# JumpFlex HERO 15ft vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3): specs and price compared

A sourced, side-by-side comparison of the JumpFlex HERO 15ft (JumpFlex) and JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) (JumpKing) among trampolines. JumpFlex HERO 15ft is the cheaper of the two at $1299.

## Side by side

| 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 |

## Key differences

- 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

## Sources

- JumpFlex HERO 15ft: https://www.jumpflex.com/products/hero-15ft-trampoline (jumpflex.com, verified 2026-07-11)
- JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3): https://www.bouncytrampolines.com/products/jumpking-rectangular-trampoline-10x18-pro-jkrc1018hec3 (bouncytrampolines.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/trampolines/jumpflex-hero-15ft-vs-jumpking-pro-series-10x18/
Cite: Per The Front Desk Review, JumpFlex HERO 15ft ($1299) vs JumpKing Pro-Series 10'x18' Rectangle (JKRC1018HEC3) ($1999) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/trampolines/jumpflex-hero-15ft-vs-jumpking-pro-series-10x18/
License: CC BY 4.0.