🎹 Invention No.4 Piano
🎭 Emotional Character
Heavy and intense, moving through unlit spaces, moving without effort or hesitation — packed with simultaneous motion.
👤 Suggested For
🏆 Advanced Students
🎹 Concert Pianists
✋ Average Hand Size
🎼 Scale Technique Focus
🎤 Recital Repertoire
⏰ Estimated Practice Time
23
weeks to performance-ready
Concert-level material. Mastery takes dedicated long-term commitment.
6hper week
150htotal est.
3hard segments
* Estimate assumes ~6h focused practice/week for an average-level student at this difficulty tier.
🎯 Difficulty Assessment
Expert
67
/ 100
Professional - complex layering and high speed required
547
Total Notes
19%
Interleaved
6.92
Avg N/Beat
110
Ornaments
⚠ Challenges
✅ Accessible
🎚 Dynamics
f
Moderate dynamics (f avg) - clear expression required
pppmpmfffffff
🎹 Note Range - Piano Keyboard
Upper dot = RH (Right Hand)
Lower dot = LH (Left Hand)
White dot on black key = sharp/flat note used
📐 Note Range per Hand · Sheet Preview
🤚 Left Hand
| Lowest | C2 |
| Highest | F4 |
| Span | 29 st (2Oct+P4) |
| Notes | 263 |
| Widest leap | 15 st G2→A#3 |
🖐 Right Hand
| Lowest | C4 |
| Highest | A#5 |
| Span | 22 st (1Oct+m7) |
| Notes | 284 |
| Widest leap | 11 st A5→A#4 |
🖐 Hand Span & Chord Density
Left Hand
Max chord span: 0 semitones (Unison)
0 stOctave2 Oct
Avg chord: 0 notes · 0 chords
Right Hand
Max chord span: 0 semitones (Unison)
0 stOctave2 Oct
Avg chord: 0 notes · 0 chords
↪️ Scales & Thumb Crossing
Detected 26 scale/arpeggio runs requiring thumb crossing.
This piece has extensive running passages — smooth thumb-under technique is essential.
🖐 RH: 16 runs · longest 10 notes
🤚 LH: 10 runs · longest 6 notes
🔁 Repeating Phrases
0%
Repeated
Only 0 of 20 bars repeat — this piece is largely through-composed with mostly unique material throughout.
Repeated bar
Unique bar
🎯 Suggested Practice Passages
?Each "passage" is 2 consecutive measures (ô nhịp). The algorithm scores every passage by note density and interval leaps, then picks the 3 hardest for focused practice.
The hardest passages in this piece — spend extra time here before running the full piece.
📍 Measures 7–8
Hardest
📍 Measures 12–13
2nd hardest
📍 Measures 17–18
3rd hardest
❓ Frequently Asked Questions
How difficult is Invention No.4 Piano on piano?
Invention No.4 Piano is rated
Expert
on PianoMetric's piano difficulty scale, with a score of 67/100.
It was composed by Johann Sebastian Bach. Only advanced pianists with strong technique, high note density tolerance, and expressive control should attempt this piece. The piece runs approximately 39s. It contains 547 notes in total.
How long does it take to learn Invention No.4 Piano?
Based on PianoMetric's analysis, learning Invention No.4 Piano to a
performance-ready level takes approximately
23 weeks
(~150 total practice hours) for a expert level student.
Concert-level material. Mastery takes dedicated long-term commitment.
Where can I download the piano sheet music PDF for Invention No.4 Piano?
You can download the piano sheet music PDF for Invention No.4 Piano directly on this page.
The sheet is 1 page long.
Click the 'PDF Download' button above to get the full score.
Is there a video tutorial for Invention No.4 Piano piano?
Yes — a piano video tutorial for Invention No.4 Piano is embedded on this page.
You can watch it here or follow the 'Play on YouTube' link.
The tutorial covers the full arrangement at 120 BPM.
What piano level is required to play Invention No.4 Piano?
Invention No.4 Piano is suited for
Expert
level pianists (difficulty score 67/100).
This is expert-level repertoire. Strong sight-reading, high note density stamina, and polished expressive technique are essential.
What is the mood or feel of Invention No.4 Piano?
Heavy and intense, moving through unlit spaces, moving without effort or hesitation — packed with simultaneous motion. It belongs to the Piano
· Classical Piano
· Nhạc Piano cổ điển
genre.
The piece is played at 120 BPM.
