Short answer: the JL Audio Fathom f110. It ranks #139 of 145 subwoofers by sound quality, rated 3.0/5, at $2,299. The Kef KC62 ranks #145, rated 2.5/5, at $1,699.99, $599.01 cheaper, not enough of a saving to outweigh the sound-quality gap.
What the JL Audio Fathom f110 does well: Compact sealed 10-inch punches well above weight class with fast detailed musical bass.
Why pick the Kef KC62: Dual 6.5-inch force-canceling drivers with 1000W in ultra-compact basketball-sized sealed enclosure.
Buy the JL Audio Fathom f110. It is rated higher for sound quality, and the $599.01 saving on the Kef KC62 is not enough to make up the difference.
Still deciding? The full Subwoofers rankings cover every ranked option.
Specifications Side By Side
| JL Audio Fathom f110 | Kef KC62 | |
|---|---|---|
| Price | $2299 | $1,699.99 |
| Ranked | #139 of 145 in Medium Home Subwoofers (30-75 lbs) | #145 of 145 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | sealed | sealed |
| Output SPL at 20 Hz | 94.0 dB | 80.0 dB |
| Output SPL at 25 Hz | 101.0 dB | 84.6 dB |
| Output SPL at 31.5 Hz | 103.0 dB | 88.5 dB |
| Output SPL at 40 Hz | 105.0 dB | 92.2 dB |
| Output SPL at 50 Hz | 104.0 dB | 95.1 dB |
| Output SPL at 63 Hz | 103.0 dB | 97.7 dB |
| Output SPL at 80 Hz | 101.0 dB | 102.6 dB |
| Output SPL at 100 Hz | 98.0 dB | 104.2 dB |
| CEA-2010-A Average (40-80Hz) | 103.2 dB | 96.9 dB |
| Dimensions | 15.6”H x 12.9”W x 17.3”D (397.3 x 328.2 x 438.7 mm) | 9.7”H x 10.1”W x 9.8”D (245.9 x 255.8 x 247.9 mm) |
| Warranty | 3 | 5/2/5 |
| Country | United States | United Kingdom |
| Measurement Source | Audioholics | ErinsAudioCorner |
| Weight | 67 lbs (30.4 kg) | 30.9 lbs (14.0 kg) |
| Amplifier Power | 900W short-term | 1000W RMS |
| Frequency Response | 27-111Hz | 11-200Hz |
| Drivers | 10” (254mm) driver | 2x 6.5” (165mm) driver |
| Inputs | XLR/TRS combo (balanced), RCA (unbalanced), XLR link output | - |
| XLR Input | Yes | - |
| RCA Input | Yes | - |
| TRS Input | Yes | - |
| Optical Input | No | - |
| Coaxial Input | No | - |
| USB Input | No | - |
| HDMI Input | No | - |
| AES Input | No | - |
| Aux Input | No | - |
| Cabinet Color | - | black, white |
Related Speaker Comparisons
More top alternatives to JL Audio Fathom f110:
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- ELAC PS350 vs JL Audio Fathom f110
- MartinLogan Dynamo 12 vs JL Audio Fathom f110
- MartinLogan Abyss 10 vs JL Audio Fathom f110
- Power Sound Audio (PSA) XV15 vs Kef KC62
Prices on this page were last checked September 29, 2026 at 3:43 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 Speakers In Full
JL Audio Fathom f110: $2299 eBay
Pros: Compact sealed 10-inch punches well above weight class with fast detailed musical bass. Advanced D.A.R.O. room optimization with 18-band EQ. Flawless gloss-black finish and precise realistic impacts.
Full JL Audio Fathom f110 review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 900W short-term |
| Aux Input | No |
| CEA-2010-A Average (40-80Hz) | 103.2 dB |
| Coaxial Input | No |
| Country | United States |
| Dimensions | 15.6”H x 12.9”W x 17.3”D (397.3 x 328.2 x 438.7 mm) |
| Drivers | 10” (254mm) driver |
| Enclosure | sealed |
| Frequency Response | 27-111Hz |
| HDMI Input | No |
| Inputs | XLR/TRS combo (balanced), RCA (unbalanced), XLR link output |
| Measurement Source | Audioholics |
| Optical Input | No |
| Output SPL at 20 Hz | 94.0 dB |
| Output SPL at 25 Hz | 101.0 dB |
| Output SPL at 31.5 Hz | 103.0 dB |
| Output SPL at 40 Hz | 105.0 dB |
| Output SPL at 50 Hz | 104.0 dB |
| Output SPL at 63 Hz | 103.0 dB |
| Output SPL at 80 Hz | 101.0 dB |
| Output SPL at 100 Hz | 98.0 dB |
| RCA Input | Yes |
| TRS Input | Yes |
| USB Input | No |
| Warranty | 3 |
| Weight | 67 lbs (30.4 kg) |
| XLR Input | Yes |
- Reviews, Comparisons and Sound Samples
- Independently measured by Audioholics; the published figures above come from this ASR subwoofer measurement thread.
- Head-to-Head Comparisons
Kef KC62: $1,699.99 Amazon eBay
Pros: Dual 6.5-inch force-canceling drivers with 1000W in ultra-compact basketball-sized sealed enclosure. Deep extension to 11Hz with five room placement EQ presets. Elegant design fits any décor.
Full Kef KC62 review and specifications →
| Amplifier Power | 1000W RMS |
|---|---|
| CEA-2010-A Average (40-80Hz) | 96.9 dB |
| Cabinet Color | black, white |
| Country | United Kingdom |
| Dimensions | 9.7”H x 10.1”W x 9.8”D (245.9 x 255.8 x 247.9 mm) |
| Drivers | 2x 6.5” (165mm) driver |
| Enclosure | sealed |
| Frequency Response | 11-200Hz |
| Measurement Source | ErinsAudioCorner |
| Output SPL at 20 Hz | 80.0 dB |
| Output SPL at 25 Hz | 84.6 dB |
| Output SPL at 31.5 Hz | 88.5 dB |
| Output SPL at 40 Hz | 92.2 dB |
| Output SPL at 50 Hz | 95.1 dB |
| Output SPL at 63 Hz | 97.7 dB |
| Output SPL at 80 Hz | 102.6 dB |
| Output SPL at 100 Hz | 104.2 dB |
| Warranty | 5/2/5 |
| Weight | 30.9 lbs (14.0 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by ErinsAudioCorner; the published figures above come from this ASR subwoofer measurement thread.
- Head-to-Head Comparisons