Which is better for a beginner learning piano?

The Yamaha P45B. Its graded hammer action and clean piano tone teach proper touch, and it has fewer reported faults. The Donner DEP-20 offers more features but some buyers report dead keys early on.

Is the Donner DEP-20 worth it over the Yamaha P45B?

Only if you want extra sounds, rhythms and a screen. At $309.99 at Walmart versus $312.30 at Ludimusic for the P45B as of November 3, 2026, the price gap is tiny, so the choice is features versus key feel and reliability.

Which has better sound?

The Yamaha P45B has a more convincing grand piano tone. The Donner DEP-20 has louder 25 W speakers and far more voices, but buyers often find its piano sound weaker.

Which is easier to move and store?

The Yamaha P45B at 11.5 kg and under 30 cm deep. The Donner DEP-20 weighs 15.4 kg and is bulkier.

Do both work with piano learning apps?

Yes. Both send MIDI over USB Type-B, so they connect to apps on a computer or tablet.

The Yamaha P45B has the better track record. Donner DEP-20 buyers report keys and power adapters failing within months, though many units work fine.

Yamaha P45B 88-Key Digital Piano vs Donner DEP-20 Beginner Digital Piano 88 Key Full Size Weighted Keyboard

Buy the Yamaha P45B if key feel and long-term reliability matter most; its graded hammer action and Yamaha build are the safer bet for learning proper technique. Buy the Donner DEP-20 if you want more sounds, more polyphony and a screen for the lowest price. Prices are close: $312.30 at Ludimusic for the P45B versus $309.99 at Walmart for the DEP-20 as of November 3, 2026.

Today the Donner DEP-20 Beginner Digital Piano 88 Key Full Size Weighted Keyboard costs $2.31 less at its best price.

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