BowFlex
BowFlex Results Series 552 SelectTech Dumbbells
$399Cheaper
Released 2025
Best Adjustable Dumbbells · head-to-head
BowFlex Results Series 552 SelectTech Dumbbells vs SMRTFT NUOBELL 80lb Adjustable Dumbbells
A sourced, side-by-side comparison. BowFlex Results Series 552 SelectTech Dumbbells is cheaper at $399. Every spec and price links to its source.
Which is better: the BowFlex Results Series 552 SelectTech Dumbbells or SMRTFT NUOBELL 80lb Adjustable Dumbbells?
The BowFlex Results Series 552 SelectTech Dumbbells wins 1 of the 1 specs we compare head to head; the other wins 0. The BowFlex Results Series 552 SelectTech Dumbbells is the cheaper at $399. The BowFlex Results Series 552 SelectTech Dumbbells both leads on specs and costs less — the straightforward pick.
See BowFlex Results Series 552 SelectTech Dumbbells on Amazon See SMRTFT NUOBELL 80lb Adjustable Dumbbells 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 | BowFlex Results Series 552 SelectTech Dumbbells |  SMRTFT NUOBELL 80lb Adjustable Dumbbells |
|---|---|---|
| US price | $399 | $845 |
| Brand | BowFlex | SMRTFT |
| Released | 2025 | — |
| Weight range (lb) | 5–52.5 | 5–80 |
| Increments (lb) | 2.5 (first 25 lb), 5 thereafter | 5 |
| Adjustment type | dial | twist |
| Sold as | pair | pair |
| Max per dumbbell (lb) | 52.5 | 80 |
| Weight settings | 15 | 16 |
| Expandable | No | No |
Sources — BowFlex Results Series 552 SelectTech Dumbbells: bowflex.com (verified 2026-06-28). SMRTFT NUOBELL 80lb Adjustable Dumbbells: smrtft.com (verified 2026-06-27).
What's the difference between the BowFlex Results Series 552 SelectTech Dumbbells and SMRTFT NUOBELL 80lb Adjustable Dumbbells?
Where the two actually differ on the specs we track (5 of 7). Matching specs are omitted.
- Weight range (lb): BowFlex Results Series 552 SelectTech Dumbbells 5–52.5 vs SMRTFT NUOBELL 80lb Adjustable Dumbbells 5–80
- Increments (lb): BowFlex Results Series 552 SelectTech Dumbbells 2.5 (first 25 lb), 5 thereafter vs SMRTFT NUOBELL 80lb Adjustable Dumbbells 5
- Adjustment type: BowFlex Results Series 552 SelectTech Dumbbells dial vs SMRTFT NUOBELL 80lb Adjustable Dumbbells twist
- Max per dumbbell (lb): BowFlex Results Series 552 SelectTech Dumbbells 52.5 vs SMRTFT NUOBELL 80lb Adjustable Dumbbells 80
- Weight settings: BowFlex Results Series 552 SelectTech Dumbbells 15 vs SMRTFT NUOBELL 80lb Adjustable Dumbbells 16