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Therma-Tru Benchmark Fiberglass Door vs Lily Ann Classic Prehung Fiberglass Door

Buy the Therma-Tru Benchmark if the door faces wind, storms or a coastal exposure, or if you want a documented impact rating and a composite frame. Buy the Lily Ann if you want a mahogany-look classic door and a simple prehung install. The Benchmark is the more engineered product: large-missile impact rating, Wind Zone 4, forced-entry resistance, an ASSA lock case and ball-bearing hinges. The Lily Ann is a plainer fiberglass slab with good weatherstripping and no published impact, wind-zone or forced-entry figures.

  • Choose the Therma-Tru Benchmark if your door faces hurricane or high-wind exposure, needs an impact rating, or you want a rot-resistant composite frame and a factory finish warranty.
  • Choose the Lily Ann if you want a mahogany-tone classic look and a straightforward prehung fiberglass door without storm-zone requirements.

Prices

  • Therma-Tru Benchmark Fiberglass Door: $78.75 at littlewoods (checked today)
  • Lily Ann Classic Prehung Fiberglass Door: $200.44 at eBay (last seen Nov 8)
  • Difference: the Therma-Tru Benchmark Fiberglass Door is $121.69 cheaper than the Lily Ann Classic Prehung Fiberglass Door at the latest prices (Nov 8 and Nov 10)
Therma-Tru
Therma-Tru Benchmark

Therma-Tru Benchmark Fiberglass Door

Therma-Tru Benchmark

3(7 ratings)
$78.75at littlewoodsChecked 3 h ago
See all prices and details
Visit littlewoods
Pros
  • Large-missile impact rating and Wind Zone 4 coverage
  • Composite frame and edges resist rot and moisture
  • Ball-bearing hinges and ASSA lock case
  • 10-year limited finish warranty on painted colors
  • Low-E glass with simulated divided lites
Cons
  • Modern Shaker look won't suit every facade
  • Painted finish needs repainting over time
  • Impact-rated build is more door than sheltered entries need
Lily Ann
Lily Ann 36" x 80" Classic Prehung Fiberglass Door

Lily Ann Classic Prehung Fiberglass Door

Lily Ann 36" x 80" Classic Prehung Fiberglass Door

$200.44at eBayChecked Nov 8
See all prices and details
Visit eBay

Store links may earn us a commission.

Pros
  • Mahogany-tone classic look
  • Fiberglass won't warp, rot, chip, dent or split
  • Weatherstripping aimed at blocking air and water
  • Simple prehung 36 x 80 install
Cons
  • No impact, wind-zone or forced-entry rating published
  • Frame material and hardware not specified
  • No finish warranty stated

What separates them

Therma-Tru Benchmark Fiberglass DoorLily Ann Classic Prehung Fiberglass Door
Impact and wind ratingLarge Missile Impact Rated, Wind Zone 4-Missile Level D, design pressure +75/-80 psfNo impact or wind-zone rating published
Forced-entry resistanceRated for forced-entry resistanceNot stated
FrameBenchmark PLUS composite frame and edges that resist rot and moisturePrehung frame, material not specified
Lock hardwareASSA 2002 Connect lock case; lockset and deadbolt supportedLockset not specified
HingesBall-bearing hinges for added supportNot specified
FinishPainted, six colors, 10-year limited finish warrantyMahogany-look classic finish, no finish warranty stated
StyleModern Shaker, 2-panel, flush-glazed Low-E glass with simulated divided litesClassic panel design, no glass detail stated
Weather sealingWeatherstripping and brickmould includedWeatherstripping described as keeping air and water out

Price history

$544.00$78.75
Nov 8Nov 10
  • Therma-Tru Benchmark Fiberglass Door: lowest $78.75 on Nov 10 at littlewoods.
  • Lily Ann Classic Prehung Fiberglass Door: lowest $400.00 on Nov 8 at Lily Ann Cabinets; $400.00 on Nov 10.

