6.5″ Subwoofers

All 48 6.5″ car subwoofers in our database (18 brands): Thiele/Small specs, mounting depth and a recommended box for each model. Typical size: 0.18 ft³ sealed, 0.35 ft³ ported.

48models

18brands

0.18 ft³typical sealed

0.35 ft³ · 43 Hztypical ported

4 1/4″typical mounting depth

Size

Voice coils

Ω per coil

Qts

48 models

Model	Size	Voice coils	Fs, Hz	Qts	Vas, ft³	Xmax, in	RMS, W	Box, ft³ · Hz
Audiopipe TXX-BDC4-6	6.5″	dual 4 Ω	60	0.49	0.11	0.17	250	Sealed 0.18 Ported 0.35 · 43
B2 Audio HNx65 D2	6.5″	dual 2 Ω	48.9	0.36	0.13	0.59	300	Sealed 0.18 Ported 0.60 · 43
CT Sounds MESO-6-5 D2 !	6.5″	dual 2 Ω	56.3	0.69	0.05	0.31	400	Sealed 0.19 Ported 0.35 · 43
CT Sounds MESO-6-5 D4 !	6.5″	dual 4 Ω	58.9	0.62	0.06	0.31	400	Sealed 0.19 Ported 0.35 · 43
CT Sounds TROPO-6-5 D2 !	6.5″	dual 2 Ω	57.5	0.64	0.13	0.28	200	Sealed 0.21 Ported 0.35 · 43
CT Sounds TROPO-6-5 D4	6.5″	dual 4 Ω	61.5	0.66	0.11	0.28	200	Sealed 0.21 Ported 0.35 · 43
DC Audio M3 6.5 D2	6.5″	dual 2 Ω	47.9	0.46	0.12	0.63	300	Sealed 0.21 Ported 0.35 · 43
DC Audio M3 6.5 D4	6.5″	dual 4 Ω	46.4	0.48	0.13	0.63	300	Sealed 0.21 Ported 0.35 · 43
DC Audio M4 6.5 D2	6.5″	dual 2 Ω	54.7	0.46	0.07	0.63	300	Sealed 0.19 Ported 0.35 · 43
DC Audio M4 6.5 D4	6.5″	dual 4 Ω	60.7	0.61	0.07	0.63	300	Sealed 0.19 Ported 0.35 · 43
DD Audio 506d D2	6.5″	dual 2 Ω	43.7	0.50	0.16	0.35	400	Sealed 0.18 Ported 0.35 · 43
DD Audio 506d D4	6.5″	dual 4 Ω	43.7	0.50	0.16	0.35	400	Sealed 0.18 Ported 0.35 · 43
Earthquake SWS-6.5X	6.5″	4 Ω	39.3	1.22	0.35	0.59	100	Sealed 0.46 Ported 0.35 · 43
Elemental Designs e3.6 !	6.5″	DVC	28	0.29	0.78	0.51	250	Sealed 0.18 Ported 0.53 · 31
Gladen RS-X 6.5 (SVC 4 ohm)	6.5″	4 Ω	54.9	0.62	0.14	—	250	Sealed 0.21 Ported 0.35 · 43
Gladen Sigma SSW065 (DVC 2 ohm)	6.5″	dual 2 Ω	56	0.53	0.09	0.33	200	Sealed 0.18 Ported 0.35 · 43
Ground Zero GZHW 16SPL (2x2 Ohm)	6.5″	dual 2 Ω	51	0.46	0.10	0.59	500	Sealed 0.21 Ported 0.35 · 43
Ground Zero GZIW 165 (4 Ohm)	6.5″	4 Ω	41	0.41	0.32	—	100	Sealed 0.18 Ported 0.35 · 43
Ground Zero GZIW 165X (4 Ohm)	6.5″	4 Ω	43	0.36	0.39	—	100	Sealed 0.18 Ported 0.60 · 43
Ground Zero GZIW 165X-II (4 Ohm)	6.5″	4 Ω	41.5	0.45	0.30	0.31	150	Sealed 0.18 Ported 0.35 · 43
Ground Zero GZRW 6XSPL (2x2 Ohm)	6.5″	dual 2 Ω	49.5	0.58	0.08	0.43	350	Sealed 0.21 Ported 0.35 · 43
Helix IK W6-DVC2 (2x2 Ohm)	6.5″	dual 2 Ω	50	0.30	0.19	0.24	150	Sealed 0.18 Ported 0.57 · 43
