StairMaster
StairMaster 8Gx Gauntlet StepMill
$10099
Best Stair Climbers · head-to-head
StairMaster 8Gx Gauntlet StepMill vs Sunny Health & Fitness SF-S0870 Versa Stepper
A sourced, side-by-side comparison. Sunny Health & Fitness SF-S0870 Versa Stepper is cheaper at $119.99. Every spec and price links to its source.
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Sunny Health & Fitness
Sunny Health & Fitness SF-S0870 Versa Stepper
$119.99Cheaper
Which is better: the StairMaster 8Gx Gauntlet StepMill or Sunny Health & Fitness SF-S0870 Versa Stepper?
The Sunny Health & Fitness SF-S0870 Versa Stepper wins 1 of the 1 specs we compare head to head; the other wins 0. The Sunny Health & Fitness SF-S0870 Versa Stepper is the cheaper at $119.99. The Sunny Health & Fitness SF-S0870 Versa Stepper both leads on specs and costs less — the straightforward pick.
See StairMaster 8Gx Gauntlet StepMill on Amazon See Sunny Health & Fitness SF-S0870 Versa Stepper on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | StairMaster 8Gx Gauntlet StepMill | Sunny Health & Fitness SF-S0870 Versa Stepper |
|---|---|---|
| US price | $10099 | $119.99 |
| Brand | StairMaster | Sunny Health & Fitness |
| Released | — | — |
| Step height range (cm) | 20 | — |
| Resistance levels | 20 | — |
| Max user weight (kg) | 181 | 111 |
| Drive type | Electronically controlled, chain-driven alternator/brake | Dual hydraulic cylinders (independent-pedal versa stepper) |
| Step rate spm | 24-162 | — |
| Console programs | Apex 16in HD Touchscreen or Apex LED console; Quick Start, Manual, Fat Burner, Calorie Burner, Intervals, Bell-Shaped, Build, Mystery Challenge, Steady, Heart Rate Zone Trainer, Landmark Challenge (virtual world landmarks) | Battery-powered LCD (time, calories burned, total steps, steps-per-minute); includes 2x 15lb resistance bands for upper-body use |
| Flywheel weight (kg) | — | — |
| Dimensions (cm) | 147 x 86 x 200 | 53 x 39 x 30 |
Sources — StairMaster 8Gx Gauntlet StepMill: corehandf.com (verified 2026-08-01). Sunny Health & Fitness SF-S0870 Versa Stepper: sunnyhealthfitness.com (verified 2026-08-01).
What's the difference between the StairMaster 8Gx Gauntlet StepMill and Sunny Health & Fitness SF-S0870 Versa Stepper?
Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.
- Max user weight (kg): StairMaster 8Gx Gauntlet StepMill 181 vs Sunny Health & Fitness SF-S0870 Versa Stepper 111
- Drive type: StairMaster 8Gx Gauntlet StepMill Electronically controlled, chain-driven alternator/brake vs Sunny Health & Fitness SF-S0870 Versa Stepper Dual hydraulic cylinders (independent-pedal versa stepper)
- Console programs: StairMaster 8Gx Gauntlet StepMill Apex 16in HD Touchscreen or Apex LED console; Quick Start, Manual, Fat Burner, Calorie Burner, Intervals, Bell-Shaped, Build, Mystery Challenge, Steady, Heart Rate Zone Trainer, Landmark Challenge (virtual world landmarks) vs Sunny Health & Fitness SF-S0870 Versa Stepper Battery-powered LCD (time, calories burned, total steps, steps-per-minute); includes 2x 15lb resistance bands for upper-body use
- Dimensions (cm): StairMaster 8Gx Gauntlet StepMill 147 x 86 x 200 vs Sunny Health & Fitness SF-S0870 Versa Stepper 53 x 39 x 30