PAX Four

PAX Four (PAX 4) Dry Herb Vaporizer

The PAX Four is a premium portable dry herb vaporizer designed for users who want stronger vapour production without sacrificing the compact design and simplicity that made PAX famous. Combining a new high-output hybrid heating system with four intelligent heat modes, a redesigned oven and convenient USB-C charging, the PAX 4 delivers a more powerful take on the traditional PAX experience.

Unlike earlier PAX models that relied primarily on conduction heating, the PAX Four combines convection and conduction to provide more responsive heating, improved extraction and substantial vapour production.

PAX advertises up to 50% more vapour production than selected previous PAX devices, including the PAX Plus and PAX Flow, under its comparative testing conditions.

Despite this increase in performance, the PAX Four retains the familiar minimalist aluminium body, intuitive single-button controls and discreet, pocket-friendly shape associated with the brand.

For customers looking for a premium session-style vaporizer with uncomplicated operation and stronger dry herb performance, the PAX Four offers an appealing balance of power, portability and everyday convenience.

Key Features

• High-Output Hybrid Heating: Combines convection and conduction for powerful, consistent dry herb extraction.
• Up to 50% More Vapour: Manufacturer-advertised increase compared with selected previous PAX models under test conditions.
• Four Intelligent Heat Modes: Choose between preset heating profiles to suit different session preferences.
• Redesigned Oven and Lid: Improved chamber access, airflow and convenient loading.
• Compact Premium Design: Durable anodised aluminium body with PAX's signature minimalist styling.
• USB-C Charging: Convenient modern charging connection with approximately 90-minute full recharge.
• Up to Five Sessions Per Charge: Manufacturer-advertised runtime of up to approximately 50 minutes.
• Extendable Manufacturer Warranty: Two-year limited warranty, with an additional year available following qualifying registration within 30 days.

A More Powerful Generation of PAX Vaporizer

The PAX Four represents a significant evolution of the brand's familiar portable vaporizer design.

Earlier devices such as the PAX 3 and PAX Plus became popular for their compact construction, straightforward controls and reliable conduction heating.

The PAX Four builds on these strengths while addressing the growing demand for greater vapour production and more responsive heating.

Its upgraded hybrid heater combines direct oven heating with heated airflow, helping deliver substantial vapour without requiring complicated menus or manual temperature adjustments.

The redesigned oven and lid also improve everyday usability, making loading and cleaning more convenient.

For existing PAX owners, these improvements make the Four an attractive upgrade, particularly if stronger vapour production is a priority.

High-Output Hybrid Heating Technology

One of the biggest improvements is the PAX Four's advanced hybrid heating system.

Unlike traditional conduction-only vaporizers, hybrid heating combines two methods of transferring heat to dry herbs.

Conduction heating transfers heat directly from the warmed oven surfaces into the material.

Convection heating uses heated air passing through the herbs during inhalation.

By combining both technologies, the PAX Four provides continuous chamber heating while supporting more responsive vapour production.

Benefits of Hybrid Heating

Stronger vapour production: The high-output heater is designed to produce more substantial draws.

Consistent extraction: Direct oven heating helps maintain warmth throughout a session.

Responsive performance: Heated airflow contributes to vapour generation during inhalation.

Improved flavour consistency: The combined heating system helps maintain a balanced experience across the session.

Straightforward operation: Users benefit from hybrid heating without needing to manage complex settings.

The PAX Four remains a session-focused vaporizer rather than a dedicated On-Demand convection device.

However, its hybrid heating system offers a meaningful performance upgrade over earlier conduction-only PAX models.

Up to 50% More Vapour Production

PAX describes the Four as its most powerful dry herb vaporizer at launch, designed for customers who prefer more substantial vapour production.

According to the manufacturer, its high-output hybrid heater can deliver up to 50% more vapour than selected earlier PAX devices under comparative testing conditions.

This comparison includes the PAX 2, PAX 3, PAX Plus, PAX Mini and PAX Flow.

What Does More Vapour Mean?

Fuller draws: The heater is designed to support more noticeable vapour production.

Greater intensity: Higher heating profiles can provide a more substantial session.

Improved consistency: The upgraded heater is intended to maintain reliable output as the session progresses.

More flexibility: Users can choose a gentler or more intensive heating profile depending on their preferences.

The advertised improvement is a manufacturer comparison rather than a guarantee that every user will experience exactly 50% more vapour.

Actual performance depends on herb preparation, oven loading, heat mode and inhalation technique.

Four Intelligent Heat Modes

The PAX Four offers four preset heat modes designed to provide different levels of heating intensity.

