Sunny Health & Fitness Twist Steppers with Resistance Bands
- Step Machine
- 250 pounds
- Alloy Steel
- 1
- Better rated than 58%
- More reviewed than 88%
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How it ranks among the 52 step machines we track
4.4★ across 3,804 Amazon ratings, Bayesian-smoothed toward the category average.
3,804 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
300+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 52 step machines we track - how the scorecard works · full step machines data report. Confidence: medium - useful but incomplete evidence.Last refreshed Jul 5, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Sunny Health & Fitness's Twist Stepper, model SF-S0979, is a mini stair stepper with a V shaped twisting motion, so the pedals swing side to side rather than moving straight up and down. It ships with adjustable resistance bands for arm and upper body work, hydraulic cylinders for the stepping resistance, and a digital monitor for time, count, and calories.
- V shaped twisting step motion
- Adjustable step height and resistance bands included
- Digital monitor for time, count, calories
- Hydraulic cylinders for quiet operation
Who it's for
Works well for people wanting a compact, low impact cardio option they can use in front of the television, including renters or apartment dwellers without room for a full stepper or bike. Less suited to anyone planning long, continuous steady state sessions.
What buyers say
From Amazon customer reviews.
Reviewers consistently call the setup quick and the stepper easy to use out of the box, with several using it daily in small apartments while watching TV. More than one buyer notes the twisting motion works the legs and core effectively, and one recommends keeping sessions to about 15 minutes at a time since the hydraulic cylinders heat up with longer continuous use.
Strengths and trade-offs
Drawn from this product's published specifications.
- Compact enough for small apartments or shared living spaces
- Quiet hydraulic operation suited to watching TV while working out
- Resistance bands add upper body work without extra equipment
- Hydraulic cylinders can heat up with continuous use, so sessions are best kept short
- Arm bands go unused by some buyers who focus on the stepping motion
Performance notes
Hydraulic cylinders provide the stepping resistance, and the tension knob adjusts range of motion, with a smaller range giving a higher step count for the same time. Reviewers who tracked their use describe running it in short sets, closer to 5 to 15 minutes at a time, consistent with the product's own guidance that continuous use can heat the cylinders.
Specifications
| Brand | Sunny |
|---|---|
| Model | SF-S0979 |
| Dimensions & fit | |
| Weight Capacity Maximum | 250 pounds |
| Item Weight | 19.4 pounds |
| Item Dimensions L x W x H | 19.3 × 17.9 × 14.2 inches |
| Construction & materials | |
| Material Type | Alloy Steel |
| Color | Grey |
| Included components | |
| Unit Count | 1 |
| Included Components | Stepper, User Manual |
| Warranty & support | |
| Warranty Description | 1 year |
| Other details | |
| Number of Batteries | 1 |
| Item Type Name | twist-stepper |
Other Sunny step machines
How it compares
This product against the closest alternatives we track in step machines.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Sunny Health & Fitness Twist Steppers with Resistance BandsThis product | 4.4 / 5 | 3,804 | 4.1 / 5 |
| SPORTSROYALS Stair StepperSPORTSROYALS | 4.3 / 5 | 6,746 | 4.3 / 5 |
| Niceday Steppers for ExerciseNiceday | 4.4 / 5 | 13,138 | 4.3 / 5 |
| Merach Rocking Steppers for Exercise at HomeMerach | 4.2 / 5 | 288 | 4.1 / 5 |
| Teeter FreeStep Recumbent Cross Trainer StepperTeeter | 4.6 / 5 | 199 | 4.0 / 5 |
Similar step machines from other brands
Questions about the Sunny SF-S0979
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
How long should I use the Sunny Twist Stepper per session?
Reviewers and the product's own guidance suggest short sets, around 15 minutes or less at a stretch, since the hydraulic cylinders can heat up with continuous use.
Does the Sunny Twist Stepper come with resistance bands?
Yes, adjustable resistance bands are included for arm, chest, back, and shoulder work alongside the stepping motion.
Is the Sunny Twist Stepper quiet enough for shared spaces?
Reviewers describe the hydraulic operation as quiet, calling it suitable for use while watching TV in a shared room.