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Blackout Curtains vs Cellular Shades vs Roman Window Treatments (2026 Comparison)

Choosing between blackout curtains, cellular (honeycomb) shades, and Roman-style treatments matters most in bedrooms where light blocking, thermal insulation, and installation ease affect sleep quality and energy bills. This comparison explains the practical differences and tests three LazBlinds cellular-shade SKUs across those priorities. You’ll learn which treatment type works best for different bedroom needs, plus side-by-side notes on installation depth, blackout performance, and insulation. Products were selected from LazBlinds’ popular cordless honeycomb lineup to compare true blackout versus light-filtering cells and a premium tall option.

Last updated: October 29, 2026

Quick Answer

For most bedrooms the LazBlinds Cordless Cellular Shades (Light Filtering, B0B5T27TBW) are the best overall choice — they balance insulation, noise reduction and easy cordless installation. If you need complete darkness on a tight budget choose the LazBlinds Blackout Honeycomb Shades (B0BJW6BC7V); if you want taller, premium-looking cells choose the LazBlinds Premium Light-Filtering 64" option (B0B5T2L93M).

Quick Comparison

Select 2-3 products to compare side-by-side

Product comparison table
Compare Product CozyMeter Score Price Tier Key Feature Best For Action
LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 38'' W x 64'' H, White LazBlinds Light-Filtering 38x64
★ ★ ★ ★ ★ 4.9
Mid-Range Balanced light-filtering & insulation Bedrooms needing insulation + soft daylight Check Price
LazBlinds Cordless Cellular Shades, Blackout Privacy Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 46'' W x 48'' H, Dark Grey LazBlinds Blackout 46x48
★ ★ ★ ★ ★ 4.9
Budget Silver-plated true blackout layer Bedrooms that need complete darkness Check Price
LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 48'' W x 64'' H, White LazBlinds Premium 48x64
★ ★ ★ ★ ★ 4.9
Premium Premium tall size & finish Tall windows and premium finishes Check Price
0 products selected

1. LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 38'' W x 64'' H, White

LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 38'' W x 64'' H, White
★ ★ ★ ★ ★ 4.9/5 CozyMeter Score · editorially ranked

A balanced cellular shade that prioritizes thermal insulation and a soft, private daylight feel. Cordless design improves safety and many buyers praise the look and fit; it’s a strong middle-ground if you want light control without total blackout.

Key Specs

  • Cordless operation for safer use around kids/pets
  • Recommended inside-mount depth: ≥1 2/5"; outside mount add 3–5"
  • 3/5" cell structure for insulation and noise reduction
  • Adjustable height up to 64" (model dependent)
  • Soft non-woven polyester fabric — light-filtering

Pros

  • Better daytime light balance than the Budget blackout model
  • Strong insulation and noise reduction from 3/5" cells
  • Cordless, clean look and generally easy to install

Cons

  • Not full blackout — lets soft light in compared with B0BJW6BC7V
  • A minority report the shade can slip and not stay down reliably

Best For: Bedrooms needing insulation + soft daylight

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2. LazBlinds Cordless Cellular Shades, Blackout Privacy Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 46'' W x 48'' H, Dark Grey

LazBlinds Cordless Cellular Shades, Blackout Privacy Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 46'' W x 48'' H, Dark Grey
★ ★ ★ ★ ★ 4.9/5 CozyMeter Score · editorially ranked

A budget-friendly blackout honeycomb shade with a silver-plated inner layer designed to block light and UV. Customers like the value and nighttime darkness; it’s ideal for shift workers or nap rooms where total darkness is essential.

Key Specs

  • Silver-plated inner layer for real blackout
  • Cordless design for safety and a tidy look
  • 3/5" cell structure for heat and sound insulation
  • Adjustable height up to 48" (model dependent)
  • Sizing guidance: inside mount same width; outside mount add 3–5"

Pros

  • Superior light blocking versus light-filtering models
  • Excellent value for the price tier
  • Cordless, simple installation that snaps into provided hardware

Cons

  • Limited max height (48") compared with other LazBlinds 64" options
  • Some users report the lift may not always stay down reliably

Best For: Bedrooms that need complete darkness

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3. LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 48'' W x 64'' H, White

LazBlinds Cordless Cellular Shades, Light Filtering Honeycomb Shades for Home, Thermal Insulation Noise Reduction Blinds for Windows, 48'' W x 64'' H, White
★ ★ ★ ★ ★ 4.9/5 CozyMeter Score · editorially ranked

A premium option from the same cellular family offering taller heights and the same cordless safety. It focuses on a soft, daylight look and improved fit for larger or taller bedroom windows while keeping insulation benefits.

