You may not need to change the camera that you already have.
An easy test to see if it is adequate for video is to see if it will record in 4K.
For most purposes Full HD (1080 x 1920) would do, but if you are going to try and place your video with a stock library (see the section on Publishing your video) they would always prefer 4K over Full HD.
If, however, you want to improve the quality of your video output you will want to know which cameras are likely to do the best job.
Here are a few suggestions - but choose on the basis of what you want to do with the videos that you create
These are the cameras that we carry with us all of the time.
Their capability varies with phone model. Only the most expensive come up to the quality of the cameras described below.
Video capability may be enough for social media purposes but not always for more serious film making.
Two manufacturers have a reputation for mirrorless cameras with great video capabilities, these are Panasonic and Sony. In recent years they have been joined by Fuji. The models with the best/growing reputations are:
The best camcorders come from the same stables as the best of the mirrorless cameras, namely, Canon, Sony and Panasonic.Your choice will be led by your purposes and your budget.The prices range from over £4000 (GBP) to under £500 (GBP). It is also worth looking at models from Ordro and Peawolcy.
An excellent and very popular pocket sized action camera. The built-in gimbal is the secret to success as it provides 3-axis stabilisation helping content creators to capture smooth and sharp high resolution images and 4K/60fps videos.