2015 Bayliner 642 Overnighter

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642 Overnighter



With a spacious cabin in the bow, lightweight construction for towing and all the power you need to embrace the open water, the all-new 642 is perfect for those days that stretch past sunset or a whole weekend getaway.

  • Length overall (LOA): 21 ft. 4 in. (6.53 m)
  • Beam: 8 ft. 5 in. (2.57 m)
  • Weight: 3,084 lb. (1,399 kg)
  • Draft max: 3 ft. 2 in. (.97 m)
  • Fuel capacity: 33 gal. (125 L)
  • People capacity: 8 persons (7 persons)
  • Max people weight: 1,133 lb. (535 kg)
  • Max engine power: 220 hp (220 hp)
  • Engine: 3.0L MerCruiser MPI A1 ECT 135 hp
Key Features
  • The spacious Cuddy sleeps two comfortably and features both skylights and cabin windows for plenty of natural light below deck.
  • The 642's open cockpit comes with easily adjustable seating for onboard conversations.
  • Aft sunpad has an adjustable flip-up back rest that creates a side-facing reading lounge.
  • Reversible portside passenger seat faces either the forward console or the L-shaped lounge. This versatile seat allows for any kind of onboard social interaction with the whole crew.
  • The ergonomic helm comes navigation-ready and boasts anti-glare, chrome gauges for a sleek and functional look.
  • Bimini Top Storage
  • Grab Handles
  • In-floor Storage
  • Port Side Forward-Facing or Rear-Facing Flip-Flop Lounge
  • Rear Lounge Seat with Sunpad
  • Starboard Bucket Helm Seat with Flip-up Bolster
  • Underseat Port Side Lounge Storage
  • 135 HP MerCruiser (3.0L) MPI A1 ECT
Engine Compartment
  • 12V Blower
  • Bilge Pump
  • 12V Horn
  • Instrumentation: Fuel Gauge; Oil Pressure Gauge; Speedometer; Tachometer; Temperature Gauge; Trim Gauge; Voltmeter
  • Padded Steering Wheel
  • Power Steering
  • Rack & Pinion Steering
  • Side-mounted Engine Controls w/Trim & Tilt Switch in Handle
  • Tilt Steering
  • Waterproof 120-watt AM/FM Stereo w/Audio Input for iPod & Mp3
Hull and Deck
  • 12V Navigation Lights
  • Arctic White Hull & Deck w/Black Hull Stripe
  • Bow & Transom Eyes (3)
  • Fuel Fill w/Integrated Vent
  • Integral Transom Platform w/Ladder
  • Stainless Steel Tow Ring
  • Vinyl Gunwale Molding
  • Wraparound Windshield w/Safety Glass & Opening Center Section
Engine Options
  • 135 HP MerCruiser (3.0L) TKS C A1
  • 190 HP MerCruiser (4.3L) TKS C A1 (U.S.A. Only - N/A in California)
  • 220 HP MerCruiser (4.3L) MPI A1 (U.S.A. Only - N/A in California)
  • 220 HP MerCruiser (4.3L) MPI A1 ECT
  • 220 HP MerCruiser (4.3L) MPI B3 ECT
Option Packages
  • Preferred Equipment Package: Stainless Steel Trim Upgrades (Cup Holders, Fuel Fill, Thru Hulls, Vent Grate, Rub Rail, Latches); Cockpit Table; Compass; Bow Anchor Roller; Bimini Top w/Boot
Optional Features
  • Bimini Top with Boot
  • Bucket Seat Upgrade (Helm Bucket Seating)
  • Canadian Coast Guard Certification
  • Canvas Camper Package for Bimini Top w/Boot
  • Cockpit Carpet Runners
  • Cockpit Cover
  • Digital Depth Indicator
  • Fire Suppression System
  • Foredeck Sun Pad
  • Portable Head
  • Portside Helm Sink w/Faucet and Transom Shower
  • Teak Cockpit Table
Trailer Options
  • Pro Street Package Trailer (Painted Trailer only): Aluminum Wheels; Painted Steel Fenders w/Diamond Plate Non-Skid; Upgraded Winch; LED Lights
  • Tandem-axle Black Painted Trailer w/Disc Brakes, Tongue Jack & Swing-away Tongue
  • Tandem-axle Galvanized Trailer w/Disc Brakes, Tongue Jack & Swing-away Tongue



Engine Type
3.0L MerCruiser MPI A1 ECT 135 hp
Max HP
220 hp


Length Overall
21 ft. 4 in. (6.53 m)
8 ft. 5 in. (2.57 m)
3 ft. 2 in. (.97 m)
Dry Weight
3,084 lb. (1,399 kg)
Max Person Capacity
8 persons
Fuel Capacity
33 gal. (125 L)
Max Carry Load
1,133 lb. (535 kg)