A collection of loudspeakers measurements

KEF
Reference 5

(7.6) 98/100

Bass extension: 23Hz at -6dB

Flatness: ±3.6dB ~ 300-10000Hz

Smoothness (PIR): 0.99

Revel
F328be

(7.6) 98/100

Bass extension: 24Hz at -6dB

Flatness: ±2.4dB ~ 300-10000Hz

Smoothness (PIR): 0.89

JBL
M2

(7.2) 93/100

Bass extension: 27Hz at -6dB

Flatness: ±1.7dB ~ 300-10000Hz

Smoothness (PIR): 0.74

GGNTKT
M1

(7.1) 92/100

Bass extension: 29Hz at -6dB

Flatness: ±1.9dB ~ 300-10000Hz

Smoothness (PIR): 0.9

Revel
Ultima Salon

(7.1) 92/100

Bass extension: 22Hz at -6dB

Flatness: ±4.2dB ~ 300-10000Hz

Smoothness (PIR): 0.75

Genelec
8341A

(6.8) 89/100

Bass extension: 35Hz at -6dB

Flatness: ±1.4dB ~ 300-10000Hz

Smoothness (PIR): 0.94

JBL
4367

(6.6) 86/100

Bass extension: 34Hz at -6dB

Flatness: ±1.1dB ~ 300-10000Hz

Smoothness (PIR): 0.88

KEF
R3

(6.5) 85/100

Bass extension: 35Hz at -6dB

Flatness: ±1.7dB ~ 300-10000Hz

Smoothness (PIR): 0.89

Revel
F206

(6.4) 84/100

Bass extension: 36Hz at -6dB

Flatness: ±2.5dB ~ 300-10000Hz

Smoothness (PIR): 0.85

Revel
Ultima Salon2

(6.4) 84/100

Bass extension: 23Hz at -6dB

Flatness: ±2.5dB ~ 300-10000Hz

Smoothness (PIR): 0.81

Genelec
8030C

(6.3) 83/100

Bass extension: 46Hz at -6dB

Flatness: ±1.8dB ~ 300-10000Hz

Smoothness (PIR): 0.9

Neumann
KH 80

(6.2) 81/100

Bass extension: 48Hz at -6dB

Flatness: ±1.4dB ~ 300-10000Hz

Smoothness (PIR): 0.87

Revel
F208

(6.1) 80/100

Bass extension: 43Hz at -6dB

Flatness: ±2.0dB ~ 300-10000Hz

Smoothness (PIR): 0.9

JBL
705i

(6.0) 79/100

Bass extension: 41Hz at -6dB

Flatness: ±4.1dB ~ 300-10000Hz

Smoothness (PIR): 0.8

JBL
Studio Series S26

(6.0) 79/100

Bass extension: 42Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.84

Revel
F226be

(6.0) 79/100

Bass extension: 43Hz at -6dB

Flatness: ±1.5dB ~ 300-10000Hz

Smoothness (PIR): 0.75

Selah Audio
Integrity DIY

(5.9) 78/100

Bass extension: 35Hz at -6dB

Flatness: ±2.9dB ~ 300-10000Hz

Smoothness (PIR): 0.75

Bowers & Wilkins
802N

(5.8) 77/100

Bass extension: 31Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.58

Elac
Debut Reference DBR-62

(5.8) 77/100

Bass extension: 43Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.87

Revel
M105

(5.8) 77/100

Bass extension: 51Hz at -6dB

Flatness: ±2.3dB ~ 300-10000Hz

Smoothness (PIR): 0.89

Revel
M106

(5.8) 77/100

Bass extension: 46Hz at -6dB

Flatness: ±2.2dB ~ 300-10000Hz

Smoothness (PIR): 0.89

Dynaudio
LYD 5

(5.7) 75/100

Bass extension: 58Hz at -6dB

Flatness: ±2.0dB ~ 300-10000Hz

Smoothness (PIR): 0.88

