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Ricoh PX vs Sony a5100

Portability
95
Imaging
39
Features
36
Overall
37
Ricoh PX front
 
Sony Alpha a5100 front
Portability
89
Imaging
65
Features
74
Overall
68

Ricoh PX vs Sony a5100 Key Specs

Ricoh PX
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.9-5.4) lens
  • 156g - 100 x 55 x 21mm
  • Announced August 2011
Sony a5100
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • 1920 x 1080 video
  • Sony E Mount
  • 283g - 110 x 63 x 36mm
  • Released August 2014
  • Superseded the Sony a5000
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Ricoh PX vs Sony a5100 Overview

In this write-up, we will be looking at the Ricoh PX versus Sony a5100, former being a Small Sensor Compact while the latter is a Entry-Level Mirrorless by manufacturers Ricoh and Sony. There is a noticeable difference between the sensor resolutions of the PX (16MP) and a5100 (24MP) and the PX (1/2.3") and a5100 (APS-C) feature totally different sensor sizes.

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The PX was unveiled 4 years earlier than the a5100 and that is quite a sizable difference as far as tech is concerned. Each of these cameras offer different body type with the Ricoh PX being a Compact camera and the Sony a5100 being a Rangefinder-style mirrorless camera.

Before diving in to a full comparison, below is a simple summary of how the PX scores vs the a5100 in relation to portability, imaging, features and an overall grade.

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Reasons to pick Ricoh PX over the Sony a5100

 PX a5100 

Reasons to pick Sony a5100 over the Ricoh PX

 a5100 PX 
ReleasedAugust 2014August 2011More recent by 36 months
Screen typeTiltingFixed Tilting screen
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution922k230kCrisper screen (+692k dot)
Touch friendly screen Quickly navigate

Common features in the Ricoh PX and Sony a5100

 PX a5100 
Manual focus Dial precise focus
Selfie screen Neither features selfie screen

Ricoh PX vs Sony a5100 Physical Comparison

In case you're going to lug around your camera, you'll have to consider its weight and volume. The Ricoh PX enjoys outside dimensions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") with a weight of 156 grams (0.34 lbs) while the Sony a5100 has sizing of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") having a weight of 283 grams (0.62 lbs).

Analyze the Ricoh PX versus Sony a5100 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will change based on the lens you are utilizing during that time. Following is the front view proportions comparison of the PX versus the a5100.

Ricoh PX vs Sony a5100 size comparison

Using size and weight, the portability score of the PX and a5100 is 95 and 89 respectively.

Ricoh PX vs Sony a5100 top view buttons comparison

Ricoh PX vs Sony a5100 Sensor Comparison

Usually, it is difficult to see the contrast between sensor measurements merely by looking at specs. The visual here will give you a much better sense of the sensor sizes in the PX and a5100.

All in all, both of those cameras offer different megapixels and different sensor measurements. The PX with its tinier sensor will make achieving bokeh tougher and the Sony a5100 will resolve greater detail having an extra 8MP. Higher resolution will also let you crop shots a little more aggressively. The older PX is going to be behind when it comes to sensor technology.

Ricoh PX vs Sony a5100 sensor size comparison

Ricoh PX vs Sony a5100 Screen and ViewFinder

Ricoh PX vs Sony a5100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh PX Portrait photography highlights
Sony a5100 Portrait photography highlights
43
focusing manually
good megapixels (16MP)
includes face detection focusing
external flash not possible
tiny sensor size (1/2.3")
no RAW format
72
has manual focus
resolution is good (24MP)
sensor size is good (APS-C)
provides face detection focus
saves RAW files
cannot use external flash
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Street Comparison

Ricoh PX Street photography features
Sony a5100 Street photography features
63
has image stabilization (Sensor-shift)
weather sealing
screen does not articulate
tiny sensor size (1/2.3")
no RAW format
82
has a tilting screen
sensor size is good (APS-C)
saves RAW files
offers touch focus
very good ISO range (25,600)
lack of image stabilization
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Sports Comparison

