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Gym Monster 3S Core, All-in-One Smart Home Gym for Full-Body Workouts

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$4,399
Sep 13 · Macy's
Best price
$4,399
−0% vs high
14-day high
$4,399
All stores
$4,399$4,399$4,399
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $4399.00 at Macy's. Highest: $4399.00. Current best is 0% below the 14-day high.

About this product

The Speediance GM3S Core is an all-in-one smart home gym designed for full-body workouts. It features a dual motor system with up to 260 lbs of bilateral resistance and 1 lb fine adjustment, supported by a high-rigidity frame. The unit includes a 23.8-inch rotatable 2K touch screen, voice control, ambient lighting, and AI-powered coaching with form correction. It offers over 1,000 built-in workout programs covering strength, cardio, and Pilates, with future updates planned via OTA. Designed for safety and compact storage, it folds flat with built-in wheels, requires no assembly, and has pedal slow fall and release cord protection. It replaces seven traditional gym machines and is powered by a 6 TOPS computing platform.

  • 260 lbs resistance with 1 lb adjustment
  • 23.8-inch rotatable 2K touch screen
  • AI coach with form correction
  • Folds flat with built-in wheels
  • No assembly required
  • Replaces 7 gym machines

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Gym Monster 3S Core, All-in-One Smart Home — Price History