Hivi
3.1A DIY

(5.7) 75/100

Bass extension: 39Hz at -6dB

Flatness: ±2.6dB ~ 300-10000Hz

Smoothness (PIR): 0.66

JBL
HDI-1600

(5.7) 75/100

Bass extension: 38Hz at -6dB

Flatness: ±2.5dB ~ 300-10000Hz

Smoothness (PIR): 0.83

SVS
Ultra Bookshelf

(5.7) 75/100

Bass extension: 51Hz at -6dB

Flatness: ±2.3dB ~ 300-10000Hz

Smoothness (PIR): 0.9

Focal
Aria 906

(5.6) 74/100

Bass extension: 51Hz at -6dB

Flatness: ±2.9dB ~ 300-10000Hz

Smoothness (PIR): 0.89

KEF
Q350

(5.6) 74/100

Bass extension: 38Hz at -6dB

Flatness: ±2.6dB ~ 300-10000Hz

Smoothness (PIR): 0.86

Revel
C25

(5.6) 74/100

Bass extension: 67Hz at -6dB

Flatness: ±2.9dB ~ 300-10000Hz

Smoothness (PIR): 0.83

Zaph Audio
ZA5

(5.6) 74/100

Bass extension: 43Hz at -6dB

Flatness: ±2.4dB ~ 300-10000Hz

Smoothness (PIR): 0.83

Buchardt Audio
S400

(5.5) 73/100

Bass extension: 43Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.8

Revel
M16

(5.5) 73/100

Bass extension: 45Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.89

Revel
M22

(5.5) 73/100

Bass extension: 38Hz at -6dB

Flatness: ±2.0dB ~ 300-10000Hz

Smoothness (PIR): 0.64

Selah Audio
Purezza

(5.5) 73/100

Bass extension: 42Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.59

Adam
S2V

(5.4) 72/100

Bass extension: 43Hz at -6dB

Flatness: ±2.6dB ~ 300-10000Hz

Smoothness (PIR): 0.63

GR Research
X-LS Encore Kit

(5.4) 72/100

Bass extension: 48Hz at -6dB

Flatness: ±2.3dB ~ 300-10000Hz

Smoothness (PIR): 0.82

Ascend Acoustics
Horizon Center

(5.3) 71/100

Bass extension: 46Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.85

Infinity
R152

(5.3) 71/100

Bass extension: 52Hz at -6dB

Flatness: ±1.7dB ~ 300-10000Hz

Smoothness (PIR): 0.73

JBL
Studio 530

(5.3) 71/100

Bass extension: 41Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.78

Dennis Murphy
Affordable Accuracy Monitor

(5.2) 69/100

Bass extension: 60Hz at -6dB

Flatness: ±2.2dB ~ 300-10000Hz

Smoothness (PIR): 0.84

Infinity
Entra One

(5.2) 69/100

Bass extension: 52Hz at -6dB

Flatness: ±1.5dB ~ 300-10000Hz

Smoothness (PIR): 0.75

Infinity
Interlude IL10

(5.2) 69/100

Bass extension: 48Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.79

Philharmonic
BMR

(5.1) 68/100

Bass extension: 46Hz at -6dB

Flatness: ±2.0dB ~ 300-10000Hz

Smoothness (PIR): 0.55

Genelec
8010A

(5.1) 68/100

Bass extension: 67Hz at -6dB

Flatness: ±2.3dB ~ 300-10000Hz

Smoothness (PIR): 0.93

Harbeth
Monitor 30.0

(5.1) 68/100

Bass extension: 52Hz at -6dB

Flatness: ±3.8dB ~ 300-10000Hz

