Upright vs Grand Piano — Sound, Mechanism & Best Use

Choosing between an upright and a grand piano is one of the most significant decisions a player or family will make. Both are acoustic instruments — both are played the same way — but they differ in sound, action, size, and cost in ways that really matter. Here's an honest comparison from a technician who services both every week across Melbourne.

Sound Quality

Grand pianos generally produce a richer, more resonant tone. The strings are horizontal, allowing them to vibrate more freely. The soundboard — the large spruce board that amplifies the string's vibration — is larger on a grand, which means more air is moved and greater volume and tonal depth is produced.

Upright pianos have vertical strings and a smaller soundboard. The sound is still full and musical, but more compact and directional — typically projecting toward the player and the wall behind the instrument.

The difference matters most in large rooms, recording settings, and performance situations. For a home practice room or teaching studio, a quality upright sounds excellent. For a concert hall or serious recording, a grand is the professional standard.

Action Mechanism

This is where the two types differ most technically — and it's something every serious player will notice.

Grand action: The hammers hang below the strings and fall back by gravity after each stroke. This gravity-reset mechanism allows for much faster repetition — a grand can repeat a note at approximately 10 repetitions per second at full speed.

Upright action: The hammers move horizontally and are reset by small springs. Repetition speed is slower — typically 7–8 per second under ideal conditions.

A pianist playing fast runs, trills, or demanding repertoire will feel the difference in an upright's action more acutely than a beginner will. For advanced students and professionals, the grand action feels more expressive and responsive.

Size and Space Requirements

• Baby grand: approximately 150–160 cm long. Fits most living rooms.

• Medium grand: approximately 170–185 cm long. Suitable for larger rooms and studios.

• Concert grand (e.g. Steinway D): approximately 270–275 cm long. Designed for performance halls.

• Studio upright: approximately 120–132 cm tall, 150 cm wide. The most common size for home use.

• Professional upright: 132–145 cm tall. Larger sound, still fits against a wall.

An upright piano is the practical choice for most Melbourne homes and apartments. It fits against a wall and requires far less floor space than any grand. A baby grand, at minimum, needs roughly 2.5m × 3m of clear floor space including the bench and walking room.

Price Range

New upright pianos from reputable manufacturers (Yamaha, Kawai, Steingraeber) typically range from AUD $4,000 to $25,000+. Quality second-hand uprights are widely available in Melbourne from AUD $1,500–$8,000.

New grand pianos start around AUD $15,000 for a baby grand and rise to $200,000+ for a concert instrument. Second-hand baby grands in good condition can be found from AUD $8,000–$30,000.

Note: age and condition matter enormously. A well-maintained 30-year-old Yamaha upright will outplay a neglected grand of similar age. Always have any second-hand piano inspected by a qualified technician before purchase.

Best Suited For

• Beginners and children: Either type. A quality upright from a reliable brand is the practical starting point for most families.

• Intermediate and advancing students: A quality upright serves well. If the student is progressing quickly with serious commitment, a baby grand becomes worth considering.

• Adult amateur players: Either works well. A digital is lower commitment; an acoustic is more engaging as skills develop.

• Teachers and teaching studios: A studio upright (132+ cm) or a baby/medium grand. The grand is preferred for teaching advanced students.

• Composers and recording artists: A grand piano for acoustic recording. For home studios, a quality upright recorded well sounds excellent.

• Concert performers: A full-size grand — 185 cm and above. Concert grands (270 cm+) are the professional standard.

An Expert's View

After more than a decade tuning and servicing pianos across Melbourne, I've found that many players underestimate what a well-maintained quality upright can do. A 1970s or 1980s Yamaha U1 or U3, properly regulated and recently tuned, is a genuinely capable instrument. It will outlast and outplay many inexpensive baby grands.

Conversely, players who are ready to advance their technique will feel the difference in a grand's action — particularly in how expressive and physically responsive it is. If budget and space allow, a medium grand (170–185 cm) from a reputable maker is one of the best investments a serious player can make.

Melbourne Piano Pro offers pre-purchase piano inspections and consultation services across Melbourne. A proper inspection before you buy can save you thousands. Book online at melbournepianopro.com.au.