions of the Efina (14MP) and RX100 IV (20MP) and the Efina (1/2.3") and RX100 IV (1") use totally different sensor dimensions.
Sora from OpenAI releases its first ever music videoThe Efina was announced 24 months before the RX100 IV which makes the cameras a generation apart from each other. Both of these cameras come with different body type with the Pentax Efina being a Ultracompact camera and the Sony RX100 IV being a Large Sensor Compact camera.
Before diving straight into a more detailed comparison, below is a simple introduction of how the Efina grades versus the RX100 IV when considering portability, imaging, features and an overall grade.
President Biden pushes bill mandating TikTok sale or ban Pentax Efina vs Sony RX100 IV Gallery
Following is a preview of the gallery images for Pentax Efina & Sony Cyber-shot DSC-RX100 IV. The whole galleries are provided at Pentax Efina Gallery & Sony RX100 IV Gallery.
Reasons to pick Pentax Efina over the Sony RX100 IV
| Efina | RX100 IV |
|---|
Reasons to pick Sony RX100 IV over the Pentax Efina
| RX100 IV | Efina | |||
|---|---|---|---|---|
| Launched | June 2015 | June 2013 | More recent by 24 months | |
| Manual focus | Dial exact focus | |||
| Screen type | Tilting | Fixed | Tilting screen | |
| Screen dimension | 3" | 2.5" | Bigger screen (+0.5") | |
| Screen resolution | 1229k | 230k | Clearer screen (+999k dot) | |
| Selfie screen | Easy selfies |
Common features in the Pentax Efina and Sony RX100 IV
| Efina | RX100 IV | |||
|---|---|---|---|---|
| Touch friendly screen | Lacking Touch friendly screen |
Pentax Efina vs Sony RX100 IV Physical Comparison
For those who are planning to lug around your camera often, you will need to think about its weight and measurements. The Pentax Efina has exterior measurements of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") and a weight of 91 grams (0.20 lbs) whilst the Sony RX100 IV has proportions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 298 grams (0.66 lbs).
Check the Pentax Efina vs Sony RX100 IV in our completely new Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will vary dependant on the lens you choose at that moment. Following is the front view size comparison of the Efina against the RX100 IV.

Factoring in size and weight, the portability rating of the Efina and RX100 IV is 97 and 89 respectively.
Pentax Efina vs Sony RX100 IV Sensor Comparison
Usually, it is tough to see the contrast in sensor measurements merely by checking out specs. The visual underneath will help offer you a far better sense of the sensor measurements in the Efina and RX100 IV.
As you can plainly see, both the cameras have got different megapixels and different sensor measurements. The Efina with its smaller sensor will make getting shallower DOF tougher and the Sony RX100 IV will produce greater detail with its extra 6MP. Higher resolution can also let you crop pictures much more aggressively. The older Efina will be disadvantaged with regard to sensor innovation.
Pentax Efina vs Sony RX100 IV Screen and ViewFinder
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes Photography Type Scores
Portrait Comparison
Photography GlossaryStreet Comparison
Meta to Introduce 'AI-Generated' Labels for Media starting next monthSports Comparison
Photobucket discusses licensing 13 billion images with AI firmsTravel Comparison
Samsung Releases Faster Versions of EVO MicroSD CardsLandscape Comparison
Pentax 17 Pre-Orders Outperform Expectations by a LandslideVlogging Comparison
Snapchat Adds Watermarks to AI-Created Images
Pentax Efina vs Sony RX100 IV Specifications
| Pentax Efina | Sony Cyber-shot DSC-RX100 IV | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Sony |
| Model | Pentax Efina | Sony Cyber-shot DSC-RX100 IV |
| Class | Ultracompact | Large Sensor Compact |
| Announced | 2013-06-03 | 2015-06-10 |
| Body design | Ultracompact | Large Sensor Compact |
| Sensor Information | ||
| Powered by | - | Bionz X |
| Sensor type | CCD | BSI-CMOS |
| Sensor size | 1/2.3" | 1" |
| Sensor measurements | 6.17 x 4.55mm | 13.2 x 8.8mm |
| Sensor surface area | 28.1mm² | 116.2mm² |
| Sensor resolution | 14 megapixels | 20 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
| Maximum resolution | 4288 x 3216 | 5472 x 3648 |
| Maximum native ISO | 1600 | 12800 |
| Maximum boosted ISO | - | 25600 |
| Lowest native ISO | 80 | 125 |
| RAW support | ||
| Lowest boosted ISO | - | 80 |
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| AF multi area | ||
| Live view AF | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | - | 25 |
| Cross focus points | - | - |
| Lens | ||
| Lens mounting type | fixed lens | fixed lens |
| Lens focal range | 26-130mm (5.0x) | 24-70mm (2.9x) |
| Maximum aperture | f/3.5-6.3 | f/1.8-2.8 |
| Macro focus range | 20cm | 5cm |
| Focal length multiplier | 5.8 | 2.7 |
| Screen | ||
| Display type | Fixed Type | Tilting |
| Display diagonal | 2.5 inch | 3 inch |
| Resolution of display | 230k dot | 1,229k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Display tech | QVGA TFT LCD | - |
| Viewfinder Information | ||
| Viewfinder type | None | Electronic |
| Viewfinder resolution | - | 2,359k dot |
| Viewfinder coverage | - | 100 percent |
| Viewfinder magnification | - | 0.59x |
| Features | ||
| Slowest shutter speed | 1/8 secs | 30 secs |
| Maximum shutter speed | 1/1400 secs | 1/2000 secs |
| Maximum quiet shutter speed | - | 1/32000 secs |
| Continuous shooting speed | - | 16.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | - | Yes |
| Set WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 4.10 m | - |
| Flash settings | Auto, Auto Red-eye Reduction, Forced On, Forced Off | - |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Maximum flash sync | - | 1/2000 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 1280 x 720, 640 x 480 | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) |
| Maximum video resolution | 1280x720 | 3840x2160 |
| Video data format | - | MPEG-4, AVCHD, XAVC S |
| Microphone input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | None | Built-In |
| 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 | 91g (0.20 pounds) | 298g (0.66 pounds) |
| Dimensions | 87 x 54 x 21mm (3.4" x 2.1" x 0.8") | 102 x 58 x 41mm (4.0" x 2.3" x 1.6") |
| DXO scores | ||
| DXO All around score | not tested | 70 |
| DXO Color Depth score | not tested | 22.9 |
| DXO Dynamic range score | not tested | 12.6 |
| DXO Low light score | not tested | 562 |
| Other | ||
| Battery life | 200 shots | 280 shots |
| Battery format | Battery Pack | Battery Pack |
| Battery model | D-LI109 | NP-BX1 |
| Self timer | Yes | Yes |
| Time lapse feature | With downloadable app | |
| Storage media | SC/SDHC, Internal | SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo |
| Storage slots | Single | Single |
| Pricing at launch | $10 | $898 |