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iiyama G-Master GCB3481WQSU-B1

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iiyama G-Master GCB3481WQSU-B1 Review & Specifications

G-Master GCB3481WQSU-B1 by iiyama is a 34.00″ VA monitor with a resolution of 3440 × 1440 pixels and a refresh rate of up to 180 Hz. It supports a 8-bit color depth, displays up to 16777216 colors, and offers the following color space coverage: . The panel delivers 500 nits of brightness, has a static contrast ratio of 4000:1, a response time of 5.00 ms. It has a pixel density of 109 PPI, with viewing angles of 178 ° (degrees)° horizontal and 178 ° (degrees)° vertical. This is a curved screen with a 1500R curvature. It uses a W-LED backlight and has a Anti-glare/Matte screen coating. Built-in 2 x 2 W (watts) speakers are included. Typical power consumption is 51.00 W.

General Work Usage

The iiyama G-Master GCB3481WQSU-B1 delivers a modest 60.9% productivity score, making it suitable for casual or part-time work tasks like email, browsing, or occasional document editing. It utilizes a VA panel. These panels offer strong contrast ratios and deep blacks, which can improve image depth and comfort in dim lighting. However, they may suffer from narrower viewing angles and slightly slower pixel response times compared to IPS, potentially leading to subtle color shifts or ghosting during fast movement or multi-monitor setups. The monitor’s high resolution of 3440×1440 delivers sufficient screen space for most productivity tasks, though less than ultra-wide or 4K displays. The pixel density of 109 ppi provides adequately crisp text without requiring scaling, though pixel edges may become noticeable when sitting close or working with fine content. With a typical brightness of 500 nits, this monitor maintains excellent visibility even in well-lit office spaces.

The iiyama G-Master GCB3481WQSU-B1 has limited color gamut coverage, which makes it unsuitable for color-accurate work such as professional design, printing, or video editing. The screen may fail to represent colors consistently across devices or in print. The 8-bit panel combined with restricted gamut coverage makes this monitor appropriate only for non-color-sensitive tasks like document editing or web browsing.

The work performance-per-price score of 16.2% indicates that this monitor does not offer strong value for professional productivity use. Given both the modest work suitability score and weak value proposition, there are likely better alternatives in the same price class.

Gaming and Media Usage

The iiyama G-Master GCB3481WQSU-B1 earns a solid 74.8% rating for gaming and media use, offering smooth visuals, decent color accuracy, and responsive performance that will satisfy most gamers and movie enthusiasts. It features a VA panel, which provide excellent native contrast ratios, resulting in deeper blacks and more immersive visuals in dark scenes — ideal for cinematic gaming and media playback. On the downside, they can suffer from slow pixel response times, leading to noticeable motion blur or ghosting during fast gameplay, particularly in competitive or high-FPS scenarios. The monitor’s high resolution of 3440×1440 strikes a good balance between image sharpness and system performance, making it suitable for most gaming scenarios without overly taxing the GPU. The monitor features an ultra-high refresh rate of 180 Hz, ideal for competitive gaming, fast-paced shooters, and high-FPS esports titles, though its 5.00 ms response time may show minor blurring in very fast scenes.

The monitor provides very good ergonomic support, enabling users to adjust it for improved comfort during extended gaming, viewing, or daily activities, and includes basic connectivity options, suitable for casual or single-device setups.

Specific ergonomic adjustments and connectivity details can be found in the specifications section below.

Performance per Price

The gaming performance-per-price score of 14.0% indicates that this monitor does not offer strong value for gaming-focused users. Its respectable gaming suitability rating of 74.8% may still justify the price for certain use cases, though better-valued options exist.

With a performance-per-price score of just 16.9%, this monitor does not offer strong value in its category. With both a low value rating and a modest quality score (63.6 pts), this monitor is less competitive than other options in its price bracket.

