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Bounce & Bolt

Trampolines Comparison

Springfree vs Spring Trampolines: Which Is Actually Safer for Kids?

Springfree moves the springs and frame out of the jumping zone; the best spring trampolines put the net inside the springs and pad the poles. Here is what each maker publishes, what the safety bodies say, and where the money goes.

By Mike M.Updated How we rate
Child's bare feet mid-jump on a trampoline mat in summer light
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Side by side

The picks on each side

Side by side on the spec sheet

SpecSpringfree Jumbo Square Trampoline (S155)Zupapa 15 ft No-Gap TrampolineJumpflex HERO 14 ft Trampoline
DesignPatented composite rods instead of springs lie beneath the jumping surface; SoftEdge mat; FlexiNet enclosureNot publishedNot published
EnclosureNot publishedNo-gap design: the enclosure net joins the jumping mat with no gap at the mat edge360-degree net clips down to the jumping mat all the way around (SafeSeal); self-closing entrance; 6 ft net height
PolesNot publishedLong net poles that reach the ground, wrapped in 10 mm foam; double-quantity curved poles on the current framesPatented poles curve away from the trampoline
Weight limitTested max weight capacity 1500 lb; single jumper weight capacity 220 lbMaximum weight capacity 425 lb (published for the 12, 14, 15 and 16 ft sizes)Max individual user weight 350 lb; total weight rating 550 lb
CertificationASTM F2225 and F381 named by SpringfreeTUV and ASTM certification stated by ZupapaBuilt to ASTM and CE safety certification standards
AnchoringGround Anchor kit sold separately (4 anchors; 8 for Jumbo models)Wind stakes and anti-slip parts includedNot published
ClearanceSpace required 23 ft x 23 ft, including 5 ft clearance on each sideNot publishedAllow 15.1 ft plus 3.3 ft of clear space all around
Warranty10-year warranty on all parts of the trampoline10 years frame; 2 years mat, pad, net and springs; lifetime on other accessories10-year frame warranty (USA)
As published by each maker on Sep 22, 2026; each value links to its source. 'Not published' means the maker's page does not give it.

Where Springfree wins

The hazards CPSC lists for spring trampolines are "falling on the trampoline springs or frame" and falls off the edge. Springfree's composite rods sit under the mat, the SoftEdge mat replaces the spring pad, and the FlexiNet is held by flexible rods instead of steel poles, so there is nothing hard to land on or hit at mat level. The warranty is 10 years on every part, which no spring trampoline on this site matches; the closest are AlleyOOP's lifetime frame with 5-year springs and pad, and Zupapa's 10-year frame with 2 years on the net and pad. Springfree also names its standards (ASTM F2225 and F381) rather than claiming generic compliance.

Where a good spring trampoline wins

Published limits. Springfree's single-jumper capacity is 220 lb on every model. Jumpflex prints 350 lb; Skywalker 275 lb; ACON 330 lb on its rectangle. A parent who will join the kids is over the Springfree number sooner than the others. Anchoring. Zupapa, Jumpzylla and ORCC ship stakes; Springfree's ground anchors are a separate set of 4, or 8 for Jumbo models. Price tier. We do not print prices, but Springfree sits well above the spring brands, often through Costco and dealers rather than Amazon. Mat per footprint. Springfree needs 23 x 23 ft for 155 sq ft of mat; a 15 ft Zupapa needs a similar circle for a similar area. The sizing math is on what size trampoline.

About the 90% claim

Springfree's product page says it is "the only trampoline to eliminate 90% of product related injuries." That is Springfree's claim about product-related injuries (springs, frame, falls off), and we report it as the maker's claim, not as a finding. The AAP's 2012 statement found that "most trampoline injuries occur with multiple simultaneous users on the mat" and that safety measures "have not appeared to mitigate risk substantially." A springless design cannot stop two kids colliding. The numbers behind that are on trampoline injury statistics.

Choose Springfree if / choose spring if

  • Choose Springfree if your worry is the springs and frame specifically, every jumper is under 220 lb, and the price tier and a separate anchor purchase are acceptable.
  • Choose a sewn- or clipped-net spring trampoline (Zupapa, Jumpflex, Skywalker no-gap) if you want the net inside the springs at a lower tier, a higher printed limit, or anchors in the box.
  • Choose neither yet if any jumper is under 6; CPSC says no full-size trampoline for that age. See trampoline age recommendations.

Springfree against Jumpflex specifically, model for model, is on Springfree vs Jumpflex. Springfree is also not the only springless design sold here: Vuly's Thunder puts leaf springs under the mat instead of rods and publishes a 330 lb single-user limit against Springfree's 220 lb, which we go through on the Vuly trampolines review. The full field is on best trampolines.

