When comparing Bear vs Gingko, the Slant community recommends Gingko for most people. In the question“What is the best cross-platform note-taking app?” Gingko is ranked 21st while Bear is ranked 34th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Beautiful interface
Well-designed app.
Pro Easy to use
Pro Instant markdown preview in the editor while preserving original MD code
Pro Easy tagging
For example: #tag/sub tag/foo/bar #tag2/foo/bar
Pro Flawless sync
It's everything Dropbox Paper promised to be, but without the embarrassment. The notes are always in sync between devices.
Pro Lots of export formats
PDF, RTF, DOCX, HTML, TXT and MD.
Pro Hashtag support
Adding a hashtag with a keyword tags the note to make it easy to search.
Pro Simple to back up/export entire note database
Notes are exported as plain text, not a proprietary format, along with all embedded objects.
Pro You can customize colors
Pro Allows focusing on one piece of information at a time
Since Gingko documents are "trees", they are always organized on the go. And since everything is written in cards, it is possible to focus on one chunk of content at a time.
Pro Easy to overview
Despite the complexity of the tree structure, it's always clear where you are, and how to quickly add your thoughts.

Pro Markdown support
All formatting is done via Markdown.
Pro Non-linear
Non-linear notetaking allows you more flexibility, freedom and creativity.
Cons
Con Only subscription-based
Can not buy it straight up.
Con No Tabs - can only view 1 note at a time
Con No inline editing and markup of pictures
The only option is to open in an editor (thereby creating a copy) and saving it again.
Con Sometimes there are sync problems between iOS and macOS
Con Limited free version
The free version is limited to 100 cards and 10 documents. Depending on how you use it, this might not be enough.
