Acer EI491CR S

49 inch · 5120 x 1440 · 120 Hz · VA

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Screen size 49 inch
Resolution 5120 x 1440
Refresh rate 120 Hz
Panel VA
Response time 4 ms

Acer EI491CR S is a 49-inch monitor with 5120 x 1440 resolution, a 120 Hz refresh rate and VA panel. Fine for work and everyday use; for fast shooters look at 144 Hz and up. It came out in 2023.

Released: 2023-10-10

Specifications

Key specs

Screen size: 49 inch
Resolution: 5120 x 1440
Refresh rate: 120 Hz
Panel: VA
Response time: 4 ms
Released: 2023-10-10
Part number: UM.SE1AA.S02
EAN / UPC: 0195133152921

Display

Display diagonal: 124.5 cm (49")
Display resolution: 5120 x 1440 pixels
Native aspect ratio: 32:9
Display technology: LCD
Panel type: VA
LED backlight: Yes
Display brightness (peak): 400 cd/m²
Response time: 4 ms
Screen shape: Curved
Contrast ratio (typical): 3000:1
Contrast ratio (dynamic): 100000000:1
Maximum refresh rate: 120 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Digital horizontal frequency: 53.53 - 160.56 kHz
Digital vertical frequency: 48 - 120 Hz
Colour depth: 8 bit

Multimedia

Built-in speaker(s): Yes

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Design

Market positioning: Gaming
Product colour: Black

Ports & interfaces

HDMI: Yes
HDMI version: 2.0
DisplayPorts quantity: 2
DisplayPort version: 1.4
Headphone out: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 75 x 75 mm
Wall mountable: Yes
Height adjustment: Yes
Adjustable height (max): 9.49 cm
Tilt angle range: -15 - 15°

Power

Energy efficiency class (SDR): G
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 50 kWh
Energy consumption (HDR) per 1000 hours: 70 kWh
Power consumption (standby): 0.3 W
Power consumption (max): 90 W
Power consumption (off): 0.3 W
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 1198.1 mm
Depth (with stand): 280 mm
Height (with stand): 531.8 mm
Weight (with stand): 9.3 kg
Width (without stand): 1198.8 mm
Depth (without stand): 172.7 mm
Height (without stand): 375.9 mm

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About this product

Broader Is Better Explore games like never before on this immense 49” VA display. Expand your field of view to encompass large action sequences and wide vistas in glorious DFHD. Even with the increased screen size, details stay sharp and colors remain accurate with 3840x1080 resolution. Maximized Immersion Let the game world surround you and fill your peripheral vision with its 1800R curved screen. Feel the full cinematic experience of the 32:9 aspect ratio. And there’s even more screen on offer thanks to the ZeroFrame, narrow-bezel design. Next-Level Synchronization Eliminate choppy gameplay and distracting visual tear with AMD® Radeon™ FreeSync 21. Savor smooth, responsive visuals as the monitor’s refresh rate is synched to your computer’s framerate. Unlock games’ potential with the upgraded FreeSync 2, which supports HDR content and dynamic refresh rates. Seal of Approval Not every gaming monitor comes with VESA DisplayHDR 400 certification. This industry standard specifies HDR quality, including luminance, color gamut, bit depth, and rise time. Take your gameplay to the next level with improved color accuracy and contrast.

User manual (PDF)

EI491CR S vs similar monitors

	Acer EI491CR S	Samsung LC49RG90SSL 49″ 120Hz Monitor	Samsung LS49C950UACXXK 49″ 120Hz Monitor	iiyama ProLite XCB4994DQSU-B1 49″ 120Hz Monitor
Screen size	49 inch	49 inch	49 inch	49 inch
Resolution	5120 x 1440	5120 x 1440	5120 x 1440	5120 x 1440
Refresh rate	120 Hz	120 Hz	120 Hz	120 Hz
Panel	VA	VA	VA	VA
Response time	4 ms	4 ms	5 ms	2 ms
Released	2023	2026	2026	2026