ASUS ZenBeam E1 vs ASUS ZenBeam E2

	ASUS ZenBeam E1 MSRP $269	ASUS ZenBeam E2 MSRP $299
Key differences
Throw ratio	1.4:1	1.3:1
Price	MSRP $269	MSRP $299
Room fit
Distance to screen	3.1 m	2.9 m
Brightness
Claimed brightness (non-standard)	150 lm	300 lm (LED lumens)
Display system
Imaging technology	DLP	DLP
Chip / panel diagonal	0.2 in	0.2 in
On-screen resolution	480p (854 × 480)Derived	480p (854 × 480)Derived
Native resolution	480p (854 × 480)	480p (854 × 480)
Native aspect	16:9Derived	16:9Derived
Contrast
Dynamic contrast	3,500:1	—
Colour
Colour bit depth (per channel)	8 bit	8 bit
Light source
Light source	LED	LED
Emitter	RGB LED	RGB LED
Light-source life	30,000 h	30,000 h
Optics
Throw ratio	1.4:1	1.3:1
Image size	16–120 in	30–100 in
Projection offset	100%	100%
Zoom	None	None
Focus	Manual	Manual
Vertical keystone	40°	40°
Auto keystone	Yes	Yes
Inputs & control
HDMI inputs	HDMI	HDMI
HDMI inputs (count)	1Derived	1Derived
Max input resolution	1080p	1080p
Horizontal scan	24.7–74.6 kHz	24.7–74.6 kHz
Vertical scan	50–60 Hz	50–60 Hz
Audio
Speaker power	2 W	5 W
Speakers	1	1
Audio outputs	—	3.5 mm
HDMI audio return	—	NoneDerived
Physical & installation
Dimensions (W × D × H)	110 × 83 × 29 mm	110 × 107 × 39.5 mm
Weight	307 g	410 g
Colours	+ Silver	+ Gold
Orientations	Table, Ceiling, Rear	Table, Ceiling, Rear
Built-in stand	—	Foot
Tripod socket	Yes	Yes
Environment & power
Operating temperature	0–40°C	0–40°C
Operating humidity	20–90%RH	20–80%RH
Power draw	Up to Max 24 W	Up to Max 36.5 W
Standby	Up to 0.5 W	Up to 0.5 W
Power supply	External adapter	External adapter
Mains input	100–240 V	100–240 V
Battery	22 Wh	22 Wh
Battery runtime	Up to 300 min	Up to 240 min
Noise
Fan noise	Normal 30 dB(A) · Eco 28 dB(A)	Normal 30 dB(A) · Eco 28 dB(A)
Safety & compliance
Marks	CE, FCC, CCC, RCM	CE, FCC, CCC, RCM
In the box
In the box	Power adapter, Quick start guide, Warranty card, HDMI cable, Carry case	Power adapter, Quick start guide, + User manual, Warranty card, HDMI cable, Carry case, + Wi-Fi dongle