SJCAM SJ6 Legend vs M20: Which One’s Better?

Before we go on with this SJCAM SJ6 Legend vs M20 comparison report, let’s mention a few things about the company…

One of the companies giving GoPro a run for its money is SJCAM, a company whose headquarters are in Shenzhen, China. The company has successfully marketed itself as a budget action camera brand, and to date, in addition to action cameras (4K and budget), it has produced an impressive line of dashcams, camera stabilizers, 360 cameras, and body cams.

The SJCAM SJ6 Legend and the M20 are classified under the company’s “4K Action Cameras” catalogue. In this comparison report, we’ll give you the key differences between these two models, and then tell you what you need to know – which of the two is for you.

Also read: GoPro Hero 5 vs YI 4K, The Ultimate Showdown

Comparison Chart: SJCAM SJ6 Legend vs M20

Let’s kickstart this SJCAM SJ6 Legend vs M20 comparison report with a straightforward chart highlighting the differences (and similarities) of their technical specs.

SJCAM 4K Camera
Model SJCAM SJ6 Legend SJCAM M20
Highest Photo Resolution 16MP 4608*3456 16MP 4608*3456
Highest Video Resolution 4K @ 24fps (2880*2160) interpolated 4K @ 24fps (2880*2160) interpolated
Sensor Panasonic MN34120PA Sony IMX206
Sensor Resolution 16 MegaPixels 16 MegaPixels
Chipset Novatek 96660 Novatek 96660
Screen Size 2″ LCD 1.5″ LCD
Image Stabilization
Wireless Remote
External Mic Support
Ports Mini USB Port
Mini USB Port
Maximum Storage 128GB 128GB
Battery Size 1050mAh 900mAh
Battery Life (Approx.) 130 mins 90 minutes
Body Plastic Plastic
Dimensions (L*W*H) 59×21.1×41 mm 40.14×37.18×48 mm
Weight 82 grams 55.5 grams
Max Bitrate Up to 30mbps Up to 30mbps
Video File Format MOV / MP4 MOV / MP4
Modes Timelapse, Burst mode, Car mode, Underwater mode, FPV mode, Slow motion, Video+Photo Mode, TV mode Video/Photo Mode, Playback Mode, VideoLapse, Slow Rec, PhotoLapse, Burst Mode, Underwater mode, FPV Mode, Motion Detection, Car Mode

Aditional Settings and Options
Distortion correction, Metering, 180 Degrees Rotate, Exposure Time, Adjustable FOV, Loop Recording, Double File, RAW Photos, GYRO, EV, Color, White Balance, Sharpness, Bitrate Auto Low light, Distortion correction, 180 Degrees Rotate, Long Exposure, Adjustable FOV, Loop Recording, Double File, RAW Photos, GYRO, EV, Color, White Balance, Sharpness, Bitrate

Key Differences

Before we proceed, here is one important note to take note of: Both are marketed as 4K cameras, but if you double-check, it’s “interpolated,” not native 4K.

Now… here lies the key differences of the SJCAM SJ6 Legend and the M20.

Screen and Screen Size

The SJ6 Legend has a bigger screen that measures 2 inches, which is 0.5 inches bigger than the 1.5-inch display of M20. Also, SJ6 Legend is touchscreen while M20 isn’t.

External Mic Support

The importance of clear and crisp audio cannot be overly emphasized especially if it adds to the video or film you’re trying to make. SJ6 Legend has external mic support features, but unfortunately, the M20 doesn’t.

Also read: GoPro Hero 5 Black vs SJ6 Legend: Comparison Report


The SJ6 Legend’s battery lasts longer. As advertised, it has a battery life of 130 minutes, which is 40 minutes more than the M20’s.


The SJ6 Legend is bigger and heavier.

Video Quality

In a test shot provided in this video, there is a noticeable difference in the overall quality of the footage.

The SJCAM M20’s video appears to be over-exposed, so much of the details are lost in the process especially in daylight. This is the opposite with the SJ6 Legend.

In another video testing these cameras in low-light conditions, it appears that the SJ6 Legend has a warmer footage and that the M20 has a cooler video output.

Also read: Sony AZ1 vs GoPro Hero 4, Which is the Better Action Camera?

Final Word: SJCAM SJ6 Legend vs M20

Based on the differences presented above, here’s our recommendation.

Although the SJCAM SJ6 Legend costs more, the price difference is not that steep, and it justifies the better features that you can get with the SJ6 Legend. For instance, longer battery life, bigger screen, and most importantly, better video quality. That said, we recommend that you buy the SJ6 Legend instead.

Where to Buy SJCAM SJ6 Legend and M20

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