Monitor Information

Manufactureriiyama
Monitor ModelG-Master GCB3481WQSU-B1
Current Price Amazon $751 ❗N/A
Amazon Price Updated 6 months, 2 weeks ago.
Launch Date2 years, 6 months ago.
Monitor AvailableFalse
Panel Size / Type34.00" / VA
Resolution3440 x 1440 pixels
Refresh Rate / Response Time180 Hz / 5.00 ms
Brightness / Contrast 500 nits / 4000:1
Color Depth / Coverage 8-bit / No data
Pixel Density109 PPI
Viewing Angles178 ° (degrees)° / 178 ° (degrees)°
Screen Ratio / Curvature Curvature: 1500R
Backlight / Coating W-LED
Anti-glare/Matte
Speakers2 x 2 W (watts)
Power Consumption Typical: 51.00 W

Performance and Features Evaluation (Max 100 pts)

Calculated Performance and Performance per Price Scores

Additional Features and Information

Connectivity1 x USB 3.2 (Type-B; Gen 1; 5 Gbps; upstream), 4 x USB 3.2 (Type-A; Gen 1; 5 Gbps; downstream), 2 x HDMI 2.0, 2 x DisplayPort 1.4, 1 x 3.5 mm Audio Out
Ergonomic Adjustments Height Adjustment , Tilt , VESA Mount (100x100mm)
Included AccessoriesDisplayPort cable, HDMI cable, USB cable
Additional FeaturesAdvanced Contrast Ratio, AMD FreeSync Premium, Black Tuner, Flicker-free technology, i-Style Colour, Low Blue Light, Motion Blur Reduction, Overdrive, Picture-by-Picture, Picture-in-Picture, X-Res technology

G-Master GCB3481WQSU-B1 Compared to Monitors with Similar Performance and Features

Monitor Quality & Features per Price Table

Brand Monitor (Desc) Price (Desc) Work (Desc) Play (Desc) Overall (Desc) Work/$ (Desc) Game/$ (Desc) Overall/$ (Desc)
Lenovo
ThinkVision P24q-30
$110 | 0.0%
71.1%
67.8%
63.9%
129.3%
86.3%
116.2%
Lenovo
ThinkVision P24q-30
$230 | 0.0%
71.1%
67.8%
63.9%
61.8%
41.3%
55.6%
Lenovo
ThinkVision P34w-20
$529 | ↓ -5.5%
68.7%
66.4%
63.1%
26.0%
17.6%
23.9%
Samsung
34-Inch ViewFinity S65VC S34C650V
$500 | ↓ -16.5%
66.2%
67.6%
63.6%
26.5%
18.9%
25.4%
Lenovo
L27q-4A
$250 | ↑ 56.3%
65.7%
69.1%
63.0%
52.6%
38.7%
50.4%
BenQ
EX3415R
$700❗ | 0.0%
63.7%
71.5%
63.9%
18.2%
14.3%
18.3%
iiyama
G-Master GCB3481WQSU-B1
$751❗ | 0.0%
60.9%
74.8%
63.6%
16.2%
14.0%
16.9%
acer
XZ342CU Vbmiiphx
$340❗ | 0.0%
58.0%
72.3%
63.3%
34.1%
29.8%
37.2%
msi
MAG 274CQF
$209❗ | 0.0%
54.4%
77.4%
63.3%
52.0%
51.8%
60.5%

