Over-Ear
QCY H3S
81Outstanding
$34
Full review dataQCY H3S vs Tronsmart KH02: which should you buy?
On aggregated review scores the QCY H3S comes out ahead with a HearWiki score of 81. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: QCY H3S - Outstanding overall at around $34.
Over-Ear
Tronsmart KH02
56Average
$30
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
QCY H3S leads on 6 of 7 measures.
- QCY H3S
- Tronsmart KH02
HearWiki score
81
56
Sound
7.5
4.2
Noise cancelling
7.4
-
Battery
9.8
8.0
Calls
5.4
5.0
Value
9.5
6.4
Price (USD)
$34
$30
Generation & platform
The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?
New platform
QCY H3S (2025) against Tronsmart KH02 (2024). The QCY H3S is the newer platform here: Bluetooth 6.0 against 5.3, Top codec LDAC against SBC and ANC type Adaptive against None. It also adds Multipoint pairing.
- H3S20251 yr newer
- KH022024
What differsH3SKH02
- Bluetooth
- 6.0
- 5.3
- Top codec
- LDAC
- SBC
- ANC type
- Adaptive
- None
- Multipoint pairing
- Yes
- No
Platform
Everyday features
Level on: USB-C.
Specifications
H3SKH02
- Type
- Over-Ear
- Over-Ear
- Price (USD)
- $34
- $30
- HearWiki score
- 81
- 56
- Released
- 2025
- 2024
- Availability
- Sold new
- Still sold new
- Driver
- 2-driver hybrid
- 40 mm dynamic
- Driver type
- hybrid
- dynamic
- Driver size
- 40 mm
- 40 mm
- Drivers per side
- 2
- 1
- Frequency response
- 20 Hz - 40 kHz
- 20 Hz - 20 kHz
- Impedance
- 32 Ω
- 32 Ω
- Sensitivity
- -
- 93 dB/mW
- Bluetooth
- 6.0
- 5.3
- Codecs
- AAC, LDAC
- SBC
- Multipoint pairing
- Yes
- No
- Wireless range
- 10 m
- 15 m
- Battery life
- 102 h
- 45 h
- Battery life (ANC on)
- 58 h
- -
- Full charge time
- 120 min
- 120 min
- Quick charge
- 10 min → 7 h
- 10 min → 2 h
- Wireless charging
- No
- No
- Active noise cancelling
- Yes
- No
- ANC type
- adaptive
- -
- Companion app
- -
- No
- Controls
- buttons
- buttons
- Voice assistant
- Yes
- -
- Weight
- 240 g
- 174 g
- Water resistance
- none
- none
- Foldable
- Yes
- Yes
- Detachable cable
- -
- Yes
- USB-C
- Yes
- Yes
- Connector
- -
- 3.5 mm
- Microphones
- 7
- 1
What reviewers said
QCY H3S
The QCY H3S is a budget-friendly over-ear wireless headphone that packs adaptive active noise cancellation, a hybrid dual-driver setup, and support for LDAC and Bluetooth 6.0. Its foldable design and lightweight build add to its portability and convenience.
- Pro:Effective adaptive ANC for the price
- Pro:LDAC and AAC codec support for high-quality audio
- Pro:Multipoint connectivity and Bluetooth 6.0
- Con:No water resistance rating
- Con:No wireless charging support
- Con:Controls are button-based, not touch
Tronsmart KH02
The Tronsmart KH02 is a budget-friendly over-ear headphone aimed at kids, offering a long 45-hour battery life and Bluetooth 5.3 for reliable wireless listening. It features a foldable, lightweight design with volume limiting for safer use, and can also be used wired via a 3.5mm connection. While it lacks active noise cancellation and advanced codecs, it provides a simple, durable option for young listeners.
- Pro:Long 45-hour battery life
- Pro:Bluetooth 5.3 for stable connection
- Pro:Foldable and lightweight design
- Con:No active noise cancellation
- Con:Only supports SBC codec
- Con:No app support or multipoint
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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