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Pentax E85 vs Sony RX100 IV

Portability
95
Imaging
34
Features
10
Overall
24
Pentax Optio E85 front
 
Sony Cyber-shot DSC-RX100 IV front
Portability
89
Imaging
51
Features
79
Overall
62

Pentax E85 vs Sony RX100 IV Key Specs

Pentax E85
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 3200
  • 640 x 480 video
  • 32-96mm (F2.9-5.2) lens
  • 145g - 93 x 58 x 24mm
  • Announced September 2009
Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Push to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-70mm (F1.8-2.8) lens
  • 298g - 102 x 58 x 41mm
  • Released June 2015
  • Succeeded the Sony RX100 III
  • Updated by Sony RX100 V
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Pentax E85 vs Sony RX100 IV Overview

The following is a comprehensive comparison of the Pentax E85 vs Sony RX100 IV, former is a Small Sensor Compact while the latter is a Large Sensor Compact by companies Pentax and Sony. There exists a substantial gap among the resolutions of the E85 (12MP) and RX100 IV (20MP) and the E85 (1/2.3") and RX100 IV (1") feature different sensor dimensions.

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The E85 was released 6 years before the RX100 IV which is a fairly big difference as far as camera technology is concerned. Both the cameras offer different body type with the Pentax E85 being a Compact camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before we go straight into a in-depth comparison, below is a concise view of how the E85 scores against the RX100 IV in the way of portability, imaging, features and an overall mark.

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Reasons to pick Pentax E85 over the Sony RX100 IV

 E85 RX100 IV 

Reasons to pick Sony RX100 IV over the Pentax E85

 RX100 IV E85 
ReleasedJune 2015September 2009Newer by 69 months
Focus manually More exact focusing
Screen typeTiltingFixed Tilting screen
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution1229k230kCrisper screen (+999k dot)
Selfie screen Easy selfies

Common features in the Pentax E85 and Sony RX100 IV

 E85 RX100 IV 
Touch screen Absent Touch screen

Pentax E85 vs Sony RX100 IV Physical Comparison

For anybody who is going to travel with your camera often, you are going to need to take into account its weight and dimensions. The Pentax E85 has exterior dimensions of 93mm x 58mm x 24mm (3.7" x 2.3" x 0.9") having a weight of 145 grams (0.32 lbs) while the Sony RX100 IV has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") accompanied by a weight of 298 grams (0.66 lbs).

Examine the Pentax E85 vs Sony RX100 IV in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change dependant on the lens you have chosen at the time. Below is the front view overall size comparison of the E85 and the RX100 IV.

Pentax E85 vs Sony RX100 IV size comparison

Looking at dimensions and weight, the portability grade of the E85 and RX100 IV is 95 and 89 respectively.

Pentax E85 vs Sony RX100 IV top view buttons comparison

Pentax E85 vs Sony RX100 IV Sensor Comparison

Normally, it can be difficult to visualize the difference in sensor dimensions purely by looking through specifications. The image here may provide you a more clear sense of the sensor dimensions in the E85 and RX100 IV.

Plainly, both the cameras enjoy different megapixel count and different sensor dimensions. The E85 because of its smaller sensor is going to make getting bokeh tougher and the Sony RX100 IV will render extra detail as a result of its extra 8 Megapixels. Higher resolution will also allow you to crop shots far more aggressively. The more aged E85 will be behind when it comes to sensor tech.

Pentax E85 vs Sony RX100 IV sensor size comparison

Pentax E85 vs Sony RX100 IV Screen and ViewFinder

Pentax E85 vs Sony RX100 IV Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax E85 as a Portrait photography camera
Sony RX100 IV as a Portrait photography camera
20
focusing manually not possible
manual mode not available
external flash not possible
sensor resolution not great (12 megapixels)
sensor size is very small (1/2.3")
lacks RAW files
64
has manual focus
flash sync speed is above average (1/2,000 seconds)
megapixel count good (20MP)
sensor size is good (1")
comes with face detect autofocus
supports RAW formats
no external flash support
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Street Comparison

Pentax E85 Street photography factors
Sony RX100 IV Street photography factors
47
screen does not articulate
no image stabilization
sensor size is very small (1/2.3")
lacks RAW files
85
screen tilts
built in image stabilization (Optical)
sensor size is good (1")
supports RAW formats
lighter than competition (298 grams)
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Sports Comparison