If you have decided on springless and only need to pick the size, the range is ranked on best springless trampolines.

In detail

Every contender, in full

Springfree Jumbo Square Trampoline (S155)

Pick Springfree if the springs are the worry

Springfree Jumbo Square Trampoline (S155)

9.5 / 10

Scored on the trampolines rubric

Rods under the mat, a flexible net on flexible rods, nothing rigid at jumping height, 10 years on every part. 220 lb single jumper, anchors extra.

Published specs (tap for source)

Design:Patented composite rods instead of springs lie beneath the jumping surface; SoftEdge mat; FlexiNet enclosureWeight limit:Tested max weight capacity 1500 lb; single jumper weight capacity 220 lbSize:13 ft x 13 ft jumping mat; 155 sq ft; 9 ft 4 in trampoline heightClearance:Space required 23 ft x 23 ft, including 5 ft clearance on each sideCertification:ASTM F2225 and F381 named by SpringfreeAnchoring:Ground Anchor kit sold separately (4 anchors; 8 for Jumbo models)Warranty:10-year warranty on all parts of the trampoline

Score by criterion, out of 10

Enclosure & edge design (30%)
9.8
Anchoring provision (20%)
9.0
Rated capacity & structure (20%)
9.2
Certification & standards (15%)
9.7
Install reality (15%)
9.5

Why we picked it

  • Springs, rigid poles and the frame edge are all moved out of the jumping zone by design
  • 10-year warranty on every part, the longest all-parts coverage here
  • Mat area equivalent to a 15 ft round in a 13 x 13 footprint

Good to know

220 lb single-jumper limit is below the Jumpflex HERO and Acon 16 HD

See today's price on the Springfree Jumbo Square

#ad · Price as of November 9, 2026 · Affiliate disclosure for the link to Springfree Jumbo Square Trampoline (S155)

Zupapa 15 ft No-Gap Trampoline

Pick a sewn-net spring trampoline for the same net logic at a lower tier

Zupapa 15 ft No-Gap Trampoline

9.6 / 10

Scored on the trampolines rubric

Net sewn to the mat inside the springs, curved foam poles, wind stakes in the box, 10-year frame. One 425 lb headline number.

Published specs (tap for source)

Enclosure:No-gap design: the enclosure net joins the jumping mat with no gap at the mat edgePoles:Long net poles that reach the ground, wrapped in 10 mm foam; double-quantity curved poles on the current framesWeight limit:Maximum weight capacity 425 lb (published for the 12, 14, 15 and 16 ft sizes)Certification:TUV and ASTM certification stated by ZupapaFrame:Hot-dip galvanized steel with an alloy steel frame; W-shaped legsSprings:108 springs on the 15 ft (120 on the 16 ft, 96 on the 14 ft, 72 on the 12 ft)Anchoring:Wind stakes and anti-slip parts includedAssembly:Item weight 259 lb; ships in 3 boxes (15 ft)Warranty:10 years frame; 2 years mat, pad, net and springs; lifetime on other accessories

Score by criterion, out of 10

Enclosure & edge design (30%)
9.7
Anchoring provision (20%)
9.7
Rated capacity & structure (20%)
9.2
Certification & standards (15%)
9.7
Install reality (15%)
9.5

Why we picked it

  • Net sewn to the mat, so there is no gap for a foot to slip between net and springs
  • Wind stakes are in the box, not a separate purchase
  • Both TUV and ASTM certification stated, with a 425 lb published capacity

Good to know

Zupapa publishes one 425 lb figure and does not separate a single-jumper limit from a structural limit

$649.99$699.99−7%Buy the Zupapa 15 ft No-Gap

#ad · Price as of November 9, 2026 · Affiliate disclosure for the link to Zupapa 15 ft No-Gap Trampoline

Springfree Large Oval Trampoline (O92)

Pick the oval Springfree for a narrow yard

Springfree Large Oval Trampoline (O92)

9.5 / 10

Scored on the trampolines rubric

Same design in an 18 x 23 ft space; 92 sq ft of mat.

