Casper The One vs Eight Sleep Pod 4
Detailed side-by-side comparison — pricing, specs, performance ratings, and our pick.
| Feature | Casper The One | Eight Sleep Pod 4 |
|---|---|---|
| Overview | ||
Type | Memory Foam | Smart Bed |
Firmness 1 = softest, 10 = firmest | 6.5 / 10 | N/A |
Queen Price Current / sale price | $799 | $2,649 |
Trial Period Return window | 100 nights | 30 nights |
Warranty | 10 years | 2 years |
| Performance Ratings | ||
Cooling Hot sleepers | Moderate | 10/10 |
Motion Isolation Partners, light sleepers | Excellent | N/A |
Pressure Relief Hip/shoulder pain | Good | N/A |
Edge Support Sit/sleep near edge | Fair | N/A |
Durability Long-term performance | Good | N/A |
| 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 |
Smart Features App, sensors, auto-adjust | — | Cover and Hub system. Cools to 55F or heats to 110F with independent control on both sides; tracks heart rate, HRV, respiratory rate, sleep phases, and snoring; vibration and thermal alarms; Autopilot required for the first 12 months. |
Financing | Affirm | Affirm, Klarna |
| Materials & Safety | ||
Certifications Organic / non-toxic | CertiPUR-US | None listed |
Off-Gassing New-foam smell concern | CertiPUR-US certified foam | — |
| Best For | ||
Ideal sleeper profiles |
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| Actions | ||
Need Help Deciding?
For most sleepers, we recommend the Casper The One over the Eight Sleep Pod 4. It scores higher in cooling, motion isolation, pressure relief and delivers stronger overall value. The Eight Sleep Pod 4 is the better choice only if you and your partner need different firmness levels on each side.
Casper The One vs Eight Sleep Pod 4: What Actually Differs
The Casper The One is a memory foam build, while the Eight Sleep Pod 4 is a smart bed — that single difference drives most of the cooling, motion, and feel decisions below. On a Queen, the Casper The One runs $799 versus $2,649 for the Eight Sleep Pod 4 — roughly $1,850 (70%) 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 Casper The One ships with a 100-night sleep trial versus 30 nights for the Eight Sleep Pod 4, giving you a longer in-home runway to send it back if the feel doesn't land.
Which Is Better For Your Sleep Style?
Pressure-relief data not available for one or both mattresses — spec not available.
Firmness rating not available for one or both mattresses — spec not available.
Firmness rating not available for one or both mattresses — spec not available.
Cooling rating not available for one or both mattresses — spec not available.
Durability and edge-support ratings not available — spec not available.
Firmness rating not available for one or both mattresses — spec not available.
Motion-isolation data not available for one or both mattresses — spec not available.
Price Comparison (Queen)
| Mattress | MSRP | Current | Sale? |
|---|---|---|---|
| Casper The One | $999 | $799 | Save $200 |
| Eight Sleep Pod 4 | $2,649 | $2,649 | At MSRP |
The Casper The One is the budget choice at $799 — $1,850 less than the Eight Sleep Pod 4 ($2,649). That's a 70% gap, which is worth weighing against the spec differences before deciding which delivers better value for your situation. Only the Casper The One is on sale right now.
Casper The One
Strengths
- ✓Three-layer foam build with Casper Core support
- ✓Strong motion isolation for an all-foam bed
- ✓Split King is sold from the PDP
Considerations
- —No coil edge feel
- —No active Snow cooling package
- —Medium-firm feel is less plush than Cloud One
Eight Sleep Pod 4
Strengths
- ✓Active water-based cooling and heating from 55F to 110F
- ✓Independent temperature control on each side of the bed
- ✓Biometric sleep and health tracking built into the cover
- ✓Works on top of an existing mattress
Considerations
- —Cover system only; mattress is not included
- —Autopilot is required for the first 12 months
- —Twin, Twin XL, and split sizes are not offered on the checked U.S. product page
Who Should Buy Which?
Choose the Casper The One if you…
- →Hot sleepers
- →Couples / light sleepers
- →Side sleepers / pressure relief
- →Budget-conscious shoppers
Choose the Eight Sleep Pod 4 if you…
- →Couples with different firmness preferences