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Nikon L21 vs Pentax K-3

Portability
93
Imaging
32
Features
11
Overall
23
Nikon Coolpix L21 front
 
Pentax K-3 front
Portability
59
Imaging
66
Features
85
Overall
73

Nikon L21 vs Pentax K-3 Key Specs

Nikon L21
(Full Review)
  • 8MP - 1/2.3" Sensor
  • 2.5" Fixed Display
  • ISO 64 - 1600
  • 640 x 480 video
  • 38-136mm (F3.1-6.7) lens
  • 169g - 92 x 67 x 28mm
  • Announced February 2010
Pentax K-3
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Released April 2014
  • Renewed by Pentax K-3 II
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Nikon L21 vs Pentax K-3 Overview

Lets look more closely at the Nikon L21 and Pentax K-3, former is a Small Sensor Compact while the other is a Advanced DSLR by rivals Nikon and Pentax. There is a substantial difference between the resolutions of the L21 (8MP) and K-3 (24MP) and the L21 (1/2.3") and K-3 (APS-C) posses different sensor measurements.

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The L21 was launched 5 years earlier than the K-3 which is quite a big difference as far as tech is concerned. The two cameras have different body design with the Nikon L21 being a Compact camera and the Pentax K-3 being a Mid-size SLR camera.

Before diving into a step-by-step comparison, here is a simple synopsis of how the L21 matches up versus the K-3 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Nikon L21 over the Pentax K-3

 L21 K-3 

Reasons to pick Pentax K-3 over the Nikon L21

 K-3 L21 
ReleasedApril 2014February 2010Newer by 50 months
Manual focus More precise focusing
Display dimensions3.2"2.5"Larger display (+0.7")
Display resolution1037k230kCrisper display (+807k dot)

Common features in the Nikon L21 and Pentax K-3

 L21 K-3 
Display typeFixed Fixed Fixed display
Selfie screen Neither provides selfie screen
Touch display Neither provides Touch display

Nikon L21 vs Pentax K-3 Physical Comparison

When you are intending to travel with your camera, you should factor its weight and size. The Nikon L21 provides exterior dimensions of 92mm x 67mm x 28mm (3.6" x 2.6" x 1.1") and a weight of 169 grams (0.37 lbs) and the Pentax K-3 has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).

Check out the Nikon L21 and Pentax K-3 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ dependant on the lens you have attached at that moment. Underneath is a front view sizing comparison of the L21 against the K-3.

Nikon L21 vs Pentax K-3 size comparison

Taking into account size and weight, the portability score of the L21 and K-3 is 93 and 59 respectively.

Nikon L21 vs Pentax K-3 top view buttons comparison

Nikon L21 vs Pentax K-3 Sensor Comparison

Usually, it's difficult to imagine the difference between sensor dimensions simply by checking technical specs. The pic here should offer you a better sense of the sensor dimensions in the L21 and K-3.

As you can tell, both of those cameras provide different resolutions and different sensor dimensions. The L21 featuring a tinier sensor is going to make achieving shallow depth of field trickier and the Pentax K-3 will give more detail utilizing its extra 16MP. Greater resolution will also let you crop photos more aggressively. The more aged L21 is going to be behind when it comes to sensor tech.

Nikon L21 vs Pentax K-3 sensor size comparison

Nikon L21 vs Pentax K-3 Screen and ViewFinder

Nikon L21 vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon L21 Portrait photography information
Pentax K-3 Portrait photography information
19
focusing manually not possible
manual exposure not available
cannot use external flash
megapixel count low (8 megapixels)
small sensor (1/2.3")
lack of RAW format
79
focusing manually
good resolution (24 megapixels)
sensor size is decent (APS-C)
offers face detection autofocus
delivers RAW formats
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Street Comparison

Nikon L21 Street photography factors
Pentax K-3 Street photography factors
46
no articulating screen
no image stabilization
small sensor (1/2.3")
lack of RAW format
69
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW formats
weather proofing
great high ISO (51,200)
no articulating screen
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Sports Comparison

Nikon L21 as a Sports photography camera
Pentax K-3 as a Sports photography camera
16
no shutter priority
no image stabilization
megapixel count low (8 megapixels)
small sensor (1/2.3")
lack of phase detect autofocus
76
maximum shutter speed is high (1/8,000s)
image stabilization (Sensor based)
good resolution (24 megapixels)
sensor size is decent (APS-C)
offers tracking autofocus
weather proofing
comes with phase detect autofocus
bad battery life (560 per charge)
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Travel Comparison

