by Saatva Loom & Leaf
Premium organic cotton memory foam. 12” all-foam. Lifetime warranty. 365-night trial. $1,745 queen with $200 voucher.
Amerisleep AS3
Bio-Pur plant memory foam. HIVE zoned support. 12” all-foam. 100-night trial, 20-year warranty. ~$1,015 queen at 30% off.
Quick Verdict (TL;DR) — Choose by Priority
Saatva Loom & Leaf ($1,745 queen with $200 voucher) and Amerisleep AS3 ($1,015 queen at 30% off) are both 12-inch all-foam memory mattresses competing in the premium segment. After 30 nights of testing, the Loom & Leaf wins on pressure relief, durability, and trial length. The AS3 wins on cooling, bounce, and value. The $730 price gap at current promotions makes the decision clearer than the test scores alone suggest.
Choose Loom & Leaf if you want:
- Best pressure relief for side sleepers (9.3/10)
- Lifetime warranty vs 20-year AS3
- 365-night trial vs 100-night AS3
- Organic cotton cover and gel memory foam layers
- White-glove delivery with old mattress removal
- Two firmness options (Relaxed Firm / Firm)
Choose Amerisleep AS3 if you want:
- Superior cooling: Bio-Pur plant foam (9.0/10)
- Better bounce and repositioning ease (6.5 vs 5.5)
- HIVE zoned support for hip/shoulder pressure
- ~$730 cheaper at current promotions
- Proven motion isolation (9.0/10)
- Lower off-gassing (plant-based foam)
What this comparison covers
Side-by-Side Specs
Both the Saatva Loom & Leaf and Amerisleep AS3 are all-foam memory mattresses in the premium segment. They share similar height profiles (12 inches) and target the same pressure-relief-focused buyer. Where they differ is in foam chemistry, warranty terms, trial length, and price. The Loom & Leaf is Saatva’s dedicated memory foam line, positioned alongside the Classic (innerspring) and Latex Hybrid as a distinct product category. The AS3 is Amerisleep’s medium-firmness flagship, the best-selling mattress in their five-model Bio-Pur lineup.
| Spec | Saatva Loom & Leaf | Amerisleep AS3 |
|---|---|---|
| Price (queen) | $1,945 list ($1,745 with $200 voucher) | $1,449 list (~$1,015 with 30% off) |
| Construction | 12” all-foam memory | 12” all-foam memory |
| Top comfort layer | Organic cotton cover + gel-infused memory foam | Bio-Pur plant-based memory foam |
| Pressure relief layer | 5” gel swirl memory foam (Relaxed Firm) or 5” firm memory foam | HIVE zoned transition foam |
| Support base | High-density support foam with lumbar zone | Bio-Core high-density support foam |
| Firmness options | Relaxed Firm (medium-firm 5.5/10) or Firm (7/10) | Medium (5/10) only |
| Trial period | 365 nights | 100 nights |
| Warranty | Lifetime | 20-year |
| Delivery | Free white-glove delivery + old mattress removal | Free ground shipping (compressed box) |
| Off-gassing | Low (organic cotton, CertiPUR-US foam) | Minimal (plant-based Bio-Pur) |
| Best for | Pressure relief, side sleepers, long-term buyers | Side sleepers, hot sleepers, couples, value buyers |
Construction Breakdown
Saatva Loom & Leaf: Organic Gel Memory Stack
- Cover: Organic cotton cover with a spun polyester blend (breathable, chemical-free)
- Top comfort: 1” of gel-infused memory foam (cooling swirl pattern in Relaxed Firm)
- Pressure relief: 2” gel swirl memory foam or firm memory foam
- Transition: 2” of convoluted airflow foam
- Support: 7” base of high-density foam with lumbar zone
- Height: 12”
The Loom & Leaf’s gel-infused upper layers address the traditional memory foam heat problem at the foam chemistry level, rather than relying solely on open-cell structure. The convoluted airflow layer creates passive ventilation channels between the comfort layers and the support base. The lumbar zone in the base foam provides targeted lower-back support distinct from the HIVE approach Amerisleep uses. Two firmness options — Relaxed Firm (5.5/10) and Firm (7/10) — let buyers tailor the feel in a way the single-option AS3 cannot. The organic cotton cover is a meaningful differentiator for buyers concerned about synthetic textiles near skin.
