10 Best Filament Dryers Under $100 in 2026 for Reliable 3D Printing

Moisture can turn otherwise good filament into a source of popping, stringing, rough surfaces, and inconsistent extrusion. A dedicated dryer helps restore and maintain filament quality without requiring a premium setup.

We compared 10 affordable filament dryers across heating performance, capacity, temperature control, storage features, and ease of use to help you choose the right match for your materials and printing routine.

Best 10 Filament Dryers Under 100 Picks for 2026

Spacious Dual-Spool Pick – Comgrow SH01 Filament Dryer

For shoppers comparing filament dryers under 100, the Comgrow SH01 stands out for its ability to hold two 1 kg spools while drying filament during printing. It supports 1.75mm and 2.85mm materials and offers adjustable 40–50°C drying with a 6–12-hour timer.

Best For: Makers who want dual-spool storage, basic moisture control, and a sealed filament-feeding setup.

Pros:

• Large chamber stores two 1 kg spools.
• Supports common PLA, ABS, and SILK filaments in 1.75mm and 2.85mm diameters.
• Includes temperature and humidity monitoring on a 2-inch LCD screen.
• Sealed outlet uses a silicone cable sheath and Teflon tube for smoother feeding.

Cons:

• Maximum temperature is limited to 50°C.
• The work state must appear on the screen or the motherboard shuts down after three minutes.
• The sealing hole must be opened during drying and closed afterward.

The Comgrow SH01 is a practical choice when capacity and enclosed storage matter more than high-temperature drying. Its modest temperature range makes it better suited to everyday filament maintenance than demanding high-heat applications.

Flexible Temperature Pick – SUNLU Filament Dryer S2

The SUNLU S2 is a versatile option among filament dryers under 100, combining filament storage with adjustable drying from 35–70°C. Its large touch screen, continuous spool rotation, and 0–99-hour timer make it easy to tailor drying for different materials.

Best For: Users who want broad temperature and timer controls for PLA, TPU, PETG, and ABS filament.

Pros:

• Adjustable temperature range of 35–70°C.
• Timer can be set from 0 to 99 hours.
• Built-in spindle rotates the filament for more even drying.
• Compatible with 1.75mm, 2.85mm, and 3.00mm filament diameters.

Cons:

• Capacity is described by chamber dimensions rather than a stated dual-spool design.
• The notes do not specify a humidity readout.

The S2 is a strong all-around pick for buyers who value control. Its 70°C maximum and long timer provide more flexibility than lower-temperature dryers, while the translucent lid lets you check the spool without opening the chamber.

Fast Heating Pick – Creality Space Pi SE Filament Dryer

For buyers seeking filament dryers under 100 with faster heat-up, the Creality Space Pi SE reaches 65°C within 15 minutes. Its PTC heater, circulating fan, insulation, and precision sensor are designed for even chamber heating while supporting 1 kg spools.

Best For: Users who want quick, controlled drying for PLA, PETG, ABS, ASA, TPU, and other common materials.

Pros:

• Heats to 65°C within 15 minutes.
• 360° hot-air circulation helps distribute heat throughout the chamber.
• Temperature adjusts from 45–65°C with a 0–24-hour timer.
• Displays real-time humidity and drying-hour countdown information.

Cons:

• Designed for most 1 kg spools rather than two-spool drying.
• Its temperature range starts at 45°C, offering less low-temperature flexibility.
• The listed warranty is six months.

The Space Pi SE is a sensible choice when heating speed, insulation, and straightforward controls are priorities. The knob and display keep operation simple, while the Teflon-tube compatibility can help with smoother filament feeding.

High-Capacity Safety Pick – Sovol SH02 Filament Dryer

The Sovol SH02 is one of the more capable filament dryers under 100 for users who need to dry two spools at once. It combines a 150W PTC heater, 40–70°C control, improved sealing, and preset programs for nine filament types.

Best For: Multi-printer households and makers who want dual-spool drying with preset material settings.

Pros:

• Dries two 1 kg spools simultaneously.
• Reaches 50°C in seven minutes and 70°C in 25 minutes.
• Offers one-key settings for nine filament types, including PLA, PETG, TPU, ABS, and nylon.
• Includes over-temperature cutoff and fan-failure alarm protection.

Cons:

• Desiccant bags are not included.
• Two-spool capacity may be unnecessary for occasional users.
• The notes do not state a drying timer range.

