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iiyama G-Master GB3271QSU-B1

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iiyama G-Master GB3271QSU-B1 Review & Specifications

G-Master GB3271QSU-B1 by iiyama is a 31.50″ IPS monitor with a resolution of 2560 × 1440 pixels and a refresh rate of up to 165 Hz. It supports a 8-bit color depth, displays up to 16777216 colors, and offers the following color space coverage: 100.00% sRGB . The panel delivers 400 nits of brightness, has a static contrast ratio of 1200:1. It has a pixel density of 93 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 3 W (watts) speakers are included. Typical power consumption is 45.00 W.

General Work Usage

The iiyama G-Master GB3271QSU-B1 delivers a modest 61.4% productivity score, making it suitable for casual or part-time work tasks like email, browsing, or occasional document editing. It utilizes an IPS panel—a top-tier choice for productivity. IPS and similar panels deliver exceptional color accuracy, wide viewing angles, and consistent brightness across the screen. Their resistance to burn-in makes them especially well-suited for prolonged use involving static content like spreadsheets, toolbars, and text editors. The monitor’s high resolution of 2560×1440 delivers sufficient screen space for most productivity tasks, though less than ultra-wide or 4K displays. A lower pixel density of 93 ppi can lead to visible pixelation, reducing visual comfort for reading and detailed work, especially on larger screens. With a typical brightness of 400 nits, this monitor maintains excellent visibility even in well-lit office spaces.

The iiyama G-Master GB3271QSU-B1 has color space coverage of: 100.00% sRGB , which gives this monitor moderate color gamut coverage, acceptable for general media consumption, light image editing, or office tasks involving visuals. However, it may not display colors as accurately or vibrantly as wide-gamut monitors. The combination of standard 8-bit panel and average gamut coverage means this display is best used for basic content rather than any precision visual work.

The work performance-per-price score of 16.5% 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 GB3271QSU-B1 earns a solid 73.9% rating for gaming and media use, offering smooth visuals, decent color accuracy, and responsive performance that will satisfy most gamers and movie enthusiasts. It utilizes an IPS panel, which is widely appreciated for accurate color reproduction, wide viewing angles, and consistent brightness. These panels are a balanced and reliable choice for gamers who enjoy vivid visuals and moderate HDR. High-end IPS models often support local dimming zones and high peak brightness levels, enhancing the experience in HDR games and bright rooms. While response times are slightly slower than OLED or TN, recent advancements have greatly reduced motion blur and input lag. The monitor’s high resolution of 2560×1440 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 165 Hz, ideal for competitive gaming, fast-paced shooters, and high-FPS esports titles, but the slow response time may introduce noticeable ghosting or motion blur in competitive scenarios.

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 13.9% indicates that this monitor does not offer strong value for gaming-focused users. Its respectable gaming suitability rating of 73.9% may still justify the price for certain use cases, though better-valued options exist.

With a performance-per-price score of just 17.2%, this monitor does not offer strong value in its category. With both a low value rating and a modest quality score (64.0 pts), this monitor is less competitive than other options in its price bracket.

Monitor Information

Manufactureriiyama
Monitor ModelG-Master GB3271QSU-B1
Current Price Amazon $743 ❗N/A
Amazon Price Updated 5 months, 3 weeks ago.
Launch Date5 years, 6 months ago.
Monitor AvailableFalse
Panel Size / Type31.50" / IPS
Resolution2560 x 1440 pixels, Quad HD (QHD) / 1440p
Refresh Rate / Response Time165 Hz / None ms
Brightness / Contrast 400 nits / 1200:1
Color Depth / Coverage 8-bit / sRGB: 100.00%
Pixel Density93 PPI
Viewing Angles178 ° (degrees)° / 178 ° (degrees)°
Screen Ratio / Curvature Curvature: 1500R
Backlight / Coating W-LED
Anti-glare/Matte
Speakers2 x 3 W (watts)
Power Consumption Typical: 45.00 W

Performance and Features Evaluation (Max 100 pts)

Calculated Performance and Performance per Price Scores

Additional Features and Information

Connectivity1 x USB (Type-B; upstream), 4 x USB 3.0 (Type-A; downstream), 2 x HDMI 2.0, 2 x DisplayPort 1.2, 1 x 3.5 mm Audio Out
Ergonomic Adjustments Height Adjustment , Tilt , VESA Mount (100x100mm)
Included AccessoriesDisplayPort cable, HDMI cable, USB cable, Remote control
Additional FeaturesAMD FreeSync Premium, Black Tuner, Flicker-free technology, HDR Ready, Low Blue Light

