Skip to content

Business computersENERGY STAR certified

Durabook U11

32 GB slate/tablet computer.

Memory

32 GB

Typical electricity use

15.2 kWh/yr

NPU installed

No

Storage

SDD

Of 94 certified slate/tablet business computers, 84 have a lower typical electricity use than the U11 (15.2 kWh/yr).

Its certified typical electricity use of 15.2 kWh/yr costs about $1.98 a year at 13¢/kWh.

Maker
Durabook
Model
U11
Type
Slate/Tablet
Memory
32 GB
NPU installed
No
Storage
SDD
Screen
11.6 in
Battery
36.5 Wh
Operating system
Windows 11
Marketed as a workstation
No
Typical electricity use
15.2 kWh/yr
Power in sleep
1.2 W
Power at long idle
1.2 W
Power when off
0.2 W
On the market since
Feb 2020
ENERGY STAR certified
4 Sep 2025

Source: ENERGY STAR certified business computers dataset, US EPA, record 4498393, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the U11

Certified business computers from other makers, same color class, within 20% of its speed.

ModelTypeProcessorMemoryTypical electricity use
Microsoft Surface Pro 11th EditionSlate/Tablet-32 GB11.5 kWh/yr
DELL T07HSlate/Tablet-32 GB21 kWh/yr
DELL T18GSlate/Tablet-32 GB12.4 kWh/yr
DELL T06HSlate/Tablet-32 GB16.4 kWh/yr
DELL T08HSlate/Tablet-32 GB14.3 kWh/yr
DELL T19GSlate/Tablet-32 GB14.3 kWh/yr

Durabook

More Durabook business computers

ModelTypeProcessorMemoryTypical electricity use
R10Slate/Tablet-32 GB14.7 kWh/yr
S15Ruggedized NotebookCore i564 GB20.3 kWh/yr
S14IRuggedized NotebookCore Ultra 564 GB20.1 kWh/yr
Z14IRuggedized NotebookCore Ultra 564 GB23.5 kWh/yr
R11Slate/Tablet-32 GB13.6 kWh/yr
R8Slate/Tablet-8 GB10.1 kWh/yr

All Durabook business computers