Ricoh UHL3660 Projector

UHD 4K (3840x2160) · 6500 lumens · DLP · 0.241

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Resolution UHD 4K (3840x2160)
Brightness 6500 lumens
Technology DLP
Throw ratio 0.241
Type Ultra short throw

Ricoh UHL3660 Projector is a DLP projector with UHD 4K (3840x2160) resolution and 6500 lumens of brightness. For a lit room, look for 3,000 lumens or more. It came out in 2025.

Released: 2025-05-04

Specifications

Key specs

Resolution: UHD 4K (3840x2160)
Brightness: 6500 lumens
Technology: DLP
Throw ratio: 0.241
Type: Ultra short throw
Released: 2025-05-04
Part number: 432684
EAN / UPC: 0026649326844

Projector

Screen size compatibility: 2159 - 4064 mm (85 - 160")
Projection distance: 0.01 - 0.38 m
Projector brightness: 6500 ANSI lumens
Projection technology: DLP
Projector native resolution: UHD 4K (3840x2160)
Contrast ratio (typical): 5000000:1
Number of colours: 1.073 billion colours
Keystone correction, horizontal: -15 - 15°
Keystone correction, vertical: -20 - 5°
Matrix size: 1.65 cm (0.65")

Light source

Light source type: Laser
Service life of light source: 40000 h

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Lens system

Focus: Motorized
Throw ratio: 0.241

Video

Analog signal format system: Not supported
Full HD: Yes

Ports & interfaces

HDMI connector type: Full-size
HDMI version: 2.0
HDBaseT port: Yes
USB 2.0 ports quantity: 2
Headphone outputs: 1
Serial interface type: RS-232C
VGA (D-Sub) ports quantity: 1
HDMI ports quantity: 3

Network

Ethernet LAN: Yes
Ethernet LAN (RJ-45) ports: 1

Features

Noise level (economic mode): 32 dB
HDCP: Yes
Noise level: 36 dB
International Protection (IP) code: IP5X

Multimedia

Built-in speaker(s): Yes
RMS rated power: 11 W
Number of built-in speakers: 3

Design

Product type: Ultra short throw projector
Product colour: Black

Power

Power source: AC
Power consumption (typical): 460 W
Power consumption (standby): 0.5 W
Power consumption (economy mode): 225 W
AC input voltage: 100 - 240 V

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Operating relative humidity (H-H): 20 - 85%

Weight & dimensions

Width: 530 mm
Depth: 470 mm
Height: 139 mm
Weight: 11.5 kg

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About this product

The Ricoh UHL3660 sets a new standard in ultra-short throw (UST) laser projectors, delivering vibrant, laser-sharp 4K UHD visuals with an impressive 6,500 lumens of brightness. Featuring OptiBright* technology, its dual laser light sources and phosphor wheels maximize light efficiency, ensuring superior brightness and long-lasting performance. Supporting display sizes ranging from 85” to 160”, the UHL3660 ultra-short throw laser projector transforms any space, projecting from just centimeters away. Whether you're delivering engaging presentations in the boardroom, creating an immersive digital gallery experience, or bringing cinematic quality to your home theater, the UHL3660 is designed to deliver stunning visual experiences that captivate any audience. Incredible clarity, unbelievably close The UHL3660 transforms any space in to an immersive experience. Vivid 4K UHD projection The UHL3660 instantly creates brilliant, captivating displays in any environment with crystal-clear 4K UHD resolution and a striking 6,500 lumens of brightness.

Datasheet (PDF)

UHL3660 vs similar projectors

	Ricoh UHL3660 Projector	Ricoh PJ UHL3660	Acer HL1810U Projector	LG CineBeam S
Resolution	UHD 4K (3840x2160)	UHD 4K (3840x2160)	UHD 4K (3840x2160)	UHD 4K (3840x2160)
Brightness	6500 lumens	6500 lumens	3500 lumens	500 lumens
Technology	DLP	DLP	DLP	DLP
Throw ratio	0.241	0.241	0.25:1	0.25
Type	Ultra short throw	Ultra short throw	Ultra short throw	Ultra short throw
Released	2025	2024	2026	2025