HP Savi 8400 Series 8L7F8AA#ABA
JBL Tune 670NC
What Buyers Say
HP Savi 8400 Series 8L7F8AA#ABA
No customer feedback yet
JBL Tune 670NC
Most users love these JBL headphones, praising excellent sound quality, effective noise cancellation, comfortable fit, and long battery life—many report great value for the price. One reviewer had a defective unit with no sound in one ear. A few users appreciate the easy controls, foldable design, and app connectivity. Overall, sentiment is strongly positive with a minor quality control concern.
Pros
- Excellent sound quality
- Effective noise cancellation
- Long battery life
- Comfortable fit
- Great value for price
Cons
- Potential defective unit (no sound in one ear)
- No answers to Q&A questions
Scores
Specifications
| HP Savi 8400 Series 8L7F8AA#ABA | JBL Tune 670NC | |
|---|---|---|
| Design | ||
| Form Factor | over-ear | on-ear |
| Open/Closed | closed | closed |
| Foldable | — | ✓★ |
| Weight | 0.82 kg | 0.17 kg★ |
| Ear Cushion | Artificial leather | soft ear cushions |
| Headband | — | padded headband |
| Audio | ||
| Driver Type | — | dynamic |
| Driver Size | 32 mm | 32 mm |
| Drivers | — | 1★ |
| Freq Min | 100 Hz | 20 Hz★ |
| Freq Max | 20 kHz | 20 kHz |
| Impedance | 32 Ω | 32 Ω |
| Sensitivity | 112 dB★ | 98 dB |
| Max SPL | — | 95 dB★ |
| Hi-Res Audio | — | ✗ |
| Codecs | — | SBC, AAC, LC3 |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | Hybrid | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.2 | 5.3★ |
| Profiles | A2DP, HFP, HSP | A2DP 1.4, AVRCP, HFP 1.8 |
| Multipoint | ✓ | ✓ |
| Wired Connector | USB-C | 3.5mm |
| Detachable Cable | — | ✓★ |
| Cable Length | — | 1.2192000150680542 m |
| Battery | ||
| Battery Life | 13 hrs | 70 hrs★ |
| Charge Time | 3 hrs | 2 hrs★ |
| Fast Charging | — | 5min=3hrs |
| Charging | USB-C | USB-C |
| Capacity | — | 690 mAh★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 1★ |
| NC Mic | ✓ | ✓ |
| Boom Mic | — | ✗ |
| Features | ||
| Voice Assistant | — | voice assistant |
| Touch Controls | — | ✗ |
| App | Poly Lens | JBL Headphones |
| Gaming Mode | — | ✓★ |
Pros & Cons
HP Savi 8400 Series 8L7F8AA#ABA
- Strong connectivity (89th percentile)89th %ile
- Strong anc (85th percentile)85th %ile
- Below average comfort (6th percentile)6th %ile
- Below average battery (16th percentile)16th %ile
- Below average social proof (26th percentile)
- Below average build (34th percentile)
JBL Tune 670NC
- Strong connectivity (99th percentile)99th %ile
- Strong social proof (99th percentile)99th %ile
- Strong anc (98th percentile)98th %ile
- Strong battery (94th percentile)94th %ile
Pricing
HP Savi 8400 Series 8L7F8AA#ABA
No current pricing available
JBL Tune 670NC
Verdict
Scores 91 overall, wins 7 of 7 usage categories and 13 of 39 specs.