Short answer: the JBL HDI-3800 for better sound quality, the JBL Stage 2 280F for the lower price. The JBL HDI-3800 ranks #7 of 71 floorstanding speakers at $5000. The JBL Stage 2 280F ranks #62 at $659.95, $4340.05 cheaper.
What the JBL HDI-3800 offers: 2410H-2 1” Teonex compression driver matched to a custom High-Definition Imaging (HDI) horn geometry achieves exceptional horizontal directivity control, high output capability, and effortless transient response. Triple 8” Advanced Aluminum Matrix woofers deliver deep, authoritative bass extension down to an F3 of 37Hz and F10 of 28Hz with minimal low-frequency compression. Outstanding sensitivity (92dB SPL at 2.83V/1m) and ultra-low THD/multitone distortion allow extremely high undistorted SPL output in large home theater spaces. Watch for: On-axis frequency response features a narrow upper-frequency elevation around 8-10kHz, performing noticeably smoother when toed out 10-20° off-axis. Vertical directivity handoff across the triple woofer layout creates vertical soundstage height tilt depending on listening distance and ear height. Minimum impedance dips to 3.8 ohms, requiring high-current amplifier stability. Substantial cabinet dimensions and 38kg weight require significant room real estate.
What the JBL Stage 2 280F offers: Genuinely impressive output capability and low compression/distortion for the price, courtesy of the dual 8” woofers - the reviewer’s standout praise for this pair. High sensitivity (89.5dB measured) and low impedance make it easy to drive. Decent bass extension (F3 48Hz, F10 30Hz) reaches about 50Hz in-room. Horizontal dispersion is reasonably consistent (~55 degrees), meaning the speaker takes reasonably well to EQ correction. Watch for: Explicitly called out as disappointing relative to expectations for the JBL name and this price point - lacks native linearity compared to similarly-priced alternatives like the Polk Reserve R500, which the reviewer recommends instead for anyone who doesn’t want to rely on EQ. Treble falls off a cliff above about 10-12kHz, giving a notable lack of air/space that needs real correction (a wide +Q0.5 boost from 10-20kHz) to fix. A sharp impedance resonance around 900Hz-1.1kHz is nearly impossible to EQ out cleanly even with narrow filters. Elevated multitone distortion in the 600Hz-2.5kHz range, tied to the midwoofer rather than the tweeter. Compared to the similarly-priced Klipsch RP-6000F II/RP-8000F II, this JBL is less directive and native-flat but does extend roughly 20Hz deeper in the bass - a real tradeoff either way, not a clean win.
Buy the JBL HDI-3800 if sound quality matters more than the price. Buy the JBL Stage 2 280F if the price matters more than sound quality.
If sound quality matters at all to you, skip the JBL Stage 2 280F. It ranks near the bottom of the 71 floorstanding speakers, so look higher up the list instead.
Specifications Side By Side
| JBL HDI-3800 | JBL Stage 2 280F | |
|---|---|---|
| Price | $5,000.00 Discontinued | $659.95 |
| Ranked | #7 of 71 in Large Size Floorstanding Speakers | #62 of 71 in Large Size Floorstanding Speakers |
| Bass Extension (-10dB) | 28Hz (measured, Erin’s Audio Corner) | 30Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 37Hz (measured, Erin’s Audio Corner) | 48Hz (measured, Erin’s Audio Corner) |
| Dimensions | 43.3"H x 11.8"W x 16.4"D (1100.5 x 300.0 x 417.8 mm) | 43.8" x 14.1" x 16.5" (1113 x 358 x 419 mm) |
| Discontinued | Yes | - |
| Impedance | 4 ohms nominal (3.8 ohms minimum, measured by Erin’s Audio Corner) | 6 ohms nominal, 3.9 ohms minimum (measured, Erin’s Audio Corner) |
| Sensitivity | 92dB (measured average, Erin’s Audio Corner) | 89.5dB (2.83V/1m, measured by Erin’s Audio Corner) |
| Drivers | 1 in. 2410H-2 Teonex compression driver with HDI horn, triple 8 in. Advanced Aluminum Matrix cone woofers | 1" anodized aluminum dome tweeter with HDI waveguide, dual 8" polycellulose woofers |
| Weight | 83.8 lbs / 38.0 kg each | 55.1 lbs / 25 kg (55.2 lb) each |
| Woofer Cabinet | ported, rear | ported, rear |
| Crossover Frequency | - | 1.1kHz, 2.1kHz |
| Output Power | - | 125W RMS |
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The Two Speakers In Full
JBL HDI-3800: $5,000.00 Discontinued eBay
Pros: 2410H-2 1” Teonex compression driver matched to a custom High-Definition Imaging (HDI) horn geometry achieves exceptional horizontal directivity control, high output capability, and effortless transient response. Triple 8” Advanced Aluminum Matrix woofers deliver deep, authoritative bass extension down to an F3 of 37Hz and F10 of 28Hz with minimal low-frequency compression. Outstanding sensitivity (92dB SPL at 2.83V/1m) and ultra-low THD/multitone distortion allow extremely high undistorted SPL output in large home theater spaces.
