When comparing Armed Bear Common Lisp vs PicoLisp, the Slant community recommends PicoLisp for most people. In the question“What are the best Lisp dialects?” PicoLisp is ranked 9th while Armed Bear Common Lisp is ranked 19th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Can be integrated into java programs for scripting capabilities
Pro Fairly simple to learn and use
Written and interoperable with Java.
Pro Integrated database and Prolog engine
Pro Fast code execution speed
One of the fastest code execution speeds compared to other Lisp dialects.
Pro Simplicity
Compared to other Lisp dialects, it's simple and doesn't have unnecessary features.
Pro Tacit
Code written in is short and easier to understand most of the time.
Pro Foreign function interface
The language has built-in FFI for C and also interfaces with java(via ersatz)
Cons
Con The java API isn't always enough
Some of its features are made private and can't easily be modified from java.
Con Can be slow and clunky because of the java overhead
It is using java.
Java is slow.
Ergo: abcl is slow.
Con Lack of Floating point data type
The language does not have floating point numbers only scaled fix-point numbers. Scaling of numbers is more work than directly working with floats.