At a glance
Klipsch Heresy IV in 5 facts
- Type: Floorstanding (tower) speaker, passive
- Frequency response: 48 Hz to 20 kHz
- Sensitivity: 99 dB (2.83 V/1 m)
- Impedance: 8 Ω
- HiFi Specs score: 8.9/10, the average of 6 rated aspects
Verdict
The short version
8.9/10
I've given the Klipsch Heresy IV speakers a thorough test, focusing on sound quality, build, and performance across different music genres. While not bass-heavy, they deliver exceptional clarity, fine craftsmanship, and high efficiency. Dive into my detailed review to see if these speakers are right for you. HiFi Specs score from 6 rated aspects · compared across 162 speakers
Datasheet
The numbers
- Power type
- Passive
- Configuration
- 3-way
- Drivers
- 1x 1" Tweeter + 1x 12" Woofer
- Frequency response
- 48 Hz to 20 kHz 45 Hz to 20 kHz extended
- Crossover frequency
- 850 Hz
- Sensitivity
- 99 dB (2.83 V/1 m)
- Impedance
- 8 Ω
- Recommended amp power
- 100 W
- Power handling (RMS)
- 100 W 400 W peak Checked against the maker's own sheet, Sep 2026 Source
- Maximum SPL
- 116 dB
Cabinet
Cabinet & connections
- Enclosure type
- Sealed (Acoustic Suspension)
- Port location
- Rear Checked against the maker's own sheet, Sep 2026 Source
- Port tuning frequency
- 36 Hz
- Speaker terminals
- 5-way binding posts Checked against the maker's own sheet, Sep 2026 Source
- Bi-wire capable
- Yes Checked against the maker's own sheet, Sep 2026 Source
- Bi-amp capable
- Yes Checked against the maker's own sheet, Sep 2026 Source
- Removable grille
- Yes
- Connectivity
- Wired
Physical
Dimensions, weight, placement
- Recommended placement
- Floorstanding
- Height
- 24.8 in 630 mm Checked against the maker's own sheet, Sep 2026 Source
- Width
- 15.5 in 394 mm Checked against the maker's own sheet, Sep 2026 Source
- Depth
- 13.3 in 337 mm Checked against the maker's own sheet, Sep 2026 Source
- Weight
- 45 lb 20.4 kg Checked against the maker's own sheet, Sep 2026 Source
- Colors
- Distressed Oak Black Ash Walnut Cherry
From our review
What we found
Compared across 162 speakers
How it scored
Availability
Where to buy
We don't show live prices. This is our editorial price tier, last checked May 21, 2024. As an Amazon Associate, HiFi Specs earns from qualifying purchases. Our scores and reviews are never influenced by affiliate partners.