Instead of selecting an exact temperature using a digital display, users choose between four predefined profiles.

The device's patented temperature-control technology manages heating during operation.

Mode 1 – Lower-Temperature Sessions

The lowest heating profile is best suited to users who prefer lighter vapour and a gentler session.

Lower temperatures generally place greater emphasis on the delicate flavour characteristics of dry herbs.

This is a sensible starting point for beginners or users who prefer less intensive vapour production.

Mode 2 – Balanced Everyday Heating

The second mode provides a balance between flavour and vapour density.

It is a practical choice for users who want consistent everyday performance without immediately selecting the highest heating setting.

Mode 3 – Stronger Vapour Production

The third mode increases heating intensity for users who prefer fuller draws.

It offers a useful middle ground between the lower-temperature profiles and the most intensive setting.

Mode 4 – Maximum Heating Intensity

The highest heat mode is intended for users who prioritise dense vapour and more intensive extraction.

Higher temperatures can produce warmer vapour and may increase battery consumption.

Users should experiment gradually to find their preferred setting.

How Do You Change Heat Modes?

The PAX Four uses a simple single-button interface with the familiar PAX LED petal indicator.

Users can enter heat-mode selection and cycle through the four available profiles using the device's controls.

The LED indicator communicates the selected mode and heating status.

This makes the PAX Four particularly approachable for users who want a powerful vaporizer without a complicated interface.

Intelligent Temperature Control and Automatic Shut-Off

The PAX Four uses patented temperature-control technology to manage heating during sessions.

The device is designed to regulate its operation automatically rather than requiring constant user adjustments.

It also features automatic shut-off functionality.

High-Temperature Protection

PAX advises that the Four can automatically switch off if it reaches sustained high internal temperatures.

This is a protective feature rather than necessarily an indication of a defect.

If the device displays a high-temperature warning or shuts down because of excessive heat, allow it to cool fully before attempting to use it again.

Follow the manufacturer's guidance if the warning persists.

For customers who prefer a vaporizer that manages its own heating behaviour, these intelligent controls are a useful part of the overall experience.

Redesigned Oven for Easier Loading

The PAX Four introduces an updated oven design intended to improve loading, airflow and maintenance.

The chamber features a refined shape and redesigned lid, making it easier to prepare the device for a session.

Benefits of the Updated Oven

More convenient loading: The chamber is designed to make adding ground herbs straightforward.

Improved airflow: The revised oven and lid help support the upgraded heating system.

Easier emptying: The chamber design simplifies removing spent herbs after a session.

Better access for cleaning: The oven is designed to be maintained without complicated disassembly.

The oven accommodates approximately 0.3g of ground dry herbs, depending on grind consistency and packing density.

For best results, use a reasonably even grind and avoid packing the chamber so tightly that airflow becomes restricted.

Dry Herb Only

The PAX Four is designed for ground dry herbs.

Importantly, the PAX Four is not compatible with the PAX Concentrate Insert.

Customers who want to use compatible solid or waxy concentrates should consider a suitable dual-use device, such as the PAX Plus Complete Kit, or a dedicated concentrate vaporizer.

Improved Airflow for More Consistent Sessions

The redesigned oven and lid are intended to improve airflow through the PAX Four.

Airflow is particularly important in a hybrid vaporizer because heated air contributes to extraction as the user inhales.

The Four's updated chamber works alongside the high-output heater to support more substantial vapour production.

Why Does Airflow Matter?

More consistent draws: An appropriately loaded chamber helps heated air pass through the herbs.

Better heating performance: Airflow contributes to the convection component of the hybrid system.

Improved comfort: A clear vapour path helps avoid unnecessary restriction.

Easier maintenance: Regular cleaning helps preserve the intended draw characteristics.

The PAX Four does not feature a dedicated manual airflow adjustment dial.

Users who want to adjust draw resistance through a physical control may prefer the XMAX V4 Pro, which offers three airflow settings.

Compact Aluminium Design and Portability

The PAX Four retains the minimalist appearance that has made PAX one of the most recognisable names in portable vaporizers.

Its smooth anodised aluminium exterior provides a premium finish, while the integrated controls and LED indicator maintain a clean appearance.

The device measures approximately 111 × 31 × 22mm and weighs around 93g, making it suitable for everyday carrying.

Unlike vaporizers with exposed glass stems or large external mouthpieces, the PAX Four maintains a streamlined profile.

Flat Mouthpiece

The flat mouthpiece sits close to the top of the device and provides the most compact carrying profile.

Raised Mouthpiece

The raised mouthpiece offers a more pronounced contact point and may feel more comfortable for users who prefer a traditional mouthpiece shape.

