Short answer: the NF Audio RA15. Both are rated 4.0/5 for sound quality (#265 and #273 of 450 in-ear headphones), and the NF Audio RA15 costs $89 against $99 for the NF Audio NM2, with sound quality a draw, the lower price decides it.
Buy the NF Audio RA15. Both are rated the same for sound quality, and it costs $10 less than the NF Audio NM2.
Still deciding? The full Headphones rankings cover every ranked option.
Specifications Side By Side
| NF Audio NM2 | NF Audio RA15 | |
|---|---|---|
| Price | $99.00 | $89.00 |
| Ranked | #273 of 450 in In-Ear Headphones | #265 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 73 (median of 13 squig.link measurements, calibrated to AutoEQ) | 73 (median of 7 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 2.25 dB standard deviation | 2.15 dB standard deviation |
| Tonal Tilt | +0.06 (negative is warmer, positive brighter) | -0.05 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-2.5 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (-1.6 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Dynamic | Dynamic |
| Drivers | 1 x dynamic (dual cavity) | 1 x dynamic |
| Impedance | 18 ohms | 32 ohms |
| Sensitivity | 108 dB/mW | 108 dB/mW |
| Frequency Response | 10Hz - 40kHz (Manufacturer specified) | 10Hz - 40kHz (Manufacturer specified) |
| Weight | - | 0 lbs (9 g) per earbud |
Related Headphone Comparisons
How NF Audio RA15 compares with other leading options:
- EPZ x Tipsy Star One vs NF Audio RA15
- CVJ Nozomi vs NF Audio RA15
- NF Audio RA15 vs Tin HiFi T4
- NF Audio RA15 vs Moondrop Golden Ages
- CVJ Nozomi vs NF Audio NM2
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
NF Audio NM2: $99.00 Shenzhenaudio eBay
Full NF Audio NM2 review and specifications →
| Released | 2020 (6 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 2.25 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x dynamic (dual cavity) |
| Form Factor | In-ear |
| Frequency Response | 10Hz - 40kHz (Manufacturer specified) |
| Harman Preference Score | 73 (median of 13 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 18 ohms |
| Sensitivity | 108 dB/mW |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-2.5 dB at 30 Hz) |
| Tonal Tilt | +0.06 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
NF Audio RA15: $89.00 Amazon eBay
Full NF Audio RA15 review and specifications →
| Released | Oct 2024 (2 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 2.15 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x dynamic |
| Form Factor | In-ear |
| Frequency Response | 10Hz - 40kHz (Manufacturer specified) |
| Harman Preference Score | 73 (median of 7 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 32 ohms |
| Sensitivity | 108 dB/mW |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-1.6 dB at 30 Hz) |
| Tonal Tilt | -0.05 (negative is warmer, positive brighter) |
| Weight | 0 lbs (9 g) per earbud |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons