HP P34hc G4 34" WQHD USB-C Curved Monitor, 3440x1440 (21Y56AA)
The HP P34hc G4 is a 34-inch WQHD (3440 x 1440) curved monitor for office workers who want more screen space for spreadsheets and side-by-side windows. One USB-C cable carries video and data and charges a laptop at up to 65W, so a single connection runs your desk.
Key features
- 34-inch 21:9 curved screen: a WQHD 3440 x 1440 VA panel with a 1500R curve gives you room for several windows at once.
- USB-C with 65W power delivery: one cable handles video (DisplayPort Alt Mode), data and laptop charging.
- Built-in USB hub: 4 USB Type-A ports (5Gbps) for keyboard, mouse and other accessories.
- Adjustable stand: 100 mm height adjustment and -5 to +21° tilt, plus a 100 x 100 mm VESA mount.
- 3500:1 contrast and 250 nits: deep blacks for everyday office work, with 178° viewing angles.
Specifications
| Brand | HP |
| Model | P34hc G4 WQHD USB-C Curved Monitor |
| Product number | 21Y56AA |
| Screen size | 86.36 cm (34") diagonal |
| Panel type | VA |
| Resolution | WQHD 3440 x 1440 @ 60 Hz |
| Aspect ratio | 21:9 |
| Curvature | 1500R |
| Vertical scan frequency | 48-100 Hz |
| Response time | 5 ms GtG (with overdrive) |
| Brightness | 250 nits |
| Contrast ratio | 3500:1 |
| Colour gamut | 85% NTSC |
| Viewing angles | 178° horizontal, 178° vertical |
| Ports | 1 x HDMI 2.0, 1 x DisplayPort 1.2, 1 x USB Type-C 5Gbps (up to 65W USB Power Delivery, DisplayPort 1.2 Alt Mode), 4 x USB Type-A 5Gbps, 1 x USB-B, 1 x line out |
| Speakers | 2 x 3 W |
| Stand adjustment | Height 100 mm, tilt -5 to +21°, no swivel |
| VESA mount | 100 x 100 mm |
| Power consumption | 48 W typical, 190 W maximum, 0.5 W standby |
| Dimensions (W x D x H) | With stand: 80.94 x 23.49 x 51.8 cm; without stand: 80.94 x 11.21 x 36.69 cm |
| Weight | 10.51 kg (with stand) |
| Colour | Black |
| In the box | Monitor, DisplayPort cable, HDMI cable, USB Type-C to Type-C cable, AC power cord, quick setup poster, warranty card |
| Warranty | 3-year limited warranty (HP) |
Who it's for
Suited to: office and home-office users with a USB-C laptop who want one-cable connection, laptop charging and a wide screen for multitasking.
Not suited to: gamers after high refresh rates (HP lists WQHD at 60 Hz), or desks that need a swivelling or pivoting stand. If you want a smaller USB-C screen, see the HP Series 5 Pro 27-inch QHD monitor, or for a simpler office screen the HP P27 G5 27-inch FHD monitor.
FAQs
Can the HP P34hc G4 charge my laptop?
Yes. Its USB Type-C port delivers up to 65W of power while also carrying video and data.
What resolution and refresh rate does the P34hc G4 support?
HP lists a native resolution of WQHD 3440 x 1440 at 60 Hz, with a 48-100 Hz vertical scan frequency range.
Does the P34hc G4 have speakers?
Yes. HP's specifications list 2 x 3 W speakers.
What warranty does the HP P34hc G4 come with?
HP includes a 3-year limited warranty. Browse more HP screens, laptops and accessories in our Hewlett Packard range.
