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Donner Oura trio of digital pianos revealed

by Andy Merrett|Published Wednesday 29th January, 2025-Updated Sunday 8th March, 2026

Donner Music has now put up some details of a trio of Oura digital pianos, namely the S100, S300 and R300.

All have pretty much the same specifications — a full 88-key graded hammer keybed, modest speakers, minimal functionality, and 15 voices. Connectivity is sparse but does include wired and Bluetooth MIDI, power and monaural audio out.

Available now, the R300 is priced at $999, the S100 at $559 and the S300 at $999.

Donner S100

Donner S300

Donner R300

Specifications

Comparison chart on Keyboard Finder.

	S100	S300	R300
Number of Keys	88	88	88
Key Weight	Graded Hammer Standard	Graded Hammer Standard	Graded Hammer Standard
Polyphony	256	256	256
Built-in Sounds	15	15	15
Other Functions	Transpose, Local Off	Transpose, Local Off	Transpose, Local Off
Speakers	2x10W	2x15W	2x15W
Pedals	3 (damper, soft, sostenuto)	3 (damper, soft, sostenuto)	3 (damper, soft, sostenuto)
Connections	1x 1/4″ mono out 1x USB-MIDI 1x 1/4″ headphone Bluetooth Audio/MIDI	1x 1/4″ mono out 1x USB-MIDI 1x 1/4″ headphone Bluetooth Audio/MIDI	1x 1/4″ mono out 1x USB-MIDI 1x 1/4″ headphone Bluetooth Audio/MIDI
Power	AC	AC	AC
Dimensions	1290 x 400 x 907mm 24.45kg	1289 x 379 x 928mm 24.45kg	1344 x 454 x 957mm 24.45kg
Colors	Wood Cabinet Style Black	Wood Cabinet Style Black	Wood Cabinet Style Dark Brown

Buy keyboards and pianos on Amazon

Product pages: S100 | S300 | R300

AUTHOR

Andy Merrett

Andy has been authoring at Piano & Synth Magazine for over 20 years. He's a keen musician, has been playing piano since the age of five (that's over 45 years!), got his first 'proper' electronic keyboard (a Casio CasioTone model) in the mid '80s, and first experimented with MIDI on an Atari 8-bit before getting STs and Macs.