The GoPro Hero4 Silver and the Sony Action Cam Mini are two highly rated camcorders as of 2015. These two camcorders have received praise from both professional reviewers and customers. CNET has given the camcorders four out five stars, and customers rate them at 4.5 stars out of five.
The Hero4 Silver is capable of recording ultra-wide videos at 4K resolution. The camcorder is waterproof and features built-in Wi-Fi capabilities, microSD support and streaming to HDTVs at 1080p resolution. GoPro Hero4 Silver saves videos in MP4 format.
Also capable of high-resolution recording, Sony's camcorder uses the Tessar lens by ZEISS. It also features the SteadyShot electronic image stabilization technology and slow motion recording. The Action Cam Mini saves videos in MP4 or XAVC format.