Monitor Comparison and Detail Specifications Table

Specification
ThinkVision P24q-30
Lenovo ThinkVision P24q-30
ThinkVision P24q-30
Lenovo ThinkVision P24q-30
ThinkVision P34w-20
Lenovo ThinkVision P34w-20
34-Inch ViewFinity S65VC S34C650V
Samsung 34-Inch ViewFinity S65VC S34C650V
L27q-4A
Lenovo L27q-4A
EX3415R
BenQ EX3415R
G-Master GCB3481WQSU-B1
iiyama G-Master GCB3481WQSU-B1
XZ342CU Vbmiiphx
acer XZ342CU Vbmiiphx
MAG 274CQF
msi MAG 274CQF
Perf Chart
Price
$110 | 0.0%
$230 | 0.0%
$529 | ↓ -5.5%
$500 | ↓ -16.5%
$250 | ↑ 56.3%
$700❗ | 0.0%
$751❗ | 0.0%
$340❗ | 0.0%
$209❗ | 0.0%
Brand Lenovo Lenovo Lenovo Samsung Lenovo BenQ iiyama acer msi
Size / Type 23.80" / IPS 23.80" / IPS 34.14" / IPS 34.00" / VA 27.00" / IPS 34.00" / IPS 34.00" / VA 34.00" / VA 27.00" / VA
Resolution 2560 × 1440 2560 × 1440 3440 × 1440 3440 × 1440 2560 × 1440 3440 × 1440 3440 × 1440 3440 × 1440 2560 × 1440
Hz / Response 60 Hz / 4.00 ms 60 Hz / 4.00 ms 60 Hz / 4.00 ms 100 Hz / 5.00 ms 100 Hz / 4.00 ms 144 Hz / No data ms 180 Hz / 5.00 ms 180 Hz / 4.00 ms 180 Hz / 1.00 ms
Nits / Contrast 300 nits / 1000:1 300 nits / 1000:1 300 nits / 1000:1 350 nits / 3000:1 350 nits / 1500:1 350 nits / 1000:1 500 nits / 4000:1 320 nits / 4000:1 300 nits / 5000:1
Color / Coverage 8-bit / sRGB: 111.00% 8-bit / sRGB: 111.00% 10-bit / sRGB: 99.00% 10-bit / No data 8-bit / DCI-P3: 90.00% 8-bit / DCI-P3: 98.00% 8-bit / No data 10-bit / DCI-P3: 88.00% 10-bit / DCI-P3: 92.20%
Pixel Density 123 PPI 123 PPI 109 PPI 109 PPI 109 PPI 109 PPI 109 PPI 109 PPI 109 PPI
Curvature Flat Flat 3800R 1000R Flat 1900R 1500R 1500R 1500R
Backlight W-LED W-LED W-LED W-LED W-LED W-LED W-LED W-LED W-LED
Coating Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte (3H) Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte (3H) Anti-glare/Matte
Speakers 2 x 3 W (watts) 2 x 5 W (watts) 2 x 3 W (watts) 2 x 2 W (watts) 2 x 2 W (watts) 2 x 2 W (watts)
HDR HDR10 HDR10 HDR10 HDR10 HDR10 No data No data DisplayHDR 400 No data
Local Dimming
Power Typical: 25.00W , Max: 65.00W Typical: 25.00W , Max: 65.00W Typical: 36.00W , Max: 230.00W No data Typical: 21.60W , Max: 65.00W Typical: 85.00W Typical: 51.00W Typical: 39.00W , Max: 65.00W No data
Panel Brand No data No data LG Display No data No data No data No data No data No data

Monitor Specifications Table

Brand Monitor (Desc) Size Resolution Panel Type Bright. Contrast Depth Hz Resp. Curvature
Lenovo
ThinkVision P24q-30
23.80" 2560 × 1440 IPS 300 nits 1000 : 1 8-bit 60 Hz 4.00 ms Flat
Lenovo
ThinkVision P24q-30
23.80" 2560 × 1440 IPS 300 nits 1000 : 1 8-bit 60 Hz 4.00 ms Flat
Lenovo
ThinkVision P34w-20
34.14" 3440 × 1440 IPS 300 nits 1000 : 1 10-bit 60 Hz 4.00 ms 3800 mm
Samsung
34-Inch ViewFinity S65VC S34C650V
34.00" 3440 × 1440 VA 350 nits 3000 : 1 10-bit 100 Hz 5.00 ms 1000 mm
Lenovo
L27q-4A
27.00" 2560 × 1440 IPS 350 nits 1500 : 1 8-bit 100 Hz 4.00 ms Flat
BenQ
EX3415R
34.00" 3440 × 1440 IPS 350 nits 1000 : 1 8-bit 144 Hz None ms 1900 mm
iiyama
G-Master GCB3481WQSU-B1
34.00" 3440 × 1440 VA 500 nits 4000 : 1 8-bit 180 Hz 5.00 ms 1500 mm
acer
XZ342CU Vbmiiphx
34.00" 3440 × 1440 VA 320 nits 4000 : 1 10-bit 180 Hz 4.00 ms 1500 mm
msi
MAG 274CQF
27.00" 2560 × 1440 VA 300 nits 5000 : 1 10-bit 180 Hz 1.00 ms 1500 mm

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