Compare HP M34d vs HP Z34c G3 vs HP E27m G4
Connectivity
Ports
1x USB 3.2 (Type-C; Gen 1; upstream; 65W), 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 1x USB 3.0 (Type-B; upstream), 4x USB 3.2 (Type-A; Gen 1; downstream)
1x USB (Type-C; 5 Gbps upstream; 100W; DP Alt MOde), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x HDMI 2.0, 4x USB (Type-A; 5 Gbps downstream), 1x USB (Type-B; upstream)
1x Ethernet RJ45, 1x HDMI 1.4, 1x DisplayPort 1.2 (out; daisy-chain), 1x 3.5 mm Audio Out, 1x DisplayPort 1.2 (in), 1x USB 3.1 (Type-C; 5 Gbps upstream; 65W; DP Alt Mode), 4x USB 3.1 (Type-A; 5 Gbps downstream)
Construction
Adjustment | Height
100 mm / 3.937 in
150 mm / 5.9055 in
150 mm / 5.9055 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
N/A
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 10°
-5° ~ 23°
Camera
No
Yes
Yes
Colors
Black
Black, Silver
Black and Silver
Form Factor
Curved monitor
Curved monitor
Speakers
2x 3W
2x 5W
2x 5W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
89.59% screen-to-body ratio
84.54% screen-to-body ratio
82.42% screen-to-body ratio
Size | Depth
4.41 in / 112.1 mm w/o stand, 9.25 in / 234.9 mm w/ stand
4.13 in / 105 mm w/o stand, 10.73 in / 272.5 mm w/ stand
1.85 in / 47 mm w/o stand
Size | Height
14.44 in / 366.9 mm w/o stand, 16.46 in / 418 mm w/ stand
15.32 in / 389.2 mm w/o stand, 17.13 in / 435.2 mm w/ stand
15.61 in / 396.6 mm w/o stand
Size | Width
31.87 in / 809.4 mm
32.04 in / 813.8 mm
24.13 in / 612.8 mm
Weight
7.85 kg / 17 lbs w/o stand , 10.5 kg / 23 lbs w/ stand
11.1 kg / 24 lbs w/ stand
8.52 kg / 19 lbs w/ stand
Display
Aspect Ratio
21:9
21:9
16:9
Brightness
250 nits / 300 nits (peak)
350 nits
300 nits
Contrast Ratio
3500:1 (static), 10000000:1 (dynamic)
1000:1 (static), 10000000:1 (dynamic)
1000:1 (static), 10000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
8 bits, 16777216 colors
Display Curvature
1500R
1900R
Display Diagonal
34" (34 in / 863.6 mm)
34" (34 in / 863.6 mm)
27" (27.01 in / 685.985 mm)
Display Type
VA, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte
Gamut
85% DCI-P3, 99% sRGB
99% sRGB
Pixel Density
109 ppi
109 ppi
109 ppi
Pixel Pitch
0.232 mm
0.233 mm
0.233 mm
Refresh Rate
48 Hz ~ 100 Hz
59 Hz ~ 61 Hz
50 Hz ~ 75 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
QHD (2560x1440)
Response Time
5 ms (min)
6 ms (min)
5 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
Licenses
BIS, CB, CCC, CE, CEL, cTUVus, EAC, Energy Star, EPA, EPEAT, FCC, GS Mark, ISO 9241-307, KC/KCC, NOM, RCM, TCO Certified, TÜV Rheinland Low Blue Light Certified, VCII, WEEE
TÜV Rheinland Low Blue Light (Hardware Solution)
BIS, BSMI, CB, CCC, CE, CEC, CECP, CEL, CEL Grade 1, cTUVus, EAC, ENERGY STAR, E-standby, EPEAT, Eyesafe Certification, FCC, ICE, ISC, ISO 9241-307, KC/KCC, Mexico Energy, NOM, PSB, RCM, TCO Certified, TCO Certified Edge, TGM, TÜV-GS, TÜV-S, TÜV Low Bl...
Operating Humidity
20 % ~ 80 %
20 % ~ 80 %
20 % ~ 80 %
Operating Temperature
5 °C ~ 35 °C , 41 °F ~ 95 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
Video
KVM Switch, Low Blue Light, 3-sided Micro-Edge design, Flicker-free technology
HP Display Center, HP Eye Ease, Low Blue Light, 3-sided borderless design, Flicker-free technology
HP Display Center, HP Display Manager, Low Blue Light, HP Eye Ease, 3-sided micro-edge design, Flicker-free technology
Performance
Energy Efficiency
G
G
Power Consumption
48 W (average) / 190 W (max) / 0.3 W (sleep)
60 W (average) / 250 W (max) / 0.5 W (sleep)
51 W (average) / 160 W (max) / 0.5 W (sleep)
Production
Accessory
DisplayPort cable, HDMI cable, USB Type-C cable
DisplayPort cable, HDMI cable, USB Type-A to Type-B cable, USB Type-C to Type-C cable
USB Type-C to Type-C cable
Debut
2021
2022
2022
Reviews
Neofiliac score
41%
74%
64%
Pros
- Ultra-wide form factor
- 1500 curvature
- Stand with tilt and height adjustments
- High 3500:1 contrast ratio
- Build-in speakers included
- Built-in camera
- Ultra-wide form factor
- 1900R curvature
- Stand with tilt, swivel, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- Build-in speakers included
- Built-in camera
- Stand with tilt, swivel, pivot, and height adjustments
- High 1000:1 contrast ratio
- Build-in speakers included
Cons
- No publicized HDR support
- 8-bit display panel
- Display panel not very bright
- No publicized HDR support
- No publicized HDR support
- 8-bit display panel
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