10 Best Bathroom Exhaust Fans Under 100 for Quiet, Efficient Ventilation in 2026

Choosing the right bathroom fan can make a big difference in comfort, moisture control, and long-term maintenance. If you want better ventilation without overspending, this roundup of bathroom exhaust fans under 100 focuses on value, noise level, and practical features.

From compact models for small powder rooms to higher-CFM options for larger bathrooms, these picks help you narrow down the best fit for your space and installation needs.

Best 10 Bathroom Exhaust Fans Under 100 Picks for 2026

Compact Powder Room Pick – Broan-NuTone 50 CFM Energy Star Grille Fan

If you’re shopping for bathroom exhaust fans under 100, this Broan-NuTone model is a straightforward fit for smaller spaces. Its 50 CFM rating is designed for bathrooms up to 45 sq. ft., making it a practical choice when you mainly need reliable moisture and odor removal without overbuying for a compact room.

Best For: Small powder rooms or bathrooms up to 45 sq. ft. that need simple, efficient ventilation.

Pros:

• 50 CFM is suited to smaller bathrooms and powder rooms.
• Energy Star certified and rated at 2.0 sones for efficient operation.
• No-cut installation and no attic access needed.
• Modern white grille blends in with common ceiling paint.

Cons:

• 50 CFM may be too small for larger bathrooms.
• 2.0 sones is not the quietest option in this roundup.
• Uses a 3-inch duct, which may not match every setup.

This is a solid value pick if you want a compact fan from a trusted brand and don’t need high airflow. It keeps installation simple while covering the basics of bathroom ventilation well.

Quiet High-Flow Upgrade – KAZE SNP100 100 CFM Ultra-Quiet Fan

Among bathroom exhaust fans under 100, this KAZE model stands out if you want more airflow without much noise. With 100 CFM and a 0.8-sone rating, it’s aimed at bathrooms up to 100 sq. ft. and is a strong option when faster moisture removal matters.

Best For: Medium-sized bathrooms up to 100 sq. ft. where quiet operation and strong airflow are both priorities.

Pros:

• 100 CFM handles bathrooms up to 100 sq. ft.
• Very quiet at 0.8 sones.
• Energy Star certified for efficient operation.
• No attic access required for installation.

Cons:

• Designed around a standard 9 x 9 inch ceiling opening.
• Some replacements may need minor ceiling adjustments.
• Uses a 4-inch duct, which may not fit every existing setup.

If airflow is your top concern but you don’t want a loud fan, this is one of the most balanced choices here. It offers a useful mix of quiet performance, efficient power use, and easier installation.

Balanced Mid-Size Option – Amico 80 CFM Quiet Bathroom Fan

If you want bathroom exhaust fans under 100 that land in the middle on airflow and noise, this Amico model is easy to evaluate. Its 80 CFM rating is intended for bathrooms up to 80 sq. ft., and the 1.0-sone operation makes it a practical fit for everyday ventilation.

Best For: Average small-to-medium bathrooms up to 80 sq. ft. that need dependable ventilation with low noise.

Pros:

• 80 CFM is a good middle-ground airflow rating.
• 1.0 sone operation keeps noise low.
• No attic access needed and includes easy mounting brackets.
• UL listed for electrical safety and reliability.

Cons:

• Best suited to bathrooms up to 80 sq. ft.
• Uses a 4-inch duct, so compatibility matters.
• May require a reducer if replacing a 3-inch duct setup.

This fan makes sense when you want a practical balance instead of chasing the highest airflow or the lowest noise. It is a sensible pick for standard bathrooms where ease of installation and steady performance matter.

Lighted All-in-One Pick – 110 CFM Bathroom Fan with Adjustable LED

This bathroom exhaust fan under 100 adds lighting to the usual ventilation job, which can simplify a smaller bathroom setup. With 110 CFM of airflow and a 1.0-sone noise rating, it is built to move moisture efficiently while also providing a 5-color adjustable LED light.

Best For: Bathrooms up to 100 sq. ft. where you want ventilation and built-in lighting in one unit.

Pros:

• 110 CFM offers strong ventilation for spaces up to 100 sq. ft.
• Built-in LED light with 5 color temperatures from 2700K to 6500K.
• Produces 1000 lumens with CRI over 80.
• Quiet 1.0-sone operation for low-noise use.

