Short answer: the ThieAudio Hype 2. It ranks #161 of 450 in-ear headphones by sound quality, rated 4.3/5, at $399; the HeartField CU8 ranks #207, rated 4.2/5, at $396. The price gap is small enough that the sound-quality ranking should decide it.
Buy the ThieAudio Hype 2. It is rated higher for sound quality, and the $3 you would save on the HeartField CU8 does not close the gap.
Still deciding? The full Headphones rankings cover every ranked option.
Specifications Side By Side
| ThieAudio Hype 2 | HeartField CU8 | |
|---|---|---|
| Price | $399.00 | $396.00 |
| Ranked | #161 of 450 in In-Ear Headphones | #207 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 77 (median of 30 squig.link measurements, calibrated to AutoEQ) | 76 (median of 5 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 1.51 dB standard deviation | 1.53 dB standard deviation |
| Tonal Tilt | -0.58 (negative is warmer, positive brighter) | -0.72 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-0.1 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (+2.9 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Hybrid (2 dynamic + 2 balanced armature) | Balanced armature |
| Drivers | 2 x 10mm dynamic + 2 x balanced armature | 4 x balanced armature |
| Impedance | 25 ohms | 17 ohms |
| Sensitivity | 108 dB/Vrms | 108 dB |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) | 10Hz - 20kHz (Manufacturer specified) |
Related Headphone Comparisons
How ThieAudio Hype 2 compares with other leading options:
- Myer Audio CKLVX D62 vs ThieAudio Hype 2
- Moondrop Blessing vs ThieAudio Hype 2
- Unique Melody 3DT vs ThieAudio Hype 2
- ThieAudio Hype 2 vs ThieAudio Hype 4
- ThieAudio Hype 2 vs Yanyin Canon II
Prices on this page were last checked October 11, 2026 at 4:59 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Headphones In Full
ThieAudio Hype 2: $399.00 Amazon eBay
Full ThieAudio Hype 2 review and specifications →
| Released | 2023 (3 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 1.51 dB standard deviation |
| Driver Type | Hybrid (2 dynamic + 2 balanced armature) |
| Drivers | 2 x 10mm dynamic + 2 x balanced armature |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 77 (median of 30 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 25 ohms |
| Sensitivity | 108 dB/Vrms |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-0.1 dB at 30 Hz) |
| Tonal Tilt | -0.58 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
HeartField CU8: $396.00 Linsoul eBay
Full HeartField CU8 review and specifications →
| Released | Jun 2025 (1 year ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 1.53 dB standard deviation |
| Driver Type | Balanced armature |
| Drivers | 4 x balanced armature |
| Form Factor | In-ear |
| Frequency Response | 10Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 76 (median of 5 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 17 ohms |
| Sensitivity | 108 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.9 dB at 30 Hz) |
| Tonal Tilt | -0.72 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons