Alpine SWE-1044E

10" · 4 Ω · 150 W · 86.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	34 Hz
Qts	0.497
Qes	0.6
Qms	2.9
Vas	49 L
Sd	480 cm²
Xmax	8.5 mm
Re	3.31 Ω
Bl	1.33 T·m
Mms	146.1 g
Pe	150 W
Sensitivity	86.9 dB

Alignment hint

EBP	57 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 47.8 L

EBP 50-100: works in either a sealed or ported alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Morel UW 1058	33 -1	0.434 -0.06	40.6 -8.4	8.9 +0.4	86.7 -0.2	close	8 Ω vs 4 Ω: amp load changes	+
Brax BRAX MATRIX ML10	35 +1	0.46 -0.04	40 -9	12.5 +4	87.3 +0.4	close		+
JL Audio 10WXV2-4	29.38 -4.62	0.45 -0.05	47 -2	10 +1.5	86.06 -0.84	close		+
Kenwood KFC-W2502	39.8 +5.8	0.514 +0.02	44.9 -4.1	8.4 -0.1	89 +2.1	close	Xmax 8.4 mm < 8.5 mm: lower excursion-limited SPL	+
Boston Acoustics COMPETITOR 1000S4	34 =	0.53 +0.03	35 -14	8.5 =	85.7 -1.2	close		+
Kenwood KFC-W2509	35 +1	0.42 -0.08	44 -5	8 -0.5	88.2 +1.3	close	Xmax 8 mm < 8.5 mm: lower excursion-limited SPL	+
Rockford Fosgate P110S8	33 -1	0.551 +0.05	44.4 -4.6	6.2 -2.3	87.1 +0.2	usable	8 Ω vs 4 Ω: amp load changes · Xmax 6.2 mm < 8.5 mm: lower excursion-limited SPL	+
Alpine SWA-10S4	32 -2	0.42 -0.08	41 -8	10 +1.5	86.6 -0.3	usable		+
Lavoce SSF102.40	38 +4	0.57 +0.07	42 -7	8.3 -0.2	87.6 +0.7	usable	8 Ω vs 4 Ω: amp load changes · Xmax 8.3 mm < 8.5 mm: lower excursion-limited SPL	+
Brax MATRIX 10.1	35.8 +1.8	0.53 +0.03	35.34 -13.66	12.5 +4	86.5 -0.4	usable		+

Compare the closest 3 against the SWE-1044E →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.