JumpFlex
JumpFlex HERO 15ft
$1299Cheaper
Released 2024
Best Trampolines · head-to-head
JumpFlex HERO 15ft vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3)
A sourced, side-by-side comparison. JumpFlex HERO 15ft is cheaper at $1299. Every spec and price links to its source.
Which is better: the JumpFlex HERO 15ft or JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3)?
The JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) wins 1 of the 1 specs we compare head to head; the other wins 0. The JumpFlex HERO 15ft is the cheaper at $1299. Get the JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) for the stronger spec sheet, the JumpFlex HERO 15ft to spend less.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | JumpFlex HERO 15ft |  JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) |
|---|---|---|
| US price | $1299 | $1999 |
| Brand | JumpFlex | JumpKing |
| Released | 2024 | — |
| Shape | round | rectangular |
| Frame size (ft) | 15 | 10x18 |
| Jumping area sq (ft) | — | 128.5 |
| Spring system | coil-spring | coil-spring |
| Spring count | 96 | 128 |
| Spring length (in) | 7.1 | 8.5 |
| Max user weight (lb) | 350 | 260 |
| Total weight capacity (lb) | 550 | — |
| Galvanized frame | Yes | Yes |
| Warranty years | 10 | 5 |
| Astm certified | Yes | Yes |
Sources — JumpFlex HERO 15ft: jumpflex.com (verified 2026-07-11). JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3): bouncytrampolines.com (verified 2026-07-11).
What's the difference between the JumpFlex HERO 15ft and JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3)?
Where the two actually differ on the specs we track (6 of 11). Matching specs are omitted.
- Shape: JumpFlex HERO 15ft round vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) rectangular
- Frame size (ft): JumpFlex HERO 15ft 15 vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) 10x18
- Spring count: JumpFlex HERO 15ft 96 vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) 128
- Spring length (in): JumpFlex HERO 15ft 7.1 vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) 8.5
- Max user weight (lb): JumpFlex HERO 15ft 350 vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) 260
- Warranty years: JumpFlex HERO 15ft 10 vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) 5