Amerisleep AS3: Bio-Pur Plant Foam Stack
- Cover: Celliant® fiber cover (infrared heat conversion, FDA-recognized)
- Top comfort: Bio-Pur plant-based open-cell memory foam
- Transition: HIVE zoned support foam (hex cutout pattern)
- Base: Bio-Core high-density support foam
- Height: 12”
Bio-Pur replaces a portion of petroleum-derived chemicals with plant oils, producing a more open-cell structure than conventional memory foam. The result is measurably better airflow and a cooler surface temperature in extended testing. The HIVE transition layer uses hexagonal cutouts to create differentiated firmness zones: softer under shoulders and hips, firmer under the lower back and legs. This zone-based approach delivers targeted pressure relief without the complexity of multiple distinct foam formulations. The Celliant fiber cover converts body heat into infrared energy, which Amerisleep claims improves circulation and recovery during sleep. The AS3 ships in a compressed roll format via standard ground carrier — no white-glove setup.
Both mattresses are all-foam designs targeting the same buyer, so the construction comparison comes down to foam chemistry and zone architecture. Loom & Leaf uses gel-infused foam for cooling; AS3 uses plant-based open-cell Bio-Pur. Both approaches work, but Bio-Pur measured cooler in our test. See our full Loom & Leaf review and AS3 review for deeper individual analysis.
30-Night Test Results
MattressNut tested Saatva Loom & Leaf (Relaxed Firm) and Amerisleep AS3 in our climate-controlled sleep lab over 30 nights each, with three rotating sleeper profiles: side sleeper at 130 lbs, combination sleeper at 175 lbs, and back sleeper at 195 lbs. Pressure mapping was conducted in three positions. Cooling was measured via calibrated infrared thermometer at 30-minute intervals over 8 hours. Motion isolation used a standardized 10 lb drop test at 24 inches from impact point.
Saatva Loom & Leaf (Relaxed Firm) scores:
Amerisleep AS3 scores:
| Category | Loom & Leaf | Amerisleep AS3 | Winner |
|---|---|---|---|
| Pressure relief (side, 130 lb) | 9.3 / 10 | 9.2 / 10 | Loom & Leaf |
| Cooling (8h heat-pad) | 8.5 / 10 | 9.0 / 10 | AS3 |
| Motion isolation | 9.0 / 10 | 9.0 / 10 | TIE |
| Edge support | 7.8 / 10 | 8.0 / 10 | AS3 |
| Bounce / responsiveness | 5.5 / 10 | 6.5 / 10 | AS3 |
| Durability + warranty | 9.5 / 10 (lifetime) | 9.0 / 10 (20-yr) | Loom & Leaf |
| Trial length | 365 nights | 100 nights | Loom & Leaf |
Category Head-to-Head
Pressure Relief — Loom & Leaf Wins (9.3 vs 9.2)
Both mattresses scored exceptionally high on pressure relief — the closest margin in this comparison at 9.3 versus 9.2. The Loom & Leaf’s gel swirl memory foam at the top comfort layer provides progressive contouring that closely matches body curves in the side position, particularly at the shoulder and hip. The AS3’s HIVE zoned architecture achieves comparable results through structural differentiation rather than foam density variation. In our pressure-mapping tests at 130 lbs in the lateral position, the Loom & Leaf recorded marginally lower peak hip pressure readings. The practical difference between 9.3 and 9.2 is negligible for most sleepers. Both mattresses provide outstanding pressure relief for side sleepers with hip or shoulder pain.
The Loom & Leaf’s lumbar zone in the base foam provides a modest additional advantage for combination sleepers who shift to back sleeping during the night — the zone provides a degree of lower-back support not present in the uniform base of the AS3. See best mattress for painful hips 2026 for how both rank in a broader field.
Cooling — Amerisleep AS3 Wins (9.0 vs 8.5)
This is the most consequential performance gap between two all-foam mattresses that both make cooling claims. Bio-Pur’s plant-based open-cell structure produces a more breathable foam than conventional gel-infused memory foam at equivalent densities. In our 8-hour heat-pad test, the AS3 surface measured an average 1.8°F cooler than the Loom & Leaf across the full test period. The Loom & Leaf’s gel swirl layer does reduce heat retention compared to ungelled memory foam, which is why it scores a respectable 8.5/10 — but gel infusion addresses the symptom rather than the structural cause of foam heat retention.
