The Samsung Odyssey G4 G40H is a 25-inch Full HD gaming monitor built around a Fast IPS panel for fast-paced competitive gaming. Its 1920 × 1080 resolution, 1 ms GtG response time, and refresh rate up to 300 Hz through DisplayPort provide a responsive combination for high-frame-rate gameplay. HDR10, AMD FreeSync Premium, and NVIDIA G-SYNC Compatible support are complemented by gaming features including Black Equalizer, Virtual Aim Point, and Auto Source Switch+. The ergonomic stand provides height, tilt, swivel, and pivot adjustment, while a 100 × 100 mm VESA mounting pattern supports alternative mounting setups. Key Features 25-inch Fast IPS Display: Full HD 1920 × 1080 resolution with wide 178° horizontal and vertical viewing angles. Up to 300 Hz Refresh Rate: Supports up to 300 Hz through DisplayPort for high-frame-rate gaming. 1 ms GtG Response Time: Fast pixel response helps reduce motion blur during rapid gameplay. Adaptive Sync: Supports AMD FreeSync Premium and NVIDIA G-SYNC Compatible operation. HDR10 & Gaming Tools: Includes HDR10, Black Equalizer, Virtual Aim Point, and Super Arena Gaming UX. Ergonomic Stand: Height, tilt, swivel, and pivot adjustments provide flexible positioning. Technical Specifications Component Specification Samsung Series Odyssey G4 Model G40H Produ Type Gaming Monitor Screen Size 25 inches Screen Shape Flat Panel Type Fast IPS Resolution 1920 × 1080 FHD Aspe Ratio 16:9 Refresh Rate DisplayPort: Up to 300 Hz / HDMI: Up to 240 Hz Response Time 1 ms GtG Brightness 300 cd/m² Typical Static Contrast Ratio 1000:1 Viewing Angle 178° / 178° Color Support Up to 16.7 Million Colors sRGB Coverage 99% HDR HDR10 AMD FreeSync FreeSync Premium NVIDIA G-SYNC G-SYNC Compatible Gaming Features Black Equalizer, Virtual Aim Point, Super Arena Gaming UX, Auto Source Switch+ Eye Comfort Eye Saver Mode, Flicker Free DisplayPort 1 × DisplayPort 1.2 HDMI 1 × HDMI 2.0 Audio Output Built-in Speakers Height Adjustment 105 mm (±5 mm) Tilt -3° (±2°) to 25° (±2°) Swivel -45° (±3°) to 45° (±3°) Pivot -92° (±2°) to 92° (±2°) VESA Mount 100 × 100 mm Dimensions with Stand 557.7 × 483.1 × 250.2 mm Dimensions without Stand 557.7 × 327.1 × 45.7 mm Weight with Stand 3.8 kg Weight without Stand 2.5 kg Power Supply External Adapter, AC 100–240 V Maximum Power Consumption 48 W Color Black Compatibility & Important Information 300 Hz Connection: Samsung specifies up to 300 Hz through DisplayPort. HDMI supports up to 240 Hz. 1 ms Response Time: Samsung states that the 1 ms GtG figure is based on internal measurement conditions and requires the Extreme response-time setting. Adaptive Sync: AMD FreeSync Premium requires compatible AMD graphics hardware. NVIDIA G-SYNC Compatible operation also requires compatible graphics hardware. No Built-in Speakers: Ergonomic Stand: Height, tilt, swivel, and pivot adjustments are supported, together with 100 × 100 mm VESA mounting. Monitors Specifications Screen Size 25" Refresh Rate 300 Hz Flat / Curved Flat Panel Type Full HD Panel Technology IPS Contrast Ratio Static 1000:1 Resolution 1920 x 1080 Response Time 1 ms Display Port Yes HDMI Yes Brightness 300 cd/m2 Display Colors 16.9 Million Advanced Feature Color Black Speakers None Please to review Q: What resolution does the Samsung Odyssey G4 G40H 25-inch monitor use? A: It has a native Full HD resolution of 1920 × 1080. Q: Can the Odyssey G4 G40H run at 300 Hz? A: Yes. Samsung specifies a maximum refresh rate of 300 Hz through DisplayPort. Q: Can HDMI run the monitor at 300 Hz? A: No. Samsung specifies up to 240 Hz through HDMI. DisplayPort is required for the specified 300 Hz maximum. Q: What is the response time? A: Samsung specifies 1 ms GtG. The manufacturer notes that this measurement requires the Extreme response-time setting and can vary with content and configuration. Q: Does the monitor support G-SYNC and FreeSync? A: Yes. Samsung lists the monitor as NVIDIA G-SYNC Compatible and AMD FreeSync Premium. Q: Does the monitor have built-in speakers? Q: Can the stand be height-adjusted? A: Yes. The stand supports 105 mm of height adjustment as well as tilt, swivel, and pivot movement. Q: Does the monitor support a VESA arm or wall mount? A: Yes. It supports a 100 × 100 mm VESA mounting pattern.