Cons:

• More specialized than a basic exhaust-only fan.
• 10-inch size may not suit smaller ceiling openings.
• Best value depends on whether you want the integrated light feature.

Choose this model if you want one fixture to handle both airflow and bathroom lighting. It is the most feature-rich option in this group, though it makes the most sense when the extra light is actually useful to your space.

Compact Quiet Choice – GROWNEER 110 CFM No-Attic-Access Bathroom Fan

If you want bathroom exhaust fans under 100 that still move air efficiently, this GROWNEER model is a strong fit for small spaces. It delivers 110 CFM for rooms up to 100 square feet and keeps noise low at 1.0 sones, so it can handle post-shower moisture without feeling distracting.

Best For: Small bathrooms where quiet operation and no-attic-access installation matter.

Pros:

• 110 CFM airflow is rated for bathrooms up to 100 square feet.
• 1.0 sone operation is quiet enough for everyday use.
• No attic access needed, which simplifies installation or replacement.
• Ceiling or wall mount flexibility adds placement options.

Cons:

• No built-in light, so it only handles ventilation.
• Requires a 4-inch duct connection.

This is a practical pick if you need straightforward ventilation, low noise, and a simpler install path. It focuses on core fan performance rather than extras, which can be the right tradeoff for budget-conscious buyers.

Quiet Certified Pick – Amico 80 CFM Ultra-Quiet Bathroom Fan

Among bathroom exhaust fans under 100, this Amico model is aimed at buyers who want quiet, dependable ventilation for a smaller room. Its 80 CFM airflow is paired with 0.8 sones, and the oversized cover helps hide minor ceiling imperfections while improving the finished look.

Best For: Compact bathrooms where ultra-quiet operation and a clean ceiling appearance are priorities.

Pros:

• 0.8 sone rating makes it one of the quietest options here.
• 80 CFM is suited to 60-80 square foot bathrooms.
• Oversized 12.2-inch cover helps conceal ceiling flaws.
• ETL and FCC certification plus a 3-year warranty add peace of mind.

Cons:

• Professional installation is listed, so it may not be the easiest DIY choice.
• 80 CFM is less powerful than higher-airflow models for larger spaces.

This fan makes sense if quiet operation is more important than raw power. It offers a tidy appearance, solid certifications, and enough airflow for smaller bathrooms without adding much noise.

Lighted High-Airflow Option – Gopper 120 CFM LED Bathroom Fan

If you need bathroom exhaust fans under 100 with a little more functionality, this Gopper unit adds a built-in LED light to strong ventilation. It moves 120 CFM at 1.0 sones and is described as suitable for spaces up to 100 square feet, making it a practical all-in-one ceiling choice.

Best For: Bathrooms where you want ventilation and a ceiling light in one unit.

Pros:

• 120 CFM airflow is strong for small-to-medium bathrooms.
• 1.0 sone rating keeps operation relatively quiet.
• Built-in 6000K LED light adds overhead illumination.
• Energy Star specification and lifetime service add value.

Cons:

• The light is single-color and non-dimmable.
• Buttons are not included for the controller, so setup details matter.
• Requires checking panel, mounting-hole, and duct dimensions carefully before buying.

This model is a good fit if you want a fan that does more than ventilate. The added light makes it especially useful in bathrooms where you want a cleaner ceiling layout with fewer separate fixtures.

High-Airflow Pick – Amico 110 CFM Quiet Ceiling Bath Fan

If you want one of the more capable bathroom exhaust fans under 100, this Amico model is built for stronger moisture removal in medium-sized bathrooms. With 110 CFM and a low 1.0 sones rating, it aims to clear steam quickly without turning every shower into a noisy event.

Best For: Medium bathrooms around 100 square feet that need stronger ventilation with low noise.

Pros:

• 110 CFM airflow is suited for bathrooms about 100 square feet
• 1.0 sones keeps operation quiet for everyday use
• Includes 4-inch duct compatibility and bracket-based installation
• ETL and FCC listed for electrical safety and reliability

Cons:

• No built-in light, so it only handles ventilation
• Requires a ceiling cutout and hardwired installation
• Larger housing may be less ideal for tight retrofit spaces

Overall, this is a practical pick if airflow is the priority and you still want a calm bathroom environment. The mix of strong ventilation and quiet performance makes it a straightforward upgrade for moisture-prone spaces.