Both options are included in the standard package.

The aluminium exterior can become warm during extended sessions, particularly when using higher heat modes.

Allow the device to cool before storing it in a pocket, bag or case.

USB-C Charging and Battery Life

The PAX Four uses an integrated rechargeable battery with USB-C charging.

This is a welcome improvement for customers upgrading from older PAX models that relied on proprietary magnetic charging cables.

Benefits of USB-C Charging

Convenient compatibility: USB-C cables are widely used across modern electronics.

Simpler travel charging: There's no need to carry a PAX-specific magnetic charging cable.

Straightforward recharging: Connect the supplied cable to a suitable USB power source.

Less downtime: A full recharge takes approximately 90 minutes under suitable conditions.

How Long Does the Battery Last?

PAX advertises up to approximately five sessions or 50 minutes of runtime per full charge.

Actual battery life varies depending on the selected heat mode, session duration, battery condition and usage habits.

Higher heating settings may reduce the number of sessions available.

The battery is integrated and is not intended to be replaced by the user.

Customers who prefer a removable battery may find the XMAX V4 Pro more convenient, particularly when travelling or using a vaporizer frequently.

Easy Cleaning and Maintenance

The PAX Four has been designed to simplify routine cleaning.

Its updated oven and removable screens make it easier to access areas where herb particles and residue can accumulate.

Regular cleaning is important because residue inside the oven or vapour path can gradually restrict airflow and affect flavour.

How to Clean the PAX Four

After each session: Allow the device to cool, remove the oven lid and empty the spent herbs.

Brush the oven: Use the supplied wire brush or suitable cleaning tool to remove loose particles.

Inspect the screens: Remove and clean the oven screens according to the manufacturer's instructions.

Clean the vapour path: Follow the PAX cleaning instructions using compatible tools and approved cleaning methods.

Allow components to dry: Ensure all cleaned parts are completely dry before reassembly.

PAX recommends allowing the device to cool for at least ten minutes after use before handling the oven and screen.

Avoid sharp tools that could damage the chamber and prevent cleaning liquids from entering the electronics.

With regular maintenance, the PAX Four should remain relatively straightforward to keep clean.

Premium Build Quality and Manufacturer Warranty

The PAX Four combines the brand's familiar minimalist styling with an upgraded internal heating system.

Its anodised aluminium body provides a durable exterior, while the single-button interface reduces the need for complicated controls.

The device is backed by a two-year limited manufacturer warranty, with an additional year available when registered within 30 days of purchase, subject to PAX's terms and eligibility requirements.

This provides up to three years of limited manufacturer warranty coverage for qualifying registered devices.

Warranty claims are handled through the manufacturer's process and may require proof of purchase.

Who Is the PAX Four Best For?

Existing PAX owners: The upgraded hybrid heater and redesigned oven offer meaningful improvements over earlier models.

Users who prefer dense vapour: The high-output heating system is designed for stronger vapour production.

Beginners: Four preset heat modes and simple controls make the device approachable.

Premium portable buyers: The compact aluminium body offers an attractive alternative to larger performance vaporizers.

Session-style users: The hybrid heating system is particularly suited to relaxed, continuous sessions.

Customers who value straightforward maintenance: The redesigned oven and removable screens simplify cleaning.

USB-C users: Modern charging removes the need for a proprietary magnetic cable.

When Might Another Vaporizer Be Better?

The PAX Four is not necessarily the ideal choice for everyone.

It doesn't provide exact degree-by-degree temperature control, and its airflow cannot be adjusted through a dedicated dial.

The integrated battery cannot be replaced by the user.

Its session-focused operation may also be less suitable for customers who prefer occasional individual draws using On-Demand heating.

The PAX Four is designed for dry herbs only and does not support the PAX Concentrate Insert.

For buyers who prioritise full convection heating, digital temperature adjustment, adjustable airflow and a removable battery, the XMAX V4 Pro may offer greater flexibility.

However, for customers who value premium design, powerful session performance and simple operation, the PAX Four remains an attractive choice.

PAX Four vs PAX Plus

The PAX Four and PAX Plus share the brand's minimalist design philosophy but use different heating technologies.

Which Vaporizer Is Better?

Choose the PAX Four if you want stronger dry herb vapour production, hybrid heating and modern USB-C charging.

Choose the PAX Plus if you prefer a traditional PAX conduction vaporizer with the option to use compatible concentrates through the appropriate insert.

For customers who only use dry herbs and prioritise vapour intensity, the PAX Four is the more performance-focused option.

