Review: TinHiFi T4 – Doin’ it Right

iem-tinhifi-t4-review-headfonia (13)

Specifications

For the nit-pickers and nerdy ones here, I’m giving the specs and technical sheets. For all the others, you can just go to the next page to see how the T4 performs.

Carbon Coated Driver

If visually the TinHifi T4 looks a lot like the T2/T3, the inner components are vastly different.

Where the T2 uses a dual-driver configuration (1x6mm DD + 1x10mm DD) and the T3 a hybrid configuration (1x Balanced Driver + 1x10mm DD, the T4 only use one dynamic driver. But, this one is made of carbon nanotube for more stiffness and better sound accuracy. Like the Diamond Coated Driver, you have in the iBasso IT01S for example.

This is also easier to tune than the previous dual driver system and the T4 should sound more like the TinHifi P1 than the T2/T3. At least on paper.

The sensitivity is fairly low for a dynamic IEM (102dB/mW) but the low impedance (32Ohms) should not be an issue for any of the actual DAPs, or even smartphones. Without the previous push/pull configuration, the distortion remains around 1% across the whole frequency range.

Isolation

Like the P1, the TinHifi T4 are good noise-blockers.

Sure there are better options, especially if you lean toward acrylic-made IEMs, but I tried worse models too. Metallic enclosures can be hit or miss, and sometimes the shell can amplify high or low frequencies, which is not what we want.

As usual, the foam tips give the best results, properly stopping unwanted noises. Even if the TinHifi T4 has got small vents, this was not an issue and the IEMs muffled the conversation hum, coming from my daily commute.

Silicon tips also gave good results, but not as good as the foam. My best choice remain the SpinFit tips, even if the provided white one doesn’t fall short.

So, time to check the full specs!

Full specs

  • Type : IEM
  • Style : Dynamic
  • Drivers : 10mm Carbon Coates driver
  • Socket : MMCX (detachable cables)
  • Cable : 5N Silver-Plated Copper
  • Shell : Aluminium (aerospace grade ?)
  • Frequency response Range : 10 – 20 kHz
  • Sensitivity : 102dB/mW
  • Impedance: 32ohms
  • Price : 119$ (79% during the Indiegogo)

The article continues on Page Four, after the click here.

4.8/5 - (5552 votes)
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A nerdy guy with a passion for audio and gadgets, he likes to combine his DAC and his swiss knife. Even after more than 10 years of experience, Nanotechnos still collects all gear he gets, even his first MPMAN MP3 player. He likes spreadsheets, technical specs and all this amazing(ly boring) numbers. But most of all, he loves music: electro, classical, dubstep, Debussy : the daily playlist.

14 Comments

  • Reply November 14, 2019

    Nisha Batel

    Thank you for the tinhifi t4 review.

  • Reply November 14, 2019

    Zero

    Wow, the Tin T1 is forgotten even here.

  • Reply November 15, 2019

    antoine amanieux

    a $129 iem that requires a $100 external amp to sound good is not a $129 iem, it is a $229 iem. it should then be compared to $229 iems that does not require external amp 🙂

    • Reply December 5, 2019

      Sam

      You wouldn’t use a 200+$ iem without a decent audio source period. Doesn’t matter what iem it is, if the signal going in is wack, the iem isn’t going to fix that.

    • Reply July 16, 2020

      Laurent

      Hi, i have the t2, will by the t4, works perfectly good with only my S8. Using Flac, Dsd filles and Fiio application.

  • Reply November 21, 2019

    Sp12er

    ^Lol of course not!
    I do think the comparison choices is kinda sparse tho.

  • Reply December 20, 2019

    Richard

    Last chance to get Tin HiFi T4 at $89 from HiFiGo if you miss the chance to get from indiegogo
    https://hifigo.com/products/tin-hifi-t4-cnt-dynamic-driver-inear-earphones-iem-monitor-mmcx-connector

  • Reply January 2, 2020

    Connie

    Thanks for review of Tinhifi T4.
    As it is using Carbon Coated Driver which is 1 DD like IT01S.
    Which one is better of their tonality?

  • Reply January 10, 2020

    Anil Kumar

    Thanks for sharing the Info.

  • Reply February 14, 2020

    JITHU CHANDRADAS

    T4 is the best iem around $100 i’ve ever used.As you said it is very picky to the source.Out of my three sources i liked it only with one my trusted fiio x5 ii.I even completely prefer t4 over my kanas pro.With the right source t4 sounds absolutely fantastic.That rich premium timbre you will not get from other iems around or double this price.

  • Reply April 3, 2020

    Matúš Jurčík

    Hello, you wrote that the T4 is very sensitive to the source. Chord mojo – lost musicality, Q5s – is alright. What about LG quad DAC should it be alright on that? Lg g7, V30,V40 …

    Thank you

    • Reply April 3, 2020

      NanoTechnos

      Hi !

      I tried the TinHifi T4 on my iPhone, who’s amp section isn’t known for its “power”. So yeah, you shouldn’t have any issue to drive it with a LG smartphone 🙂

      Especially if they have the Quad DAC.

  • Reply April 3, 2020

    Matúš nurčík

    Thank you for your reply but I meant it like if lg quad dac is soundwise good enought by its sound character or sound quality. I know that there is plenty of volume from it. Because in that article was written that is very picky to the source. I have lg g7 and it has sabre 9218 dac(quad dac) that has realy soft sound and I also have nextdrive spectra and i need to know if the t4 is good match with it… Ok but anyway thanks :).

  • Reply October 27, 2020

    Chris

    I had the T3 then upgraded based on this and other reviews but I was really dissapointed. They did extend and smooth out the treble vs. T3 a little. However the midrange has such a huge bulge now that half the recordings that sound decent on the T3 sounds terrible with these. Also male voices lose timber completely. It sounds rather like one of those old portable record players. Also there’s a dip at around 6 kHz which loses some positional information making everything sound mono. I think these where designed with a very specific set of recordings in mind. I personally would not recommend them as they are not very versatile.

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