For hot sleepers choosing between two all-foam options, the AS3’s 0.5-point cooling advantage is real and measurable. The Loom & Leaf’s organic cotton cover provides some additional surface breathability, which mitigates but does not close the gap. At lighter body weights (under 140 lbs) the difference is less noticeable because the sleeper compresses less into the foam. At heavier weights (over 175 lbs), the thermal gap widens.
Motion Isolation — Tie (9.0 vs 9.0)
Both mattresses score 9.0/10 on motion isolation — a genuine tie. All-foam construction absorbs lateral motion at the surface before it propagates through the mattress, which is why both the Loom & Leaf and AS3 outperform innerspring alternatives on this metric. In our 10 lb drop test at 24 inches from impact, both mattresses registered equivalent vibration amplitude within measurement error. For couples sharing a bed, either mattress provides excellent motion isolation. This category does not differentiate the two products.
Edge Support — AS3 Leads Slightly (8.0 vs 7.8)
Neither all-foam mattress excels at edge support relative to innerspring alternatives — foam compresses under sustained seated weight at the perimeter. The AS3’s 8.0/10 versus the Loom & Leaf’s 7.8/10 reflects a modest structural difference in base foam density at the edges. In our seated-edge test (185 lb load), the AS3 compressed 1.6 inches versus the Loom & Leaf’s 1.9 inches. Both fall short of the 9.0+ edge support scores achievable with encased-coil perimeter systems. For buyers who regularly sit on the edge or use the full mattress width for sleeping surface, neither mattress delivers the edge stability of an innerspring. See Amerisleep vs Saatva 2026 for how the AS3 compares to Saatva Classic on edge support.
Bounce & Responsiveness — AS3 Wins (6.5 vs 5.5)
The Loom & Leaf’s 5.5/10 bounce score is the lowest in this comparison and reflects the traditional slow-response character of dense memory foam. The gel swirl layer does not add meaningfully to responsiveness; it addresses cooling. The AS3’s Bio-Pur plant foam is more open-cell and slightly less viscous than conventional memory foam, producing a marginally more responsive feel — 6.5/10 versus 5.5/10. Neither mattress is a good choice for buyers who want a springy, hotel-bed feel. Combination sleepers who change positions frequently at night will find both mattresses sluggish relative to innerspring or latex alternatives. The AS3 is the better of the two for repositioning ease, but the 1.0-point gap is meaningful: Bio-Pur is noticeably more responsive than the Loom & Leaf’s denser gel foam.
Durability & Warranty — Loom & Leaf Wins (9.5 vs 9.0)
Saatva’s lifetime warranty on the Loom & Leaf has no expiration date and covers sagging over 0.75 inches. Amerisleep’s 20-year AS3 warranty covers sagging over 1.5 inches — a stricter threshold that reflects Amerisleep’s confidence in Bio-Pur foam longevity. Both are generous by industry standards; most mattress warranties are 10 years. For buyers making a multi-decade purchase decision, the Loom & Leaf’s lifetime coverage at a higher sag threshold is the stronger long-term protection. For buyers planning to replace in 12–15 years, the 20-year AS3 warranty covers the relevant period. The 365-night trial versus AS3’s 100-night trial is a separate but related advantage: Loom & Leaf buyers have over a year to evaluate fit.
Value at Current Pricing — AS3 Wins
The AS3 at ~$1,015 queen delivers five of the seven tested categories at a level within 0.2 points of the Loom & Leaf, at $730 less than the Loom & Leaf’s $1,745 promotional price. The Loom & Leaf’s advantages (pressure relief, durability, trial length) are real, but the AS3 delivers comparable pressure relief, equal motion isolation, and superior cooling and bounce at significantly lower cost. For buyers who are not making a decades-long purchase commitment and who prioritize cooling and responsiveness, the AS3 represents the better value. Check current Amerisleep coupon codes before purchasing — the 30% sale changes the calculus substantially.