Nikon L21 Travel photography advice
Pentax K-3 Travel photography advice
50
has built in flash
doesn't have Time Lapse recording
megapixel count low (8MP)
does not have a selfie friendly display
wide angle not great (38mm)
slow maximum aperture (f3.1)
60
weather proofing
good resolution (24 megapixels)
has built in flash
bad battery life (560 shots)
does not have a selfie friendly display
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Landscape Comparison

Nikon L21 Landscape photography highlights
Pentax K-3 Landscape photography highlights
22
focusing manually not possible
lens is fixed (fixed lens mount)
wide angle not great (38mm)
slow maximum aperture (f3.1)
tiny screen (2.5 inches)
manual exposure not available
no image stabilization
megapixel count low (8MP)
small sensor (1/2.3")
lack of RAW format
doesn't have Time Lapse recording
78
focusing manually
interchangeable lenses (Pentax KAF2 mount)
pretty good screen size (3.2 inches)
image stabilization (Sensor based)
good resolution (24 megapixels)
sensor size is decent (APS-C)
no low pass filter
great high ISO (51,200)
delivers RAW formats
weather proofing
2 card slots
bad battery life (560 CIPA)
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Vlogging Comparison

Nikon L21 as a Vlogging camera
Pentax K-3 as a Vlogging camera
21
wide angle not great (38mm)
slow maximum aperture (f3.1)
does not have a selfie friendly display
no image stabilization
low res video (640 x 480 resolution)
doesn't have external mic socket
34
image stabilization (Sensor based)
offers face detection autofocus
video res high (1920 x 1080 pxls)
does have external microphone support
does not have a selfie friendly display
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Nikon L21 vs Pentax K-3 Specifications

Detailed spec comparison table for Nikon L21 and Pentax K-3
 Nikon Coolpix L21Pentax K-3
General Information
Company Nikon Pentax
Model type Nikon Coolpix L21 Pentax K-3
Type Small Sensor Compact Advanced DSLR
Announced 2010-02-03 2014-04-10
Physical type Compact Mid-size SLR
Sensor Information
Chip Expeed C2 Prime III
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.08 x 4.56mm 23.5 x 15.6mm
Sensor area 27.7mm² 366.6mm²
Sensor resolution 8MP 24MP
Anti alias filter
Aspect ratio 4:3 and 16:9 3:2
Max resolution 3648 x 2736 6016 x 4000
Max native ISO 1600 51200
Minimum native ISO 64 100
RAW format
Autofocusing
Manual focusing
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points - 27
Cross type focus points - 25
Lens
Lens mount type fixed lens Pentax KAF2
Lens zoom range 38-136mm (3.6x) -
Highest aperture f/3.1-6.7 -
Macro focusing range 5cm -
Amount of lenses - 151
Crop factor 5.9 1.5
Screen
Type of display Fixed Type Fixed Type
Display size 2.5 inches 3.2 inches
Resolution of display 230k dots 1,037k dots
Selfie friendly
Liveview
Touch operation
Display tech - TFT LCD monitor
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.64x
Features
Minimum shutter speed 8 secs 30 secs
Fastest shutter speed 1/2000 secs 1/8000 secs
Continuous shutter rate - 8.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance - 13.00 m (at ISO 100)
Flash options Auto, On, Off, Red-eye, Fill-in, Slow Syncro Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize - 1/180 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Max video resolution 640x480 1920x1080
Video data format Motion JPEG MPEG-4, H.264
Microphone support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 169 gr (0.37 lb) 800 gr (1.76 lb)
Physical dimensions 92 x 67 x 28mm (3.6" x 2.6" x 1.1") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO Overall rating not tested 80
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 13.4
DXO Low light rating not tested 1216
Other
Battery life - 560 shots
Form of battery - Battery Pack
Battery ID 2 x AA D-LI90
Self timer Yes Yes ( 2 or 12 seconds)
Time lapse recording
Storage type SD/SDHC, Internal Dual SD/SDHC/SDXC
Card slots 1 Dual
Retail price $180 $639