Osmo Action 4 Technical Specifications

General Dimensions 70.5×44.2×32.8 mm (L×W×H)
Weight 145 g
Waterproof 18 m without the Waterproof Case, 60 m with the Waterproof Case
Before use, close the battery compartment cover and the USB-C port cover, and tighten the Glass Lens Cover. It is recommended to install the Waterproof Case for long-duration underwater shooting or in environments with high water impact pressure. Osmo Action 4 and its Waterproof Case have an IP68 waterproof rating. Do not use the camera in hot springs or extreme underwater environments, or let it come into contact with corrosive or unknown liquids.
Number of Microphones 3
Touchscreens Front Screen: 1.4-inch 323 ppi 320×320
Rear Screen: 2.25-inch 326 ppi 360×640
Front/Rear Screen Brightness: 750±50 cd/m²
Supported SD Cards microSD (up to 512 GB)
Recommended microSD Cards Recommended models:
SanDisk Extreme Pro 32GB V30 A2 UHS-I Speed Grade 3
Kingston Canvas Go!Plus 64GB UHS-I Speed Grade 3
Kingston Canvas Go!Plus 128GB UHS-I Speed Grade 3
Kingston Canvas React Plus 64GB UHS-II Speed Grade 3
Kingston Canvas React Plus 128GB UHS-II Speed Grade 3
Kingston Canvas React Plus 256GB UHS-II Speed Grade 3
Lexar Pro 512GB SDXC UHS-I V30 R160/W120 (1066x)
Lexar Pro 256GB SDXC UHS-I V30 R160/W120 (1066x)
Camera Sensor 1/1.3-inch CMOS
Lens FOV: 155°
Aperture: f/2.8
Focus Range: 0.4 m to ∞
ISO Range Photo: 100-12800
Video: 100-12800
Electronic Shutter Speed Photo: 1/8000-30 s
Video: 1/8000 s to the limit of frames per second
Max Photo Resolution 3648×2736
Zoom Digital Zoom
Photo: 4×
Video: Max 2×
Slow Motion/Timelapse: Not available
Still Photography Modes Single: Approx. 10 MP
Countdown: Off/0.5/1/2/3/5/10 s
Standard Recording 4K (4:3): 3840×2880@24/25/30/48/50/60fps
4K (16:9): 3840×2160@100/120fps
4K (16:9): 3840×2160@24/25/30/48/50/60fps
2.7K (4:3): 2688×2016@24/25/30/48/50/60fps
2.7K (16:9): 2688×1512@100/120fps
2.7K (16:9): 2688×1512@24/25/30/48/50/60fps
1080p (16:9): 1920×1080@100/120/200/240fps
1080p (16:9): 1920×1080@24/25/30/48/50/60fps
Slow Motion 4K: 4× (120fps)
2.7K: 4× (120fps)
1080p: 8× (240fps), 4× (120fps)
Hyperlapse 4K/2.7K/1080p: Auto/×2/×5/×10/×15/×30
Timelapse 4K/2.7K/1080p@30fps
Intervals: 0.5/1/2/3/4/5/6/8/10/15/20/25/30/40 s
Duration: 5/10/20/30 mins, 1/2/3/5 hours, ∞
Stabilization EIS:
RockSteady 3.0
RockSteady 3.0+
HorizonBalancing
HorizonSteady EIS is not supported in Slow Motion and Timelapse modes. HorizonSteady is only available when the video resolution is 1080p (16:9) or 2.7K (16:9) with a frame rate of 60fps or below. HorizonBalancing is only available when the video resolution is 1080p (16:9), 2.7K (16:9), or 4K (16:9) with a frame rate of 60 fps or below.
Max Video Bitrate 130 Mbps
Supported File System exFAT
Photo Format JPEG/RAW
Video Format MP4 (H.264/HEVC)
Built-in Storage Capacity The camera does not have built-in storage, but storage capacity can be expanded by inserting a microSD card.
Audio Output 48 kHz 16-bit; AAC
Battery Type LiPo 1S
Capacity 1770 mAh
Energy 6.8 Wh
Voltage 3.85 V
Operating Temperature -20° to 45° C (-4° to 113° F)
Charging Temperature 5° to 40° C (41° to 104° F)
Operating Time 160 minutes
Tested at room temperature (25°C/77°F) and 1080p/24fps (16:9), with RockSteady on, Wi-Fi off, and screen off. This data is for reference only.
Connection Wi-Fi Operating Frequency 2.400-2.4835 GHz
5.150-5.250 GHz
5.725-5.850 GHz
Wi-Fi Protocol 802.11 a/b/g/n/ac
Wi-Fi Transmitter Power (EIRP) 2.4 GHz: < 15 dBm (FCC/CE/SRRC/MIC)
5.1 GHz: < 16 dBm (FCC/CE/SRRC/MIC)
5.8 GHz: < 14 dBm (FCC/CE/SRRC)
Bluetooth Operating Frequency 2.400-2.4835 GHz
Bluetooth Transmit Power (EIRP) <3 dBm
Bluetooth Protocol BLE 5.0