Casper and Nectar are two of the most recognizable all-foam mattresses on the market. Both are designed to appeal to sleepers who want pressure relief, motion isolation, and a balanced feel — but they perform very differently depending on your sleep position, firmness preference, and expectations around cooling and support.
In this comparison, we break down comfort, firmness, cooling, support, motion isolation, edge support, durability, and overall value to help you decide which mattress is the better fit for you.
Compare current pricing and availability for both mattresses below to see which fits your budget and sleep style.
How We Test Mattresses
Our reviews are based on firsthand, hands-on testing and real-world sleep experience. We evaluate mattresses using consistent criteria, including pressure relief, spinal alignment, motion isolation, temperature regulation, and durability. We do not use any fancy gimmicks, proprietary scoring systems, or manufacturer-provided ratings. Each mattress is tested the same way so comparisons are fair, transparent, and based on actual performance, helping readers make informed, trustworthy buying decisions. Read our full mattress testing methodology!
🛏️ Quick Comparison Overview
| Feature | Casper Mattress | Nectar Mattress |
|---|---|---|
| Mattress Type | All-foam | All-foam |
| Firmness | Medium (5.5–6/10) | Medium-firm (6.5–7/10) |
| Best For | Side & combo sleepers | Back & stomach sleepers |
| Cooling | Above average | Average |
| Motion Isolation | Excellent | Excellent |
| Edge Support | Average | Average |
| Trial | 100 nights | 365 nights |
| Warranty | 10 years | Lifetime |
| Price Level | Mid | Budget-friendly |
💤 Comfort & Feel
Casper Mattress
Casper delivers a balanced, neutral foam feel with gentle contouring and quick response. It cushions pressure points without the deep sink common in traditional memory foam.
- Light to moderate contouring
- Easy to move on
- Comfortable for combination sleepers
Nectar Mattress
Nectar has a denser, more traditional memory-foam feel with deeper contouring and a slower response.
- Noticeable memory-foam hug
- Firmer surface feel
- More “in the mattress” sensation
Comfort winner:
- Prefer balanced comfort → Casper
- Prefer deep memory-foam hug → Nectar
If comfort feel is your top priority, you can view current pricing for each mattress directly from the brands below.
Casper Mattress pricing. Nectar Mattress pricing.
🧍 Firmness & Support
- Casper: Medium (5.5–6/10)
- Nectar: Medium-firm (6.5–7/10)
Casper’s zoning provides good support for average-weight back sleepers, while Nectar’s denser foam offers stronger resistance under the hips.
- Side sleepers: Casper provides better pressure relief
- Back sleepers: Both work well, Nectar slightly firmer
- Stomach sleepers: Nectar is the better choice
Winner for support: Nectar
🌬️ Cooling & Temperature Regulation
Cooling is a common concern with all-foam mattresses.
- Casper: Uses perforated AirScape™ foam for better airflow
- Nectar: Thicker foam layers retain more heat
Neither mattress is ideal for very hot sleepers, but Casper performs noticeably cooler.
Winner for cooling: Casper
🔁 Motion Isolation (Couples)
Both mattresses excel at motion isolation.
- Minimal partner disturbance
- Quiet foam construction
- Great for light sleepers
Winner: Tie
🔧 Edge Support
Edge support is average on both, which is typical for all-foam beds.
- Some compression when sitting
- Adequate support for sleeping near edges
- Not as sturdy as hybrids
Winner: Tie
🪶 Durability & Longevity
- Casper: Balanced foam layers that hold up well for average-weight sleepers
- Nectar: Denser foam tends to resist sagging longer, especially for heavier sleepers
Winner for durability: Nectar
💰 Trial, Warranty & Value
This is where Nectar stands out.
- Casper:
- 100-night trial
- 10-year warranty
- Nectar:
- 365-night trial
- Lifetime warranty
If risk-free buying matters, Nectar offers significantly more protection.
Winner for policies & value: Nectar
✅ Pros & Cons Summary
Casper Mattress
Pros
- Balanced, neutral feel
- Better cooling than Nectar
- Great for side & combo sleepers
- Easy to move on
Cons
- Shorter trial & warranty
- Less firm support for stomach sleepers
- Average edge support
Nectar Mattress
Pros
- Firmer, supportive feel
- Excellent trial & lifetime warranty
- Good for back & stomach sleepers
- Strong durability for foam
Cons
- Sleeps warmer
- Slower response
- Deeper sink not for everyone
🧠 Final Verdict: Casper vs Nectar
Choose the Casper Mattress if:
- You’re a side or combination sleeper
- You want a balanced, medium feel
- You sleep somewhat hot
- You dislike deep memory-foam sink
Choose the Nectar Mattress if:
- You want a firmer all-foam mattress
- You’re a back or stomach sleeper
- Trial length and warranty matter most
- You prefer a classic memory-foam feel
Overall: Casper offers better comfort balance and cooling, while Nectar delivers stronger support and unbeatable buyer protections. The right choice depends on how you sleep and what you value most.
If you’re ready to choose, here’s where to check the latest availability, trials, and warranties for each mattress:
🔗 Helpful Internal Links
- Read our Casper Mattress Review
- Read our Nectar Mattress Review
- See our Best Mattresses Buyer’s Guide
Edited on December 30, 2025 by the Editor, Thomas Saunders
Disclosure: Some links on this page are affiliate links, meaning we may earn a commission at no extra cost to you.