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Eight Sleep Pod 4 Ultra vs Sleep Number 360 i8 Smart Bed

Detailed side-by-side comparison — pricing, specs, performance ratings, and our pick.

Eight Sleep
Pod 4 Ultra
$3,749
$4,049 MSRP
Queen
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Sleep Number
360 i8 Smart Bed
$2,399
$3,999 MSRP
Queen
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Feature
Eight Sleep
Pod 4 Ultra
Sleep Number
360 i8 Smart Bed
Overview
Type
Smart BedSmart Bed
Firmness
1 = softest, 10 = firmest
N/A5 / 10
Queen Price
Current / sale price
$3,749$2,399
Trial Period
Return window
30 nights100 nights
Warranty
2 years15 years
Performance Ratings
Cooling
Hot sleepers
10/10Moderate
Motion Isolation
Partners, light sleepers
N/AGood
Pressure Relief
Hip/shoulder pain
N/AGood
Edge Support
Sit/sleep near edge
N/AFair
Durability
Long-term performance
N/AExcellent
Compatibility & Features
Adjustable Base
Head/foot elevation
✓ Yes✓ Yes
Split King Support
Two Twin XL per couple
✓ Yes
Dual Comfort Zones
Different firmness per side
✓ Yes✓ Yes
Smart Features
App, sensors, auto-adjust
Pod 4 Cover and Hub plus Base. The cover cools/heats each side independently and tracks heart rate, HRV, respiratory rate, sleep phases, and snoring; the Base fits under the mattress, is 3 inches thick, supports up to 750 lb, and can elevate for snore mitigation.SleepIQ biometric tracking (heart rate, breathing, movement), adjustable firmness 0-100 scale per side, Responsive Air auto-adjustment, Sleep Number app (iOS/Android) Snoring detection + auto-response. Compatible with FlexFit adjustable base (head+foot articulation).
Financing
Affirm, KlarnaAffirm
Materials & Safety
Certifications
Organic / non-toxic
None listedNone listed
Off-Gassing
New-foam smell concern
Best For
Ideal sleeper profiles
  • Partners with different preferences
  • Adjustable base users
  • Partners with different preferences
  • Adjustable base users
  • Heavy sleepers
  • Trial-period conscious shoppers
Actions
Our Pick

Need Help Deciding?

For most sleepers, we recommend the Sleep Number 360 i8 Smart Bed over the Eight Sleep Pod 4 Ultra. It scores higher in cooling, motion isolation, pressure relief and delivers stronger overall value. The Eight Sleep Pod 4 Ultra is the better choice only if you have a strong preference for that brand's specific feel or design.

Still deciding? Take our 2-minute mattress quiz →

Eight Sleep Pod 4 Ultra vs Sleep Number 360 i8 Smart Bed: What Actually Differs

Both the Eight Sleep Pod 4 Ultra and Sleep Number 360 i8 Smart Bed are smart bed mattresses, so the real differences come down to firmness tuning, performance ratings, and price rather than construction type. The Sleep Number 360 i8 Smart Bed stands 12" tall versus 3" for the Eight Sleep Pod 4 Ultra — a 9.0" gap that matters if you need deep-pocket sheets or are pairing with an adjustable base. On a Queen, the Sleep Number 360 i8 Smart Bed runs $2,399 versus $3,749 for the Eight Sleep Pod 4 Ultra — roughly $1,350 (36%) less, which is enough to factor into the decision unless the pricier model wins clearly on the specs you care about. Trial periods aren't symmetrical either: the Sleep Number 360 i8 Smart Bed ships with a 100-night sleep trial versus 30 nights for the Eight Sleep Pod 4 Ultra, giving you a longer in-home runway to send it back if the feel doesn't land.

Which Is Better For Your Sleep Style?

Side sleepers
Spec not available

Pressure-relief data not available for one or both mattresses — spec not available.

Back sleepers
Spec not available

Firmness rating not available for one or both mattresses — spec not available.

Stomach sleepers
Spec not available

Firmness rating not available for one or both mattresses — spec not available.

Hot sleepers
Spec not available

Cooling rating not available for one or both mattresses — spec not available.

Heavier sleepers (230+ lb)
Spec not available

Durability and edge-support ratings not available — spec not available.

Lighter sleepers (under 150 lb)
Spec not available

Firmness rating not available for one or both mattresses — spec not available.

Couples / light sleepers
Spec not available

Motion-isolation data not available for one or both mattresses — spec not available.

Price Comparison (Queen)

MattressMSRPCurrentSale?
Sleep Number 360 i8 Smart Bed$3,999$2,399Save $1,600
Eight Sleep Pod 4 Ultra$4,049$3,749Save $300

The Sleep Number 360 i8 Smart Bed is the budget choice at $2,399$1,350 less than the Eight Sleep Pod 4 Ultra ($3,749). That's a 36% gap, which is worth weighing against the spec differences before deciding which delivers better value for your situation. Both are currently below MSRP.

Eight Sleep Pod 4 Ultra

Strengths

  • Includes the Pod cover features plus an adjustable Base
  • Base can elevate the head for snore mitigation
  • Independent active heating and cooling on each side
  • Biometric tracking is integrated into the sleep surface

Considerations

  • Mattress is not included
  • Autopilot is required for the first 12 months
  • Twin, Twin XL, Full, and split sizes are not listed for the retired Ultra capture

Sleep Number 360 i8 Smart Bed

Strengths

  • Snoring detection + automatic head elevation response
  • 12-inch deep comfort layers
  • Dual adjustable firmness
  • Advanced pressure-mapping foam

Considerations

  • Standard Cal King not available (only Flex Top Cal King)
  • A significant investment — reflects dual-adjustable smart bed engineering, biometric sensors, and ongoing app infrastructure — pricing reflects a technology platform, not just a mattress
  • Mattress-only

Who Should Buy Which?

Choose the Eight Sleep Pod 4 Ultra if you…

  • Shoppers who prioritize brand reputation and style
Check Eight Sleep Price ↗

Choose the Sleep Number 360 i8 Smart Bed if you…

  • Hot sleepers
  • Couples / light sleepers
  • Side sleepers / pressure relief
  • Budget-conscious shoppers
Check Sleep Number Price ↗

Eight Sleep Pod 4 Ultra

Sleep Number 360 i8 Smart Bed

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