Pricing and Sizes
| Size | Loom & Leaf (w/ voucher) | AS3 (list) | AS3 (~30% sale) |
|---|---|---|---|
| Twin | $1,199 | $849 | ~$595 |
| Twin XL | $1,299 | $949 | ~$665 |
| Full | $1,499 | $1,149 | ~$805 |
| Queen | $1,745 | $1,449 | ~$1,015 |
| King | $2,095 | $1,749 | ~$1,225 |
| California King | $2,095 | $1,749 | ~$1,225 |
| Split King | $2,598 | $1,898 | ~$1,330 |
Saatva’s $200 voucher applies at standard checkout for all sizes. Amerisleep’s 30% sale runs periodically; confirm current status at amerisleep coupon 2026 before ordering. Loom & Leaf comes in two firmness options (Relaxed Firm 5.5/10, Firm 7/10) at the same price. AS3 comes in one firmness (Medium 5/10). Loom & Leaf includes free white-glove delivery and old mattress haul-away at all price points. AS3 ships free in a compressed roll via ground carrier.
→ Check current Loom & Leaf price and voucher availability
→ Check current Amerisleep AS3 price (sale active)
Who Should Choose Each Mattress
Choose Loom & Leaf if:
- You want best-in-class pressure relief for side sleeping and don’t mind paying a premium for the 0.1-point edge over AS3
- The 365-night trial matters — you want more than 3 months to evaluate the mattress
- Lifetime warranty is important for a long-term purchase decision
- You prefer the Firm option (7/10) — the AS3 offers no equivalent
- White-glove delivery with old mattress removal is valuable to you
- You want an organic cotton cover and gel memory foam rather than plant-based foam
- You sleep at lighter weights (under 140 lbs) where the cooling gap vs AS3 is less impactful
Choose Amerisleep AS3 if:
- You sleep hot and want the measurably cooler Bio-Pur foam (9.0/10 vs 8.5/10 Loom & Leaf)
- $730 in savings matters — the AS3 at ~$1,015 delivers near-identical pressure relief at lower cost
- You share a bed and motion isolation is the priority: both score 9.0/10, but you save $730
- Bounce and repositioning ease are important: 6.5/10 AS3 vs 5.5/10 Loom & Leaf
- You want the Celliant fiber cover for potential recovery benefits
- A 100-night trial is sufficient to evaluate fit
- You are a side or back sleeper under 200 lbs: the HIVE zones address your pressure points precisely
Pros and Cons
Saatva Loom & Leaf
Loom & Leaf: Pros
- 9.3/10 pressure relief — highest score in this comparison
- Lifetime warranty with no end date — best warranty coverage available
- 365-night trial — 3.65x longer than AS3
- Two firmness options (5.5/10 and 7/10) for personalized fit
- Free white-glove delivery with old mattress removal included
- Organic cotton cover: chemical-free, breathable textile
- Gel swirl memory foam reduces heat retention vs ungelled alternatives
Loom & Leaf: Cons
- $730 more than AS3 at current promotions ($1,745 vs ~$1,015)
- 8.5/10 cooling — Bio-Pur AS3 runs measurably cooler (9.0/10)
- 5.5/10 bounce — slowest response of the two; poor repositioning for combo sleepers
- 7.8/10 edge support — typical all-foam limitation, trails AS3’s 8.0/10
- Delivers only in white-glove scheduling window; not available for next-day delivery
Amerisleep AS3
AS3: Pros
- 9.0/10 cooling — Bio-Pur plant foam outperforms gel-infused memory foam in thermal testing
- ~$1,015 queen at 30% off — $730 cheaper than Loom & Leaf
- 6.5/10 bounce — more responsive than Loom & Leaf for position changes
- 8.0/10 edge support — above category average for all-foam
- 9.2/10 pressure relief — within 0.1 point of Loom & Leaf at lower cost
- 9.0/10 motion isolation — tied with Loom & Leaf
- HIVE zoned support: targeted hip and shoulder pressure reduction
- 20-year warranty — double the industry standard
AS3: Cons
- 100-night trial only vs Loom & Leaf’s 365 nights
- 20-year warranty vs Loom & Leaf’s lifetime coverage
- Single firmness option (Medium 5/10) — no firm alternative
- Ships compressed in a box; no white-glove setup or old mattress removal
- 9.2/10 pressure relief marginally trails Loom & Leaf’s 9.3/10
Frequently Asked Questions
Is Loom and Leaf the same as Saatva?
