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2005 Smart Fortwo

Speakers & Speaker Installation for 2005 Smart Fortwo

Find speakers to upgrade your sound and fit in the factory speaker location for your Fortwo.  After you choose your speakers, we'll help you find speaker adapters, speaker harnesses and other accessories for installation.

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Infinity Reference REF-4032cfx (2-Pairs, 4-Total)

420W Peak (140W RMS) Reference Series 4" 2-Way Car Speakers (2-Pairs)

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420W Peak (140W RMS) Reference Series 4" 2-Way Car Speakers (2-Pairs)

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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found car based on your search
Fits your Fortwo
1
List price $279.90
-43% $159.98

In stock.

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Massive Audio MX4 (2-Pairs, 4-Total)

600W Max (120W RMS) 4" MX Series 2-Way Coaxial Car Speakers (2-Pairs)

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600W Max (120W RMS) 4" MX Series 2-Way Coaxial Car Speakers (2-Pairs)

• 150W Max Each, 30W RMS Each
• .5" PEI Tweeter
• Laminated Paper Cone
• 4 ohm Impedance
• Sensitivity: 91.5 dB
• Mounting Depth: 1.63"

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found car based on your search
Fits your Fortwo
1
List price $99.98
-20% $79.98

Available

Ships in 10-14 days

• 150W Max Each, 30W RMS Each
• .5" PEI Tweeter
• Laminated Paper Cone
• 4 ohm Impedance
• Sensitivity: 91.5 dB
• Mounting Depth: 1.63"

Rockford Fosgate Prime R14X2 (Open Box, Great)

120W Peak (60W RMS) 4” Prime Series 2-way 4-ohm Coaxial Car Speaker

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120W Peak (60W RMS) 4” Prime Series 2-way 4-ohm Coaxial Car Speaker

• 60 watts Peak Each, 30 watts RMS Each
• 1/2" Silk Dome tweeters
• Vacuum polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
14
List price $64.99
-15% $55.24 /pair

In stock

JL Audio C2-400x (Open Box, Great)

100W Peak (70W RMS) 4” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

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100W Peak (70W RMS) 4” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk Dome Tweeters
• 2 speaker grilles included
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
9
List price $189.99
-15% $161.49 /pair

In stock

Limited time!

NVX NSP4

300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers

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300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 1.88"

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
25
List price $59.99
-25% $44.99 /pair

In stock

Used from: $27.99

NVX VSP4

450W Peak (150W RMS) 4" V-Series 2 Way Coaxial Car Speakers

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450W Peak (150W RMS) 4" V-Series 2 Way Coaxial Car Speakers

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
17
List price $65.99
-17% $54.99 /pair

In stock

Continue to cart

Available Offers (2) for NVX VSP4
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Dads & Grads Sale! Save 15% at Checkout!
List price $65.99
-17% $54.99
$46.74 with coupon | Price details
2026-06-30 23:59:00
Free Speaker Accessory at Checkout!
Used from: $38.49
Limited time!

Rockford Fosgate Punch P1 P142

120W Peak (60W RMS) 4" Punch Series 2 Way Coaxial 4-ohm Speakers

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120W Peak (60W RMS) 4" Punch Series 2 Way Coaxial 4-ohm Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Free Speaker Accessory at Checkout!
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Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
11
$109.99 /pair

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

JBL STAGE3 GEN2 48F (STAGE348F)

800W Peak (100W RMS) 4" Stage3 Gen2 Series 2-Way Coaxial 4-ohm Car Speakers

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800W Peak (100W RMS) 4" Stage3 Gen2 Series 2-Way Coaxial 4-ohm Car Speakers

• 400 watts Peak Each, 50 watts RMS Each
• PEI (Polyetherimide) Balanced Dome Tweeters
• Plus One Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
List price $89.95
-22% $69.95 /pair

• 400 watts Peak Each, 50 watts RMS Each
• PEI (Polyetherimide) Balanced Dome Tweeters
• Plus One Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

American Bass SQ-4-FR

180W Peak (90W RMS) 4" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

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180W Peak (90W RMS) 4" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

• 90 watts Peak Each, 45 watts RMS Each
• Swivel 3/4" Neodymium Dome Tweeters
• Glass Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
List price $68.84
-34% $45.23 /pair

• 90 watts Peak Each, 45 watts RMS Each
• Swivel 3/4" Neodymium Dome Tweeters
• Glass Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

Limited time!

