HiFi SPECS

A/B comparison · Speakers

KEF Q350 vs KEF R3

Specs from both manufacturer datasheets Updated May 21, 2024 Scored with 20 + 10 Amazon reviews

KEF Q350 vs KEF R3 in brief

  • Spec rows: KEF Q350 wins 0, KEF R3 wins 1, 10 tied or not compared, of 11 rows.
  • Our scores: KEF Q350 9.3/10, KEF R3 8.3/10.
  • KEF Q350 wins: sound quality (9.3 vs 8.7), bass response (9.3 vs 8.8), midrange clarity (8.9 vs 8.5), treble detail (9.5 vs 7), value for money (9.7 vs 7.5).
  • Tied: design (9 each).
  • Who should buy which: The KEF Q350 wins every aspect where the two differ.
CH A KEF Q350

KEF Q350

Channel A · Bookshelf · 2017
VS
CH B KEF R3

KEF R3

Channel B · Bookshelf · 2018
KEF Q350 KEF R3
20 Hz 100 1k 10k 20k
9.3/10KEF 8.3/10KEF

Rows won, of 11 compared KEF 0 · KEF 1 · 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-way Configuration 3-way
1x 0.98" Tweeter + 1x 6.5" Mid-woofer Drivers 1x 1" Tweeter + 1x 5" Midrange + 1x 6.5" Woofer
63 Hz to 28 kHz ±3 dB · 42 Hz extended Frequency response 52 Hz to 28 kHz -11 Hz deeper ±3 dB · 45 Hz to 45 kHz extended
110 dB Checked against the maker's own sheet, Sep 2026 Source Max SPL 110 dB
Ported (Bass Reflex) Enclosure Ported (Bass Reflex)
Not published Port tuning 49 Hz

Power, electrical, physical

87 dB 2.83 V/1 m SensitivityReference not published 87 dB
8 Ω Impedance 8 Ω
120 W Checked against the maker's own sheet, Sep 2026 Source Amp range 15 to 180 W
306 mm · 16.8 lb Checked against the maker's own sheet, Sep 2026 Source Height · weight 419 mm
5 yr Warranty 5 yr

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

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From our reviews

How it scored, paired

6 aspects, two channels

KEF Q350 KEF R3
Sound quality 9.3 8.7
Bass response 9.3 8.8
Midrange clarity 8.9 8.5
Treble detail 9.5 7.0
Design 9.0 9.0
Value for money 9.7 7.5

Each aspect is scored 0 to 10 in our reviews, against the rest of the class.

Availability

Where they stand on price

KEF Q350

The KEF Q350 isn't sold new any more. The closest current model is the KEF Q3 Meta.

Why this one: Direct successor in the Q Meta lineup, same 2 way bookshelf slot that replaced the Q350

Availability last checked May 21, 2024
KEF R3
Availability last checked May 21, 2024

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