Verdict: Bowflex Selecttech 840 undercuts Jaxjox Kettlebellconnect 2 by $79 while covering 8-40 lbs with dial adjustment per grounding facts. Jaxjox adds real-time tracking and reaches 42 lbs but at higher cost with 2021 release date. Bowflex is the stronger value pick for non-tracked use.
Bowflex Selecttech 840 lists at $150 while Jaxjox Kettlebellconnect 2 lists at $229 — Bowflex Selecttech 840 undercuts Jaxjox Kettlebellconnect 2 by $79 (53%).
Winner: Bowflex Selecttech 840
Bowflex Selecttech 840: 8/10
Jaxjox Kettlebellconnect 2: 7/10
| Bowflex Selecttech 840 | Jaxjox Kettlebellconnect 2 | |
|---|---|---|
| weight_range | 8-40 lbs | 12-42 lbs |
| tracking | None | Real-time rep/set/power |
| app_compatibility | JRNY | JAXJOX |
| adjustment_method | Dial | Bullet stacking |
Our pick: Bowflex Selecttech 840.
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