Wired IEMs
Hidizs MP145
77Great
$150
Full review dataHidizs MP145 vs Letshuoer S12 Ultra: which should you buy?
On aggregated review scores the Letshuoer S12 Ultra comes out ahead with a HearWiki score of 83. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Letshuoer S12 Ultra - Outstanding overall at around $169.
Wired IEMs
Letshuoer S12 Ultra
83Outstanding
$170
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Letshuoer S12 Ultra leads on 3 of 4 measures.
- Hidizs MP145
- Letshuoer S12 Ultra
HearWiki score
77
83
Sound
8.1
8.6
Value
8.4
8.9
Price (USD)
$150
$170
Specifications
MP145S12 Ultra
- Type
- Wired IEMs
- Wired IEMs
- Price (USD)
- $150
- $170
- HearWiki score
- 77
- 83
- Released
- 2023
- 2025
- Availability
- Still sold new
- Sold new
- Driver
- 14.5 mm planar magnetic
- 1 planar magnetic
- Driver type
- planar
- planar
- Driver configuration
- -
- 1 planar magnetic
- Driver size
- 14.5 mm
- 14.8 mm
- Drivers per side
- 1
- 1
- Frequency response
- 20 Hz - 40 kHz
- -
- Impedance
- 30 Ω
- 16 Ω
- Weight
- 9.5 g
- -
- Detachable cable
- Yes
- -
- USB-C
- No
- -
- Connector
- 4.4 mm balanced
- -
What reviewers said
Hidizs MP145
The Hidizs MP145 is a wired planar magnetic IEM featuring a 14.5 mm driver that delivers a spacious, detailed sound with strong bass and treble extension. It offers excellent technical performance and value for its price, but its low sensitivity and 30 ohm impedance mean it benefits from a dedicated amplifier rather than a basic phone output.
- Pro:Spacious and well-layered soundstage
- Pro:Detailed treble and impactful bass
- Pro:Strong planar technical performance for the price
- Con:Requires more power than typical phone outputs
- Con:Low sensitivity may limit portable use
- Con:Larger size and weight may affect fit for some users
Letshuoer S12 Ultra
The Letshuoer S12 Ultra is a wired in-ear monitor that delivers Hi-Fi sound through a single 14.8mm planar magnetic driver housed in a lightweight aluminum-alloy shell. Aimed at music enthusiasts, it offers the signature planar-driver clarity and detail of the S12 series in a refreshed design, without any active noise cancellation or wireless features. Priced around $169, it's a straightforward, high-performance option for wired listening.
- Pro:Detailed and fast planar magnetic sound
- Pro:Lightweight and durable aluminum-alloy build
- Pro:Accurate bass response with low distortion
- Con:Requires a wired connection, no wireless freedom
- Con:No active noise cancellation for noisy environments
- Con:Open-back style may leak sound in quiet settings
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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