Pentax E85 Sports photography details
Sony RX100 IV Sports photography details
17
slow frames per second (1.0 fps)
no shutter priority mode
no image stabilization
sensor resolution not great (12MP)
sensor size is very small (1/2.3")
lacks phase detect autofocus
68
quiet shooting (1/32,000 seconds)
fast continuous shooting (16.0 frames per second)
built in image stabilization (Optical)
megapixel count good (20 megapixels)
sensor size is good (1")
comes with tracking focus
does not have phase detect autofocus
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Travel Comparison

Pentax E85 as a Travel photography camera
Sony RX100 IV as a Travel photography camera
51
built-in flash
does not have Time Lapse function
sensor resolution not great (12MP)
screen isn't selfie friendly
wide angle not good (32mm)
sluggish max aperture (f2.9)
85
lighter than competition (298 grams)
megapixel count good (20MP)
built-in flash
selfie friendly screen
relatively wide (24mm)
good maximum aperture (f1.8)
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Landscape Comparison

Pentax E85 as a Landscape photography camera
Sony RX100 IV as a Landscape photography camera
23
focusing manually not possible
lens is fixed (fixed lens mount)
wide angle not good (32mm)
sluggish max aperture (f2.9)
small screen (2.7")
manual mode not available
no image stabilization
sensor resolution not great (12MP)
sensor size is very small (1/2.3")
lacks RAW files
does not have Time Lapse function
73
has manual focus
relatively wide (24mm)
good maximum aperture (f1.8)
nice screen size (3 inch)
built in image stabilization (Optical)
megapixel count good (20 megapixels)
sensor size is good (1")
supports RAW formats
fixed lens (fixed lens mount)
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Vlogging Comparison

Pentax E85 Vlogging info
Sony RX100 IV Vlogging info
22
wide angle not good (32mm)
sluggish max aperture (f2.9)
screen isn't selfie friendly
no image stabilization
video res low (640 x 480 resolution)
does not have mic port
80
relatively wide (24mm)
good maximum aperture (f1.8)
selfie friendly screen
built in image stabilization (Optical)
comes with face detect autofocus
high res video (3840 x 2160 pxls)
lighter than competition (298 grams)
doesn't have microphone jack
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Pentax E85 vs Sony RX100 IV Specifications

Detailed spec comparison table for Pentax E85 and Sony RX100 IV
 Pentax Optio E85Sony Cyber-shot DSC-RX100 IV
General Information
Brand Name Pentax Sony
Model type Pentax Optio E85 Sony Cyber-shot DSC-RX100 IV
Category Small Sensor Compact Large Sensor Compact
Announced 2009-09-17 2015-06-10
Body design Compact Large Sensor Compact
Sensor Information
Processor Chip - 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 area 28.1mm² 116.2mm²
Sensor resolution 12 megapixels 20 megapixels
Anti alias filter
Aspect ratio 4:3 and 16:9 1:1, 4:3, 3:2 and 16:9
Peak resolution 4000 x 3000 5472 x 3648
Highest native ISO 3200 12800
Highest enhanced ISO - 25600
Minimum native ISO 80 125
RAW files
Minimum enhanced ISO - 80
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points - 25
Lens
Lens support fixed lens fixed lens
Lens zoom range 32-96mm (3.0x) 24-70mm (2.9x)
Maximal aperture f/2.9-5.2 f/1.8-2.8
Macro focusing range 10cm 5cm
Focal length multiplier 5.8 2.7
Screen
Display type Fixed Type Tilting
Display diagonal 2.7" 3"
Resolution of display 230 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.59x
Features
Min shutter speed 2s 30s
Max shutter speed 1/2000s 1/2000s
Max quiet shutter speed - 1/32000s
Continuous shutter speed 1.0 frames per second 16.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Built-in flash
Flash distance 3.00 m -
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash sync - 1/2000s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 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)
Highest video resolution 640x480 3840x2160
Video format Motion JPEG 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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 145 grams (0.32 lbs) 298 grams (0.66 lbs)
Dimensions 93 x 58 x 24mm (3.7" x 2.3" x 0.9") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO Overall rating not tested 70
DXO Color Depth rating not tested 22.9
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 562
Other
Battery life - 280 pictures
Form of battery - Battery Pack
Battery ID D-LI95 NP-BX1
Self timer Yes (2 or 10 sec) Yes
Time lapse feature With downloadable app
Storage media SD/SDHC, Internal SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Price at release $0 $898