Martial arts compared
Comparing “karate” to “Kung Fu” is inherently rough, because Kung Fu is not one thing. It ranges from external/hard styles (some Shaolin, Wing Chun’s trapping) to internal/soft styles (Tài Chi, Bāguà, Xíngyì) built on flow and relaxed power. Note too that karate’s Okinawan roots were themselves influenced by Chinese Kung Fu — the older characters 唐手 literally meant “China hand.”
Karate coalesced on Okinawa (18th–19th century) from indigenous “te” and Chinese influence, and spread to Japan in the 20th century through Funakoshi and others. Kung Fu is an umbrella for Chinese martial arts going back over a thousand years, associated with places like the Shaolin Temple and countless regional lineages.
Movement. Karate tends toward stable, defined stances and comparatively linear, direct movement. Many Kung Fu styles feature more circular footwork, flowing combinations, a wider vocabulary of hand shapes, and animal-inspired movement — ranging from Wing Chun’s very close trapping to long-range kicking styles.
Competition & pressure-testing. Karate has strong competitive structures (WKF point sparring, historically Olympic kumite). Kung Fu competition is more fragmented — modern wǔshù is largely a performance/forms sport (tàolù), with a separate full-contact format, sǎndǎ/sanshou (kickboxing with throws). Many traditional Kung Fu schools spar lightly or not at all — a genuine, frequently-debated criticism about practical pressure-testing.
Grappling. Both are primarily striking arts; sǎndǎ notably integrates throws and takedowns, and some traditional styles include qínná (joint-locking).