Alpine R2 Series

Alpine R2 Series is Alpine's second-generation R-Series range of car audio components, bringing together subwoofers, Class D amplifiers, and Hi-Res Audio certified speakers. Products are available from £139.

The range suits car audio enthusiasts seeking high-output, accurate bass and detailed sound. With 8, 10 and 12-inch subwoofer options, mono and 4-channel amplifiers, and coaxial and component speaker sets in 6.5-inch and 6×9-inch formats, the R2 Series covers a wide range of install types and budgets.

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Alpine R2 Series at a glance

  • R2-W8D2 / R2-W8D4 — 8-inch subwoofers, 350W RMS / 1,000W peak, dual 2 or 4 ohm voice coils, from £139
  • R2-W10D2 / R2-W10D4 — 10-inch subwoofers, 750W RMS / 2,250W peak, dual 2 or 4 ohm voice coils, from £189
  • R2-W12D2 / R2-W12D4 — 12-inch subwoofers, 750W RMS / 2,250W peak, dual 2 or 4 ohm voice coils, from £209
  • R2-A75M — mono Class D subwoofer amplifier, up to 750W RMS at 2 ohms, £379.99
  • R2-A150M — mono Class D subwoofer amplifier, up to 1,500W RMS at 1 ohm, £529.99
  • R2-A60F — 4-channel Class D amplifier, 4 × 150W RMS at 2 ohms or 2 × 300W bridged, Hi-Res Audio certified, £379.99
  • R2-S65 — 6.5-inch 2-way coaxial speakers, 100W RMS / 300W peak, Hi-Res Audio certified, £209 per pair
  • R2-S69 — 6×9-inch 2-way coaxial speakers, 100W RMS / 300W peak, Hi-Res Audio certified, £259 per pair
  • R2-S65C — 6.5-inch 2-way component set, 100W RMS, magnesium hard-dome tweeters, £289.99
  • R2-S69C — 6×9-inch 2-way component set, 100W RMS, magnesium hard-dome tweeters, £399.99
  • R2-S652 — 6.5-inch PRO 2-way component set, 100W RMS, die-cast aluminium baskets, adjustable crossovers, £349.99
  • R2-S653 — 6.5-inch PRO 3-way component set with dedicated 9.6cm mid-range drivers, 100W RMS, £499.99

Which Alpine R2 product should I choose?

For subwoofers, the 8-inch R2-W8 models handle 350W RMS and suit tighter enclosures, while the 10-inch R2-W10 and 12-inch R2-W12 both step up to 750W RMS for greater output. Within each size, dual 2 ohm and dual 4 ohm versions are available, giving different impedance options to match your amplifier. The R2-A75M (750W RMS at 2 ohms) suits the smaller subwoofers, while the R2-A150M (up to 1,500W RMS at 1 ohm) provides headroom for the larger drivers. The 4-channel R2-A60F is designed to power the speaker range.

On the speaker side, the R2-S65 and R2-S69 coaxials are a straightforward drop-in upgrade in 6.5-inch and 6×9-inch sizes. The component sets separate the tweeter for improved staging: the R2-S65C and R2-S69C are the standard 2-way options, while the PRO-line R2-S652 adds die-cast aluminium baskets and adjustable crossovers, and the R2-S653 goes further still with dedicated 9.6cm mid-range drivers for a full 3-way setup.

Alpine R2 Series FAQs

Q: What is the difference between the dual 2 ohm and dual 4 ohm R2 subwoofers?

A: Each R2 subwoofer size is available with either dual 2 ohm or dual 4 ohm voice coils, offering different impedance options to suit your amplifier. The rest of the specification — cone material, motor design and power handling — is the same within each size.

Q: How much power do the R2 subwoofers handle?

A: The 8-inch R2-W8 models are rated at 350W RMS (1,000W peak), while both the 10-inch R2-W10 and 12-inch R2-W12 models are rated at 750W RMS (2,250W peak).

Q: What is the difference between the R2-S65C, R2-S652 and R2-S653 component speakers?

A: The R2-S65C is a standard 2-way 6.5-inch component set with magnesium hard-dome tweeters; the R2-S652 is the PRO 2-way upgrade with die-cast aluminium baskets and adjustable crossovers; the R2-S653 is the PRO 3-way set that adds dedicated 9.6cm mid-range drivers alongside the woofer and tweeter.

Q: Which amplifier pairs with the R2 subwoofers?

A: The R2-A75M delivers up to 750W RMS at 2 ohms and suits the R2 subwoofer range, while the R2-A150M delivers up to 1,500W RMS at 1 ohm for higher-output systems. Both are mono Class D designs from the R-Series amplifier range.

Q: Can CEN fit Alpine R2 subwoofers and speakers in my car?

A: Yes — CEN has a fitting workshop in Beeston, Nottingham, where Alpine R2 subwoofers, amplifiers and speakers can be professionally installed in your vehicle.