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GermGuardian AC151 Air Purifier vs GermGuardian GG3000BCA UV-C Air Sanitizer

Buy the AC151 if you want real filtration: its 360° HEPA filter captures 99.97% of particles down to 0.1 microns and it cleans a 226 sq. ft. room in about 12.5 minutes. The GG3000BCA is a UV-C-only sanitizer with no filter, so it targets odors and airborne germs in small spaces rather than dust and dander. Reviewers rate both 4.5 stars, but the AC151 has far more owner feedback and a proven filter design. The GG3000BCA is smaller, lighter at 3.7 lb, and needs no filter changes.

  • Choose the AC151 if you have allergies, pets, or smoke and need actual particle removal in a bedroom or living room.
  • Choose the GG3000BCA if you want a quiet, filter-free unit for odors in a bathroom, laundry room, or small office.

Prices

  • GermGuardian AC151 Air Purifier: $59.99 at Guardian Technologies (last seen Nov 10)
  • GermGuardian GG3000BCA UV-C Air Sanitizer: $49.99 at Guardian Technologies (last seen Nov 10)
  • Difference: the GermGuardian GG3000BCA UV-C Air Sanitizer is $10.00 cheaper than the GermGuardian AC151 Air Purifier at the latest prices (Nov 10)
GERMGUARDIAN
GermGuardian 1095 Sq. ft. Air Purifier with HEPA Pure Filter and UV-C Light, AC151

GermGuardian AC151 Air Purifier

GermGuardian 1095 Sq. ft. Air Purifier with HEPA Pure Filter and UV-C Light, AC151

4.5(450 ratings)
$59.99at Guardian TechnologiesChecked 12 h ago
See all prices and details
Visit Guardian Technologies
Pros
  • True HEPA captures dust, pollen, pet dander, and smoke
  • Covers a 226 sq. ft. room in about 12.5 minutes
  • UV-C light and carbon filter add germ and odor control
  • 8-hour timer, child lock, and dimmed sleep mode
  • Zero Ozone, CARB, and ETL certified
Cons
  • Replacement HEPA, carbon, and UV-C parts add upkeep
  • Bulky next to a tabletop unit
  • Highest fan speed is audible
GERMGUARDIAN
GermGuardian Tabletop UV-C Air Sanitizer with 2 Speeds Reduces Odors, GG3000BCA

GermGuardian GG3000BCA UV-C Air Sanitizer

GermGuardian Tabletop UV-C Air Sanitizer with 2 Speeds Reduces Odors, GG3000BCA

4.5(33 ratings)
$49.99at Guardian TechnologiesChecked 12 h ago
See all prices and details
Visit Guardian Technologies
Pros
  • No filters to buy or clean
  • Light at 3.7 lb and easy to move room to room
  • Quiet at 43 dB on high
  • Simple two-speed operation, no setup
Cons
  • No HEPA or particle filtration
  • Covers only about 100 sq. ft.
  • No timer, sleep mode, or app control
  • Few owner ratings compared with the AC151

What separates them

GermGuardian AC151 Air PurifierGermGuardian GG3000BCA UV-C Air Sanitizer
Filtration360° True HEPA filter plus optional UV-C and carbon filterUV-C light only, no filter
Particle capture99.97% of particles as small as 0.1 micronsNo rated particle capture
Coverage226 sq. ft. room cleaned in 12.5 minutes; 1,095 sq. ft. per hourAbout 100 sq. ft.
Odor controlCarbon filter option helps with odorsDesigned to reduce household odors
MaintenanceHEPA, carbon, and UV-C bulb replacements neededNo filters; only the UV-C bulb is replaced
Controls3 speeds, 8-hour timer, child lock, dimmable sleep mode, nightlight2 speeds, no timer, no sleep mode
Size and weightFloor or table unit for larger rooms6.93 x 6.93 x 15.55 in, 3.7 lb, easy to move
NoiseQuiet sleep mode; louder on high43 dB at highest speed

Price history

  • GermGuardian AC151 Air Purifier: lowest $59.99 on Nov 11 at Guardian Technologies.
  • GermGuardian GG3000BCA UV-C Air Sanitizer: lowest $49.99 on Nov 11 at Guardian Technologies.