Kenwood KFC-C1056S

440W Peak (42W RMS) 4" 2-Way Dual Cone 4-ohm Car Speakers

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440W Peak (42W RMS) 4" 2-Way Dual Cone 4-ohm Car Speakers

• 220 watts Peak Each, 21 watts RMS Each
• Polypropylene cone material
• Smaller whizzer cone to extend its frequency response
• Impedance: 4 ohm
• Sensitivity: 88 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
1
List price $70.00
Save 44%
-44% $39.00 /pair

• 220 watts Peak Each, 21 watts RMS Each
• Polypropylene cone material
• Smaller whizzer cone to extend its frequency response
• Impedance: 4 ohm
• Sensitivity: 88 dB

Rockford Fosgate Punch P142 (Open Box, Great)

120W Peak (60W RMS) 4" Punch Series 2-way 4-ohm Coaxial Car Speakers

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120W Peak (60W RMS) 4" Punch Series 2-way 4-ohm Coaxial Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
11
List price $109.99
-15% $93.49 /pair

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Rockford Fosgate Punch P142 + FREE $25 Gift Card

120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

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120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Fortwo
  • Dash Corner
15
List price $134.99
-19% $109.99 /pair

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Kenwood KFC-C1056S (2-Pairs, 4-Total)

880W Max (82W RMS) 4" 2-Way Coaxial Car Speakers (2-Pairs)

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880W Max (82W RMS) 4" 2-Way Coaxial Car Speakers (2-Pairs)

• 220 Watts Max Each, 21 Watts RMS Each
• Dual Cone Design
• Polypropylene Cone
• 4 ohm Impedance
• Sensitivity: 88 dB
• Mounting Depth: 1-11/16"

found car based on your search
Fits your Fortwo
1
List price $140.00
-44% $78.00

• 220 Watts Max Each, 21 Watts RMS Each
• Dual Cone Design
• Polypropylene Cone
• 4 ohm Impedance
• Sensitivity: 88 dB
• Mounting Depth: 1-11/16"

Rockford Fosgate Punch P142 with Sound Damping

120W Peak (60W RMS) 4" Punch Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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120W Peak (60W RMS) 4" Punch Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Fortwo
58
List price $128.73
$124.98

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection-molded mineral-filled polypropylene cone material with VAST technology
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

(4) Hifonics ZS4CX 4" 700 Watt Coaxial Car Audio Speakers

2 Pairs (4 Total) 350W Max (60W RMS) 4.0" Zeus Series 2-Way Coaxial Car Speakers Package

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2 Pairs (4 Total) 350W Max (60W RMS) 4.0" Zeus Series 2-Way Coaxial Car Speakers Package

• 175 Watts Max Each, 30 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

found car based on your search
Fits your Fortwo
5
List price $45.98
$45.90

• 175 Watts Max Each, 30 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

Hifonics ZS4CX (2-Pairs, 4-Total)

700W Peak (120W RMS) Zeus Series 4" 2-Way Coaxial Car Speakers (2-Pairs)

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700W Peak (120W RMS) Zeus Series 4" 2-Way Coaxial Car Speakers (2-Pairs)

• 175 Watts Max Each, 30 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

found car based on your search
Fits your Fortwo

• 175 Watts Max Each, 30 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

JVC CS-DR421 (2-Pairs, 4-Total)

880W Peak (140W RMS) 4" DRVN Series 2-Way Coaxial Car Speakers (2-Pairs)

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880W Peak (140W RMS) 4" DRVN Series 2-Way Coaxial Car Speakers (2-Pairs)

• 220 watts Peak Each, 35 watts RMS Each
• 1" Polymide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

found car based on your search
Fits your Fortwo
List price $238.00
-17% $198.00

• 220 watts Peak Each, 35 watts RMS Each
• 1" Polymide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Rockford Fosgate Punch P142 (2-Pairs, 4-Total)

240W MAX (120W RMS) 4" Punch Series 2-Way Coaxial Car Speakers (2-Pairs)

Go to item page Right Arrow Icon of Right Arrow

240W MAX (120W RMS) 4" Punch Series 2-Way Coaxial Car Speakers (2-Pairs)

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Fortwo

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

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    FAQ for Speakers in 2005 Fortwo

    Q: Can I upgrade or change the Speakers in 2005 Smart Fortwo?

    A: Yes this page includes all the best Speakers that work in your Fortwo.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.