28 OC

  • Length / 8.78 m
  • Beam / 2.85 m
  • Engine / 270-350 hp

Social in every way.

The Grandezza 28 OC is the perfect choice when you value easy living on the waters. Step aboard and find a spacious and refined cockpit with generous open space for entertaining. The inviting and comfortable cabin makes overnight staying easy.

Explore places

Beautifully designed inside and out, the 28 OC is the perfect companion for enjoyable moments.

Designed for social living

The spacious and sociable cockpit with a sizable dinette and a large sunbed are ideal for getting the most out of sunny days.

Peaceful moments

The cabin is tailored for peaceful relaxation and feels extremely light and airy.

roof

Boat

Length 8.78 m
Beam 2.85 m
Draft 0.55/1.10 M
Weight 3100 KG
Engine 270-350 hp
Persons 8
Berths 4 + 2
Fuel capacity 265 L
Watertank capacity 80 L
Top speed 39 KN(D4-300)
Cruising speed 20-31 KN
Fuel consumption 1,2 L / NM

Test facts

Volvo Penta D4 -270

Stats
Person(s) 2
Engine type Penta D4 -270
Engine power 270 hp
Propeller G7
Gear ratio 1.85:1
Air temperature 14
Results
RPM knots L/h L/n mile
idle 4.2 1.7 -
1000 5.5 3.1 -
1500 7.5 11.0 -
2000 11.2 24.0 -
2500 20.9 28.0 -
3000 28.2 37.0 -
3400 34.3 54.0 -

Mercury Diesel TDI 3.0-270

Stats
Person(s) 5
Engine type Diesel TDI 3.0-270
Engine power 270 hp
Propeller Gen II 24"
Gear ratio 2.0:1
Air temperature -1
Results
RPM knots L/h L/n mile
idle 3.2 1.1 0.35
1000 4.7 2.7 0.57
1500 6.6 7.1 1.08
1800 7.4 10.9 1.48
2000 7.9 14.8 1.89
2200 8.2 19.7 2.41
2400 9.6 24.5 2.55
2600 11.7 29.7 2.53
2800 17.7 28.8 1.63
3000 21.5 30.7 1.43
3200 24.4 32.5 1.33
3400 26.9 37.1 1.38
3600 29.2 40.7 1.39
3800 31.2 48.9 1.57
4000 33.2 55.9 1.68
4150 35.0 58.4 1.67

Standard equipment

  • Interior coloring standard HARMONY
  • Breezy or Granite options without extra cost
Deck
  • Large swim platform and swim ladder
  • Teak on swim platform & foredeck
  • S/steel railings and cleats (6)
  • Folding cleats on swim platform (2)
  • Flag pole socket
  • Anchor boxes, bow and aft
  • LED lights to aft deck
  • Fenders (4)
  • Fender covers (4) & ropes
Cockpit
  • Two sofas
  • Cockpit cushions
  • Cushion on cockpit table
  • Navigator’s seat
  • Cockpit table
  • Integrated sunbed in cockpit
  • Galley & sink
  • Worktop extension
  • Ceramic hob, Wallas
  • Fridge, 50 litres
  • Waeco drawer fridge, 30 litres
  • Hot water, 22 litres
  • Transom shower
  • Sliding sunroof, 3 parts
  • Canopy
  • Carpet in cockpit
  • Electric & manual bilge pump
Helm
  • Garmin GPSMap 1223xsv or Volvo Glass Cockpit display 12″
  • Hydraulic steering
  • Adjustable steering wheel
  • Windscreen wipers (2)
  • Side-Power BE40, 12 V bow thruster
  • Bow thruster switch joystick
  • Compass
  • Automatic trim tabs, Attitude Controll System for roll and picth
  • Horn
  • Navigation lights
  • Remote search light
  • Engine operated demister/heater
  • Fusion sound system & speakers
  • Fire extinguisher
  • Double-wide command seat
  • Slanting support for feet
Cabin
  • Two double berths
  • Integrated fill-in cushions to forward berth
  • Sofa & seat
  • Wardrobe
  • Large hull portholes (2) with opening sections
  • Forward deck hatch, opening
  • Curtains
  • Carpet
Bathroom
  • Shower in toilet
  • Sea water toilet with electric flush
  • Vanity unit & wash basin
  • Hot water, 22 litres
  • Hull port hole (opening)
  • Fly screen for hull porthole
  • Curtains to hull port hole
  • Carpet in toilet
  • Mirrow
Engine room
  • Fire extinguishing system
  • Diesel heater 2 kW
  • Shore power
  • 1 x Start battery 95Ah AGM
  • 2 x Service battery AGM 95 Ah
  • 2 x 50 W solar panel on roof

Extra equipment

Anchoring
  • Side Power electric rear windlass, 1000W/12V & 8 kg s/steel anchor
  • Electric windlass Maxwell RC-8 with chain ( anchor 10kg s/steel ) incl. chain counter
Electrical and water
  • Grey water system
  • Upgrade standard cooker to induction cooker
  • DAB module with external antenna
Heating and air
  • Window covers, outside
  • Side windows with opening mechanism
  • Electric table pedestal in cockpit
  • Deluxe swim ladder
  • Teak flooring/carpet
  • Sundeck cushion in bow & cover
  • Mattress pads to forward berth (2 parts)
  • Special color on cushions
Hull colouring
  • Dark grey hull colour

Gallery

Rest of the range

25 S

Beam 2.51 m

Length 7.53 m

Learn more

28 DC

Beam 2.85 m

Length 8.78 m

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30 CA

Beam 2.99 m

Length 9.40 m

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34 OC

Beam 3.23 m

Length 10.03 m

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37 CA

Beam 3.50 m

Length 11.55 m

Learn more

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Interested? Contact your nearest Grandezza dealer.

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