Prices at every store

Therma-Tru Benchmark Fiberglass Door

  • littlewoodsNew

    In stock

    $78.75Checked 3 h ago
    Visit littlewoods
  • ArborNew

    In stock

    $384.00+ $149.00 shippingChecked 3 h ago
    Visit Arbor

Also available at

  • Lowe'sCheck price at Lowe's
All 2 stores and price history →

Lily Ann Classic Prehung Fiberglass Door

  • Lily Ann CabinetsNew

    In stock

    $400.00+ $300.00 shippingChecked 5 h ago
    Visit Lily Ann Cabinets
  • eBayNew

    Availability unknownSold by weshipnow (99.7% positive, 31,800 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $200.44Free shippingChecked Nov 8
    Visit eBay

Store links may earn us a commission.

All 2 stores and price history →

Specs compared

SpecTherma-Tru Benchmark Fiberglass DoorLily Ann Classic Prehung Fiberglass Door
Door typeFiberglass In-Swing Side-Hinged DoorPrehung
ColorWhiteMahogany
StyleModernClassic
Height80-in80"
Width36-in36"
Size36-in x 80-in36" x 80"
MaterialFiberglassFiberglass
Door ConfigurationSingle DoorSingle Door, Exterior
Installation LocationExteriorExterior
Energy EfficiencyInsulating coreSuperior weather stripping eliminates air and w…
Surface finishSmooth Surface & Wood Grain Opaque—
ConfigurationX—
Show all 38 specsShow fewer specs
SpecTherma-Tru Benchmark Fiberglass DoorLily Ann Classic Prehung Fiberglass Door
Frame widthW-959mm(37.75")—
Frame heightH-2089mm(82.25")—
Panel widthW-913mm(35.93")—
Panel heightH-2013mm(79.25")—
Design pressure+75/-80 psf—
Wind zoneWind Zone 4-Missile Level D—
Impact ratingLarge Missile Impact Rated—
Framing materialFiberglass—
Forced entry resistanceTrue—

What reviewers say

Therma-Tru Benchmark Fiberglass Door

Owners value the door for its durability in harsh climates and its clean Shaker aesthetic. It is praised for its rot-resistant composite edges but noted for requiring precise installation due to its weight.

What people mention
  • DurabilityPraisedFiberglass construction prevents the rotting, warping, and denting common in wood or steel doors.
  • Weather ResistancePraisedThe Large Missile Impact rating and Wind Zone 4 certification make it suitable for coastal storm protection.
  • InstallationMixedWhile prehung with ball-bearing hinges, the heavy panel requires two people to install safely.

Questions and answers

Which is better for a hurricane or coastal home?
The Therma-Tru Benchmark. It carries a large-missile impact rating and Wind Zone 4-Missile Level D coverage, plus forced-entry resistance. The Lily Ann publishes no impact or wind-zone rating.
Which lasts longer?
Both are fiberglass, which resists rot and warping. The Benchmark adds a composite frame and edges that resist moisture and a 10-year limited finish warranty, so its frame and finish are the better-documented long-term bet.
Is the Benchmark worth stepping up to?
Yes if you face storms, need code-compliant impact protection, or want a composite frame and rated lock case. If your entry is sheltered and you prefer a classic mahogany look, the Lily Ann covers the basics.
Do both fit a standard 36 x 80 opening?
Yes. Both are 36-in x 80-in prehung single doors. The Benchmark frame is 4-9/16-in thick with a 37.75-in by 82.25-in outer frame, so confirm your rough opening.
Which has better hardware?
The Benchmark. It uses an ASSA 2002 Connect lock case with ball-bearing hinges and supports a lockset and deadbolt. The Lily Ann does not specify its lock or hinge hardware.
Can I get the Benchmark in other colors?
Yes. It comes in six paint colors, including white and navy, backed by a 10-year limited finish warranty. The Lily Ann is offered in a mahogany finish.

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Buying guides that pick them

  • Best prehung exterior front doors
Lock Case
ASSA 2002 Connect
—
Door MechanismSwing—
Thickness4-9/16-in—
Door HandingRight-hand inswing, Left-hand inswing—
Number Of Panels2-panel—
Core MaterialInsulating core—
Frame MaterialComposite—
Included AccessoriesWeatherstripping, Brickmould—
Supported AccessoriesLockset, Deadbolt—
Finish TypePainted—
Installation TypePre-hung, Ready to install—
Installation RequirementsReady to install—
Hardware TypeBall-bearing hinges—
Hardware MaterialComposite (door frame and edges)—
Glass MaterialLow-E glass—
LocationFront—
Wood Material—Mahogany