Smoothness (PIR): 0.93

JTR
Noesis 212rt

(5.1) 68/100

Bass extension: 55Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.69

Kali
IN-8

(5.1) 68/100

Bass extension: 35Hz at -6dB

Flatness: ±7.9dB ~ 300-10000Hz

Smoothness (PIR): 0.88

Elac
Debut 2.0 B6.2

(5.0) 67/100

Bass extension: 46Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.76

Elac
BS U5 Slim

(5.0) 67/100

Bass extension: 42Hz at -6dB

Flatness: ±5.1dB ~ 300-10000Hz

Smoothness (PIR): 0.81

KEF
Q100

(5.0) 67/100

Bass extension: 47Hz at -6dB

Flatness: ±2.4dB ~ 300-10000Hz

Smoothness (PIR): 0.72

JBL
HDI-3600

(4.9) 66/100

Bass extension: 46Hz at -6dB

Flatness: ±4.5dB ~ 300-10000Hz

Smoothness (PIR): 0.8

Revel
F35

(4.9) 66/100

Bass extension: 56Hz at -6dB

Flatness: ±1.9dB ~ 300-10000Hz

Smoothness (PIR): 0.79

Verdant Audio
Bambusa AL 1

(4.9) 66/100

Bass extension: 41Hz at -6dB

Flatness: ±2.9dB ~ 300-10000Hz

Smoothness (PIR): 0.51

Audioengine
A5+ Powered

(4.8) 65/100

Bass extension: 52Hz at -6dB

Flatness: ±2.5dB ~ 300-10000Hz

Smoothness (PIR): 0.8

Infinity
R162

(4.8) 65/100

Bass extension: 43Hz at -6dB

Flatness: ±2.3dB ~ 300-10000Hz

Smoothness (PIR): 0.53

Pioneer
SP-BS22-LR

(4.8) 65/100

Bass extension: 56Hz at -6dB

Flatness: ±3.5dB ~ 300-10000Hz

Smoothness (PIR): 0.79

Revel
C52

(4.8) 65/100

Bass extension: 62Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.82

Apple
Homepod

(4.7) 63/100

Bass extension: 32Hz at -6dB

Flatness: ±8.8dB ~ 300-10000Hz

Smoothness (PIR): 0.65

Emotiva
Airmotive 6s

(4.7) 63/100

Bass extension: 38Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.55

JBL
705P

(4.7) 63/100

Bass extension: 41Hz at -6dB

Flatness: ±7.8dB ~ 300-10000Hz

Smoothness (PIR): 0.63

Definitive Technology
Demand D11

(4.6) 62/100

Bass extension: 48Hz at -6dB

Flatness: ±4.1dB ~ 300-10000Hz

Smoothness (PIR): 0.71

Infinity
RC263

(4.6) 62/100

Bass extension: 61Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.78

Sony
SS-CS5

(4.6) 62/100

Bass extension: 60Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.77

ATC
SCM19 v1

(4.5) 61/100

Bass extension: 51Hz at -6dB

Flatness: ±3.5dB ~ 300-10000Hz

Smoothness (PIR): 0.46

JBL
305P Mark ii

(4.5) 61/100

Bass extension: 41Hz at -6dB

Flatness: ±3.6dB ~ 300-10000Hz

Smoothness (PIR): 0.39

KEF
LS50

(4.5) 61/100

Bass extension: 45Hz at -6dB

Flatness: ±4.0dB ~ 300-10000Hz

Smoothness (PIR): 0.76

Micca
RB42

(4.4) 60/100

Bass extension: 47Hz at -6dB

Flatness: ±2.8dB ~ 300-10000Hz

Smoothness (PIR): 0.55

Verdant Audio
Bambusa MG 1

