Studio listings label every studio classical, contemporary, or mixed-method. This page explains what each label means, where it came from, and why a practitioner might prefer any of the three.
Three paths from one practice
Classical, contemporary, and mixed are all Pilates. They came from the same practice — the work Joseph Pilates developed and taught at his New York studio with his wife Clara Pilates from 1926 onward — and have taken different paths since. Pilates called the work Contrology; the term he used for the core muscles his exercises engage was the Powerhouse. His mat repertoire is set down in Return to Life Through Contrology (1945) and still in print.
The boundaries between the three labels are real but contested — Wikipedia notes there are no well-defined criteria for distinguishing classical from contemporary — and they mean somewhat different things at different studios.
Classical Pilates
Classical Pilates aims to preserve the work as Joseph Pilates taught it: the original repertoire, the original exercise order, and apparatus built to his original specifications. Classical Pilates is "Joseph Pilates actual exercises executed in the order he created with his intentions" (The Vertical Workshop). A classical teacher follows the set mat and reformer orders every time.
Classical training programs include Romana's Pilates, which descends from Romana Kryzanowska — a direct student of Joseph Pilates — along with Power Pilates and Fletcher Pilates, founded by the Elder Ron Fletcher. Apparatus matters as much as repertoire: Gratz and Pilates Designs build to Joseph Pilates's original specifications and are standard in classical studios. Contrology by Balanced Body — a classical-spec line from a manufacturer whose main catalog is contemporary — exists because demand for classical-feel apparatus is steady enough to support it.
Why lineage matters in classical contexts
Lineage is the chain of teachers tracing back to Joseph Pilates through which a practitioner learned the method, and generations are the steps in that chain — the Elders who studied directly with Joseph are first-generation, their students second-generation, and so on. In classical settings, knowing a teacher's lineage is treated as a meaningful credential. In contemporary settings, training-program affiliation and certification carry more of the signal.
Contemporary Pilates
Contemporary Pilates adapts Joseph Pilates's work using modern biomechanics, motor-learning research, and rehabilitation science — research that did not exist when the original repertoire was set down. Contemporary programs may add new exercises, modify traditional ones, or restructure how the method is taught.
The largest contemporary programs are STOTT PILATES (produced by Merrithew), Polestar Pilates, BASI Pilates, Peak Pilates, and Balanced Body's teacher-training arm. Merrithew describes STOTT PILATES as "a contemporary method" that is "Built on biomechanics and backed by over three decades of research" (Merrithew). Polestar was founded by a physical therapist and is grounded in rehabilitation. Balanced Body is also the largest contemporary equipment manufacturer.
Contemporary apparatus reflects the same posture. The Tower — a wall-mounted unit that does much of what the Cadillac does in less space — is now common; the Springboard fills a similar role at lower cost.
Mixed-method studios
The Pilates Index labels a studio mixed-method when it offers both classical and contemporary instruction under one roof, taught by teachers trained in each, with classes clearly labeled. Mixed-method studios may also offer other movement modalities alongside Pilates.
The divergence between classical and contemporary happened for several reasons at once: the work evolved naturally over decades, classical training scales slowly through small cohorts, and the 2000 trademark ruling made "Pilates" a generic term in the U.S. — though many contemporary programs predate the ruling. No single driver is the whole story.
Why some practitioners prefer each
Some prefer classical because they value fidelity to the original — the set order, the original apparatus dimensions, the unbroken chain of teaching back to Joseph Pilates. As one classical teacher writes, "doing it all Mr. Pilates way truly crafts the body and mind into balance" (The Vertical Workshop).
Some prefer contemporary because it incorporates research from outside the original system. Contemporary programs also commonly offer modular paths — mat-only, reformer-only — and population-specific specializations as standalone credentials, where classical treats the method as a single integrated system across all apparatus.
Some prefer mixed-method studios because they want both options accessible without committing to a school — room to try classical and contemporary instruction, see how each feels, and decide.
None of the three is the right starting point in the abstract. Each rewards a different kind of attention.