Pentax K-3 Mark III vs Fujifilm X30

In this comparison, we will evaluate the Pentax K-3 Mark III and the Fujifilm X30, highlighting the advantages of each over the other, discussing their pros and cons, shared strengths and weaknesses, and providing a rating based on their available features and specifications to assist you in choosing the one that best suits your needs.

Pentax K-3 Mark III was introduced in March 2021 and Fujifilm X30 was introduced in August 2014. Let us first list highlights of the models.

Now that we've looked at the most essential specifications and gained a basic understanding of these cameras, we can delve into more details and see the differences between them.

This section shows those features and specifications which are the reason to choose Pentax K-3 Mark III over Fujifilm X30.

This section shows those features and specifications which are the reason to choose Fujifilm X30 over Pentax K-3 Mark III.

We already listed pros and cons of each model. However, you may also find useful to look at their common strengths and weaknesses shown side-by-side.

Screen

Pentax K-3 Mark III has a 3.2" Fixed screen with 1,620k dot resolution and Fujifilm X30 has a 3.0" Tilting screen with 920k dot resolution. Tilting screen makes Fujifilm X30 very useful for photography purposes but not so useful for video shooting. Pentax K-3 Mark III also features touchscreen which has advantages such as easy menu navigation, intuitive controls, quick setting adjustment and most importantly a Touch-to-Focus functionality allowing users to select a specific point on the screen where they want the camera to focus. This feature can be helpful for achieving precise focus in both photo and video recording.

Viewfinder

Pentax K-3 Mark III has a built-in Optical (pentaprism) viewfinderFujifilm X30 has a built-in Electronic viewfinder with 2,360k dot resolution. They both have 100% coverage.

Pentax K-3 Mark III features a 25.73 megapixel APS-C CMOS sensor with dimensions of 23.3 x 15.5 mm and a total area of 361.2 mm². Its native ISO range is 100 - 1,600,000. Fujifilm X30 features a 12 megapixel 2/3-inch CMOS sensor with dimensions of 8.8 x 6.6 mm and a total area of 43.6 mm². Its native ISO range is 100 - 12,800.

Pentax K-3 Mark III is equipped with PRIME V processor and can take pictures up to 6192 x 4128 resolution. Fujifilm X30 is equipped with EXR Processor II processor and can take pictures up to 4000 x 3000 resolution. It can also take pictures with lower resolution like 4000 x 2664, 4000 x 2248, 2992 x 2992, 2816 x 2112, 2816 x 1864, 2816 x 1584, 2112 x 2112, 2048 x 1536, 2048 x 1360, 1920 x 1080, 1536 x 1536 with 1:1, 4:3, 3:2, 16:9 aspect ratios.

No Low-Pass Filter on Pentax K-3 Mark III

There is no optical low-pass filter (OLPF), also known as an anti-aliasing filter, in front of the sensor on Pentax K-3 Mark III. This results in a slightly sharper image but may also introduce moiré patterns and aliasing artifacts when photographing subjects with fine, repetitive patterns or details.

Image Stabilization

The cameras have a built-in image stabilization (5.5 stops of compensation in Pentax K-3 Mark III). On Pentax K-3 Mark III it means that you are still getting vibration reduction when it is paired with non-image stabilizied lenses. It also works with lenses with optical image stabilization and in combination can achieve even better compensation.

Built-in Wi-Fi

Cameras have built-in Wi-Fi (802.11b/g/n 2.4 GHz on Pentax K-3 Mark III) which allows to easily transfer photos and videos from the camera to other Wi-Fi-enabled devices, such as smartphones, tablets, printers, or computers. This eliminates the need for cables and allows for quick and convenient media sharing and social media integration. It gives you the ability to control your camera remotely using a smartphone or tablet. This is particularly useful for taking self-portraits, group shots, or capturing images in challenging conditions without having to touch the camera. Firmware updates can also be downloaded and installed wirelessly.
  Check out the cameras in our database that have built-in WiFi.

Bluetooth on Pentax K-3 Mark III

Pentax K-3 Mark III has a built-in Bluetooth which lets you to connect the camera to a smartphone or a dedicated remote control device. This allows you to remotely trigger the camera, adjust settings and controls remotely through a paired mobile app. While Wi-Fi is generally faster for transferring larger files, Bluetooth can be used for small, selective transfers, it can provide real-time information about your camera's battery status, memory card capacity, and other key settings directly on your paired smartphone or smartwatch.
  Check out the cameras in our database that have built-in Bluetooth.

USB Inputs and HDMI Outputs

Both models have USB inputs for data transfer. Pentax K-3 Mark III has a Micro HDMI and Fujifilm X30 has a Micro HDMI connector for video signal output.

Battery

Pentax K-3 Mark III comes with D-LI90 battery pack with battery life of 800 shots and Fujifilm X30 comes with NP-95 battery pack with battery life of 470 shots.

External Storage Slots

Pentax K-3 Mark III has two card slots - one for SD/SDHC/SDXC (UHS-II) and one for SD/SDHC/SDXC (UHS-I). Fujifilm X30 has a single SD/SDHC/SDXC card slot.

Shutter

Pentax K-3 Mark III has Electronic shutter. Shutter speed can go up to 1/8000 sec on Pentax K-3 Mark III, and up to 1/4000 sec on Fujifilm X30. Cameras can shoot continuously up to 12.0 fps.

Focusing

Pentax K-3 Mark III has 101 (25 cross-type) focusing points and Fujifilm X30 has 49 focusing points. Pentax K-3 Mark III has detection range from -4 to +18 EV.

Exposure

Exposure meterings of Pentax K-3 Mark III ranges from -3 to +20 EV and you can set the exposure compensation within the ±5 EV range on Pentax K-3 Mark III and ±3 range on Fujifilm X30. You can also do exposure lock, exposure bracketing and manual exposure adjustment on Pentax K-3 Mark III and exposure bracketing and manual exposure adjustment on Fujifilm X30.

Flash

Fujifilm X30 has a built-in flash with maximum range of 7.00 m and also accepts external flash which can be connected via Shoe Mount. Pentax K-3 Mark III has no built-in flash but an external flash may be connected via Hot Shoe or PC Terminal. The fastest flash synchronization speed is 1/200 sec on Pentax K-3 Mark III.

Pentax K-3 Mark III body has dimensions of 135 x 104 x 74 mm (5.31 x 4.09 x 2.91") and Fujifilm X30 body has dimensions of 119 x 72 x 60 mm (4.69 x 2.83 x 2.36"). Pentax K-3 Mark III weighs 820 g (1.81 lb / 28.92 oz) and Fujifilm X30 weighs 423 g (0.93 lb / 14.92 oz).

Pentax K-3 Mark III

Fujifilm X30

135 mm

104 mm

119 mm

72 mm

104 mm

72 mm

74 mm

60 mm