(4.4) 60/100

Bass extension: 38Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.16

Bowers & Wilkins
805S

(4.3) 59/100

Bass extension: 39Hz at -6dB

Flatness: ±4.5dB ~ 300-10000Hz

Smoothness (PIR): 0.58

Selah Audio
RC3R

(4.3) 59/100

Bass extension: 54Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.42

Polk Audio
Signature S15

(4.2) 57/100

Bass extension: 55Hz at -6dB

Flatness: ±2.6dB ~ 300-10000Hz

Smoothness (PIR): 0.51

Ascend Acoustics
Sierra 2

(4.1) 56/100

Bass extension: 49Hz at -6dB

Flatness: ±3.0dB ~ 300-10000Hz

Smoothness (PIR): 0.6

Klipsch
Synergy SB-3 Monitor

(4.1) 56/100

Bass extension: 59Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.78

Elac
Adante AS-61

(4.0) 55/100

Bass extension: 41Hz at -6dB

Flatness: ±4.6dB ~ 300-10000Hz

Smoothness (PIR): 0.61

Klipsch
RP-600M

(4.0) 55/100

Bass extension: 38Hz at -6dB

Flatness: ±5.1dB ~ 300-10000Hz

Smoothness (PIR): 0.42

Q Acoustics
3020i

(4.0) 55/100

Bass extension: 54Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.55

Focal
Chorus OD 706 V

(3.9) 54/100

Bass extension: 68Hz at -6dB

Flatness: ±4.5dB ~ 300-10000Hz

Smoothness (PIR): 0.85

Part Express
DIY C-Note

(3.9) 54/100

Bass extension: 58Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.55

PSB
Alpha P5

(3.9) 54/100

Bass extension: 46Hz at -6dB

Flatness: ±3.9dB ~ 300-10000Hz

Smoothness (PIR): 0.52

Vanatoo
Transparent Zero

(3.9) 54/100

Bass extension: 60Hz at -6dB

Flatness: ±2.6dB ~ 300-10000Hz

Smoothness (PIR): 0.5

Ascend Acoustics
CBM-170 SE

(3.8) 53/100

Bass extension: 62Hz at -6dB

Flatness: ±2.0dB ~ 300-10000Hz

Smoothness (PIR): 0.37

JBL
XPL90

(3.8) 53/100

Bass extension: 55Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.62

Pioneer
S-DF3-K

(3.8) 53/100

Bass extension: 55Hz at -6dB

Flatness: ±3.7dB ~ 300-10000Hz

Smoothness (PIR): 0.43

Salk
WoW1

(3.8) 53/100

Bass extension: 45Hz at -6dB

Flatness: ±5.5dB ~ 300-10000Hz

Smoothness (PIR): 0.22

Pioneer
SP-EBS73-LR

(3.7) 51/100

Bass extension: 46Hz at -6dB

Flatness: ±5.5dB ~ 300-10000Hz

Smoothness (PIR): 0.76

Wharfedale
Diamond 220

(3.6) 50/100

Bass extension: 79Hz at -6dB

Flatness: ±3.9dB ~ 300-10000Hz

Smoothness (PIR): 0.66

JBL
4319

(3.5) 49/100

Bass extension: 43Hz at -6dB

Flatness: ±4.0dB ~ 300-10000Hz

Smoothness (PIR): 0.14

NHT
SB2

(3.5) 49/100

Bass extension: 50Hz at -6dB

Flatness: ±5.7dB ~ 300-10000Hz

Smoothness (PIR): 0.59

Presonus
Eris E5 XT

(3.5) 49/100

Bass extension: 50Hz at -6dB

Flatness: ±3.2dB ~ 300-10000Hz

Smoothness (PIR): 0.37

