JBL 705P vs Genelec 8030C

Last updated: October 6, 2026

Short answer: the Genelec 8030C. It ranks #3 of 100 powered bookshelf speakers by sound quality, rated 4.6/5, at $1,750; the JBL 705P ranks #42, rated 3.9/5, and costs $2,198, so there is not much of a tradeoff to weigh.

JBL 705P vs Genelec 8030C

The JBL 705P is the deeper-bass option. ASR’s data gives bass reaching -3dB around 48Hz and a 6.71 ideal-subwoofer preference score. Its bass reaches about 47.6Hz before falling 3dB, against 59Hz for the Genelec 8030C. The catch: The standalone score is 4.70, and a localized cancellation near 750Hz contributes to the large 7.8dB midrange response span.

The Genelec 8030C is the better-sounding choice. ASR’s Klippel measurements show a 1.9dB response span from 300Hz to 5kHz and smooth listening-window behavior. It has an adjustable EQ, which the JBL 705P lacks. Watch for: A dip around 2-3kHz remains, and vertical placement is less forgiving than the horizontal coverage suggests.

Buy the Genelec 8030C. It is rated higher for sound quality than the JBL 705P and costs less, so it is the default pick unless a specific strength of the other one matters more to you.

Still deciding? The full Powered Home rankings cover every ranked option.

Specifications Side By Side

JBL 705P Genelec 8030C
Price$2,198 per pair$1,750 per pair
Ranked#42 of 100 in Medium Size Powered Bookshelf Speakers#3 of 100 in Medium Size Powered Bookshelf Speakers
Bass Extension (-3dB)47.6Hz (measured, Audio Science Review)59Hz (measured, Audio Science Review)
Bass Extension (-10dB)38.9Hz (derived, log-interpolated between spinorama.org -9dB/-12dB points)47Hz (measured, Audio Science Review)
Dimensions10.6”H x 5.9”W x 10.8”D (268 x 151 x 274 mm)11.7”H x 7.4”W x 7”D (297.2 x 188 x 177.8 mm)
Frequency Response39Hz - 36kHz (Manufacturer specified)54Hz - 20kHz (±2.5dB) (Manufacturer specified)
Weight12.6 lbs (5.7 kg) each11 lbs (5 kg) each
Drivers5” woofer, 2409H 1” compression driver5.1” woofer, 0.75” metal dome tweeter
AppNoNo
EQNoYes (Bass tilt, treble tilt, room response)
DSPNo-
Amplifier Power500W total (250W woofer, 250W tweeter)100W (50W woofer + 50W tweeter)
Spinorama Preference Score4.70-
Spinorama Preference Score with Perfect Sub6.71-
InputsXLR/TRS combo (analog), XLR AES3 (digital)XLR
XLR InputYesYes
RCA InputNoNo
TRS InputYesNo
Optical InputNoNo
Coaxial InputNoNo
USB InputNoNo
HDMI InputNoNo
AES InputYesNo
Aux InputNoNo
BluetoothNoNo
Maximum SPL-110dB @ 1m (manufacturer specified)

More worthwhile head-to-heads for Genelec 8030C:

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The Two Speakers In Full

JBL 705P: $2,198 per pair B&H Photo Video eBay

JBL 705P ranking card

Same family: the JBL 708P (larger bookshelf, rated 4.2/5).

Pros: ASR’s data gives bass reaching -3dB around 48Hz and a 6.71 ideal-subwoofer preference score. Its waveguided compression driver and dedicated amplification are suited to studio use, and the broad response trend is close to level. It has useful low-frequency reach for a five-inch monitor. Measured bass extension of 47.6Hz (-3dB).

Cons: The standalone score is 4.70, and a localized cancellation near 750Hz contributes to the large 7.8dB midrange response span. A crossover-region rise also prevents reference-flat reproduction. An average flat trend does not erase these features, and amplifier wattage is not a measured clean-SPL rating. The data does not support calling it uniformly flat simply because it shares technology with larger JBL models.

AES InputYes
Amplifier Power500W total (250W woofer, 250W tweeter)
AppNo
Aux InputNo
Bass Extension (-10dB)38.9Hz (derived, log-interpolated between spinorama.org -9dB/-12dB points)
Bass Extension (-3dB)47.6Hz (measured, Audio Science Review)
BluetoothNo
Coaxial InputNo
DSPNo
Dimensions10.6”H x 5.9”W x 10.8”D (268 x 151 x 274 mm)
Drivers5” woofer, 2409H 1” compression driver
EQNo
Frequency Response39Hz - 36kHz (Manufacturer specified)
HDMI InputNo
InputsXLR/TRS combo (analog), XLR AES3 (digital)
Optical InputNo
RCA InputNo
Spinorama Preference Score4.70
Spinorama Preference Score with Perfect Sub6.71
TRS InputYes
USB InputNo
Weight12.6 lbs (5.7 kg) each
XLR InputYes

Genelec 8030C: $1,750 per pair B&H Photo Video eBay

Genelec 8030C ranking card

Older model: the Genelec 8030A (ranked lower, estimated 4.4/5).

Same family: the Genelec 8010A (smaller bookshelf, rated 4.5/5), the Genelec 8020D (smaller bookshelf, ranked lower, rated 4.4/5), the Genelec 8040B (larger bookshelf, rated 4.3/5) and the Genelec 8050B (larger bookshelf, rated 4.4/5).

Pros: ASR’s Klippel measurements show a 1.9dB response span from 300Hz to 5kHz and smooth listening-window behavior. Predicted preference scores of 5.35 standalone and 7.60 with an ideal subwoofer support its high position for tonal accuracy. Broad, controlled horizontal radiation makes the balance relatively stable across a desk, and bass reaches -3dB around 56Hz. Measured bass extension of 59Hz (-3dB).

Cons: A dip around 2-3kHz remains, and vertical placement is less forgiving than the horizontal coverage suggests. Deep-bass headroom is limited; isolated high-output measurements at higher frequencies do not describe full-band loudness. The review found demanding bass material could cause audible distress beyond moderate levels. A subwoofer is useful for full-range monitoring.

AES InputNo
Amplifier Power100W (50W woofer + 50W tweeter)
AppNo
Aux InputNo
Bass Extension (-10dB)47Hz (measured, Audio Science Review)
Bass Extension (-3dB)59Hz (measured, Audio Science Review)
BluetoothNo
Coaxial InputNo
Dimensions11.7”H x 7.4”W x 7”D (297.2 x 188 x 177.8 mm)
Drivers5.1” woofer, 0.75” metal dome tweeter
EQYes (Bass tilt, treble tilt, room response)
Frequency Response54Hz - 20kHz (±2.5dB) (Manufacturer specified)
HDMI InputNo
InputsXLR
Maximum SPL110dB @ 1m (manufacturer specified)
Optical InputNo
RCA InputNo
TRS InputNo
USB InputNo
Weight11 lbs (5 kg) each
XLR InputYes