Cons: On-axis frequency response features a narrow upper-frequency elevation around 8-10kHz, performing noticeably smoother when toed out 10-20° off-axis. Vertical directivity handoff across the triple woofer layout creates vertical soundstage height tilt depending on listening distance and ear height. Minimum impedance dips to 3.8 ohms, requiring high-current amplifier stability. Substantial cabinet dimensions and 38kg weight require significant room real estate. Discontinued.
Full JBL HDI-3800 review and specifications →
| Bass Extension (-10dB) | 28Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 37Hz (measured, Erin's Audio Corner) |
| Dimensions | 43.3"H x 11.8"W x 16.4"D (1100.5 x 300.0 x 417.8 mm) |
| Discontinued | Yes |
| Drivers | 1 in. 2410H-2 Teonex compression driver with HDI horn, triple 8 in. Advanced Aluminum Matrix cone woofers |
| Impedance | 4 ohms nominal (3.8 ohms minimum, measured by Erin's Audio Corner) |
| Sensitivity | 92dB (measured average, Erin's Audio Corner) |
| Weight | 83.8 lbs / 38.0 kg each |
| Woofer Cabinet | ported, rear |
- Links
- Reviews, Comparisons and Sound Samples
- Erin’s Audio Corner: JBL HDI-3800 Floorstanding Speaker Review More from Erin’s Audio Corner →
- Erin’s Audio Corner: Choosing the Ultimate Speaker: JBL Studio 698 or HDI-3800?
- Erin’s Audio Corner Website JBL HDI-3800
- Erin’s Audio Corner Measurements (spinorama.org)
- Reddit Search for JBL HDI-3800 Review
- Head-to-Head Comparisons
JBL Stage 2 280F: $659.95 Amazon eBay
Pros: Genuinely impressive output capability and low compression/distortion for the price, courtesy of the dual 8” woofers - the reviewer’s standout praise for this pair. High sensitivity (89.5dB measured) and low impedance make it easy to drive. Decent bass extension (F3 48Hz, F10 30Hz) reaches about 50Hz in-room. Horizontal dispersion is reasonably consistent (~55 degrees), meaning the speaker takes reasonably well to EQ correction.
Cons: Explicitly called out as disappointing relative to expectations for the JBL name and this price point - lacks native linearity compared to similarly-priced alternatives like the Polk Reserve R500, which the reviewer recommends instead for anyone who doesn’t want to rely on EQ. Treble falls off a cliff above about 10-12kHz, giving a notable lack of air/space that needs real correction (a wide +Q0.5 boost from 10-20kHz) to fix. A sharp impedance resonance around 900Hz-1.1kHz is nearly impossible to EQ out cleanly even with narrow filters. Elevated multitone distortion in the 600Hz-2.5kHz range, tied to the midwoofer rather than the tweeter. Compared to the similarly-priced Klipsch RP-6000F II/RP-8000F II, this JBL is less directive and native-flat but does extend roughly 20Hz deeper in the bass - a real tradeoff either way, not a clean win.
Full JBL Stage 2 280F review and specifications →
| Bass Extension (-10dB) | 30Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 48Hz (measured, Erin's Audio Corner) |
| Crossover Frequency | 1.1kHz, 2.1kHz |
| Dimensions | 43.8" x 14.1" x 16.5" (1113 x 358 x 419 mm) |
| Drivers | 1" anodized aluminum dome tweeter with HDI waveguide, dual 8" polycellulose woofers |
| Impedance | 6 ohms nominal, 3.9 ohms minimum (measured, Erin's Audio Corner) |
| Output Power | 125W RMS |
| Sensitivity | 89.5dB (2.83V/1m, measured by Erin's Audio Corner) |
| Weight | 55.1 lbs / 25 kg (55.2 lb) each |
| Woofer Cabinet | ported, rear |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- JBL Stage 2 280F vs Magnepan LRS+
- JBL Stage 2 280F vs Infinity Reference 253
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- JBL Stage 2 280F vs JBL Studio 590
- JBL Stage 2 280F vs Polk T50
- JBL Stage 2 280F vs Triangle Esprit Antal Ez
- JBL Stage 2 280F vs Klipsch RP-6000F II
- See all 27 comparisons