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Fujifilm A100 vs Pentax RZ18

Portability
95
Imaging
32
Features
14
Overall
24
Fujifilm FinePix A100 front
 
Pentax Optio RZ18 front
Portability
92
Imaging
38
Features
37
Overall
37

Fujifilm A100 vs Pentax RZ18 Key Specs

Fujifilm A100
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 1600
  • 640 x 480 video
  • 36-107mm (F3.1-5.6) lens
  • 124g - 92 x 61 x 22mm
  • Introduced February 2009
Pentax RZ18
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 25-450mm (F3.5-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Released September 2011
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Fujifilm A100 vs Pentax RZ18 Overview

Let's take a closer look at the Fujifilm A100 versus Pentax RZ18, former is a Small Sensor Compact while the latter is a Small Sensor Superzoom by brands FujiFilm and Pentax. There exists a considerable gap among the image resolutions of the Fujifilm A100 (10MP) and RZ18 (16MP) but they use the same exact sensor dimensions (1/2.3").

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The Fujifilm A100 was revealed 3 years prior to the RZ18 which is a fairly large difference as far as camera technology is concerned. The two cameras offer the identical body type (Compact).

Before getting through a more detailed comparison, below is a concise overview of how the Fujifilm A100 grades vs the RZ18 in terms of portability, imaging, features and an overall score.

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Reasons to pick Fujifilm A100 over the Pentax RZ18

 Fujifilm A100 RZ18 

Reasons to pick Pentax RZ18 over the Fujifilm A100

 RZ18 Fujifilm A100 
ReleasedSeptember 2011February 2009More modern by 31 months
Focus manually Very exact focus
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution460k230kSharper screen (+230k dot)

Common features in the Fujifilm A100 and Pentax RZ18

 Fujifilm A100 RZ18 
Screen typeFixed Fixed Fixed screen
Selfie screen Neither contains selfie screen
Touch friendly screen Neither contains Touch friendly screen

Fujifilm A100 vs Pentax RZ18 Physical Comparison

For those who are looking to carry around your camera frequently, you'll need to factor its weight and proportions. The Fujifilm A100 has got exterior measurements of 92mm x 61mm x 22mm (3.6" x 2.4" x 0.9") having a weight of 124 grams (0.27 lbs) and the Pentax RZ18 has measurements of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") with a weight of 178 grams (0.39 lbs).

Contrast the Fujifilm A100 versus Pentax RZ18 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ depending on the lens you have during that time. Here is the front view measurements comparison of the Fujifilm A100 against the RZ18.

Fujifilm A100 vs Pentax RZ18 size comparison

Looking at dimensions and weight, the portability grade of the Fujifilm A100 and RZ18 is 95 and 92 respectively.

Fujifilm A100 vs Pentax RZ18 top view buttons comparison

Fujifilm A100 vs Pentax RZ18 Sensor Comparison

Typically, its tough to see the contrast in sensor sizes just by checking out a spec sheet. The pic here might give you a better sense of the sensor measurements in the Fujifilm A100 and RZ18.

Clearly, both of those cameras enjoy the same exact sensor sizing albeit not the same resolution. You can count on the Pentax RZ18 to show greater detail because of its extra 6MP. Higher resolution will allow you to crop photographs far more aggressively. The more aged Fujifilm A100 will be behind when it comes to sensor tech.

Fujifilm A100 vs Pentax RZ18 sensor size comparison

Fujifilm A100 vs Pentax RZ18 Screen and ViewFinder

Fujifilm A100 vs Pentax RZ18 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Fujifilm A100 Portrait photography highlights
Pentax RZ18 Portrait photography highlights
19
manual focus not available
manual exposure not possible
cannot use external flash
megapixel count low (10 megapixels)
sensor is small (1/2.3")
lacks RAW format
36
focusing manually
megapixel count decent (16 megapixels)
manual exposure not available
can't use external flash
very small sensor (1/2.3")
has no RAW support
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Street Comparison

Fujifilm A100 Street photography info
Pentax RZ18 Street photography info
54
lighter than average in class (124 grams)
screen does not articulate
no image stabilization
sensor is small (1/2.3")
lacks RAW format
65
has image stabilization (Sensor-shift)
weather proof
lighter than competitors (178 grams)
screen is fixed
very small sensor (1/2.3")
has no RAW support
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Sports Comparison