The SH02 is a strong fit for higher-volume workflows. Its dual-spool layout saves space, while the faster heater, improved seal, and safety features make it a practical upgrade for users drying filament regularly.

Best All-Around Control – SUNLU S2 Filament Dryer

If you want one of the more feature-rich filament dryers under 100, the SUNLU S2 combines 360° heating, a fan, and adjustable settings in a compact dry box. It supports temperatures up to 70°C and works with common 1.75, 2.85, and 3.00 mm filaments.

Best For: Makers who want detailed controls, touchscreen monitoring, and broad filament compatibility.

Pros:

• 360° all-around heating with dual heating sheets and a fan
• Temperature can be adjusted up to 70°C
• 4.6-inch touchscreen shows temperature, humidity, filament type, and countdown time
• Supports PLA, PETG, ABS, TPU, Nylon, PA, and PC

Cons:

• The supplied notes do not specify the exact drying-time range
• Its 210 × 85 mm holder dimensions may limit some larger spools

The SUNLU S2 is a strong choice when monitoring and customization matter as much as basic drying. Its touchscreen and 70°C ceiling give it flexibility for a range of materials.

Best Storage Flexibility – Sovol SH01 Filament Dryer

Among filament dryers under 100, the Sovol SH01 stands out for combining active heating with sealed, power-off storage. It offers three temperature settings—40°C, 45°C, and 50°C—and can hold either two narrower rolls or one wider roll.

Best For: Users who want a dryer that can also protect filament during storage without continuous power.

Pros:

• Built-in fan helps distribute heat more evenly
• Real-time temperature and humidity display
• Fits two spools under 70 mm wide or one spool under 150 mm wide
• Silicone and PTFE seals support power-off filament storage

Cons:

• Temperature settings top out at 50°C
• Desiccant bags are not included
• PTFE seals should be opened during heating to let moisture escape

The SH01 is practical for users who value capacity and storage protection over higher-temperature drying. Its sealed design and flexible spool layout make it useful between printing sessions.

Best High-Temperature Features – Creality Space Pi Dryer

The Creality Space Pi is a compelling option among filament dryers under 100 for users who want fast controls and a wide drying range. Its 80W PTC heater, 360° hot-air circulation, and adjustable 45°C–70°C range are designed for drying during printing.

Best For: Users who print with multiple filament types and want long timer settings plus power-outage memory.

Pros:

• 80W PTC heater and fan provide 360° hot-air heating
• Temperature adjusts from 45°C to 70°C
• 3.7-inch touchscreen displays temperature, humidity, and countdown
• Timer runs from 0 to 48 hours and includes power-off memory

Cons:

• The supplied notes do not specify spool capacity
• It weighs 5 kg, making it less convenient to move
• Its feature set may be more than needed for basic PLA drying

Space Pi is a feature-focused dryer for print setups that use varied materials or extended drying cycles. The high-temperature range, 48-hour timer, and remembered settings add convenience for longer workflows.

Best All-Around Choice – SUNLU S1 Plus Filament Dryer

If you are comparing filament dryers under 100, the SUNLU S1 Plus is a practical option for everyday moisture control. Its built-in fan helps speed drying, while the display shows temperature, time, and humidity during operation.

Best For: Makers who want a straightforward dryer for one spool and a broad range of filament types.

Pros:

• Fan-assisted drying helps address stringing, clogging, and poor adhesion caused by moisture.
• 2-inch LCD displays temperature, time, and humidity.
• Adjustable temperature range of 35°C to 55°C.
• Supports 1.75mm, 2.85mm, and 3.00mm filament, including PLA, PETG, ABS, TPU, and Nylon.

Cons:

• The listed capacity is limited to one spool with maximum dimensions of 210 × 89 mm.
• Its temperature range may be less suitable for materials requiring higher drying temperatures.

The S1 Plus stands out for its broad diameter compatibility, simple controls, and drying-while-printing capability. It is a sensible fit for general-purpose filament maintenance when you do not need dual-spool capacity.

Best Dual-Spool Value – LANDU Filament Dryer 2.0

Among filament dryers under 100, the LANDU Filament Dryer 2.0 is designed for users who need more capacity. It can dry two 1KG spools at once and uses circulating hot air to promote more uniform heating.

Best For: Multi-printer setups and makers who regularly dry two standard spools simultaneously.

Pros:

• Holds and dries two 1KG spools at the same time.
• Four filament holes can support multiple filament paths or two printers.
• Heats to 50°C in five minutes and 70°C in 15 minutes, according to the supplied specifications.
• Offers adjustable temperatures from 50°C to 70°C and drying times from zero to 24 hours.

