Sundara Earpads Buyer Guide: Top Replacements

Replacing earpads on a headphone like the HiFiMan Sundara is one of those upgrades that looks minor until you understand how much the stock pads shape the sound. If you’re exploring accessories for your headphone setup, earpads are worth understanding before anything else.

The harder question isn’t whether to replace the pads, it’s which replacement to trust. Budget velour rounds, angled hybrids, and dedicated HiFiMan-fit options from companies like Dekoni all behave differently on the Sundara’s oval cups. The evaluation criteria matter here: fit geometry, material trade-offs, and the expected FR shift from each option are not the same conversation.

What to Look For in Sundara Earpads

Cup Geometry and Pad Fit

The Sundara uses an oval cup opening, which creates an immediate compatibility issue with round pads. A round pad placed over an oval baffle will seal unevenly, tighter at the top and bottom, looser at the sides, and that uneven seal directly affects bass extension and isolation. Sundara-specific pads solve this by matching the baffle geometry, while universal round pads require the buyer to accept some trade-off in seal quality.

Oval-specific fit matters more on open-back headphones than on closed ones because the bass you do get is already limited by the open design. Losing seal consistency compounds that limitation.

Material and Its Effect on Sound

Velour, pleather (PU leather), and hybrid constructions all interact differently with the driver. Velour is acoustically transparent at the ear-contact surface, which generally results in a more open, diffuse soundstage, but it reduces isolation and can soften treble articulation compared to a sealed leather surface. Pleather creates a tighter acoustic seal, which tends to emphasize bass and reduce perceived soundstage width. Hybrid pads, velour center with leather or PU surround, attempt a middle path.

The Sundara’s stock pads are a hybrid construction. Replacing them with a different material changes the acoustic environment the driver sees. This is not theoretical: pad material and depth can produce measurable frequency response shifts in the treble region. Commit to a material direction before selecting a pad.

Pad Depth and Driver Distance

Pad depth determines how far your ear sits from the driver. Deeper pads generally increase perceived soundstage depth and reduce treble peaks from reflections, but they can also reduce bass impact by increasing the air gap between the driver and ear canal. Shallower pads do the opposite.

Deeper velour pads tend to tame the Sundara’s upper-midrange forwardness while also softening bass. This isn’t universally desirable. If the stock tuning is close to what you want and you’re replacing worn pads, matching the original depth is the more conservative choice. If you’re actively trying to rebalance the presentation, pad depth is a meaningful lever.

Angled vs. Flat Construction

Angled pads, where the front of the pad (near your face) is thicker than the rear, change the angle of the driver relative to your ear. For flat-faced headphones with perpendicular driver orientation, this can reduce direct ear-driver contact and create a presentation that some listeners describe as more speaker-like. Others find it shifts imaging in ways that feel unnatural.

The Sundara’s driver is already slightly angled in the stock configuration. Adding an angled pad on top of that introduces a compound angle that’s difficult to predict without trying it. What works on an AKG K702 or an Audio-Technica AD700X doesn’t map cleanly onto the Sundara’s geometry.

Top Picks

Dekoni Audio Elite Hybrid Earpads for HiFiMan Sundara HE-400i

The Dekoni Audio Elite Hybrid Earpads are the only pads in this roundup designed specifically for the HiFiMan Sundara and HE-400i family. That specificity matters: the oval cut is sized for the Sundara’s baffle, which means the seal geometry matches the stock experience rather than approximating it. For buyers who want a premium replacement that maintains the intended driver-to-ear relationship, this is the most defensible starting point.

The Elite Hybrid construction uses a perforated Fenestrated Sheepskin leather face with a velour inner ring, Dekoni’s signature hybrid approach that appears across their product line. The sheepskin leather tends to be more supple against the face than PU alternatives, and the memory foam backing compresses more consistently than the firm foam in HiFiMan’s stock pads.

The critical caveat: pad swapping on the Sundara shifts frequency response, and the Dekoni Elite Hybrid is no exception. The change is audible rather than subtle. Whether that change is an improvement depends on what you’re trying to correct. If the stock Sundara tuning reads as slightly bright, the Dekoni shift may land in a favorable direction. If you love the stock presentation and are replacing worn pads purely for comfort, matching the stock construction more closely, or sourcing HiFiMan replacement pads, is the more conservative path.

Check current price on Amazon.

Brainwavz Angled Memory Foam Earpad Angled Hybrid AKG HiFiMan ATH

The Brainwavz Angled Hybrid pads are the most interesting budget option here for Sundara users willing to accept some experimentation. The angled construction, thicker at the front, tapered toward the rear, redistributes driver angle relative to the ear, and on open-back headphones with relatively flat driver mounting, this can meaningfully reduce ear-driver contact distance and change the imaging character of the presentation.

On the Sundara specifically, the outcome is mixed: the angle can compound the Sundara’s existing driver angle into something that feels off-axis, or the added distance from the driver can tame treble glare. The hybrid construction, velour center face and synthetic leather surround, balances the isolation and breathability trade-off reasonably well for an extended wear pad at this price tier.

The universal fit is the main limitation. The Brainwavz angled hybrid installs on the Sundara via the standard friction-fit method, but the pad’s round opening doesn’t match the Sundara’s oval baffle. This can be addressed by centering the pad carefully and relying on the foam depth to compensate for the uneven contact, functional, but not the clean solution a dedicated oval pad provides.