Helix IK W6-SVC2 (1x2 Ohm)	6.5″	2 Ω	48	0.30	0.40	0.24	150	Sealed 0.18 Ported 0.57 · 43
Hifonics ZRX6D2	6.5″	dual 2 Ω	53.9	0.46	0.11	0.33	300	Sealed 0.18 Ported 0.35 · 43
Hifonics ZXS6D2	6.5″	dual 2 Ω	50	0.43	0.24	0.45	200	Sealed 0.21 Ported 0.35 · 43
JL Audio 6W3v3-4	6.5″	4 Ω	41.8	0.51	0.18	0.35	150	Sealed 0.18 Ported 0.35 · 43
Match PP 72W-D	6.5″	dual 2 Ω	53	0.36	0.28	0.20	100	Sealed 0.18 Ported 0.57 · 43
Rockville W65K9D2	6.5″	dual 2 Ω	47.8	0.44	0.14	—	250	Sealed 0.21 Ported 0.35 · 43
Rockville W65K9D4	6.5″	dual 4 Ω	48.9	0.46	0.14	—	250	Sealed 0.21 Ported 0.35 · 43
Skar Audio EVL-65 D2	6.5″	dual 2 Ω	61	0.39	0.08	0.25	200	Sealed 0.18 Ported 0.53 · 43
Skar Audio EVL-65 D4	6.5″	dual 4 Ω	64	0.53	0.08	0.25	200	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio BMX-6.5 D1	6.5″	dual 1 Ω	57.3	0.85	0.07	0.59	500	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio BMX-6.5 D2	6.5″	dual 2 Ω	53.3	0.71	0.07	0.59	500	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio FE-6.5 D2	6.5″	dual 2 Ω	51.3	0.80	0.08	0.43	300	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio FE-6.5 D4	6.5″	dual 4 Ω	55.7	0.94	0.07	0.43	300	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio FMX-6.5 D1	6.5″	dual 1 Ω	55.5	0.83	0.07	0.63	600	Sealed 0.21 Ported 0.35 · 43
Sky High Car Audio FMX-6.5 D2	6.5″	dual 2 Ω	54	0.71	0.07	0.63	600	Sealed 0.21 Ported 0.35 · 43
Sky High Car Audio FXB-6.5 D2	6.5″	dual 2 Ω	49.9	0.76	0.08	0.43	400	Sealed 0.18 Ported 0.35 · 43
Sky High Car Audio FXB-6.5 D4	6.5″	dual 4 Ω	49.9	0.84	0.09	0.43	400	Sealed 0.18 Ported 0.35 · 43
SoundQubed HDS206 D2	6.5″	dual 2 Ω	45.4	0.48	0.12	0.35	350	Sealed 0.21 Ported 0.35 · 43
SoundQubed HDS206 D4	6.5″	dual 4 Ω	45.4	0.48	0.12	0.35	350	Sealed 0.21 Ported 0.35 · 43
SoundQubed HDX 6.5 D2 !	6.5″	dual 2 Ω	54.2	0.47	0.08	0.31	450	Sealed 0.18 Ported 0.35 · 43
SoundQubed HDX 6.5 D4 !	6.5″	dual 4 Ω	54.2	0.47	0.08	0.31	450	Sealed 0.18 Ported 0.35 · 43
Sundown Audio SA Classic 6.5 D2	6.5″	dual 2 Ω	48.9	0.45	0.14	0.39	300	Sealed 0.21 Ported 0.35 · 43
Sundown Audio SA Classic 6.5 D4	6.5″	dual 4 Ω	51.8	0.48	0.13	0.39	300	Sealed 0.21 Ported 0.35 · 43
Sundown Audio U-6.5 D2	6.5″	dual 2 Ω	42	0.49	0.10	0.75	500	Sealed 0.21 Ported 0.35 · 43
Sundown Audio U-6.5 D4	6.5″	dual 4 Ω	38.7	0.47	0.13	0.75	500	Sealed 0.21 Ported 0.35 · 43
Sundown Audio Xv2-6.5 S4	6.5″	4 Ω	55.8	0.58	0.06	0.63	400	Sealed 0.18 Ported 0.35 · 43

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