Key Specs

  • Cordless operation for a clean, safe profile
  • Light-filtering premium non-woven polyester fabric
  • 3/5" non-sagging cell structure for thermal and sound benefits
  • Height adjustable up to 64"; inside-mount depth requirement applies
  • Sizing guidance and custom size services available

Pros

  • Better fit for taller windows versus the Budget 48" model
  • Premium look and fabric preferred by shoppers who value appearance
  • Maintains insulation and noise reduction of honeycomb design

Cons

  • Higher price tier than the other LazBlinds options
  • Light-filtering — not suitable if you need full blackout

Best For: Tall windows and premium finishes

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How to Choose the Right Product

How to Choose the Right Window Treatment for Bedrooms

Choosing between blackout curtains, cellular (honeycomb) shades and Roman-style treatments comes down to three bedroom priorities: how dark you want the room, how much insulation/noise reduction you need, and how simple the installation should be. Below is a short comparison of the three types followed by a product-focused breakdown to match the LazBlinds options reviewed.

TypeLight blockingInsulationInstallationBest bedroom use
Blackout curtainsExcellent (full drape & linings)Good when layered (thick fabric)Rod and brackets — easy but room for gapsShift workers, total darkness
Cellular shadesVaries — blackout-lined or light-filteringVery good — air-trapping cells improve R-valueInside or outside mount; cordless options are child-safeAll-season energy savings, neat look
Roman shadesModerate — depends on liningModerate — less cavity than cellsTypically mounts like a blind; fabric foldsDecor-forward bedrooms where texture matters

How to pick: If total darkness is the top requirement, prioritize blackout-lined options (either curtains with blackout lining or cellular shades with silver/plated blackout layers). If insulation and year-round energy savings matter most, cellular shades’ honeycomb cells trap air and reduce heat transfer. For the easiest tidy install with a safe, child-friendly profile, cordless cellular shades are a strong choice — note the inside-mount depth requirement (many LazBlinds models ask for about 1 2/5" frame depth) and whether you need outside mount overlap to prevent edge light.

Materials and maintenance: Polyester and non-woven fabrics are common — they look soft and are low-maintenance, but machine washability varies. Customers frequently praise softness, look, fit and functionality; common complaints include perceived thinness, durability or that lift mechanisms sometimes need adjustment. Always check the product’s care instructions — many cellular shades are spot-clean or require light dusting rather than machine washing.

Budget Tiers

Budget: Blackout honeycomb shades (like B0BJW6BC7V) give strong blackout performance at a lower price but often have shorter max heights. Mid-range: Balanced light-filtering models (B0B5T27TBW) offer insulation and a more finished look. Premium: Taller or higher-finish cellular models (B0B5T2L93M) suit larger windows or rooms where appearance and fit are priorities. Use the table above and the product summaries to match the feature you can’t compromise on — blackout level, insulation R-value, or fit/finish.

Which One Should You Choose?

If you want the best overall balance for a bedroom — insulation, noise reduction and a tidy cordless install — buy the LazBlinds Cordless Cellular Shades (Light Filtering, B0B5T27TBW). If budget is tight but you need total darkness for sleeping during the day, pick the LazBlinds Cordless Cellular Blackout Shades (B0BJW6BC7V) for their silver-plated blackout layer. If you have tall windows or want a more premium fit and finish, choose the LazBlinds Premium Light-Filtering 64" option (B0B5T2L93M).

Best for Specific Scenarios

  • Shift worker or nursery needing full darkness: LazBlinds Blackout Honeycomb (B0BJW6BC7V) because of the silver-plated blackout layer.
  • Energy-conscious bedroom with noise reduction: LazBlinds Light-Filtering 38x64 (B0B5T27TBW) because its 3/5" cell structure traps air and reduces sound.
  • Tall-window master bedroom: LazBlinds Premium 48x64 (B0B5T2L93M) because it supports greater heights and a cleaner, premium appearance.

Frequently Asked Questions

Do these cellular shades provide real blackout?

Only models with a blackout or silver-plated inner layer (like B0BJW6BC7V) are designed to provide true darkness. Light-filtering cellular shades let a soft glow through, which is better for privacy without total blackout.

Can I install these inside the window frame?

Yes — LazBlinds lists inside-mount as supported, but many models require a minimum frame depth (about 1 2/5"). If your frame is shallow, consider an outside mount with 3–5" extra width for full coverage.

Are the shades machine washable?

Care varies by fabric. The LazBlinds cellular shades use non-woven polyester materials that are usually spot-clean or lightly vacuumable rather than machine washable. Check the product care details or contact the seller for cleaning instructions before laundering.

How We Selected These Products

Our recommendations are based on data-driven analysis: we evaluated 279586+ products across 40813+ brands using a composite scoring system that weighs rating (40%), review volume (30%), price value (20%), and demand signals (10%). Every product is ranked by data, not opinions.

Reviewed by CozyMeter Editorial Team

Our team analyzes thousands of products and real customer reviews to find the best options in every category. We use data, not opinions.

Last updated: October 29, 2026

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CozyMeter Score is our editorial ranking based on a composite analysis of product quality, value, and verified customer sentiment. Click through to Amazon for current pricing, availability, and live customer reviews.

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