Check current price on Amazon.

Brainwavz Hybrid Memory Foam Earpad Black PU/Velour Large Over-Ear

The flat hybrid version, Brainwavz Hybrid Memory Foam Earpads, follows the same universal format but without the angled geometry. PU leather face with a velour center ring and memory foam filling. It is sold as an aftermarket pad for AKG, HiFiMan, and Audio-Technica headphones.

The velour center keeps the ear contact surface breathable, a reasonable balance for extended listening sessions. The memory foam compression is soft enough that the pad breaks in noticeably over the first few weeks of use, which means the acoustic character you get at day one isn’t identical to the character you get at month two.

The round-versus-oval fit issue applies here as it does across all universal pads. For the Sundara, this is a budget option worth considering if the priority is comfort improvement and you’re comfortable with the expected FR trade-offs, not a substitute for a properly-fitted oval pad if precise sonic matching is the goal.

Check current price on Amazon.

Brainwavz Round Velour Memory Foam Earpads for Large Headphones

Pure velour. The Brainwavz Round Velour Memory Foam Earpads are the most budget-accessible option in this roundup and the most sonically transparent at the contact surface, velour doesn’t create a sealed acoustic boundary the way leather does, which means what you hear is closer to the driver’s unobstructed output, filtered through the usual round-on-oval fit compromise.

For Sundara use, pure velour tends to reduce perceived bass extension compared to the stock hybrid pads, the air seal around the cup is less consistent, and the acoustic leakage at the ear-contact surface reduces low-frequency output. That is worth weighing before purchase. Where these pads excel is breathability: velour is cooler and more breathable than leather or PU surfaces in warm conditions.

The strongest case for the round velour Brainwavz isn’t the Sundara, it’s gaming headsets or closed-back headphones where the stock pads are thin, non-memory foam constructions and the primary goal is comfort rather than sound quality preservation. For the Sundara specifically, the round fit and velour-induced bass roll-off make this the riskiest choice of the four unless breathability is the overriding priority.

Check current price on Amazon.

Buying Guide

Fit First, Material Second

The most common mistake in aftermarket pad selection is choosing a material before confirming fit geometry. For the Sundara, this means identifying whether a pad is oval-cut or round before anything else. A round pad placed on an oval baffle will seal inconsistently, and an inconsistent seal changes bass response more than any material choice will. If fit isn’t confirmed, the rest of the evaluation is noise.

Sundara-specific pads from Dekoni solve the fit problem by design. Universal round pads from Brainwavz require accepting a geometry compromise, functional, but imprecise. This isn’t a fatal flaw for budget pads on a casual listening setup. It is a meaningful limitation if you’re trying to preserve the Sundara’s tuning characteristics.

Understanding the FR Shift

Every pad swap on the Sundara shifts frequency response. This is not a flaw in aftermarket pads, it’s physics. Driver distance, material acoustics, and seal consistency all feed into what your ear hears. The relevant questions are: in which direction does the shift move, and does that direction align with your listening preferences?

Velour materials generally soften treble and reduce bass extension. Leather and PU surfaces generally improve seal and bass presence. Angled pads change driver angle, which can reduce treble peaks from direct ear-driver reflections or introduce imaging anomalies depending on the cup geometry. Deeper pads increase driver distance, which diffuses the presentation. Knowing which direction the Sundara’s presentation needs to move, if any, is the prerequisite for choosing a pad material intelligently.

Before committing, look for published pad-swap measurements for the Sundara, particularly for the Dekoni Elite Hybrid.

Budget Pads vs. Dedicated Replacements

Budget pads from Brainwavz and similar brands serve two legitimate purposes: comfort upgrades on headphones where sonic accuracy is secondary, and experimental pad-rolling on headphones where the buyer wants to explore tuning shifts without committing significant spend. For the Sundara, this framing matters.

If the goal is a worn-pad replacement that preserves the headphone’s original character, a dedicated HiFiMan replacement pad or the Dekoni Elite Hybrid is the more defensible choice. If the goal is experimentation, exploring whether velour opens the soundstage, or whether angled pads reduce the upper-midrange forwardness you find fatiguing, budget Brainwavz pads are a low-cost way to generate that data on your own setup before deciding whether a more expensive pad is worth pursuing.

The available accessories in this category range from budget comfort upgrades to dedicated audiophile replacements. Matching the pad category to the actual goal prevents most buyer regret.

Installation and Reversibility

Most aftermarket pads for the Sundara install via friction fit, the pad lip seats around the cup baffle and holds through tension. No adhesive, no tools. This means the swap is reversible: stock pads can be reinstalled if the aftermarket option doesn’t deliver what was expected.

The practical implication is that pad-rolling on the Sundara carries limited commitment risk. Buy a budget option, install it, listen for a week, and compare directly to stock. The memory foam in most aftermarket pads takes several days to reach its settled compression state, so first-day impressions are not fully reliable. Allow at least a week before drawing conclusions.

When Not to Pad-Roll

Pad-rolling for its own sake is a marginal activity. If the stock Sundara pads are intact and your listening experience is satisfying, replacing them introduces uncertainty without guaranteed improvement.

If none of those conditions apply, the stock pads are a thoughtfully designed component of the Sundara’s tuning.