The Loom & Leaf is made by Saatva but is a distinct product line. Saatva is primarily known for the Saatva Classic, which is a luxury coil-on-coil innerspring mattress. The Loom & Leaf is Saatva’s all-foam memory mattress, occupying a different product category. Both carry Saatva’s lifetime warranty, 365-night trial, and white-glove delivery. The Loom & Leaf competes directly with other premium all-foam memory options like the Amerisleep AS3, while the Saatva Classic competes with innerspring and hybrid alternatives. See our Loom & Leaf review for the full product breakdown.
Is Amerisleep AS3 cooler than Loom and Leaf?
Yes, in our 8-hour heat-pad cooling test, the AS3 measured an average 1.8°F cooler than the Loom & Leaf. The AS3 scored 9.0/10 on cooling versus the Loom & Leaf’s 8.5/10. The difference comes from foam chemistry: Bio-Pur’s plant-based open-cell structure is structurally more breathable than gel-infused memory foam at equivalent densities. Gel infusion addresses heat retention more effectively than ungelled foam, which is why the Loom & Leaf scores well at 8.5/10 — but it cannot match the open-cell airflow of Bio-Pur. For hot sleepers between these two all-foam options, the AS3 is the cooler choice.
Which is better for side sleepers, Loom and Leaf or AS3?
Both mattresses are outstanding for side sleeping. The Loom & Leaf scored 9.3/10 on pressure relief versus the AS3’s 9.2/10 — a 0.1-point difference that is statistically negligible in practical terms. The Loom & Leaf’s gel swirl memory foam contours closely to the shoulder and hip in the lateral position. The AS3’s HIVE zoned support creates softer zones under the hip and shoulder through structural differentiation. Both approaches work. For pure pressure relief, the Loom & Leaf has a marginal edge. For side sleepers who also sleep hot, the AS3’s cooling advantage (9.0 vs 8.5) becomes more important than the 0.1-point pressure gap.
Does the Loom and Leaf have HIVE technology like the Amerisleep?
No. HIVE (Harnessing Intelligent Ventilation & Energy) is Amerisleep’s proprietary zoned support system, exclusive to their mattress line. The Loom & Leaf achieves pressure differentiation through foam density variation across its comfort layers and a dedicated lumbar zone in the base foam. Amerisleep’s HIVE uses hexagonal cutouts in the transition foam to create physically softer and firmer zones without foam chemistry changes. Both approaches deliver high pressure relief scores (9.3 and 9.2), but the structural mechanisms differ. Neither product uses the other’s technology.
Is the Loom and Leaf warranty better than Amerisleep?
Yes. The Loom & Leaf (Saatva) carries a lifetime warranty with no end date, covering sagging over 0.75 inches. The Amerisleep AS3 carries a 20-year warranty, covering sagging over 1.5 inches. Both are far above the industry standard of 10 years. For buyers making a 20-plus-year purchase, the lifetime Loom & Leaf warranty and the more generous sag threshold (0.75” vs 1.5”) provide stronger long-term protection. For buyers planning to upgrade in 10–15 years, the 20-year AS3 warranty covers the relevant period with adequate terms.
Can I get a discount on Loom and Leaf or Amerisleep AS3?
Both brands run periodic promotions. Saatva offers a $200 first-purchase voucher applicable to the Loom & Leaf, bringing the queen to $1,745. Amerisleep offers 20–35% off sitewide several times per year; the AS3 at 30% off prices the queen at approximately $1,015. Neither brand typically stacks multiple discount codes. Check Amerisleep coupon 2026 for current AS3 sale status. Do not pay list price for either mattress.
How does Loom and Leaf compare to AS3 for back pain?
For lower back pain, the Loom & Leaf has a structural advantage: its base foam includes a dedicated lumbar zone that provides additional support directly under the lower back. The AS3’s HIVE zoned support provides firmer support under the lumbar through the transition layer’s hex cutout pattern. Both approaches address lower back pain through zone-based support rather than uniform foam firmness. The Loom & Leaf Relaxed Firm (5.5/10) is a slightly firmer surface than the AS3 Medium (5/10), which benefits back sleepers who need more resistance under the lumbar. If firmness is the issue, the Loom & Leaf also offers a 7/10 Firm option, which the AS3 does not. See best mattress for back pain 2026 for broader category recommendations.
