Short answer: the Teufel Rockster Go. It ranks #102 of 135 medium speakers by sound quality; the TDK A33 ranks #107.
What the Teufel Rockster Go offers: Clear mid-range with bright treble, wide soundstage via Dynamore processing, IP67 waterproof and durable, solid battery life, compact design with carrying strap Watch for: Rolled off treble, muffled sound, mids sound strange.
What the TDK A33 offers: Solid, weighty build (2.5 lb) with a splashproof design suited to outdoor use. Watch for: Not as deep of bass as competitors.
Buy the Teufel Rockster Go if sound quality matters more than the price. Buy the TDK A33 if the price matters more than sound quality.
If sound quality matters at all to you, skip both of these and look higher up the 135 medium speakers instead.
If battery life is a priority, the Teufel Rockster Go is rated for 12 hours versus 6 hours for the TDK A33.
If water resistance matters to you, the Teufel Rockster Go at IPX7 (brief submersion) holds up far better than the TDK A33 at IP64 (splashing).
Specifications Side By Side
| Teufel Rockster Go | TDK A33 | |
|---|---|---|
| Price | €83.00 Discontinued | $199 Discontinued |
| Ranked | #102 of 135 in Medium Size Portable Bluetooth Speakers | #107 of 135 in Medium Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Battery Life | 12 hours (Manufacturer specified) | 6 hours (Manufacturer specified) |
| IP Rating | IPX7 | IP64 |
| Weight | 1.5 lbs / 700 g | 2.8 lbs / 1270 g |
| Bluetooth Version | 4.0 | 2.1 |
| Bluetooth Codecs | aptX, SBC | AAC, SBC |
| Dimensions | 8.3" x 3.9" x 3.9" (210 x 100 x 100 mm) | 9.5" x 3.7" x 2" (241 x 95 x 51 mm) |
| Drivers | 2x 45mm full-range drivers + 1x passive radiator | 2x 1.5-inch full-range + 1x 2.5-inch subwoofer + 2x 3-inch passive radiators |
| TWS | Yes | - |
| Party Mode | Yes (Party Link, 2 devices) | - |
| Built in Microphone | Yes | Yes |
| Stereo | Yes | - |
| Discontinued | Yes | Yes |
| Digital Aux Input | No | No |
| Bass Extension (-10dB) | - | ~72Hz |
| Power Input | - | Micro USB |
| Output Power | - | 15W |
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The Two Speakers In Full
Teufel Rockster Go: €83.00 Discontinued
Pros: Clear mid-range with bright treble, wide soundstage via Dynamore processing, IP67 waterproof and durable, solid battery life, compact design with carrying strap
Cons: Rolled off treble, muffled sound, mids sound strange. Bass not very deep. Only available in Europe. Discontinued.
Full Teufel Rockster Go review and specifications →
| Aux Input | Yes |
|---|---|
| Battery Life | 12 hours (Manufacturer specified) |
| Bluetooth Codecs | aptX, SBC |
| Bluetooth Version | 4.0 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 8.3" x 3.9" x 3.9" (210 x 100 x 100 mm) |
| Discontinued | Yes |
| Drivers | 2x 45mm full-range drivers + 1x passive radiator |
| IP Rating | IPX7 |
| Party Mode | Yes (Party Link, 2 devices) |
| Stereo | Yes |
| TWS | Yes |
| Weight | 1.5 lbs / 700 g |
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TDK A33: $199 Discontinued
Pros: Solid, weighty build (2.5 lb) with a splashproof design suited to outdoor use.
Cons: Not as deep of bass as competitors. Slightly recessed treble. Discontinued.
Full TDK A33 review and specifications →
| Aux Input | Yes |
|---|---|
| Bass Extension (-10dB) | ~72Hz |
| Battery Life | 6 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC |
| Bluetooth Version | 2.1 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 9.5" x 3.7" x 2" (241 x 95 x 51 mm) |
| Discontinued | Yes |
| Drivers | 2x 1.5-inch full-range + 1x 2.5-inch subwoofer + 2x 3-inch passive radiators |
| IP Rating | IP64 |
| Output Power | 15W |
| Power Input | Micro USB |
| Weight | 2.8 lbs / 1270 g |
As an eBay Partner, we may be compensated if you make a purchase.
- Reviews, Comparisons and Sound Samples