Cons:

• The listed temperature range starts at 50°C, offering less low-temperature flexibility than some single-spool models.
• Compatibility is specified for 1.75mm and 2.85mm filament rather than 3.00mm.

LANDU’s main advantage is capacity: two 1KG rolls and multiple filament outlets in a relatively space-conscious design. Choose it when throughput matters more than the widest temperature range.

Best Controls and Presets – Creality Space Pi Filament Dryer

For shoppers comparing filament dryers under 100, the Creality Space Pi offers detailed control and guided settings. Its 360° circulating hot air, touch interface, and material presets make it appealing for users who work with several filament types.

Best For: Users who want broad material presets, a long timer, and a more advanced control panel.

Pros:

• 110W PTC heater and fan circulate hot air for 360° heating.
• 3.7-inch LCD touch screen supports Celsius and Fahrenheit.
• One-key presets support up to 12 filament types, including PLA-CF, PA-CF, and ASA.
• Temperature adjusts from 45°C to 70°C, with a timer adjustable up to 48 hours.

Cons:

• The supplied specifications list a 110V input, so buyers should verify electrical compatibility.
• At 1.5 kg, it is heavier than the SUNLU model listed here.

The Space Pi is the most feature-rich choice in this group, especially for composite and engineering-oriented materials. Its power-off memory and extended timer also make it convenient for longer drying cycles.

How We Picked the Best Filament Dryers Under 100

We focused on practical features that matter during everyday 3D printing rather than marketing claims alone. The comparison considers usable temperature ranges, heating consistency, compatibility with common materials such as PLA, PETG, ABS, and TPU, spool capacity, controls, and whether the dryer can feed filament directly to a printer.

We also looked for designs that support ongoing storage, since drying filament once is less useful if it immediately absorbs moisture again. Models with sealed storage, clear controls, and sensible spool access received particular attention. Product names and availability can change, so verify current specifications and pricing before purchase.

Quick Comparison

What to Compare	Why It Matters
Single- or dual-spool capacity	Determines whether you can dry one active spool or prepare multiple materials at once.
Temperature range	Controls compatibility with different filament types and drying requirements.
Heating design	Helps determine how evenly moisture is removed throughout the spool.
Drying and storage modes	Lets you print from the box while reducing moisture exposure.
Controls and sensors	Make it easier to select repeatable settings and avoid overheating.

Key Buying Factors for Filament Dryers Under 100

Capacity and Spool Fit

Choose a single-spool dryer if you typically print one material at a time and want a smaller footprint. A dual-spool model is more useful for active multi-material workflows, but confirm that it accommodates your spool width and diameter. Some large or unusual spools may not fit even when the listing states a nominal capacity.

Temperature Control

Look for adjustable settings rather than a single fixed temperature. PLA generally needs gentler treatment than materials such as ABS or nylon, while TPU may require careful handling. A wide range is useful only when the controls are clear and the dryer maintains stable heat.

Heating and Airflow

Consistent circulation matters because uneven heating can leave parts of a spool damp. PTC heating, temperature sensors, and designs intended to distribute heat around the spool can improve repeatability. Drying time still depends on the filament, spool size, starting moisture level, and room conditions.

Printing Directly from the Dryer

If your printer runs for long periods or your room is humid, select a box with a filament outlet and a lid or seal that limits moisture re-entry. Check that the path does not add excessive drag and that the outlet aligns comfortably with your printer or filament guide.

Controls, Noise, and Safety

A readable display, simple presets, timer, and automatic shutoff make regular use easier. Also consider noise, cable placement, ventilation, and whether the unit has basic over-temperature protection. Never exceed the manufacturer’s recommended settings or leave a heated appliance unattended for extended periods.

Who Should Buy Which Filament Dryers Under 100?

Choose a compact single-spool dryer if you want an affordable solution for occasional PLA or PETG printing and have limited desk space. A dual-spool option makes more sense for frequent users who rotate materials or want to prepare two spools together. If moisture-sensitive filament is a recurring problem, prioritize sealed storage and direct-print feeding over cosmetic features. For mixed-material households, favor the widest useful temperature range and the clearest controls.

Among these Filament Dryers Under 100, the best choice is the one that fits your spool dimensions, material requirements, and printing habits—not necessarily the model with the highest advertised temperature.