UM Stardust VS Softears RSV MK II

UM Stardust and Softears RSV MK II are in-ear monitors. UM Stardust costs $800 while Softears RSV MK II costs $700. UM Stardust is $100 more expensive. Softears RSV MK II holds a decisive 3.4-point edge in reviewer scores (5.8 vs 9.2). Softears RSV MK II has significantly better mids with a 3-point edge, Softears RSV MK II has significantly better treble with a 3-point edge, Softears RSV MK II has significantly better dynamics with a 4-point edge and Softears RSV MK II has better soundstage with a 0.8-point edge.

Jaytiss Score

UM Stardust

5.8 /10

Jaytiss Score

Softears RSV MK II

9.2 /10

Score gap: 3.4

Metric	UM Stardust	Softears RSV MK II
Mids	5	8
Treble	5	8
Soundstage	7	7.8
Dynamics	5	9
Tonality	4.8	8.2
Technicalities	5	8

Take these comparisons with a grain of salt—we don't have enough UM Stardust and Softears RSV MK II reviews saved yet to provide an unbiased result.

Jaytiss Reviews Comparison

UM Stardust reviewed by

5.8 Reviewer Score

C Tuning

C+ Tech

Pillowy bass, bland. Just not great especially at this price.

Jaytiss original ranking

Jaytiss Youtube Channel

Mids: C+ Treble: C+ Dynamics: C+ Soundstage: A-

Softears RSV MK II reviewed by

2025-09-03

9.2 Reviewer Score

A+ Tuning

A+ Tech

So Softears didn't forget how to tune. Tactful Basshead

Jaytiss original ranking

Jaytiss Youtube Channel

Mids: A+ Treble: A+ Dynamics: S Soundstage: A

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Price: $699

Buy Softears RSV MK II on Linsoul

Using this affiliate link for ordering your Softears RSV MK II or any other IEM helps fund our free service at no extra cost to you.

Price: $699

Buy Softears RSV MK II on HiFiGO

Driver Configuration: n/a

Tuning Type: n/a

Price (Msrp): $800

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Driver Configuration: 5BA

Tuning Type: Neutral with Bass Boost

Top Neutral with Bass Boost IEMs

Brand: Softears Top Softears IEMs

Price (Msrp): $700

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$699

Buy Softears RSV MK II on

Support our free service! Buying through our affiliate links costs you nothing extra

$699

Buy Softears RSV MK II on

Support our free service! Buying through our affiliate links costs you nothing extra

UM Stardust Scorings

Average Tunign Grade

Tonality remains inconsistent, with uneven peaks and dips that disrupt musical flow. You'll constantly notice peaks or dips pulling focus.

Average Technical Grade

C+

The presentation is steady if unspectacular, holding onto essential details when the music stays simple. Fine details occasionally slip through the cracks.

Mids C+

Midrange performance is decent, offering balanced presence without major flaws. It works well for casual background listening.

Treble C+

Treble is decent, offering acceptable extension without harshness. It balances presence with a touch of restraint.

Dynamics C+

Dynamics feel competent, bringing energy without the finest detail. It carries energy without sounding aggressive.

Soundstage A-

The stage stretches in every direction, carving out clear three-dimensional pockets for each player. Placement accuracy impresses from the start.

Softears RSV MK II Scorings

Average Tunign Grade

A+

It delivers a coherent, natural timbre that remains captivating across genres. Acoustic instruments sound lifelike and textured.

Average Technical Grade

A+

Layering is confident and precise, backed by imaging that locks elements firmly in place. Micro-details peek through without sounding forced.

Mids A+

Midrange quality is superb, rich with resolving power and transparency. Micro-details leap out effortlessly.

Treble A+

The treble performance feels luxurious, marrying air, control, and excitement. You can place every high-frequency element.

Dynamics S

Dynamics reach reference class, delivering lightning-fast transients and perfect contrast. Every transient feels lightning fast.

Soundstage A

Excellent spatial presentation that is wide, deep, and tall with precise instrument placement. Width, depth, and height all feel expanded.

UM Stardust User Reviews

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Softears RSV MK II User Reviews