Upright vs Grand Piano Tuning Singapore — Key Differences

By Piano Tuning Singapore · June 22, 2026 · 5 min read

Many piano owners are curious: is tuning an upright piano fundamentally different from tuning a grand? Yes — the process, the time, the access, and the cost are all different. Here's a complete breakdown.

Price Difference

Grand piano tuning costs more because it is more complex and takes longer. The strings are longer (requiring greater precision in pitch), the action is more intricate (double-escapement repetition mechanism), and the technician needs to work from a different position — often standing and reaching over the lid.

Physical Differences That Affect Tuning

String Length and Tension

Grand piano strings are longer than upright strings for the same note. Longer strings require more precise tuning adjustments — a small turn of the tuning pin creates a smaller pitch change, requiring finer control. This is one reason grand piano tuning takes 10–20 minutes longer than upright.

Action Mechanism

Grand pianos use a double-escapement action (invented by Érard) that allows faster repetition. During tuning, the technician must play notes at various dynamic levels to check that the hammers are striking strings cleanly at all velocities. Uprights have a simpler action, though they still require the same systematic check.

Access to Strings

On an upright, the front panel is removed to access strings. On a grand, the lid is raised (or removed) and the technician works from above. Grand pianos in smaller Singapore apartments can be in awkward positions — cornered or with limited access — which may add time.

Which Piano Needs Tuning More Often?

Both types should be tuned twice per year in Singapore. Grand pianos in Singapore's humidity are not significantly more stable than uprights — the longer strings don't help when the soundboard is expanding and contracting with humidity swings. High-end grands played regularly (e.g. a Yamaha C3 or Steinway M) may be tuned quarterly or monthly in a performance setting.

Which Is Harder to Tune?

Grand piano tuning is technically more demanding — the strings are under higher tension, the action is more complex, and the precision required for a high-end concert grand is at a different level than an entry-level upright. That said, a quality upright (Yamaha U3, Kawai K series) in poor condition can be more challenging to tune than a well-maintained grand.

Summary: Upright vs Grand Tuning

• Cost: Upright S$100 vs Grand S$200
• Time: Upright ~60 min vs Grand ~75–90 min
• Frequency: Both twice per year recommended in Singapore
• Access: Both require removing panels/lid; grand may be trickier in small apartments

See our specific pages: Upright Piano Tuning Singapore · Grand Piano Tuning Singapore.