NP-35 NP-15
Dimensions Width 1260 mm (49-5/8”) 1052mm (41-7/16”)
Height 104 mm ( 4-1/8”) 104 mm (4-1/8”)
Depth 260 mm (10-1/4”) 260 mm (10-1/4”)
Weight Weight 6.0 kg (13 lbs., 4 oz.) (batteries not included) 5.2 kg (11 lbs., 7 oz.) (batteries not included)
Keyboard Number of Keys 76 61
Type Box Type (Graded Soft Touch) Box Type
Touch Response Yes (Soft, Medium, Hard, Fixed) Yes (Soft, Medium, Hard, Fixed)
Panel Language English English
Tone Generation Tone Generating Technology AWM Stereo Sampling AWM Stereo Sampling
Polyphony Number of Polyphony (Max.) 64 64
Preset Number of Voices 15 15
Types Reverb 6 types 6 types
Sound Boost Yes Yes
Functions Dual/Layers Yes Yes
Preset Number of Preset Songs 15 Voice Demo Songs + 10 Piano Songs 15 Voice Demo Songs + 10 Piano Songs
Recording Number of Songs 1 1
Number of Tracks 1 1
Data Capacity Approx. 7,000 notes Approx. 7,000 notes
Overall Controls Metronome Yes Yes
Tempo Range 32 – 280 32 – 280
Transpose −6 – 0 – +6 −6 – 0 – +6
Tuning 414.8 Hz – 440.0 Hz – 466.8 Hz (approx. 0.2 Hz increments) 414.8 Hz – 440.0 Hz – 466.8 Hz (approx. 0.2 Hz increments)
Connectivity DC IN 12V 12V
Headphones Standard stereo phone jack (PHONES/OUTPUT) Standard stereo phone jack (PHONES/OUTPUT)
Sustain Pedal Yes (Half-Damper compatible with optiona FC3A) Yes (Half-Damper compatible with optiona FC3A)
USB TO HOST Yes (MIDI/AUDIO) Yes (MIDI/AUDIO)
Amplifiers 6 W ×2 2.5 W ×2
Speakers (12 cm × 8 cm) ×2 (12 cm × 8 cm) ×2
Power Supply AC Adaptor PA-150 or an equivalent recommended by Yamaha, or six "AA" size alkaline (LR6), manganese (R6) or Ni-MH rechargeable (HR6) batteries AC Adaptor (PA-130, PA-3C, or an equivalent recommended by Yamaha) or batteries (Six “AA” size alkaline (LR6), manganese (R6) or Ni-MH rechargeable (HR6) batteries)
Power Consumption 6.0 W (When using PA-150 AC adaptor) 3.5 W (When using PA-130 AC adaptor)
Auto Power Off Yes Yes
Accessories Owner’s Manual, Online Member Product Registration, Music rest, AC adaptor: PA-150 or an equivalent recommended by Yamaha *May not be included depending on your area. Check with your Yamaha dealer. Owner’s Manual, Online Member Product Registration, Music rest, AC adaptor: PA-130 or an equivalent recommended by Yamaha *May not be included depending on your area. Check with your Yamaha dealer.