0 Compare Dell S2740L vs Dell S2721HGF - DisplayDB

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Comparison between Dell S2740L vs Dell S2721HGF

General Info
Model Number Dell S2740L Dell S2721HGF
Price
Type Monitor Monitor
Year 2012 2020
Brand Dell Dell
Model Number S2740L S2721HGF
Display
Screen Size Class 27" (inches) 27" (inches)
Diagonal Size 27 in
68.6 cm
685.8 mm
2.25 ft
26.96 in
68.5 cm
684.7 mm
2.25 ft
Screen Width 23.54 in
59.8 cm
597.888 mm
1.96 ft
23.49 in
59.7 cm
596.736 mm
1.96 ft
Screen Height 13.24 in
33.6 cm
336.312 mm
1.1 ft
13.22 in
33.6 cm
335.664 mm
1.1 ft
Display Curvature 1500
Display Manufacturer LG Display
Display Type AH-IPS VA
Display Bit Depth 8 bits (6 bits + FRC) 8 bits
Frame Rate Control Yes
Max Number of Colors 16777216 16777216
Bits 24 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 1920 x 1080
Screen Pixel Pitch 0.311 mm 0.311 mm
Screen Pixel Density 81 ppi 81 ppi
Screen-to-Body Ratio 82.37 % 90.42 %
Backlight Source W-LED W-LED
sRGB 84 %
NTSC 1953 72 % 83 %
Screen Brightness 270 cd/m² 350 cd/m²
Static Screen Contrast 1000 : 1 3000 : 1
Dynamic Screen Contrast 8000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 5 ms
Display Minimum Response Time 7 ms 4 ms
Display Average Response Time 14 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Depth 2.44 in
6.2 cm
61.9 mm
0.2 ft
3.79 in
9.6 cm
96.3 mm
0.32 ft
Case Weight 5.28 kg
12 lbs
4.06 kg
9 lbs
Case Width with Stand 25.27 in
64.2 cm
641.9 mm
2.11 ft
23.95 in
60.8 cm
608.4 mm
2 ft
Case Height with Stand 18.06 in
45.9 cm
458.7 mm
1.5 ft
19.42 in
49.3 cm
493.2 mm
1.62 ft
Case Depth with Stand 8.5 in
21.6 cm
215.8 mm
0.71 ft
7.5 in
19 cm
190.4 mm
0.62 ft
Case Weight with Stand 7.56 kg
17 lbs
8.86 kg
19 lbs
Case Color Black Black
Hardware
Built-in Camera No No
Connectivity 1 x HDMI
1 x DVI-D Dual Link
1 x 3.5 mm Audio Out
1 x D-sub
2 x USB 2.0 (downstream)
1 x USB 2.0 (upstream)
1 x 3.5 mm Audio Out
2 x HDMI 1.4
1 x DisplayPort 1.2
Audio
Features
Cool Features DDC/CI
HDCP (High-bandwidth Digital Content Protection)
Low Blue Light
NVIDIA G-SYNC Compatible
AMD FreeSync Premium
Flicker-free technology
Ergonomics
Case Width 25.27 in
64.2 cm
641.9 mm
2.11 ft
23.95 in
60.8 cm
608.4 mm
2 ft
Case Height 14.97 in
38 cm
380.3 mm
1.25 ft
14.33 in
36.4 cm
364.1 mm
1.19 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment No Yes
Height Adjustment Range 100 mm
10 cm
3.937 in
0.3281 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No No
Forward and Backward Tilt Support Yes Yes
Forward Tilt 4 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 76 Hz 48 Hz - 144 Hz
Horizontal Digital Frequency 30 kHz - 83 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras D-sub cable
DVI-D cable
USB upstream cable
Certificates and Standards
Licenses ENERGY STAR
Epeat Silver
ENERGY STAR
EPEAT
TCO Certified
RoHS
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 % 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 % 5 % - 90 %
Max Operating Altitude 3048 5000
Max Storage Altitude 10668 12192
Dell S2740L Dell S2721HGF