Published specs (tap for source)

Design:Composite rods beneath the mat instead of springs; FlexiNet enclosureWeight limit:Tested max weight capacity 1500 lb; single jumper 220 lbSize:8 ft x 13 ft jumping mat; 92 sq ftClearance:Space required 18 ft x 23 ftCertification:ASTM F2225 and F381 namedWarranty:10-year warranty on all parts

Score by criterion, out of 10

Enclosure & edge design (30%)
9.8
Anchoring provision (20%)
9.0
Rated capacity & structure (20%)
9.2
Certification & standards (15%)
9.7
Install reality (15%)
9.5

Why we picked it

  • Fits a long, narrow lawn
  • Same springless edge design as the S155
  • 10-year all-parts warranty

Good to know

92 sq ft mat is small for the money

$1,849.00Buy the Springfree Large Oval

#ad · Price as of November 9, 2026 · Affiliate disclosure for the link to Springfree Large Oval Trampoline (O92)

JumpflexNo image

Pick Jumpflex for the highest printed limit

Jumpflex HERO 14 ft Trampoline

9.6 / 10

Scored on the trampolines rubric

350 lb per jumper, clip-down net, curved poles. Anchor kit separate.

Published specs (tap for source)

Weight limit:Max individual user weight 350 lb; total weight rating 550 lbEnclosure:360-degree net clips down to the jumping mat all the way around (SafeSeal); self-closing entrance; 6 ft net heightPoles:Patented poles curve away from the trampolineCertification:Built to ASTM and CE safety certification standardsSprings:88 springs, 7.1 in longFrame:Dual-ring frame; 1.7 in frame tube; galvanized inside and out with UV-resistant black powder coat; zero bolts, no weldsSize:15.1 ft overall diameter; 12.1 ft jumping mat; 2.9 ft floor to mat; 8.9 ft total heightClearance:Allow 15.1 ft plus 3.3 ft of clear space all aroundWarranty:10-year frame warranty (USA)

Score by criterion, out of 10

Enclosure & edge design (30%)
9.7
Anchoring provision (20%)
9.0
Rated capacity & structure (20%)
9.8
Certification & standards (15%)
9.5
Install reality (15%)
9.5

Why we picked it

  • Separate single-jumper (350 lb) and total (550 lb) ratings published
  • Net clips to the mat around the full circle; poles curve outward
  • Every dimension a yard plan needs is published, including required clearance

Good to know

Anchor kit is a separate accessory, not in the box

See today's price on the Jumpflex HERO 14 ft

#ad · Price as of November 9, 2026 · Affiliate disclosure for the link to Jumpflex HERO 14 ft Trampoline

How we picked

Why these picks made the list

Every pick is scored from the maker's published specs, manual and warranty terms on a safety rubric we publish (net and edge design, anchoring, rated capacity, standards, install reality), and the sources behind each number are listed at the bottom of the page.

Scores are our editorial judgment of that published information. Nobody pays for placement, and an unpublished spec is never guessed upward. See every rubric and weight.

Trampolines rubric

Enclosure & edge design
30%
Anchoring provision
20%
Rated capacity & structure
20%
Certification & standards
15%
Install reality
15%

FAQ

Questions parents ask

Is Springfree really safer?
By construction, yes: no springs, no rigid frame edge and no hard poles at mat height. It does not address on-mat collisions or flips, which the AAP identifies as the main injury mechanisms.
Why is the Springfree weight limit only 220 lb?
Springfree publishes a 1500 lb tested capacity and a 220 lb single-jumper capacity on every model. The rod design does not raise the per-jumper number; Jumpflex and ACON print higher limits on spring frames.
Do Springfree trampolines need anchoring?
Springfree sells a Ground Anchor kit in sets of 4, and 8 for Jumbo models, with installation manuals. It is not included with the trampoline.
Is Springfree worth the money?
If the spring and frame hazard is the reason you hesitated to buy a trampoline at all, it buys that specific thing plus a 10-year all-parts warranty. If your budget stops at the spring tier, a sewn-net Zupapa or clip-net Jumpflex buys the next-best design.

Related

Keep reading

Update log

What changed

  • First published.

Receipts

Sources

  1. 1.CPSC Publication 085, Trampoline Safety (PDF; fetched Sep 22, 2026)
  2. 2.PubMed abstract (PMID 23008455) of the AAP trampoline policy statement (retrieved Sep 22, 2026)
  3. 3.Springfree Trampoline: Jumbo Square S155 specifications and safety claims (checked Sep 22, 2026)
  4. 4.Springfree Trampoline: Large Oval O92 specifications (checked Sep 22, 2026)
  5. 5.Springfree Trampoline: Ground Anchor product page (checked Sep 22, 2026)
  6. 6.Zupapa: 1500LBS No-Gap Design Trampoline product page (checked Sep 22, 2026)
  7. 7.Jumpflex USA: HERO 14ft Trampoline specs (checked Sep 22, 2026)

Capacities, materials, anchoring provisions and warranty terms come from the maker's own listings and manuals (or a named retailer's listing where the maker doesn't publish them). Safety guidance is linked to CPSC, the AAP, ASTM or the study it came from. Buy buttons open the live Amazon listing, so you always see today's price. Read the full method.