Prices at every store

GermGuardian AC151 Air Purifier

  • eBayPre-owned

    In stockSold by 61gaming

    $42.66Checked 12 h ago
    Visit eBay
  • Guardian TechnologiesNew

    In stock

    $59.99Checked 12 h ago
    Visit Guardian Technologies
  • WalmartNew

    In stock

    $79.00Checked 11 h ago
    Visit Walmart
  • CSR Building SuppliesNew

    In stock

    $114.00Checked 12 h ago
    Visit CSR Building Supplies

Also available at

  • WalmartCheck price at Walmart

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GermGuardian GG3000BCA UV-C Air Sanitizer

  • Guardian TechnologiesNew

    In stock

    $49.99Checked 12 h ago
    Visit Guardian Technologies
  • WalmartNew

    In stockSold by Variable ServicesReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $124.10Free shippingChecked 12 h ago
    Visit Walmart
  • eBayNew

    In stockSold by doublenickels

    $137.68Checked 12 h ago
    Visit eBay

Also available at

  • WalmartCheck price at Walmart

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All 3 stores and price history →

Specs compared

SpecGermGuardian AC151 Air PurifierGermGuardian GG3000BCA UV-C Air Sanitizer
colorWhiteBlack
sizeMGermGuardian GG3000BCA Air Sanitizer
Timer8-hour timerNo
Room size226 sq. ft.—
Hourly coverage1,095 sq. ft.—
Fan speeds3—
Filtration360° HEPA filter—
Particle capture99.97%—
UV-C lightOptional UV-C light—
HEPA filter modelHEPA Filter V (FLT151 series)—
UV-C bulb modelUV-C bulb LB1000—
Carbon filter modelcarbon filter FLT15CB4—
Show all 35 specsShow fewer specs
SpecGermGuardian AC151 Air PurifierGermGuardian GG3000BCA UV-C Air Sanitizer
Control typeElectronic Controls—
Coverage Area—Under 200 square feet, About 100 square feet of…
Air Purification Type—UV-C light
Filter Type—No filters
HEPA Filter—No
Ionic Filtration—No
Odor Absorbing—Yes
Permanent Filter—No
Filter Highlights—No filters to clean or replace

What reviewers say

GermGuardian AC151 Air Purifier

  • 4.5 / 5450 ratings

Owners rate the AC151 well, praising its quiet sleep mode, easy setup and noticeable drop in dust and pet dander. Complaints center on the noise at the top speed and the ongoing cost of filters and UV bulbs.

What people mention
  • NoiseMixedOwners find low and sleep speeds quiet but say the top speed is loud enough to notice in the same room.
  • FiltrationPraisedReviewers report less dust, pollen and pet dander settling after a few days of running.
  • Sleep modePraisedThe dimmed display and nightlight are called out as helpful for bedrooms and nurseries.
  • Filter costCriticisedBuyers dislike that HEPA filters, carbon filters and UV bulbs are all separate recurring purchases.

GermGuardian GG3000BCA UV-C Air Sanitizer

  • 4.5 / 533 ratings

Owners of this small sanitizer generally rate it well, praising quiet operation and easy, filter-free use for room odors. The common complaint is that it does not clean dust or allergens like a HEPA purifier.

What people mention
  • Odor reductionPraisedOwners say it noticeably cuts household and pet odors in small rooms.
  • NoisePraisedReviewers describe it as quiet, even on the higher speed.
  • FiltrationCriticisedBuyers note it has no HEPA filter and does not remove dust or allergens.
  • MaintenancePraised

Questions and answers

Which is better for pet dander and allergies?
The AC151. Its HEPA filter traps 99.97% of particles down to 0.1 microns, which covers dander and pollen. The GG3000BCA has no filter and does not remove particles.
Does the GG3000BCA actually clean the air?
It uses UV-C light to reduce airborne germs and odors in about 100 sq. ft. It does not filter dust or smoke, so it is a supplement, not a replacement for a HEPA purifier.
Which lasts longer?
Both are built around replaceable parts. The AC151 needs HEPA and carbon filter changes plus a UV-C bulb; the GG3000BCA only needs its EV9LBL bulb replaced. Neither has a sealed, filter-free design.
Is the AC151 worth stepping up to?
Yes if you want particle removal, larger room coverage, a timer, and sleep mode. The GG3000BCA only makes sense for odor and germ control in a small room.
Can I run the AC151 without the UV-C light?
Yes. The UV-C light is optional, so you can use HEPA filtration alone and skip the bulb.
Which is quieter for a bedroom?
The AC151 has a dedicated sleep mode that dims the display and runs quietly. The GG3000BCA tops out at 43 dB with no sleep mode.

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More comparisons

  • GermGuardian 1095 Sq. ft. Air Purifier with HEPA Pure Filter and UV-C Light, AC151 vs GermGuardian Air Purifier with HEPA Filter and Ionizer, AC5600WDLX
  • GermGuardian Air Purifier with HEPA Filter and Ionizer, AC5600WDLX vs GermGuardian Tabletop UV-C Air Sanitizer with 2 Speeds Reduces Odors, GG3000BCA
App Control
—
No
Assistant Support—No
Remote Control—No
Depth—6.93 in
Height—15.55 in
Weight—3.7 lb
Width—6.93 in
Recommended Location—Room
Noise Level—43 decibels (highest fan speed)
Functionality Type—Air Purifier
Speed Settings—2 speeds
Modes—Sleep mode (No)
Functionality Highlights—Timer (No)
Portability—Yes
Owners like that there are no filters to clean or replace.