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Pentax E85 vs Sony RX10

Portability
95
Imaging
35
Features
10
Overall
25
Pentax Optio E85 front
 
Sony Cyber-shot DSC-RX10 front
Portability
58
Imaging
51
Features
76
Overall
61

Pentax E85 vs Sony RX10 Key Specs

Pentax E85
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 3200
  • 640 x 480 video
  • 32-96mm (F2.9-5.2) lens
  • 145g - 93 x 58 x 24mm
  • Introduced September 2009
Sony RX10
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Expand to 25600)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-200mm (F2.8) lens
  • 813g - 129 x 88 x 102mm
  • Announced March 2014
  • Updated by Sony RX10 II
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Pentax E85 vs Sony RX10 Overview

Below is a complete comparison of the Pentax E85 versus Sony RX10, one being a Small Sensor Compact and the latter is a Large Sensor Superzoom by competitors Pentax and Sony. There exists a big gap between the resolutions of the E85 (12MP) and RX10 (20MP) and the E85 (1/2.3") and RX10 (1") feature different sensor measurements.

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The E85 was introduced 5 years prior to the RX10 and that is quite a big gap as far as technology is concerned. Both cameras come with different body type with the Pentax E85 being a Compact camera and the Sony RX10 being a SLR-like (bridge) camera.

Before diving through a step-by-step comparison, below is a quick view of how the E85 matches up versus the RX10 in the way of portability, imaging, features and an overall grade.

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Reasons to pick Pentax E85 over the Sony RX10

 E85 RX10 

Reasons to pick Sony RX10 over the Pentax E85

 RX10 E85 
AnnouncedMarch 2014September 2009More recent by 54 months
Manually focus More exact focus
Screen typeTiltingFixed Tilting screen
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution1290k230kCrisper screen (+1060k dot)

Common features in the Pentax E85 and Sony RX10

 E85 RX10 
Selfie screen Neither features selfie screen
Touch friendly screen Neither features Touch friendly screen

Pentax E85 vs Sony RX10 Physical Comparison

When you are intending to lug around your camera regularly, you'll have to think about its weight and measurements. The Pentax E85 enjoys outer measurements of 93mm x 58mm x 24mm (3.7" x 2.3" x 0.9") accompanied by a weight of 145 grams (0.32 lbs) while the Sony RX10 has proportions of 129mm x 88mm x 102mm (5.1" x 3.5" x 4.0") with a weight of 813 grams (1.79 lbs).

See the Pentax E85 versus Sony RX10 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with at that moment. Here is the front view over all size comparison of the E85 vs the RX10.

Pentax E85 vs Sony RX10 size comparison

Taking into account dimensions and weight, the portability rating of the E85 and RX10 is 95 and 58 respectively.

Pentax E85 vs Sony RX10 top view buttons comparison

Pentax E85 vs Sony RX10 Sensor Comparison

Normally, it can be hard to imagine the gap between sensor measurements just by reading specs. The graphic below might give you a clearer sense of the sensor sizing in the E85 and RX10.

All in all, the 2 cameras have got different megapixel count and different sensor measurements. The E85 using its tinier sensor is going to make shooting shallower depth of field trickier and the Sony RX10 will offer you greater detail using its extra 8 Megapixels. Higher resolution will also allow you to crop pictures much more aggressively. The older E85 is going to be disadvantaged with regard to sensor technology.

Pentax E85 vs Sony RX10 sensor size comparison

Pentax E85 vs Sony RX10 Screen and ViewFinder

Pentax E85 vs Sony RX10 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax E85 Portrait photography features
Sony RX10 Portrait photography features
21
focusing manually not possible
manual exposure not possible
no external flash support
low resolution sensor (12 megapixels)
very small sensor size (1/2.3")
does not have RAW format
70
manual focus
decent megapixels (20MP)
sensor size is nice (1")
provides face detection autofocus
supports RAW files
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Street Comparison

Pentax E85 Street photography advice
Sony RX10 Street photography advice
47
fixed screen
no image stabilization
very small sensor size (1/2.3")
does not have RAW format
72
screen tilts up and down
image stabilization (Optical)
sensor size is nice (1")
supports RAW files
environment proofing
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Sports Comparison

Pentax E85 Sports photography info
Sony RX10 Sports photography info
17
painfully slow continuous shooting (1.0 fps)
lack of shutter priority mode
no image stabilization
low resolution sensor (12 megapixels)
very small sensor size (1/2.3")
does not have phase detect AF
67
image stabilization (Optical)
decent megapixels (20 megapixels)
sensor size is nice (1")
environment proofing
better than average battery pack (420 CIPA)
does not have phase detect autofocus
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Travel Comparison

