Pentax K-3 vs Fujifilm X-A3

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Pentax K-3 vs Fujifilm X-A3

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APS-C 366.6mm²
24.4 megapixels
ISO 100 - 51,200

Go in depth with our full Pentax K-3 Review.
How does it shoot? Pentax K-3 in the real world.
See real-world photos taken with the K-3.
Compare Pentax K-3 image quality against competitors.
What’s the bottom line? Read our Pentax K-3 conclusion.

APS-C 369.0mm²
24.2 megapixels
ISO 200 - 6400

Go in depth with our full Fujifilm X-A3 Review.
How does it shoot? Fujifilm X-A3 in the real world.
See real-world photos taken with the X-A3.

Succeeded by the Pentax K-3 II
Compare K-3 vs K-3 II

Succeeded by the Fujifilm X-A5
Compare X-A3 vs X-A5

Compare PENTAX K-3 II vs FUJIFILM X-A5

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Differences

Pentax K-3 advantages over Fujifilm X-A3

Lens selection
Excellent vs Good
Better lens selection gives you more options
Eye-level viewfinder
Eye-level vs Rear display only
You'll be able to frame photos even when the sun is out
In-Camera Image Stabilization
Yes vs No
Reduces the effects of camera shake at slower shutter speeds
Fast startup
~0.90 vs 2.0 sec
Faster startup lets you catch the moment
Longer stills battery life
More info

Longer stills battery life

Cameras with longer battery life can take more photos before exhausting their batteries.

Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

560 vs 410 shots
Capture more photos
More telephoto lens reach
203 mm vs 76 mm
Capture objects farther away with the kit lens
Top deck display
Yes vs No
Check settings with a screen on top of the camera
External Mic Jack
Jack vs No jack
Improved sound fidelity when shooting video
Less shutter lag
0.14 vs 0.37 sec
Focus and take a photo quickly (wide angle)
Dual card slots
Yes vs No
Gives you more storage flexibility
Headphone jack
Yes vs No
Monitor audio recording while you shoot video
Optional anti-aliasing filter
Optional vs Fixed
Lets you choose sharper photos or reduced moiré
Faster JPEG shooting
7.1 fps vs 5.9 fps
Faster JPEG shooting (burst mode)
Bigger JPEG buffer
75 vs 9 shots
Take more JPEG shots before waiting (burst mode)
Faster RAW shooting
7.1 fps vs 5.8 fps
Faster RAW shooting in burst mode
Bigger RAW buffer
24 vs 6 shots
Larger buffer for RAW shots (burst mode)
Higher extended ISO
51200 vs 25600 ISO
Higher extended ISO can give more low-light flexibility

Fujifilm X-A3 advantages over Pentax K-3

Touchscreen
Touch vs No touch
Interact with your camera just like your smartphone
In-camera panoramas
Yes vs No
Stitches multiple shots into a panoramic photo
Tiltable Screen
Tiltable vs Fixed
Tilt the screen for shooting flexbility
Built-in Wi-Fi
Wi-Fi vs None
Share your photos wirelessly
Thinner
40 mm vs 77 mm
Thinner
Lighter weight
534g vs 1240g
Lighter weight
Wider angle kit lens
24 mm vs 27 mm
Capture more of the scene with the included lens
Faster shutter
1/32000 vs 1/8000 sec
Shoot wide open in bright light

Similarities

Common Strengths

Focus peaking
Both provide
Your camera will highlight what's in focus
Internal flash
Both provide
Useful in a pinch for fill flash
HDMI out
Both provide
Use HDMI output to monitor or review video
Hot shoe
Both provide
Off-camera flashes open new possibilities
Bulb shutter
Both provide
Hold the shutter open manually for long exposures

Common Weaknesses

Tilt-swivel screen
Neither provide
Tilt and swivel the screen for maximum shooting flexibility
NFC
Neither provide
Simplifies pairing your camera with supported phones
Built-in Bluetooth
Neither provide
Always-on wireless connectivity
Built-in GPS
Neither provide
Geotag your photos
On-sensor phase detect
Neither provide
Usually improves live view and video AF performance
Slow-motion videos
Neither provide
Shoot slow-motion videos

User reviews

Amazon
Adorama
Read K-3 User Reviews

Amazon
Adorama
Read X-A3 User Reviews

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Buy the Pentax K-3

Body Only

Body Only
Kit with 18-135mm Lens

All K-3 Deals

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Buy the Fujifilm X-A3

Kit with 16-50mm Lens (Silver)

Kit with 16-50mm Lens (Silver)
Kit with 16-50mm Lens (Brown)
Kit with 16-50mm Lens (Pink)

All X-A3 Deals

Review Excerpt

Top-notch image quality; Great ergonomics in a compact body; Unique on-demand low-pass filtering; Broad sensitivity range; Large and bright viewfinder for an APS-C camera; Dual card slots; Optional Wi-Fi remote control
AE Lock button is poorly located; Below-average battery life for a DSLR; Rather dated-looking menu system; Requires a different battery grip accessory than its predecessors; Less third-party support than some rivals
Read our Pentax K-3 Review

Read our Fujifilm X-A3 Express Review

The Competition

Compared to Nikon D7100

Pentax K-3

Nikon D7100

$699
APS-C

Focus peaking
In-Camera Image Stabilization

$690
APS-C

Fast startup
Longer stills battery life

Compare Pentax K-3 vs Nikon D7100

Fujifilm X-A3

Nikon D7100

$549
APS-C

Focus peaking
Less expensive

$690
APS-C

Lens selection
Eye-level viewfinder

Compare Fujifilm X-A3 vs Nikon D7100

Compared to Nikon D5300

Pentax K-3

Nikon D5300

$699
APS-C

Focus peaking
In-Camera Image Stabilization

$549
APS-C

Tilt-swivel screen
Fast startup

Compare Pentax K-3 vs Nikon D5300

Fujifilm X-A3

Nikon D5300

$549
APS-C

Less expensive
Focus peaking

$549
APS-C

Lens selection
Tilt-swivel screen

Compare Fujifilm X-A3 vs Nikon D5300

Compared to Nikon D7200

Pentax K-3

Nikon D7200

$699
APS-C

Focus peaking
In-Camera Image Stabilization

$1016
APS-C

Fast startup
Built-in Wi-Fi

Compare Pentax K-3 vs Nikon D7200

Fujifilm X-A3

Nikon D7200

$549
APS-C

Focus peaking
Less expensive

$1016
APS-C

Lens selection
Eye-level viewfinder

Compare Fujifilm X-A3 vs Nikon D7200

Compared to Canon EOS M6

Pentax K-3

Canon EOS M6

$699
APS-C

Lens selection
Larger sensor

$399
APS-C

Touchscreen
Tiltable Screen

Compare Pentax K-3 vs Canon EOS M6

Fujifilm X-A3

Canon EOS M6

$549
APS-C

Lens selection
Larger sensor

$399
APS-C

Fast startup
NFC

Compare Fujifilm X-A3 vs Canon EOS M6

Compared to Fujifilm X-A5

Pentax K-3

Fujifilm X-A5

$699
APS-C

Lens selection
Eye-level viewfinder

$499
APS-C

Shoot 4K video
Touchscreen

Compare Pentax K-3 vs Fujifilm X-A5

Fujifilm X-A3

Fujifilm X-A5

$549
APS-C

Fast startup

$499
APS-C

Shoot 4K video
Built-in Bluetooth

Compare Fujifilm X-A3 vs Fujifilm X-A5

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