HiFi SPECS

A/B comparison · Speakers

Elac FS 147 vs Yamaha NS-6490

Specs from both manufacturer datasheets Updated Jan 6, 2025

CH A Elac FS 147

Elac FS 147

Channel A · Floorstanding (Tower) · 2014
VS
CH B Yamaha NS-6490

Yamaha NS-6490

Channel B · 1998
Elac FS 147 Yamaha NS-6490
20 Hz 100 1k 10k 20k
7.3/10Yamaha

Rows won, of 11 compared Elac 1 · Yamaha 0 · tied or not compared 10

Datasheet · Side by side

Spec by spec

Built from both structured spec sheets. The delta chip sits on the winning side; rows with no defensible winner carry no chip.

Sound & drivers

2.5-way Configuration 3-way
1x 5.51" Mid-woofer Drivers 1x 0.88" Tweeter + 1x 8" Mid-woofer
38 Hz to 50 kHz Frequency responseReference not published 45 Hz to 23 kHz
Not published Max SPL 110 dB
Ported (Bass Reflex) Enclosure Sealed (Acoustic Suspension)
Not published Port tuning 55 Hz

Power, electrical, physical

89 dB SensitivityReference not published 90 dB
4 Ω Impedance 8 Ω
20 to 180 W Amp range 70 W
950 mm · 33.1 lb Height · weight 546 mm · 32 lb
3 yr +1 yr Warranty 2 yr

A higher sensitivity figure means the same loudness from less amplifier power. Values come from each manufacturer datasheet.

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Availability

Where they stand on price

Elac FS 147
Check price on Amazon Full specs
Availability last checked Jan 6, 2025
Yamaha NS-6490

The Yamaha NS-6490 isn't sold new any more.

Search for it on Amazon Read our review Full specs
Availability last checked Jan 6, 2025

We do not show live prices; price tiers are our editorial categories. As an Amazon Associate, HiFi Specs earns from qualifying purchases. Our scores and comparisons are never influenced by affiliate partners.

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