JBL Stage 245C vs Wharfedale Diamond 12.C
The JBL Stage 245C is more sensitive (91 dB vs 90 dB), so it plays louder per watt and plays lower (55 Hz vs 90 Hz). The Wharfedale Diamond 12.C is an easier load for a receiver (8 Ω vs 6 Ω) and costs less ($399 vs $440).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| Stage 245C | Diamond 12.C | |
|---|---|---|
| Receivers and amps that drive it | 29 of 29 | 29 of 29 |
Specs side by side
Values that differ are bold. A dash means that model doesn't publish the spec.
| Stage 245C | Diamond 12.C | |
|---|---|---|
| Impedance | 6 Ω | 8 Ω |
| Sensitivity | 91 dB (2.83 V, 1 m) | 90 dB (2.83 V, 1 m) |
| Low end | 55 Hz | 90 Hz |
| Drivers | 1 × 25 mm, 4 × 114 mm | 1 × 25 mm, 2 × 130 mm |
| Size | 29×6×9 in | 19×7×8 in |
| Recommended amplifier power | 20–150 W | 20–120 W |
| Weight | 12 kg (26.5 lb) | 8.5 kg (18.7 lb) |
| MSRP | $440 each (MSRP, September 2026) | $399 each (MSRP, September 2026) |
Every spec and pairing: JBL Stage 245C, Wharfedale Diamond 12.C.
Try either one in your own room.
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References
- JBL Stage 245C: Spec sheet, in.jbl.com, retrieved September 15, 2026
- JBL Stage 245C: Retailer listing, worldwidestereo.com, retrieved September 15, 2026
- Wharfedale Diamond 12.C: Owner's manual, adorama.com, retrieved September 15, 2026
- Wharfedale Diamond 12.C: Manufacturer product page, wharfedaleusa.com, retrieved September 15, 2026
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