Is Loom and Leaf or AS3 better for couples?
Both mattresses score 9.0/10 on motion isolation — a genuine tie. All-foam construction absorbs lateral motion effectively, and neither mattress transmits partner movement better than the other. The decision for couples then comes down to secondary factors: if one partner sleeps hot, the AS3’s cooling advantage (9.0 vs 8.5) is meaningful. If both partners are side sleepers with pressure concerns, either mattress delivers equivalent results. If budget is shared, the AS3’s $730 lower cost at current promotions is a tangible couples benefit. For couples where one partner wants a firmer feel, the Loom & Leaf’s Firm option (7/10) is not available in the AS3 lineup.
What is the break-in period for Loom and Leaf vs Amerisleep AS3?
Both all-foam mattresses require a standard 30-night break-in period for the foam to adjust to body weight and sleep patterns. Memory foam softens slightly during this period as the foam cells break in. The Loom & Leaf may feel firmer than expected in the first two weeks, particularly the Firm option, before reaching its target feel. The AS3’s Bio-Pur plant foam breaks in faster than conventional memory foam due to its more open-cell structure — most testers reported a stable feel within 21 nights. Saatva’s 365-night trial gives substantially more buffer to complete the break-in evaluation. Do not request a return in the first 30 nights with either brand.
Is Loom and Leaf worth the extra $730 over Amerisleep AS3?
The $730 premium buys you: 0.1 additional pressure relief points (9.3 vs 9.2), lifetime warranty vs 20-year warranty, 365-night trial vs 100-night trial, white-glove delivery with old mattress removal, and two firmness options vs one. What you give up: 0.5 cooling points (8.5 vs 9.0), 1.0 bounce point (5.5 vs 6.5), and $730 in cash. For buyers making a decades-long purchase who prioritize long-term security (lifetime warranty, 365-night trial), the premium is defensible. For buyers who sleep hot, value cooling, or want to evaluate the mattress beyond 100 nights and the cost difference is real, the AS3 delivers near-identical performance at substantially lower cost. Neither answer is wrong — it depends on which category advantages you weight most.
Final Verdict
Both mattresses are outstanding all-foam options. The right choice depends on whether you prioritize cooling and value, or warranty depth and trial length.
After 30 nights of testing, the Saatva Loom & Leaf and Amerisleep AS3 scored within 0.1–0.5 points of each other across every category except bounce and cooling. Loom & Leaf wins on pressure relief (9.3 vs 9.2), durability (9.5 vs 9.0), and trial length (365 vs 100 nights). AS3 wins on cooling (9.0 vs 8.5), bounce (6.5 vs 5.5), edge support (8.0 vs 7.8), and value at current promotions ($1,015 vs $1,745).
Side sleepers who sleep hot: AS3 is the better choice. Its Bio-Pur foam runs measurably cooler (9.0/10) and delivers near-identical pressure relief (9.2/10) at $730 less. The cooling gap is the decisive factor for warm-room or hot-sleeper profiles.
Buyers prioritizing long-term security: Loom & Leaf is the better choice. The lifetime warranty (vs 20-year), 365-night trial (vs 100-night), and 0.75-inch sag threshold (vs 1.5-inch) provide meaningfully stronger purchase protection for a mattress intended to last 15+ years.
Side sleepers on a budget: AS3 at ~$1,015 delivers 9.2/10 pressure relief and 9.0/10 motion isolation — performance that rivals $1,700+ alternatives. For buyers where $730 is a real consideration, the AS3 is the logical recommendation without qualification.
Combination sleepers and couples: AS3 edges ahead on bounce (6.5 vs 5.5) for easier repositioning, ties on motion isolation, and costs $730 less. For most combination and couples scenarios, AS3 is the better value.
Saatva Loom & Leaf
9.3/10 pressure relief. Lifetime warranty. 365-night trial. Organic cotton + gel memory foam. White-glove delivery. $1,745 queen with $200 voucher.
Amerisleep AS3
9.0/10 cooling, 9.2/10 pressure relief. Bio-Pur plant foam. HIVE zoning. ~$1,015 queen at 30% off. 20-year warranty, 100-night trial.