Ricoh PX Sports photography features
Sony a5100 Sports photography features
44
has image stabilization (Sensor-shift)
good megapixels (16 megapixels)
includes tracking autofocus
weather sealing
max frames per second low (1.0 fps)
no shutter priority mode
tiny sensor size (1/2.3")
no phase detect AF
68
resolution is good (24MP)
sensor size is good (APS-C)
provides tracking autofocus
better than average battery (400 CIPA)
sensor has phase detect auto focus
max frames per second very slow (6.0 fps)
lack of image stabilization
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Travel Comparison

Ricoh PX Travel photography highlights
Sony a5100 Travel photography highlights
68
weather sealing
good megapixels (16MP)
flash built-in
fairly wide (28mm)
no Timelapse function
does not contain selfie friendly display
sluggish max aperture (f3.9)
80
better than average battery (400 CIPA)
offers touch focus
resolution is good (24MP)
built-in flash
display isn't selfie friendly
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Landscape Comparison

Ricoh PX Landscape photography features
Sony a5100 Landscape photography features
47
focusing manually
fairly wide (28mm)
has image stabilization (Sensor-shift)
good megapixels (16MP)
weather sealing
lens is fixed (fixed lens mount)
sluggish max aperture (f3.9)
screen is somewhat small (2.7 inch)
tiny sensor size (1/2.3")
no RAW format
no Timelapse function
79
has manual focus
interchangeable lenses (Sony E mount)
screen size is good (3 inch)
resolution is good (24 megapixels)
sensor size is good (APS-C)
very good ISO range (25,600)
saves RAW files
better than average battery (400 per charge)
lack of image stabilization
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Vlogging Comparison

Ricoh PX Vlogging advice
Sony a5100 Vlogging advice
31
fairly wide (28mm)
has image stabilization (Sensor-shift)
includes face detection focusing
sluggish max aperture (f3.9)
does not contain selfie friendly display
low video resolution (1280 x 720 resolution)
no external microphone jack
34
touch screen
provides face detection focus
video resolution high (1920 x 1080 pixels)
display isn't selfie friendly
lack of image stabilization
missing external microphone port
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Ricoh PX vs Sony a5100 Specifications

Detailed spec comparison table for Ricoh PX and Sony a5100
 Ricoh PXSony Alpha a5100
General Information
Company Ricoh Sony
Model Ricoh PX Sony Alpha a5100
Class Small Sensor Compact Entry-Level Mirrorless
Announced 2011-08-16 2014-08-17
Body design Compact Rangefinder-style mirrorless
Sensor Information
Chip Smooth Imaging Engine IV Bionz X
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.5 x 15.6mm
Sensor area 28.1mm² 366.6mm²
Sensor resolution 16 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 3:2 3:2 and 16:9
Full resolution 4608 x 3072 6000 x 4000
Max native ISO 3200 25600
Lowest native ISO 100 100
RAW files
Autofocusing
Manual focus
AF touch
AF continuous
AF single
AF tracking
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points - 179
Lens
Lens mount fixed lens Sony E
Lens focal range 28-140mm (5.0x) -
Highest aperture f/3.9-5.4 -
Macro focus distance 3cm -
Amount of lenses - 121
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Tilting
Display sizing 2.7 inches 3 inches
Resolution of display 230 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 8 seconds 30 seconds
Maximum shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting speed 1.0 frames/s 6.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range 3.50 m 4.00 m (at ISO 100)
Flash modes Auto, On, Off, Red-Eye, Slow Sync Flash off, auto, fill-flaw, slow sync, redeye reduction
Hot shoe
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30fps) 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p, 25p), 1280 x 720 (120p), 640 x 480 (30p, 25p)
Max video resolution 1280x720 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
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 156 gr (0.34 lb) 283 gr (0.62 lb)
Dimensions 100 x 55 x 21mm (3.9" x 2.2" x 0.8") 110 x 63 x 36mm (4.3" x 2.5" x 1.4")
DXO scores
DXO All around score not tested 80
DXO Color Depth score not tested 23.8
DXO Dynamic range score not tested 12.7
DXO Low light score not tested 1347
Other
Battery life - 400 photos
Form of battery - Battery Pack
Battery model DB-100 NP-FW50
Self timer Yes (2, 10 or Custom) Yes (2 or 10 sec, continuous (3-5 shot))
Time lapse shooting With downloadable app
Storage media SD/SDHC card, Internal SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Retail price $329 $448