G-Master GB3271QSU-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)
Dell
PD2506Q
$313 | ↑ 24.4%
72.4%
67.8%
64.6%
46.2%
30.3%
41.3%
ASUS
PA34VCNV
$599 | 0.0%
71.4%
63.7%
64.6%
23.8%
14.9%
21.6%
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 P27q-30
$249❗ | ↓ -10.4%
70.7%
66.9%
64.8%
56.8%
37.6%
52.1%
Samsung
34-Inch ViewFinity S65VC S34C650V
$500 | ↓ -16.5%
66.2%
67.6%
63.6%
26.5%
18.9%
25.4%
BenQ
EX3415R
$700❗ | 0.0%
63.7%
71.5%
63.9%
18.2%
14.3%
18.3%
iiyama
G-Master GB3271QSU-B1
$743❗ | ↓ -0.1%
61.4%
73.9%
64.0%
16.5%
13.9%
17.2%
Alienware
Alienware AW2524HF
$522 | ↑ 19.0%
59.8%
83.3%
64.6%
22.9%
22.3%
24.8%

Monitor Comparison and Detail Specifications Table

Specification
PD2506Q
Dell PD2506Q
PA34VCNV
ASUS PA34VCNV
ThinkVision P24q-30
Lenovo ThinkVision P24q-30
ThinkVision P24q-30
Lenovo ThinkVision P24q-30
ThinkVision P27q-30
Lenovo ThinkVision P27q-30
34-Inch ViewFinity S65VC S34C650V
Samsung 34-Inch ViewFinity S65VC S34C650V
EX3415R
BenQ EX3415R
G-Master GB3271QSU-B1
iiyama G-Master GB3271QSU-B1
Alienware AW2524HF
Alienware Alienware AW2524HF
Perf Chart
Price
$313 | ↑ 24.4%
$599 | 0.0%
$110 | 0.0%
$230 | 0.0%
$249❗ | ↓ -10.4%
$500 | ↓ -16.5%
$700❗ | 0.0%
$743❗ | ↓ -0.1%
$522 | ↑ 19.0%
Brand Dell ASUS Lenovo Lenovo Lenovo Samsung BenQ iiyama Alienware
Size / Type 25.00" / AH-IPS 34.10" / IPS 23.80" / IPS 23.80" / IPS 27.00" / IPS 34.00" / VA 34.00" / IPS 31.50" / IPS 24.50" / IPS
Resolution 2560 × 1440 3440 × 1440 2560 × 1440 2560 × 1440 2560 × 1440 3440 × 1440 3440 × 1440 2560 × 1440 1920 × 1080
Hz / Response 60 Hz / 5.00 ms 60 Hz / No data ms 60 Hz / 4.00 ms 60 Hz / 4.00 ms 60 Hz / 4.00 ms 100 Hz / 5.00 ms 144 Hz / No data ms 165 Hz / No data ms 500 Hz / 0.50 ms
Nits / Contrast 350 nits / 1000:1 300 nits / 1000:1 300 nits / 1000:1 300 nits / 1000:1 350 nits / 1000:1 350 nits / 3000:1 350 nits / 1000:1 400 nits / 1200:1 400 nits / 1000:1
Color / Coverage 8-bit / DCI-P3: 95.00% 10-bit / sRGB: 100.00% 8-bit / sRGB: 111.00% 8-bit / sRGB: 111.00% 10-bit / DCI-P3: 95.00% 10-bit / No data 8-bit / DCI-P3: 98.00% 8-bit / sRGB: 100.00% 10-bit / sRGB: 99.00%
Pixel Density 117 PPI 109 PPI 123 PPI 123 PPI 109 PPI 109 PPI 109 PPI 93 PPI 89 PPI
Curvature Flat 3800R Flat Flat Flat 1000R 1900R 1500R Flat
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 Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte Anti-glare/Matte (3H)
Speakers 2 x 2.5 W (watts) 2 x 2 W (watts) 2 x 5 W (watts) 2 x 2 W (watts) 2 x 3 W (watts)
HDR DisplayHDR 400, HDR10 HDR10 HDR10 HDR10 HDR10 HDR10 No data No data No data
Local Dimming
Power Typical: 36.00W , Max: 170.00W Typical: 26.90W Typical: 25.00W , Max: 65.00W Typical: 25.00W , Max: 65.00W No data No data Typical: 85.00W Typical: 45.00W Typical: 25.00W , Max: 86.00W
Panel Brand No data No data No data 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
Dell
PD2506Q
25.00" 2560 × 1440 AH-IPS 350 nits 1000 : 1 8-bit 60 Hz 5.00 ms Flat
ASUS
PA34VCNV
34.10" 3440 × 1440 IPS 300 nits 1000 : 1 10-bit 60 Hz None ms 3800 mm
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 P27q-30
27.00" 2560 × 1440 IPS 350 nits 1000 : 1 10-bit 60 Hz 4.00 ms Flat
Samsung
34-Inch ViewFinity S65VC S34C650V
34.00" 3440 × 1440 VA 350 nits 3000 : 1 10-bit 100 Hz 5.00 ms 1000 mm
BenQ
EX3415R
34.00" 3440 × 1440 IPS 350 nits 1000 : 1 8-bit 144 Hz None ms 1900 mm
iiyama
G-Master GB3271QSU-B1
31.50" 2560 × 1440 IPS 400 nits 1200 : 1 8-bit 165 Hz None ms 1500 mm
Alienware
Alienware AW2524HF
24.50" 1920 × 1080 IPS 400 nits 1000 : 1 10-bit 500 Hz 0.50 ms Flat

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