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Sony HDR-AS300 Action Camera

The Sony HDR-AS300 is a 8.57 megapixels (gross), 8.18 megapixels (effective for video), 12.0 megapixels (still image max) 1/2.5 inch action camera — with 1920 x 1080 video. Check GearFocus for current availability, with buyer protection on every purchase.

Sony HDR-AS300 Action Camera

Sony HDR-AS300 Action Camera

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Camera OverviewSony HDR-AS300

The Sony HDR-AS300 is a compact Full HD action camera built around a 1/2.5-inch sensor with 8.57 megapixels gross resolution and powered by the BIONZ X image processor. It captures video at up to 1920x1080 at frame rates ranging from 24p through 60p, and can shoot slow-motion footage at 1280x720 120p or 800x480 240p — giving shooters meaningful flexibility for action and slow-motion sequences. Still images are captured at a maximum resolution of 4608x2592 (12.0 MP, 16:9), with burst mode available at up to 10 frames per second.

The camera uses Optical Image Stabilization (OIS) to help control camera shake during dynamic shooting situations. ISO sensitivity spans from 50 to 3200, and color profile options include Standard, Underwater, and Vivid for both photo and video. Connectivity is well-rounded for an action camera, with built-in Wi-Fi, Bluetooth, USB, Micro HDMI output, and a stereo mini-jack microphone input.

Storage is handled via microSD, microSDHC, microSDXC, or Memory Stick cards. The body weighs just 84 grams and measures 83.0x47.0x29.4mm. It carries a Water Resistant bodyDesign rating, with full waterproof capability available via the optional MPK-UWH1 housing.

Battery life is rated at up to 135 minutes during 1080/30p recording with Wi-Fi off, using the NP-BX1 rechargeable battery pack. There is no built-in display or viewfinder.

Key FeaturesSony HDR-AS300

1080p Full HD Video: Records at up to 1920x1080 60p, covering standard frame rates from 24p through 60p for smooth, broadcast-quality footage.

Slow-Motion Recording: Shoots at 120fps in 720p and up to 240fps at 800x480, enabling slow-motion playback for fast-moving action sequences.

Optical Image Stabilization: Built-in OIS reduces camera shake during dynamic movement, delivering smoother footage without relying on digital cropping.

BIONZ X Processor: Sony's BIONZ X image processor handles noise reduction and image rendering for consistent quality across photo and video modes.

Stereo Microphone Input: A 3.5mm stereo mini-jack allows connection of an external microphone for improved audio quality over the built-in mic.

Wi-Fi and Bluetooth: Built-in wireless connectivity enables remote control and footage transfer via the Sony PlayMemories Mobile app.

Camera SpecificationsSony HDR-AS300

Sony HDR-AS300 full specifications
SpecDetail
Use CasesSports, Adventure, Underwater
TypeOther
Sensor1/2.5 inch
Resolution8.57 megapixels (gross), 8.18 megapixels (effective for video), 12.0 megapixels (still image max)
ProcessorBIONZ X
ISO Range50 – 3200
AF SystemManual Focus Only
AF PointsNone
Max Photo Resolution4608 x 2592 (12.0 MP, 16:9)
Burst Rate10 fps
Max Video Resolution1920 x 1080
Max Frame Rate240fps

DescriptionSony HDR-AS300

The Sony HDR-AS300 action camera pairs a 1/2.5-inch sensor with the BIONZ X image processor to deliver Full HD video recording at up to 1920x1080 60p. For slow-motion work, the camera supports 1280x720 at 120p and 800x480 at 240p. Still images are captured at up to 4608x2592 (12.0 MP) with burst shooting at up to 10 frames per second.

The built-in Optical Image Stabilization (OIS) helps reduce camera shake during active use. The ISO range runs from 50 to 3200, and both photo and video modes offer Standard, Underwater, and Vivid color profiles. Connectivity includes Wi-Fi, Bluetooth, Micro HDMI output, USB, and a stereo mini-jack microphone input — a strong suite for an action camera.

The body weighs just 84 grams and measures 83.0x47.0x29.4mm, and is rated Water Resistant with full waterproofing available via the optional MPK-UWH1 housing. Storage is flexible, supporting microSD, microSDHC, microSDXC, and Memory Stick formats. The NP-BX1 battery is rated for up to 135 minutes at 1080/30p with Wi-Fi off.

Note that the camera has no built-in display or viewfinder and uses manual focus only.

ProsSony HDR-AS300

  • Optical Image Stabilization (OIS) built in for smoother handheld footage
  • Slow-motion capability up to 240fps at 800x480 and 120fps at 1280x720
  • Broad connectivity: Wi-Fi, Bluetooth, Micro HDMI, and a stereo mini-jack microphone input

ConsSony HDR-AS300

  • No built-in display or viewfinder — framing relies on external app or accessory
  • Maximum video resolution is 1080p; no 4K recording capability listed in specs
  • Full waterproofing requires the separately purchased MPK-UWH1 housing — body alone is only Water Resistant

VideosSony HDR-AS300

GoPro Hero5 Black Vs Sony HDR-AS300 Action CameraKLGadgetTV

Resources & DownloadsSony HDR-AS300

Manuals & Guides

Frequently Asked QuestionsSony HDR-AS300

Does the Sony HDR-AS300 have a built-in screen?+
No, the HDR-AS300 has no built-in display. The display type is listed as 'None (no built-in display)' in the specifications. Shooters will need to use an external device or compatible accessory for live framing and playback.
What is the maximum slow-motion frame rate on the HDR-AS300?+
The camera can record at up to 240fps at 800x480 resolution and up to 120fps at 1280x720. These are the two slow-motion options listed in the video frame rate specifications.
Is the HDR-AS300 waterproof?+
The body itself is rated Water Resistant according to the bodyDesign specifications. Full waterproofing is achieved using the optional MPK-UWH1 housing, which is referenced in the materials field but sold separately.
Can I plug an external microphone into the HDR-AS300?+
Yes, the camera includes a stereo mini-jack microphone input as listed under connectivity specifications. This allows you to connect an external stereo microphone for improved audio capture.
What memory cards does the HDR-AS300 accept?+
The camera supports microSD, microSDHC, microSDXC, and Memory Stick cards, giving users flexibility in storage media options.
How long does the battery last on the HDR-AS300?+
The NP-BX1 rechargeable battery pack is rated for up to 135 minutes of recording at 1080/30p with Wi-Fi turned off, according to the battery specifications.

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