Casio GP-510 Grand Hybrid
Hybrid piano (real action) with Natural Grand Hammer Action action.
Keys
88
full size
Action
Hammer
weighted
Footprint width
~136 cm
plus seating
Price range
EU approx. €3,800–4,500*
estimate
Where it sits
Its price class holds 25 digital pianos between €2,150 and €8,100 (EU street prices) – the Casio GP-510 Grand Hybrid sits in the middle there. The Casio GP-310 Grand Hybrid from the same brand sits around €1,600 below it. At a comparable price the comparison also lists Roland LX-9 and Kawai DG-30.
Strengths & limits
In its favour
- 88 weighted keys with hammer action – the fingers learn the right force from day one
- Wooden keys instead of plastic – closer to an acoustic piano
- Three pedals (damper, sostenuto, soft) are included
- Built-in speakers – ready to play without extra gear
Against it
- No Bluetooth – learning apps only work by cable
- A piece of furniture with a fixed place – needs assembly, and moving it takes two people
Price comparison
EU prices – local street prices differ
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Technical data
| Action | Natural Grand Hammer Action (C. Bechstein) |
|---|---|
| Sound engine | AiR Grand (Berlin/Hamburg/Wien) |
| Polyphony | 256 |
| Amplification | 2× 30 W + 2× 20 W (3-way, 6 speakers: 2 × 16 cm + 2 × (10 cm + 5 cm)) |
| Notable | Grand-Hybrid-flagship |
- Natural Grand Hammer Action (C. Bechstein)
- Sound engine: AiR Grand (Berlin/Hamburg/Wien)
- Polyphony: 256
- Grand-Hybrid-flagship

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Alternatives in the same category
Cabinet digital piano with Hybrid Grand Keyboard action.
Digital grand with RH III action.
Digital grand with PHA-4 Premium action.
Cabinet digital piano with Grand Feel III action.
Related guides
Buying a digital piano as a beginner · 61 or 88 keys?
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