Sports photography with Fujifilm A100
Sports photography with Pentax RZ18
16
no shutter priority
no image stabilization
megapixel count low (10 megapixels)
sensor is small (1/2.3")
lacks phase detect AF
46
great zoom range (25-450mm 18.0 x zoom)
has image stabilization (Sensor-shift)
megapixel count decent (16MP)
has tracking focus
weather proof
painfully slow continuous shooting (1.0 fps)
no shutter priority
very small sensor (1/2.3")
has no phase detect AF
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Travel Comparison

Fujifilm A100 Travel photography advice
Pentax RZ18 Travel photography advice
55
lighter than average in class (124 grams)
has built in flash
does not have Timelapse function
megapixel count low (10MP)
screen isn't selfie friendly
wide angle not great (36mm)
slow maximum aperture (f3.1)
71
lighter than competitors (178 grams)
weather proof
megapixel count decent (16 megapixels)
flash built-in
reasonably wide (25mm)
very long zoom (450mm)
lack of Timelapse function
doesn't have a selfie friendly screen
sluggish max aperture (f3.5)
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Landscape Comparison

Fujifilm A100 Landscape photography info
Pentax RZ18 Landscape photography info
22
manual focus not available
cannot change lenses (fixed lens mount)
wide angle not great (36mm)
slow maximum aperture (f3.1)
screen is somewhat small (2.7 inch)
manual exposure not possible
no image stabilization
megapixel count low (10 megapixels)
sensor is small (1/2.3")
lacks RAW format
does not have Timelapse function
49
focusing manually
reasonably wide (25mm)
decent sized screen (3")
has image stabilization (Sensor-shift)
megapixel count decent (16 megapixels)
weather proof
fixed lens (fixed lens mount)
sluggish max aperture (f3.5)
manual exposure not available
very small sensor (1/2.3")
has no RAW support
lack of Timelapse function
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Vlogging Comparison

Vlogging with Fujifilm A100
Vlogging with Pentax RZ18
25
lighter than average in class (124 grams)
wide angle not great (36mm)
slow maximum aperture (f3.1)
screen isn't selfie friendly
no image stabilization
low video resolution (640 x 480 pxls)
does not have external microphone socket
30
reasonably wide (25mm)
has image stabilization (Sensor-shift)
lighter than competitors (178g)
sluggish max aperture (f3.5)
doesn't have a selfie friendly screen
low res video (1280 x 720 pixels)
lack of microphone socket
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Fujifilm A100 vs Pentax RZ18 Specifications

Detailed spec comparison table for Fujifilm A100 and Pentax RZ18
 Fujifilm FinePix A100Pentax Optio RZ18
General Information
Brand FujiFilm Pentax
Model Fujifilm FinePix A100 Pentax Optio RZ18
Class Small Sensor Compact Small Sensor Superzoom
Introduced 2009-02-04 2011-09-12
Physical type Compact Compact
Sensor Information
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.08 x 4.56mm
Sensor area 28.1mm² 27.7mm²
Sensor resolution 10 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 4:3 and 3:2 1:1, 4:3 and 16:9
Highest resolution 3648 x 2736 4608 x 3456
Highest native ISO 1600 6400
Lowest native ISO 100 80
RAW pictures
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points - 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 36-107mm (3.0x) 25-450mm (18.0x)
Maximum aperture f/3.1-5.6 f/3.5-5.9
Macro focus distance 5cm 4cm
Crop factor 5.8 5.9
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 2.7 inch 3 inch
Screen resolution 230k dots 460k dots
Selfie friendly
Liveview
Touch functionality
Screen tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 8 seconds 4 seconds
Maximum shutter speed 1/2000 seconds 1/2000 seconds
Continuous shooting rate - 1.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Set WB
Image stabilization
Built-in flash
Flash range 3.90 m 2.80 m
Flash options Auto, On, Off, Slow sync, Red-eye reduction, Forced Flash, Suppressed Flash Auto, On, Off, Red-eye, Soft
External flash
AEB
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Highest video resolution 640x480 1280x720
Video format Motion JPEG Motion JPEG
Microphone port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 124g (0.27 pounds) 178g (0.39 pounds)
Dimensions 92 x 61 x 22mm (3.6" x 2.4" x 0.9") 97 x 61 x 33mm (3.8" x 2.4" x 1.3")
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 model - D-LI92
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC card, Internal SD/SDHC/SDXC, Internal
Card slots 1 1
Launch pricing $0 $210