Ascend Acoustics
CMT-340

(3.4) 48/100

Bass extension: 64Hz at -6dB

Flatness: ±3.7dB ~ 300-10000Hz

Smoothness (PIR): 0.52

Fluance
HFS Signature

(3.4) 48/100

Bass extension: 55Hz at -6dB

Flatness: ±8.2dB ~ 300-10000Hz

Smoothness (PIR): 0.61

Fostex
PM03

(3.3) 46/100

Bass extension: 87Hz at -6dB

Flatness: ±3.4dB ~ 300-10000Hz

Smoothness (PIR): 0.6

JBL
Northridge Series N28

(3.2) 45/100

Bass extension: 48Hz at -6dB

Flatness: ±5.2dB ~ 300-10000Hz

Smoothness (PIR): 0.69

Polk Audio
RT15i

(3.2) 45/100

Bass extension: 56Hz at -6dB

Flatness: ±6.8dB ~ 300-10000Hz

Smoothness (PIR): 0.62

Sehlin
Helium DIY

(3.2) 45/100

Bass extension: 64Hz at -6dB

Flatness: ±5.2dB ~ 300-10000Hz

Smoothness (PIR): 0.71

Behringer
B2030p

(3.0) 43/100

Bass extension: 71Hz at -6dB

Flatness: ±3.1dB ~ 300-10000Hz

Smoothness (PIR): 0.51

Yamaha
HS5

(3.0) 43/100

Bass extension: 54Hz at -6dB

Flatness: ±4.3dB ~ 300-10000Hz

Smoothness (PIR): 0.12

Cambridge Soundworks
Model Six

(2.9) 42/100

Bass extension: 68Hz at -6dB

Flatness: ±4.5dB ~ 300-10000Hz

Smoothness (PIR): 0.46

JBL
Control 1 Pro

(2.9) 42/100

Bass extension: 87Hz at -6dB

Flatness: ±4.0dB ~ 300-10000Hz

Smoothness (PIR): 0.42

Klipsch
R41M

(2.8) 40/100

Bass extension: 69Hz at -6dB

Flatness: ±4.3dB ~ 300-10000Hz

Smoothness (PIR): 0.44

Definitive Technology
ProMonitor 1000

(2.7) 39/100

Bass extension: 84Hz at -6dB

Flatness: ±4.0dB ~ 300-10000Hz

Smoothness (PIR): 0.4

NHT
Pro M-00

(2.7) 39/100

Bass extension: 66Hz at -6dB

Flatness: ±3.5dB ~ 300-10000Hz

Smoothness (PIR): 0.28

Pioneer
SP-EC73

(2.4) 36/100

Bass extension: 58Hz at -6dB

Flatness: ±5.3dB ~ 300-10000Hz

Smoothness (PIR): 0.37

PMC
Twenty 21

(2.4) 36/100

Bass extension: 60Hz at -6dB

Flatness: ±4.0dB ~ 300-10000Hz

Smoothness (PIR): 0.09

Revel
M55XC

(2.0) 31/100

Bass extension: 90Hz at -6dB

Flatness: ±4.4dB ~ 300-10000Hz

Smoothness (PIR): 0.06

RSL
RSL Outsider II

(2.0) 31/100

Bass extension: 74Hz at -6dB

Flatness: ±4.5dB ~ 300-10000Hz

Smoothness (PIR): 0.03

Bose
901 Series V

(1.9) 30/100

Bass extension: 35Hz at -6dB

Flatness: ±15.4dB ~ 300-10000Hz

Smoothness (PIR): 0.75

Bose
301 Series IV

(1.8) 28/100

Bass extension: 43Hz at -6dB

Flatness: ±18.5dB ~ 300-10000Hz

Smoothness (PIR): 0.35

Edifier
R1280T

(1.8) 28/100

Bass extension: 55Hz at -6dB

Flatness: ±5.5dB ~ 300-10000Hz

Smoothness (PIR): 0.15

Ocean Way
HR5

(1.8) 28/100

Bass extension: 42Hz at -6dB

Flatness: ±6.9dB ~ 300-10000Hz

Smoothness (PIR): 0.4

Yamaha
NS-A638

(1.8) 28/100