PAX Four vs XMAX V4 Pro

The PAX Four and XMAX V4 Pro are both modern portable dry herb vaporizers, but they offer different levels of control.

Which Vaporizer Is Better?

Choose the PAX Four if you prioritise premium construction, compact design, simple operation and powerful hybrid session heating.

Choose the XMAX V4 Pro if you prefer full convection heating, precise temperature control, adjustable airflow, a removable battery and dedicated On-Demand mode.

At DopeVapes, we generally recommend the XMAX V4 Pro for customers seeking maximum flexibility and value.

However, the PAX Four remains an appealing premium alternative for buyers who prefer the minimalist PAX experience and stronger session-style vapour production.

PAX Four Technical Specifications

What's Included in the Box?

The standard PAX Four package includes:

• 1 × PAX Four Dry Herb Vaporizer
• 1 × Flat Mouthpiece
• 1 × Raised Mouthpiece
• 3 × Oven Screens
• 1 × Multi-Tool
• 1 × Wire Cleaning Brush
• 1 × USB-C Charging Cable
• User Documentation

Please note: The PAX Four is intended for dry herbs only and is not compatible with the PAX Concentrate Insert.

DopeVapes Expert Verdict

The PAX Four is a substantial upgrade for customers who enjoy the traditional PAX design but want stronger dry herb performance.

Its greatest advantage is the new high-output hybrid heating system, which delivers the more substantial vapour production that many users have wanted from a compact PAX vaporizer.

The redesigned oven, four preset heat modes and USB-C charging also make it more convenient for everyday use.

There are compromises. The Four lacks precise digital temperature control, its battery isn't user-removable and it remains primarily a session-style device.

For buyers who prioritise performance-per-pound, adjustable airflow and On-Demand convection heating, we generally recommend the XMAX V4 Pro.

However, for customers who value premium construction, discreet portability, simple operation and stronger hybrid vapour production, the PAX Four is one of the most appealing options in the PAX range.

Frequently Asked Questions

Is the PAX Four the same as the PAX 4?

Yes. PAX Four and PAX 4 refer to the same portable dry herb vaporizer. PAX uses the name PAX FOUR in its official product information.

Is the PAX Four convection or conduction?

The PAX Four uses hybrid heating, combining convection and conduction to deliver consistent chamber heating and responsive vapour production.

Is the PAX Four better than the PAX Plus?

The PAX Four offers a more powerful hybrid heating system, redesigned oven and USB-C charging. The PAX Plus remains appealing for users who prefer traditional conduction sessions and want concentrate compatibility with a suitable insert.

How many temperature settings does the PAX Four have?

The PAX Four has four preset heat modes. Users can select different heating intensities without manually adjusting an exact temperature.

Does the PAX Four produce more vapour than older PAX models?

PAX advertises up to 50% more vapour production compared with selected previous models under its testing conditions. Actual results depend on herb preparation, heat mode and inhalation technique.

How much herb does the PAX Four hold?

The oven accommodates approximately 0.3g of ground dry herbs, although actual capacity depends on grind consistency and packing density.

How long does the PAX Four battery last?

PAX advertises up to five sessions or approximately 50 minutes of runtime per charge. Actual battery life depends on heat mode, session duration and usage.

Does the PAX Four have USB-C charging?

Yes. The PAX Four uses USB-C charging and typically takes approximately 90 minutes to recharge fully under suitable conditions.

Can the PAX Four vaporize concentrates?

No. The PAX Four is designed for dry herbs and is not compatible with the PAX Concentrate Insert. For concentrate compatibility, consider the PAX Plus Complete Kit or a dedicated concentrate vaporizer.

What warranty does the PAX Four have?

The PAX Four includes a two-year limited manufacturer warranty, extendable by one additional year following qualifying registration within 30 days of purchase, subject to PAX's terms.

Related Products and Buying Guides

• PAX Plus Basic Kit: Traditional PAX conduction vaporizer with four Experience Modes.
• PAX Plus Complete Kit: Includes accessories for smaller herb loads and compatible concentrates.
• PAX Flow: Premium hybrid vaporizer with widened airflow and a side-loading oven.
• XMAX V4 Pro: Full convection alternative with digital temperature control and On-Demand mode.
• Arizer Solo 3 V2: Premium hybrid vaporizer with glass vapour path and excellent battery endurance.
• Conduction vs Convection Vaporizers: Understand the differences between heating technologies.
• On-Demand vs Session Mode Vaporizers: Compare operating styles before choosing your vaporizer.
• How to Clean and Maintain Your Vaporizer: General maintenance guidance to complement PAX's device-specific instructions.