Pentax E85 Travel photography details
Sony RX10 Travel photography details
51
flash built-in
does not have Timelapse function
low resolution sensor (12MP)
screen isn't selfie friendly
wide angle not good (32mm)
sluggish maximum aperture (f2.9)
58
better than average battery pack (420 CIPA)
environment proofing
decent megapixels (20 megapixels)
flash built-in
pretty wide (24mm)
lack of Time Lapse mode
screen isn't selfie friendly
sluggish max aperture (f2.8)
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Landscape Comparison

Pentax E85 Landscape photography features
Sony RX10 Landscape photography features
23
focusing manually not possible
fixed lens (fixed lens mount)
wide angle not good (32mm)
sluggish maximum aperture (f2.9)
screen is somewhat small (2.7 inch)
manual exposure not possible
no image stabilization
low resolution sensor (12MP)
very small sensor size (1/2.3")
does not have RAW format
does not have Timelapse function
63
manual focus
pretty wide (24mm)
screen size is good (3 inches)
image stabilization (Optical)
decent megapixels (20MP)
sensor size is nice (1")
supports RAW files
environment proofing
better than average battery pack (420 CIPA)
lens is fixed (fixed lens mount)
sluggish max aperture (f2.8)
lack of Time Lapse mode
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Vlogging Comparison

Vlogging with Pentax E85
Vlogging with Sony RX10
22
wide angle not good (32mm)
sluggish maximum aperture (f2.9)
screen isn't selfie friendly
no image stabilization
low video resolution (640 x 480 pxls)
does not have microphone port
30
pretty wide (24mm)
image stabilization (Optical)
provides face detection autofocus
high quality video (1920 x 1080 resolution)
comes with external mic socket
sluggish max aperture (f2.8)
screen isn't selfie friendly
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Pentax E85 vs Sony RX10 Specifications

Detailed spec comparison table for Pentax E85 and Sony RX10
 Pentax Optio E85Sony Cyber-shot DSC-RX10
General Information
Make Pentax Sony
Model Pentax Optio E85 Sony Cyber-shot DSC-RX10
Type Small Sensor Compact Large Sensor Superzoom
Introduced 2009-09-17 2014-03-20
Physical type Compact SLR-like (bridge)
Sensor Information
Chip - Bionz X
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" 1"
Sensor dimensions 6.17 x 4.55mm 13.2 x 8.8mm
Sensor area 28.1mm² 116.2mm²
Sensor resolution 12MP 20MP
Anti aliasing filter
Aspect ratio 4:3 and 16:9 1:1, 4:3, 3:2 and 16:9
Max resolution 4000 x 3000 5472 x 3648
Max native ISO 3200 12800
Max enhanced ISO - 25600
Lowest native ISO 80 125
RAW images
Lowest enhanced ISO - 80
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points - 25
Lens
Lens mount fixed lens fixed lens
Lens focal range 32-96mm (3.0x) 24-200mm (8.3x)
Highest aperture f/2.9-5.2 f/2.8
Macro focus range 10cm -
Focal length multiplier 5.8 2.7
Screen
Screen type Fixed Type Tilting
Screen size 2.7 inch 3 inch
Resolution of screen 230k dots 1,290k dots
Selfie friendly
Liveview
Touch capability
Screen technology - WhiteMagic
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,440k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.7x
Features
Min shutter speed 2 secs 30 secs
Max shutter speed 1/2000 secs 1/3200 secs
Continuous shutter rate 1.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 3.00 m 10.20 m
Flash modes - Auto, fill-flash, slow sync, rear sync, off
External flash
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution 640x480 1920x1080
Video format Motion JPEG MPEG-4, AVCHD
Mic port
Headphone port
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 145 gr (0.32 lb) 813 gr (1.79 lb)
Dimensions 93 x 58 x 24mm (3.7" x 2.3" x 0.9") 129 x 88 x 102mm (5.1" x 3.5" x 4.0")
DXO scores
DXO Overall score not tested 69
DXO Color Depth score not tested 22.9
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 474
Other
Battery life - 420 photos
Type of battery - Battery Pack
Battery model D-LI95 NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, continuous)
Time lapse shooting
Type of storage SD/SDHC, Internal SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots 1 1
Launch cost $0 $698