Bass extension: 83Hz at -6dB

Flatness: ±5.8dB ~ 300-10000Hz

Smoothness (PIR): 0.49

Diapason
Emera

(1.7) 27/100

Bass extension: 84Hz at -6dB

Flatness: ±8.4dB ~ 300-10000Hz

Smoothness (PIR): 0.13

JBL
104

(1.7) 27/100

Bass extension: 60Hz at -6dB

Flatness: ±12.1dB ~ 300-10000Hz

Smoothness (PIR): 0.22

Tannoy
Revolution XT6

(1.7) 27/100

Bass extension: 54Hz at -6dB

Flatness: ±4.1dB ~ 300-10000Hz

Smoothness (PIR): 0.15

BIC America
Venturi DV62si

(1.6) 26/100

Bass extension: 67Hz at -6dB

Flatness: ±5.3dB ~ 300-10000Hz

Smoothness (PIR): 0.07

Tannoy
System 600

(1.6) 26/100

Bass extension: 69Hz at -6dB

Flatness: ±8.0dB ~ 300-10000Hz

Smoothness (PIR): 0.51

Dayton Audio
B652-AIR

(1.5) 25/100

Bass extension: 73Hz at -6dB

Flatness: ±7.3dB ~ 300-10000Hz

Smoothness (PIR): 0.48

Yamaha
NS-6490

(1.5) 25/100

Bass extension: 64Hz at -6dB

Flatness: ±6.2dB ~ 300-10000Hz

Smoothness (PIR): 0.21

KLH
911B

(0.3) 10/100

Bass extension: 109Hz at -6dB

Flatness: ±8.5dB ~ 300-10000Hz

Smoothness (PIR): 0.02

Polk Audio
T15

(0.3) 10/100

Bass extension: 71Hz at -6dB

Flatness: ±12.2dB ~ 300-10000Hz

Smoothness (PIR): 0.28

Canon
S-50

(-0.3) 3/100

Bass extension: 55Hz at -6dB

Flatness: ±7.8dB ~ 300-10000Hz

Smoothness (PIR): 0.52

Magnepan
LRS

(-0.4) 2/100

Bass extension: 241Hz at -6dB

Flatness: ±5.8dB ~ 300-10000Hz

Smoothness (PIR): 0.12

Bose
141

(-0.6) 0/100

Bass extension: 74Hz at -6dB

Flatness: ±8.3dB ~ 300-10000Hz

Smoothness (PIR): 0.21

Realistic
MC-1000

(-0.6) 0/100

Bass extension: 109Hz at -6dB

Flatness: ±8.7dB ~ 300-10000Hz

Smoothness (PIR): 0.52

Avantgarde Acoustic
Solo

CommonSense Audio
5.6

Dynaudio
Xeo 3

±9.8dB ~ 503.90625-10000Hz

Essence Electrostatic
Model 1600

Fisher
STE-720

±9.2dB ~ 503.90625-10000Hz

Gainphile
R16

GedLee
Nathan

±4.5dB ~ 503.90625-10000Hz

Genelec
8030A

±1.5dB ~ 503.90625-10000Hz

Genelec
8351A

±2.5dB ~ 503.90625-10000Hz

Gradient
Helsinki 1.5

±2.6dB ~ 503.90625-10000Hz

iKey-Audio
M-808V2

±4.0dB ~ 503.90625-10000Hz

JansZen Loudspeaker
zA1.1

±3.9dB ~ 503.90625-10000Hz

JansZen Loudspeaker
zA2.1

±11.1dB ~ 503.90625-10000Hz

JBL
PRX635

King's Audio
KingSound KS 3001

±8.7dB ~ 503.90625-10000Hz

KRK Systems
RoKit 6 G2

±4.3dB ~ 503.90625-10000Hz

Manger
Sidekick

Magico
A3

±3.0dB ~ 300-10000Hz

Polk Audio
5JR

±6.0dB ~ 503.90625-10000Hz

Quad Electroacoustics
ESL-57

±5.6dB ~ 503.90625-10000Hz

Sanders Sound Systems
Model 11

Spendor Audio
Systems SA1

±3.6dB ~ 503.90625-10000Hz

Tannoy
Definition DC6i

±5.5dB ~ 503.90625-10000Hz