Business computersENERGY STAR certified
Lanix XBOOK B15
32 GB notebook computer.
Memory
32 GB
Processor
Core i7
Typical electricity use
16.5 kWh/yr
NPU installed
No
Of 980 certified notebook business computers, 761 have a lower typical electricity use than the XBOOK B15 (16.5 kWh/yr).
Its certified typical electricity use of 16.5 kWh/yr costs about $2.15 a year at 13¢/kWh.
- Maker
- Lanix
- Model
- XBOOK B15
- Type
- Notebook
- Processor
- Core i7
- CPU cores
- 10
- Memory
- 32 GB
- NPU installed
- No
- Storage
- SDD
- Screen
- 15.6 in
- Battery
- 50.2 Wh
- Operating system
- Windows 11
- Marketed as a workstation
- No
- Typical electricity use
- 16.5 kWh/yr
- Power in sleep
- 0.5 W
- Power at long idle
- 4.4 W
- Power when off
- 0.5 W
- On the market since
- Dec 2025
- ENERGY STAR certified
- 25 Nov 2025
Certified under the same record
The maker lists these as the same machine or a variant of it: XBOOK GO.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4517794, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the XBOOK B15
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| HP 16-af | Notebook | Core Ultra 7 | 32 GB | 14.2 kWh/yr |
| Lenovo ThinkBook 16 G7 QOY | Notebook | X126100 | 32 GB | 10.3 kWh/yr |
| Lenovo ThinkBook 16 G7+ AHP | Notebook | Ryzen 7 | 32 GB | 18.5 kWh/yr |
| Lenovo ThinkBook 14 G7+ AHP | Notebook | Ryzen 7 | 32 GB | 16.4 kWh/yr |
| Lenovo IdeaPad Slim 3 15Q8X10 | Notebook | X1P42100 | 32 GB | 13.4 kWh/yr |
| HP OmniBook 7 Laptop AI ENERGY STAR | Notebook | Intel Ultra 9 285H | 32 GB | 16.4 kWh/yr |
Lanix
More Lanix business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| CORP 6020 | Desktop | Core i3 | 64 GB | 52.5 kWh/yr |
| Titan 6020 | Desktop | Core i3 | 64 GB | 51.9 kWh/yr |