Lighted Comfort Pick – Amico 80 CFM LED Bath Fan

This Amico option is a smart fit if you want bathroom exhaust fans under 100 that do more than just move air. It combines 80 CFM ventilation with a built-in LED light, plus 5 selectable color temperatures and dimming, so it can handle both moisture control and room lighting in one ceiling unit.

Best For: Smaller bathrooms up to 80 square feet where you want ventilation and adjustable lighting in one fixture.

Pros:

• 80 CFM is suitable for spaces up to 80 sq ft
• Very quiet 0.9 sones operation
• Built-in LED light with 5CCT options from 2700K to 5000K
• 0-100% dimming gives you flexible light control

Cons:

• Lower airflow than the 110 CFM model for larger bathrooms
• Best suited to smaller spaces rather than heavy-duty ventilation needs
• Installation still requires a ceiling-mounted setup

For buyers who want a fan and light in one package, this model is well balanced and easy to tailor to daily routines. It’s a good choice when quiet operation and lighting control matter as much as ventilation.

Value Two-Pack Pick – Amico 2-Pack 80 CFM Quiet Bath Fans

When you’re comparing bathroom exhaust fans under 100 and want coverage for more than one space, this two-pack stands out. Each fan delivers 80 CFM with 1.0 sones of noise, giving you a straightforward, quiet ventilation solution for smaller bathrooms or multiple installs.

Best For: Buyers who need two basic bathroom fans for smaller spaces or a multi-room project.

Pros:

• Two fans included in one package for multi-room value
• 80 CFM airflow is recommended for bathrooms up to 80 square feet
• 1.0 sones keeps noise low during use
• UL listed for electrical safety and reliability

Cons:

• No built-in light or extra features
• Lower airflow than larger single-fan options
• Sold as a two-pack, which may be more than some buyers need

This is a practical buy if you value simplicity and need two fans instead of one feature-packed unit. It focuses on the basics: quiet exhaust performance, standard installation, and solid certification.

How We Picked These Bathroom Exhaust Fans Under 100

We focused on fan models that balance price, airflow, and noise so you can compare options without getting lost in spec sheets. Priority went to units with strong CFM ratings for the price, lower sone levels for quieter operation, and helpful installation or certification details such as Energy Star, UL, ETL, or FCC listings.

We also considered whether a fan is better suited to small bathrooms, medium spaces, or rooms that need stronger moisture removal. Features like integrated lighting, no-attic-access installation, and ceiling-or-wall mounting can add value, but only when they align with how the fan will actually be used.

Quick Comparison

For smaller bathrooms or powder rooms, lower-CFM fans tend to be sufficient and often quieter. For standard full bathrooms, 80 CFM is a common sweet spot. If your bathroom is larger, used frequently, or tends to build up steam quickly, a 100 CFM to 120 CFM model can provide more effective ventilation. If you want an all-in-one upgrade, models with built-in lights can replace or reduce the need for separate fixtures.

Key Buying Factors for Bathroom Exhaust Fans Under 100

Airflow and Room Size

Match CFM to the bathroom size. A fan that is too weak will leave humidity behind, while one that is oversized may be unnecessary for a small space. Think about showers, ceiling height, and how often the room is occupied.

Noise Level

Sones measure how loud the fan sounds during use. Lower sone ratings usually mean a more pleasant daily experience, especially in bathrooms near bedrooms. If quiet operation matters to you, look closely at the sone number rather than the wattage alone.

Installation Fit

Some Bathroom Exhaust Fans Under 100 are designed for easier retrofits, including no-attic-access installs. Others may work best in new construction or remodels with more open access. Check housing dimensions, duct size, and mounting type before buying.

Extra Features

Integrated lighting, multiple color temperatures, and energy-efficient designs can increase convenience. Just make sure the added features do not compromise the airflow level you need.

Who Should Buy Which Bathroom Exhaust Fans Under 100?

If you want the quietest everyday option, choose a low-sone fan with enough airflow for your room size. If you need a simple replacement, a basic fan with standard CFM and straightforward mounting is usually the safest choice. For larger or steam-heavy bathrooms, step up to a higher-CFM model. If you are remodeling and want fewer fixtures in the ceiling, a fan with a built-in light can be the most practical upgrade.

In short, the best choice depends on your bathroom size, how much noise you can tolerate, and whether installation simplicity or extra features matter most. Use those priorities to narrow the list quickly and confidently.